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* mount hangs after disk crash (RAID-1)
@ 2014-05-22  2:22 Tomasz Chmielewski
  2014-05-22  8:51 ` Tomasz Chmielewski
  2014-05-22  9:43 ` Duncan
  0 siblings, 2 replies; 9+ messages in thread
From: Tomasz Chmielewski @ 2014-05-22  2:22 UTC (permalink / raw)
  To: linux-btrfs

One disk in RAID-1 crashed, so powered off, changed disk, powered
on, trying to mount degraded. 

Unfortunately it hangs (running 3.14.4).

# mount -o degraded,compress=lzo,noatime /dev/sdb4 /home
(...never returns...)

iostat shows no disk activity.

Any ideas how to recover?


dmesg shows:

[  115.521656] Btrfs loaded
[  115.522530] BTRFS: device label home devid 2 transid 53234 /dev/sdb4
[  115.523217] BTRFS info (device sdb4): allowing degraded mounts
[  115.523282] BTRFS info (device sdb4): disk space caching is enabled
[  115.624905] BTRFS: bdev (null) errs: wr 0, rd 58, flush 0, corrupt 0, gen 0
[  144.538692] BTRFS error (device sdb4): free space inode generation (0) did not match free space cache generation (53233)
[  360.512573] INFO: task mount:4469 blocked for more than 120 seconds.
[  360.512632]       Not tainted 3.14.4 #1
[  360.512685] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  360.512734] mount           D 0000000000000002     0  4469   4424 0x00000000
[  360.512855]  ffff880812ed9628 0000000000000082 0000041100000000 ffff880811009800
[  360.513092]  00000000000116c0 0000000000004000 ffff880813e0b000 ffff880811009800
[  360.513372]  0000000000000000 ffff8807c33db468 0000000000000000 000000000000b000
[  360.513652] Call Trace:
[  360.513746]  [<ffffffffa0359dd8>] ? submit_stripe_bio+0x5b/0x5d [btrfs]
[  360.513841]  [<ffffffffa035dd83>] ? btrfs_map_bio+0x377/0x3fc [btrfs]
[  360.513933]  [<ffffffff810b1ae5>] ? find_get_pages_tag+0xe9/0x123
[  360.514022]  [<ffffffff810b1d5c>] ? __lock_page+0x63/0x63
[  360.514112]  [<ffffffff8139756e>] schedule+0x6a/0x6c
[  360.514215]  [<ffffffff813975fa>] io_schedule+0x8a/0xc8
[  360.514302]  [<ffffffff810b1d65>] sleep_on_page+0x9/0xd
[  360.514391]  [<ffffffff81397b5b>] __wait_on_bit+0x45/0x7e
[  360.514479]  [<ffffffff810b1ae5>] ? find_get_pages_tag+0xe9/0x123
[  360.514568]  [<ffffffff810b1f6d>] wait_on_page_bit+0x71/0x73
[  360.514657]  [<ffffffff81067ff2>] ? wake_atomic_t_function+0x28/0x28
[  360.514747]  [<ffffffff810b2027>] filemap_fdatawait_range+0x79/0x118
[  360.514841]  [<ffffffffa0350cac>] btrfs_wait_ordered_range+0x6e/0x120 [btrfs]
[  360.514937]  [<ffffffffa0370f8b>] __btrfs_write_out_cache+0x47a/0x6ef [btrfs]
[  360.515030]  [<ffffffffa031d921>] ? comp_keys+0x26/0x28 [btrfs]
[  360.515123]  [<ffffffffa0371485>] btrfs_write_out_cache+0x8c/0xc1 [btrfs]
[  360.515218]  [<ffffffffa035612b>] ? free_extent_buffer+0x6f/0x7c [btrfs]
[  360.515312]  [<ffffffffa032e9a0>] btrfs_write_dirty_block_groups+0x54b/0x56f [btrfs]
[  360.515450]  [<ffffffffa033a0fd>] commit_cowonly_roots+0x13f/0x21a [btrfs]
[  360.515544]  [<ffffffffa033bbf8>] btrfs_commit_transaction+0x410/0x7ff [btrfs]
[  360.515683]  [<ffffffffa037ca26>] btrfs_recover_relocation+0x2a1/0x353 [btrfs]
[  360.515820]  [<ffffffffa0339aa9>] open_ctree+0x182c/0x1b5c [btrfs]
[  360.515910]  [<ffffffff811a988e>] ? ida_get_new_above+0x178/0x192
[  360.516001]  [<ffffffffa0318059>] btrfs_mount+0x40b/0x718 [btrfs]
[  360.516090]  [<ffffffff810b8dc6>] ? __free_pages+0x1c/0x48
[  360.516179]  [<ffffffff81172056>] ? selinux_sb_copy_data+0x1a0/0x1d1
[  360.516269]  [<ffffffff810fb7fd>] mount_fs+0x64/0x14f
[  360.516356]  [<ffffffff810c839d>] ? __alloc_percpu+0xb/0xd
[  360.516445]  [<ffffffff8111076e>] vfs_kern_mount+0x61/0xec
[  360.516533]  [<ffffffff811127aa>] do_mount+0x70b/0x8af
[  360.516621]  [<ffffffff81112b88>] SyS_mount+0x80/0xb9
[  360.516709]  [<ffffffff8139a5a2>] system_call_fastpath+0x16/0x1b
[  360.516800] INFO: task btrfs-transacti:4680 blocked for more than 120 seconds.
[  360.516933]       Not tainted 3.14.4 #1
[  360.517018] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  360.517151] btrfs-transacti D ffff8807f0da5000     0  4680      2 0x00000000
[  360.517314]  ffff8808118cfd78 0000000000000046 ffff8808118cfd00 ffff880811844800
[  360.517594]  00000000000116c0 0000000000004000 ffff880813df9800 ffff880811844800
[  360.517873]  ffff8808118cfdb8 0000000000000292 0000000000000000 0000000000000000
[  360.518153] Call Trace:
[  360.518241]  [<ffffffffa033c477>] ? start_transaction+0x16f/0x459 [btrfs]
[  360.518332]  [<ffffffff8139756e>] schedule+0x6a/0x6c
[  360.518422]  [<ffffffffa033b299>] wait_current_trans.isra.36+0x94/0xe2 [btrfs]
[  360.518556]  [<ffffffff81067f98>] ? __wake_up_sync+0xd/0xd
[  360.518648]  [<ffffffffa033c503>] start_transaction+0x1fb/0x459 [btrfs]
[  360.518741]  [<ffffffffa033c7ae>] btrfs_attach_transaction+0x12/0x14 [btrfs]
[  360.518834]  [<ffffffffa0339ea6>] transaction_kthread+0xcd/0x1c3 [btrfs]
[  360.518927]  [<ffffffffa0339dd9>] ? open_ctree+0x1b5c/0x1b5c [btrfs]
[  360.519018]  [<ffffffff81050d3e>] kthread+0xcd/0xd5
[  360.519105]  [<ffffffff81030000>] ? unmap_pte_range+0x51/0x96
[  360.519194]  [<ffffffff81050c71>] ? kthread_freezable_should_stop+0x43/0x43
[  360.519284]  [<ffffffff8139a4fc>] ret_from_fork+0x7c/0xb0
[  360.519372]  [<ffffffff81050c71>] ? kthread_freezable_should_stop+0x43/0x43



[  442.318694] SysRq : Show Blocked State
[  442.318842]   task                        PC stack   pid father
[  442.318982] mount           D 0000000000000002     0  4469   4424 0x00000000
[  442.319171]  ffff880812ed9628 0000000000000082 0000041100000000 ffff880811009800
[  442.319494]  00000000000116c0 0000000000004000 ffff880813e0b000 ffff880811009800
[  442.319815]  0000000000000000 ffff8807c33db468 0000000000000000 000000000000b000
[  442.320136] Call Trace:
[  442.320257]  [<ffffffffa0359dd8>] ? submit_stripe_bio+0x5b/0x5d [btrfs]
[  442.320382]  [<ffffffffa035dd83>] ? btrfs_map_bio+0x377/0x3fc [btrfs]
[  442.320494]  [<ffffffff810b1ae5>] ? find_get_pages_tag+0xe9/0x123
[  442.320607]  [<ffffffff810b1d5c>] ? __lock_page+0x63/0x63
[  442.320715]  [<ffffffff8139756e>] schedule+0x6a/0x6c
[  442.320820]  [<ffffffff813975fa>] io_schedule+0x8a/0xc8
[  442.320925]  [<ffffffff810b1d65>] sleep_on_page+0x9/0xd
[  442.321031]  [<ffffffff81397b5b>] __wait_on_bit+0x45/0x7e
[  442.321138]  [<ffffffff810b1ae5>] ? find_get_pages_tag+0xe9/0x123
[  442.321244]  [<ffffffff810b1f6d>] wait_on_page_bit+0x71/0x73
[  442.321352]  [<ffffffff81067ff2>] ? wake_atomic_t_function+0x28/0x28
[  442.321460]  [<ffffffff810b2027>] filemap_fdatawait_range+0x79/0x118
[  442.321580]  [<ffffffffa0350cac>] btrfs_wait_ordered_range+0x6e/0x120 [btrfs]
[  442.321701]  [<ffffffffa0370f8b>] __btrfs_write_out_cache+0x47a/0x6ef [btrfs]
[  442.321815]  [<ffffffffa031d921>] ? comp_keys+0x26/0x28 [btrfs]
[  442.321932]  [<ffffffffa0371485>] btrfs_write_out_cache+0x8c/0xc1 [btrfs]
[  442.322051]  [<ffffffffa035612b>] ? free_extent_buffer+0x6f/0x7c [btrfs]
[  442.322167]  [<ffffffffa032e9a0>] btrfs_write_dirty_block_groups+0x54b/0x56f [btrfs]
[  442.322340]  [<ffffffffa033a0fd>] commit_cowonly_roots+0x13f/0x21a [btrfs]
[  442.322458]  [<ffffffffa033bbf8>] btrfs_commit_transaction+0x410/0x7ff [btrfs]
[  442.322631]  [<ffffffffa037ca26>] btrfs_recover_relocation+0x2a1/0x353 [btrfs]
[  442.322802]  [<ffffffffa0339aa9>] open_ctree+0x182c/0x1b5c [btrfs]
[  442.322910]  [<ffffffff811a988e>] ? ida_get_new_above+0x178/0x192
[  442.323023]  [<ffffffffa0318059>] btrfs_mount+0x40b/0x718 [btrfs]
[  442.323131]  [<ffffffff810b8dc6>] ? __free_pages+0x1c/0x48
[  442.323238]  [<ffffffff81172056>] ? selinux_sb_copy_data+0x1a0/0x1d1
[  442.323346]  [<ffffffff810fb7fd>] mount_fs+0x64/0x14f
[  442.323451]  [<ffffffff810c839d>] ? __alloc_percpu+0xb/0xd
[  442.323558]  [<ffffffff8111076e>] vfs_kern_mount+0x61/0xec
[  442.323663]  [<ffffffff811127aa>] do_mount+0x70b/0x8af
[  442.325267]  [<ffffffff81112b88>] SyS_mount+0x80/0xb9
[  442.325372]  [<ffffffff8139a5a2>] system_call_fastpath+0x16/0x1b
[  442.325482] btrfs-transacti D ffff8807f0da5000     0  4680      2 0x00000000
[  442.325671]  ffff8808118cfd78 0000000000000046 ffff8808118cfd00 ffff880811844800
[  442.325992]  00000000000116c0 0000000000004000 ffff880813df9800 ffff880811844800
[  442.326312]  ffff8808118cfdb8 0000000000000292 0000000000000000 0000000000000000
[  442.326633] Call Trace:
[  442.326743]  [<ffffffffa033c477>] ? start_transaction+0x16f/0x459 [btrfs]
[  442.326851]  [<ffffffff8139756e>] schedule+0x6a/0x6c
[  442.326964]  [<ffffffffa033b299>] wait_current_trans.isra.36+0x94/0xe2 [btrfs]
[  442.327126]  [<ffffffff81067f98>] ? __wake_up_sync+0xd/0xd
[  442.327239]  [<ffffffffa033c503>] start_transaction+0x1fb/0x459 [btrfs]
[  442.327355]  [<ffffffffa033c7ae>] btrfs_attach_transaction+0x12/0x14 [btrfs]
[  442.327471]  [<ffffffffa0339ea6>] transaction_kthread+0xcd/0x1c3 [btrfs]
[  442.327587]  [<ffffffffa0339dd9>] ? open_ctree+0x1b5c/0x1b5c [btrfs]
[  442.327696]  [<ffffffff81050d3e>] kthread+0xcd/0xd5
[  442.327801]  [<ffffffff81030000>] ? unmap_pte_range+0x51/0x96
[  442.327908]  [<ffffffff81050c71>] ? kthread_freezable_should_stop+0x43/0x43
[  442.328017]  [<ffffffff8139a4fc>] ret_from_fork+0x7c/0xb0
[  442.328123]  [<ffffffff81050c71>] ? kthread_freezable_should_stop+0x43/0x43
[  442.328232] Sched Debug Version: v0.11, 3.14.4 #1
[  442.328336] ktime                                   : 442568.889963
[  442.328442] sched_clk                               : 442328.231419
[  442.328547] cpu_clk                                 : 442328.231449
[  442.328653] jiffies                                 : 4294981553
[  442.328758] sched_clock_stable()                    : 1
[  442.328861] 
[  442.328957] sysctl_sched
[  442.329055]   .sysctl_sched_latency                    : 24.000000
[  442.329161]   .sysctl_sched_min_granularity            : 3.000000
[  442.329266]   .sysctl_sched_wakeup_granularity         : 4.000000
[  442.329372]   .sysctl_sched_child_runs_first           : 0
[  442.329477]   .sysctl_sched_features                   : 11899
[  442.329581]   .sysctl_sched_tunable_scaling            : 1 (logaritmic)
[  442.329687] 
[  442.329782] cpu#0, 3411.486 MHz
[  442.329882]   .nr_running                    : 0
[  442.329984]   .load                          : 0
[  442.330086]   .nr_switches                   : 193135
[  442.330189]   .nr_load_updates               : 18917
[  442.330292]   .nr_uninterruptible            : -977
[  442.330395]   .next_balance                  : 4294.981554
[  442.330499]   .curr->pid                     : 0
[  442.330601]   .clock                         : 442320.413954
[  442.330705]   .cpu_load[0]                   : 0
[  442.330807]   .cpu_load[1]                   : 0
[  442.330909]   .cpu_load[2]                   : 0
[  442.331011]   .cpu_load[3]                   : 0
[  442.331113]   .cpu_load[4]                   : 0
[  442.331216]   .yld_count                     : 13
[  442.331318]   .sched_count                   : 200232
[  442.331421]   .sched_goidle                  : 73213
[  442.331523]   .avg_idle                      : 864796
[  442.331627]   .ttwu_count                    : 130526
[  442.331730]   .ttwu_local                    : 109416
[  442.331834] 
[  442.331834] cfs_rq[0]:/autogroup-26
[  442.331989]   .exec_clock                    : 120.820030
[  442.332092]   .MIN_vruntime                  : 0.000001
[  442.332195]   .min_vruntime                  : 119.519138
[  442.332299]   .max_vruntime                  : 0.000001
[  442.332403]   .spread                        : 0.000000
[  442.332507]   .spread0                       : -9825.001370
[  442.332611]   .nr_spread_over                : 0
[  442.332713]   .nr_running                    : 0
[  442.332814]   .load                          : 0
[  442.332916]   .runnable_load_avg             : 0
[  442.333018]   .blocked_load_avg              : 0
[  442.333120]   .tg_load_contrib               : 0
[  442.333222]   .tg_runnable_contrib           : 2
[  442.333324]   .tg_load_avg                   : 0
[  442.333426]   .tg->runnable_avg              : 2
[  442.333528]   .tg->cfs_bandwidth.timer_active: 0
[  442.333630]   .throttled                     : 0
[  442.333732]   .throttle_count                : 0
[  442.333834]   .se->exec_start                : 442318.673917
[  442.333938]   .se->vruntime                  : 9932.611723
[  442.334042]   .se->sum_exec_runtime          : 120.820030
[  442.334146]   .se->statistics.wait_start     : 0.000000
[  442.334250]   .se->statistics.sleep_start    : 0.000000
[  442.334353]   .se->statistics.block_start    : 0.000000
[  442.334457]   .se->statistics.sleep_max      : 0.000000
[  442.334561]   .se->statistics.block_max      : 0.000000
[  442.334665]   .se->statistics.exec_max       : 9.854141
[  442.334769]   .se->statistics.slice_max      : 0.162777
[  442.334872]   .se->statistics.wait_max       : 0.035742
[  442.334976]   .se->statistics.wait_sum       : 0.358340
[  442.335079]   .se->statistics.wait_count     : 5282
[  442.335182]   .se->load.weight               : 2
[  442.335284]   .se->avg.runnable_avg_sum      : 133
[  442.335386]   .se->avg.runnable_avg_period   : 47866
[  442.335489]   .se->avg.load_avg_contrib      : 0
[  442.335591]   .se->avg.decay_count           : 421828
[  442.335695] 
[  442.335695] cfs_rq[0]:/autogroup-6
[  442.335850]   .exec_clock                    : 6051.469384
[  442.335953]   .MIN_vruntime                  : 0.000001
[  442.336057]   .min_vruntime                  : 5861.283469
[  442.336160]   .max_vruntime                  : 0.000001
[  442.336263]   .spread                        : 0.000000
[  442.336366]   .spread0                       : -4083.237039
[  442.336470]   .nr_spread_over                : 55
[  442.336573]   .nr_running                    : 0
[  442.336675]   .load                          : 0
[  442.336777]   .runnable_load_avg             : 0
[  442.336879]   .blocked_load_avg              : 0
[  442.336981]   .tg_load_contrib               : 0
[  442.337083]   .tg_runnable_contrib           : 0
[  442.337185]   .tg_load_avg                   : 6
[  442.337287]   .tg->runnable_avg              : 0
[  442.337388]   .tg->cfs_bandwidth.timer_active: 0
[  442.337490]   .throttled                     : 0
[  442.337593]   .throttle_count                : 0
[  442.337695]   .se->exec_start                : 442320.411912
[  442.337799]   .se->vruntime                  : 9944.520508
[  442.337903]   .se->sum_exec_runtime          : 6051.472003
[  442.338008]   .se->statistics.wait_start     : 0.000000
[  442.338111]   .se->statistics.sleep_start    : 0.000000
[  442.338215]   .se->statistics.block_start    : 0.000000
[  442.338318]   .se->statistics.sleep_max      : 0.000000
[  442.338421]   .se->statistics.block_max      : 0.000000
[  442.338525]   .se->statistics.exec_max       : 9.993329
[  442.338629]   .se->statistics.slice_max      : 0.140059
[  442.338732]   .se->statistics.wait_max       : 0.077045
[  442.338837]   .se->statistics.wait_sum       : 493.196736
[  442.338940]   .se->statistics.wait_count     : 41001
[  442.339043]   .se->load.weight               : 2
[  442.339145]   .se->avg.runnable_avg_sum      : 121
[  442.339247]   .se->avg.runnable_avg_period   : 47929
[  442.339350]   .se->avg.load_avg_contrib      : 0
[  442.339460]   .se->avg.decay_count           : 421830
[  442.339572] 
[  442.339572] cfs_rq[0]:/
[  442.339724]   .exec_clock                    : 7755.380964
[  442.339828]   .MIN_vruntime                  : 0.000001
[  442.339931]   .min_vruntime                  : 9944.628775
[  442.340035]   .max_vruntime                  : 0.000001
[  442.340138]   .spread                        : 0.000000
[  442.340242]   .spread0                       : 0.000000
[  442.340346]   .nr_spread_over                : 15
[  442.340448]   .nr_running                    : 0
[  442.340550]   .load                          : 0
[  442.340653]   .runnable_load_avg             : 0
[  442.340754]   .blocked_load_avg              : 2
[  442.340856]   .tg_load_contrib               : 2
[  442.340958]   .tg_runnable_contrib           : 7
[  442.341060]   .tg_load_avg                   : 2
[  442.341163]   .tg->runnable_avg              : 18
[  442.341265]   .tg->cfs_bandwidth.timer_active: 0
[  442.341367]   .throttled                     : 0
[  442.341469]   .throttle_count                : 0
[  442.341571]   .avg->runnable_avg_sum         : 348
[  442.341674]   .avg->runnable_avg_period      : 48024
[  442.341779] 
[  442.341779] rt_rq[0]:/
[  442.341932]   .rt_nr_running                 : 0
[  442.342035]   .rt_throttled                  : 0
[  442.342137]   .rt_time                       : 0.000000
[  442.342241]   .rt_runtime                    : 950.000000
[  442.342346] 
[  442.342346] runnable tasks:
[  442.342346]             task   PID         tree-key  switches  prio     exec-runtime         sum-exec        sum-sleep
[  442.342346] ----------------------------------------------------------------------------------------------------------
[  442.342750]      ksoftirqd/0     3      9931.873286       940   120      9931.873286         9.380748    441453.948404 /
[  442.343080]     kworker/0:0H     5       892.634890         5   100       892.634890         0.037675      1145.285746 /
[  442.343410]        rcu_sched     7      9944.628775      9813   120      9944.628775       667.260040    441532.117991 /
[  442.343739]           rcu_bh     8       117.315808         2   120       117.315808         0.000860         0.000728 /
[  442.344068]      migration/0     9         0.000000        38     0         0.000000       602.383800         0.000876 /
[  442.344396]       watchdog/0    10       -11.785717       120     0       -11.785717         1.486157        93.388826 /
[  442.346229]            khubd   339      1893.145244        62   120      1893.145244         4.145054     34134.084693 /
[  442.346558]    fsnotify_mark   560      1789.847970        14   120      1789.847970         0.345820     32904.674520 /
[  442.346887]      kworker/0:1   587      9932.487695     10283   120      9932.487695       107.618280    440853.949530 /
[  442.347215]      kworker/0:2   675      9216.825160         8   120      9216.825160         0.076248    113974.508948 /
[  442.347544]        scsi_eh_1   843       889.953484        18   120       889.953484         0.984397       350.351017 /
[  442.347872]        scsi_eh_3   847       889.050938         3   120       889.050938         0.061990         1.339428 /
[  442.348201]    kworker/u16:5   856       904.634567        45   120       904.634567         1.639225       388.329788 /
[  442.348530]     kworker/0:1H   864      9932.102629     48754   100      9932.102629       405.424799    439787.020895 /
[  442.348857]        md2_raid1   908      9932.173256       583   120      9932.173256        19.913980    440121.454369 /
[  442.349185]       jbd2/md2-8   923      9929.333300       385   120      9929.333300        20.817376    436476.026189 /
[  442.349516]    rs:main Q:Reg  3024      5781.492937        56   120      5781.492937         6.858607    323799.016826 /autogroup-6
[  442.349847]            acpid  3157         0.892033         4   120         0.892033         0.529410       325.839215 /autogroup-10
[  442.350178]    ipv6_addrconf  3283      2816.279997         2   100      2816.279997         0.009845         0.005355 /
[  442.350506]             sshd  3359         0.532207         4   120         0.532207         0.652976     14440.055877 /autogroup-14
[  442.350838]           mysqld  4030      5848.675013       810   120      5848.675013        10.758223    402840.310308 /autogroup-6
[  442.351169]           mysqld  4051      1770.272079        27   120      1770.272079         1.613443     13749.994153 /autogroup-6
[  442.351500]           mysqld  4078      5861.283469      4400   120      5861.283469      1709.429214    398008.571608 /autogroup-6
[  442.351830]           pickup  4287        -1.064741        12   120        -1.064741         2.742415    360245.220393 /autogroup-18
[  442.352160]             sshd  4317       119.519138      5333   120       119.519138       137.837336    390966.825167 /autogroup-26
[  442.352491]  btrfs-genwork-1  4477      9886.892976        10   120      9886.892976         0.330109    273933.538729 /
[  442.352819]    btrfs-fixup-1  4480      9855.758107         5   120      9855.758107         0.075281    239871.393770 /
[  442.353149] 
[  442.353245] cpu#1, 3411.486 MHz
[  442.353345]   .nr_running                    : 1
[  442.353447]   .load                          : 1024
[  442.353550]   .nr_switches                   : 62292
[  442.353653]   .nr_load_updates               : 9496
[  442.353756]   .nr_uninterruptible            : -364
[  442.353859]   .next_balance                  : 4294.981507
[  442.353963]   .curr->pid                     : 4319
[  442.354066]   .clock                         : 442318.588923
[  442.354170]   .cpu_load[0]                   : 0
[  442.354272]   .cpu_load[1]                   : 0
[  442.354374]   .cpu_load[2]                   : 0
[  442.354476]   .cpu_load[3]                   : 0
[  442.354578]   .cpu_load[4]                   : 0
[  442.354680]   .yld_count                     : 76
[  442.354783]   .sched_count                   : 63100
[  442.354885]   .sched_goidle                  : 18234
[  442.354988]   .avg_idle                      : 1000000
[  442.355091]   .ttwu_count                    : 29773
[  442.355193]   .ttwu_local                    : 19829
[  442.355297] 
[  442.355297] cfs_rq[1]:/autogroup-27
[  442.355453]   .exec_clock                    : 81.696104
[  442.355556]   .MIN_vruntime                  : 0.000001
[  442.355660]   .min_vruntime                  : 92.535898
[  442.355762]   .max_vruntime                  : 0.000001
[  442.355866]   .spread                        : 0.000000
[  442.355969]   .spread0                       : -9852.092877
[  442.356072]   .nr_spread_over                : 5
[  442.356174]   .nr_running                    : 1
[  442.356276]   .load                          : 1024
[  442.356380]   .runnable_load_avg             : 0
[  442.356482]   .blocked_load_avg              : 0
[  442.356583]   .tg_load_contrib               : 0
[  442.356685]   .tg_runnable_contrib           : 0
[  442.356788]   .tg_load_avg                   : 0
[  442.356891]   .tg->runnable_avg              : 0
[  442.356993]   .tg->cfs_bandwidth.timer_active: 0
[  442.357095]   .throttled                     : 0
[  442.357197]   .throttle_count                : 0
[  442.357299]   .se->exec_start                : 442318.588923
[  442.357404]   .se->vruntime                  : 3313.056370
[  442.357507]   .se->sum_exec_runtime          : 81.696104
[  442.357610]   .se->statistics.wait_start     : 0.000000
[  442.357714]   .se->statistics.sleep_start    : 0.000000
[  442.357817]   .se->statistics.block_start    : 0.000000
[  442.357921]   .se->statistics.sleep_max      : 0.000000
[  442.358024]   .se->statistics.block_max      : 0.000000
[  442.358127]   .se->statistics.exec_max       : 4.151935
[  442.358231]   .se->statistics.slice_max      : 0.000000
[  442.358334]   .se->statistics.wait_max       : 0.017807
[  442.358438]   .se->statistics.wait_sum       : 17.760581
[  442.358542]   .se->statistics.wait_count     : 12191
[  442.358645]   .se->load.weight               : 1024
[  442.358748]   .se->avg.runnable_avg_sum      : 43
[  442.358850]   .se->avg.runnable_avg_period   : 47852
[  442.358953]   .se->avg.load_avg_contrib      : 0
[  442.359054]   .se->avg.decay_count           : 0
[  442.359158] 
[  442.359158] cfs_rq[1]:/autogroup-11
[  442.359312]   .exec_clock                    : 13.586455
[  442.359418]   .MIN_vruntime                  : 0.000001
[  442.359538]   .min_vruntime                  : 12.495082
[  442.359642]   .max_vruntime                  : 0.000001
[  442.359746]   .spread                        : 0.000000
[  442.359849]   .spread0                       : -9932.133693
[  442.359954]   .nr_spread_over                : 0
[  442.360056]   .nr_running                    : 0
[  442.360158]   .load                          : 0
[  442.360261]   .runnable_load_avg             : 0
[  442.360362]   .blocked_load_avg              : 0
[  442.360465]   .tg_load_contrib               : 0
[  442.360566]   .tg_runnable_contrib           : 0
[  442.360668]   .tg_load_avg                   : 11
[  442.360770]   .tg->runnable_avg              : 0
[  442.360872]   .tg->cfs_bandwidth.timer_active: 0
[  442.360974]   .throttled                     : 0
[  442.361075]   .throttle_count                : 0
[  442.361178]   .se->exec_start                : 442305.421941
[  442.361282]   .se->vruntime                  : 3301.750096
[  442.361386]   .se->sum_exec_runtime          : 13.596082
[  442.361489]   .se->statistics.wait_start     : 0.000000
[  442.361592]   .se->statistics.sleep_start    : 0.000000
[  442.361696]   .se->statistics.block_start    : 0.000000
[  442.361799]   .se->statistics.sleep_max      : 0.000000
[  442.361902]   .se->statistics.block_max      : 0.000000
[  442.362005]   .se->statistics.exec_max       : 0.046339
[  442.362108]   .se->statistics.slice_max      : 0.023465
[  442.362212]   .se->statistics.wait_max       : 0.009714
[  442.362315]   .se->statistics.wait_sum       : 0.080283
[  442.362418]   .se->statistics.wait_count     : 791
[  442.362520]   .se->load.weight               : 2
[  442.362621]   .se->avg.runnable_avg_sum      : 13
[  442.362723]   .se->avg.runnable_avg_period   : 46991
[  442.362826]   .se->avg.load_avg_contrib      : 0
[  442.362928]   .se->avg.decay_count           : 421816
[  442.363032] 
[  442.363032] cfs_rq[1]:/
[  442.363185]   .exec_clock                    : 1792.699568
[  442.363288]   .MIN_vruntime                  : 0.000001
[  442.363391]   .min_vruntime                  : 3313.735798
[  442.363495]   .max_vruntime                  : 0.000001
[  442.363599]   .spread                        : 0.000000
[  442.363702]   .spread0                       : -6631.009680
[  442.363806]   .nr_spread_over                : 7
[  442.363908]   .nr_running                    : 1
[  442.364010]   .load                          : 1024
[  442.364112]   .runnable_load_avg             : 0
[  442.364214]   .blocked_load_avg              : 0
[  442.364315]   .tg_load_contrib               : 0
[  442.364418]   .tg_runnable_contrib           : 1
[  442.364519]   .tg_load_avg                   : 3
[  442.364621]   .tg->runnable_avg              : 18
[  442.364723]   .tg->cfs_bandwidth.timer_active: 0
[  442.364826]   .throttled                     : 0
[  442.364928]   .throttle_count                : 0
[  442.365031]   .avg->runnable_avg_sum         : 62
[  442.365132]   .avg->runnable_avg_period      : 47701
[  442.365235] 
[  442.365235] rt_rq[1]:/
[  442.365387]   .rt_nr_running                 : 0
[  442.365496]   .rt_throttled                  : 0
[  442.365602]   .rt_time                       : 0.000000
[  442.365705]   .rt_runtime                    : 950.000000
[  442.365810] 
[  442.365810] runnable tasks:
[  442.365810]             task   PID         tree-key  switches  prio     exec-runtime         sum-exec        sum-sleep
[  442.365810] ----------------------------------------------------------------------------------------------------------
[  442.366221]       watchdog/1    11        -2.973630       114     0        -2.973630         1.329926        85.682243 /
[  442.366549]      migration/1    12         0.000000        41     0         0.000000         5.557719         0.000783 /
[  442.366878]      ksoftirqd/1    13      3301.496380       298   120      3301.496380         3.900868    440809.956960 /
[  442.368705]      kworker/1:0    14        -3.023870        13   120        -3.023870         0.025837       593.148821 /
[  442.369034]     kworker/1:0H    15       359.229340         6   100       359.229340         0.038046      1799.175182 /
[  442.369366]      kworker/1:1   589      3301.756800     16791   120      3301.756800        69.619205    441509.002041 /
[  442.369696]        scsi_eh_0   841       335.205607        18   120       335.205607         1.084244       350.637393 /
[  442.370025]        scsi_eh_2   845       334.171524         3   120       334.171524         0.014411         1.510574 /
[  442.370354]    kworker/u16:4   855      3301.842442       383   120      3301.842442        23.225454    440937.637564 /
[  442.370684]     kworker/1:1H   910      3201.954035        58   100      3201.954035         0.621261    147406.687293 /
[  442.371014]          vnstatd  3005         1.558586        85   120         1.558586        11.078703    404868.419760 /autogroup-7
[  442.371345]            nginx  3194        12.495082       811   120        12.495082        14.451161    405204.017547 /autogroup-11
[  442.371676]      mysqld_safe  3394       101.727991       434   120       101.727991        30.541534       458.372200 /autogroup-6
[  442.372006]           mysqld  4027       883.843182       809   120       883.843182        12.109428    402840.869767 /autogroup-6
[  442.372337]           mysqld  4083       875.137553     39714   120       875.137553      5376.267729     71672.847772 /autogroup-6
[  442.372668]           config  4233         3.076594         6   120         3.076594         3.271436        50.123413 /autogroup-16
[  442.373000]            getty  4303         0.441506       106   120         0.441506         1.670013        61.972680 /autogroup-22
[  442.373333] R           bash  4319        92.535898       359   120        92.535898        77.934814    389828.504167 /autogroup-27
[  442.373662]             bash  4424        38.770826        73   120        38.770826        44.222275      7183.090698 /autogroup-29
[  442.373994]            udevd  4475        70.155343         1   120        70.155343         0.224711         0.000000 /autogroup-4
[  442.374325] 
[  442.374421] cpu#2, 3411.486 MHz
[  442.374520]   .nr_running                    : 0
[  442.374623]   .load                          : 0
[  442.374725]   .nr_switches                   : 29565
[  442.374826]   .nr_load_updates               : 9147
[  442.374929]   .nr_uninterruptible            : -620
[  442.375032]   .next_balance                  : 4294.981559
[  442.375136]   .curr->pid                     : 0
[  442.375239]   .clock                         : 442369.344644
[  442.375343]   .cpu_load[0]                   : 0
[  442.375444]   .cpu_load[1]                   : 0
[  442.375545]   .cpu_load[2]                   : 0
[  442.375647]   .cpu_load[3]                   : 0
[  442.375748]   .cpu_load[4]                   : 0
[  442.375850]   .yld_count                     : 0
[  442.375952]   .sched_count                   : 29689
[  442.376055]   .sched_goidle                  : 14224
[  442.376158]   .avg_idle                      : 1000000
[  442.376261]   .ttwu_count                    : 11458
[  442.376363]   .ttwu_local                    : 7275
[  442.376466] 
[  442.376466] cfs_rq[2]:/autogroup-6
[  442.376620]   .exec_clock                    : 560.201135
[  442.376724]   .MIN_vruntime                  : 0.000001
[  442.376827]   .min_vruntime                  : 592.353230
[  442.376931]   .max_vruntime                  : 0.000001
[  442.377035]   .spread                        : 0.000000
[  442.377138]   .spread0                       : -9352.392248
[  442.377243]   .nr_spread_over                : 294
[  442.377345]   .nr_running                    : 0
[  442.377448]   .load                          : 0
[  442.377550]   .runnable_load_avg             : 0
[  442.377652]   .blocked_load_avg              : 0
[  442.377753]   .tg_load_contrib               : 0
[  442.377855]   .tg_runnable_contrib           : 0
[  442.377958]   .tg_load_avg                   : 0
[  442.378059]   .tg->runnable_avg              : 4
[  442.378161]   .tg->cfs_bandwidth.timer_active: 0
[  442.378263]   .throttled                     : 0
[  442.378365]   .throttle_count                : 0
[  442.378468]   .se->exec_start                : 442365.468242
[  442.378572]   .se->vruntime                  : 2918.689109
[  442.378676]   .se->sum_exec_runtime          : 560.201135
[  442.378780]   .se->statistics.wait_start     : 0.000000
[  442.378884]   .se->statistics.sleep_start    : 0.000000
[  442.378988]   .se->statistics.block_start    : 0.000000
[  442.379091]   .se->statistics.sleep_max      : 0.000000
[  442.379194]   .se->statistics.block_max      : 0.000000
[  442.379298]   .se->statistics.exec_max       : 2.417453
[  442.379404]   .se->statistics.slice_max      : 0.015061
[  442.379523]   .se->statistics.wait_max       : 0.104347
[  442.379627]   .se->statistics.wait_sum       : 1.758039
[  442.379731]   .se->statistics.wait_count     : 4709
[  442.379834]   .se->load.weight               : 2
[  442.379935]   .se->avg.runnable_avg_sum      : 17
[  442.380038]   .se->avg.runnable_avg_period   : 47961
[  442.380141]   .se->avg.load_avg_contrib      : 0
[  442.380243]   .se->avg.decay_count           : 421873
[  442.380346] 
[  442.380346] cfs_rq[2]:/autogroup-28
[  442.380500]   .exec_clock                    : 17.883599
[  442.380603]   .MIN_vruntime                  : 0.000001
[  442.380706]   .min_vruntime                  : 16.835023
[  442.380810]   .max_vruntime                  : 0.000001
[  442.380912]   .spread                        : 0.000000
[  442.381015]   .spread0                       : -9928.026107
[  442.381119]   .nr_spread_over                : 0
[  442.381222]   .nr_running                    : 0
[  442.381324]   .load                          : 0
[  442.381426]   .runnable_load_avg             : 0
[  442.381528]   .blocked_load_avg              : 0
[  442.381630]   .tg_load_contrib               : 0
[  442.381732]   .tg_runnable_contrib           : 0
[  442.381835]   .tg_load_avg                   : 0
[  442.381936]   .tg->runnable_avg              : 0
[  442.382039]   .tg->cfs_bandwidth.timer_active: 0
[  442.382140]   .throttled                     : 0
[  442.382242]   .throttle_count                : 0
[  442.382345]   .se->exec_start                : 442311.004309
[  442.382450]   .se->vruntime                  : 2930.662936
[  442.382554]   .se->sum_exec_runtime          : 17.883599
[  442.382657]   .se->statistics.wait_start     : 0.000000
[  442.382760]   .se->statistics.sleep_start    : 0.000000
[  442.382863]   .se->statistics.block_start    : 0.000000
[  442.382967]   .se->statistics.sleep_max      : 0.000000
[  442.383071]   .se->statistics.block_max      : 0.000000
[  442.383175]   .se->statistics.exec_max       : 1.510103
[  442.383278]   .se->statistics.slice_max      : 0.000000
[  442.383381]   .se->statistics.wait_max       : 0.022256
[  442.383484]   .se->statistics.wait_sum       : 0.056724
[  442.383588]   .se->statistics.wait_count     : 216
[  442.383691]   .se->load.weight               : 2
[  442.383792]   .se->avg.runnable_avg_sum      : 28
[  442.383894]   .se->avg.runnable_avg_period   : 46643
[  442.383997]   .se->avg.load_avg_contrib      : 0
[  442.384099]   .se->avg.decay_count           : 421821
[  442.384202] 
[  442.384202] cfs_rq[2]:/
[  442.384356]   .exec_clock                    : 1286.749804
[  442.384460]   .MIN_vruntime                  : 0.000001
[  442.384563]   .min_vruntime                  : 2930.662936
[  442.384666]   .max_vruntime                  : 0.000001
[  442.384770]   .spread                        : 0.000000
[  442.384874]   .spread0                       : -7014.198194
[  442.384977]   .nr_spread_over                : 5
[  442.385079]   .nr_running                    : 0
[  442.385182]   .load                          : 0
[  442.385283]   .runnable_load_avg             : 0
[  442.385385]   .blocked_load_avg              : 0
[  442.385487]   .tg_load_contrib               : 0
[  442.385589]   .tg_runnable_contrib           : 2
[  442.385692]   .tg_load_avg                   : 4
[  442.385793]   .tg->runnable_avg              : 15
[  442.385895]   .tg->cfs_bandwidth.timer_active: 0
[  442.385997]   .throttled                     : 0
[  442.386100]   .throttle_count                : 0
[  442.386202]   .avg->runnable_avg_sum         : 107
[  442.386304]   .avg->runnable_avg_period      : 47792
[  442.386407] 
[  442.386407] rt_rq[2]:/
[  442.386559]   .rt_nr_running                 : 0
[  442.386660]   .rt_throttled                  : 0
[  442.386763]   .rt_time                       : 0.000000
[  442.386867]   .rt_runtime                    : 950.000000
[  442.386972] 
[  442.386972] runnable tasks:
[  442.386972]             task   PID         tree-key  switches  prio     exec-runtime         sum-exec        sum-sleep
[  442.386972] ----------------------------------------------------------------------------------------------------------
[  442.387378]       watchdog/2    16        -5.975999       114     0        -5.975999         1.355055        72.367749 /
[  442.387707]      migration/2    17         0.000000        55     0         0.000000         5.626778         0.000808 /
[  442.388036]      ksoftirqd/2    18      2909.170278       211   120      2909.170278         2.994556    344089.003920 /
[  442.388365]      kworker/2:0    19       844.755664        14   120       844.755664         0.030489     34070.779463 /
[  442.388693]     kworker/2:0H    20       356.125675         6   100       356.125675         0.046098      1284.771571 /
[  442.389024]      kworker/2:1   591      2922.180383      3727   120      2922.180383        41.063105    441594.680493 /
[  442.389355]     kworker/2:1H   880      2855.340623        30   100      2855.340623         0.320676    147866.271845 /
[  442.389685]        md1_raid1   900      1637.880055        29   120      1637.880055         0.701836     35157.770638 /
[  442.391507]             ntpd  3222         8.940448       464   120         8.940448        27.499788    404759.032658 /autogroup-12
[  442.391838]           mysqld  4023       588.529990       816   120       588.529990        10.940580    403005.434973 /autogroup-6
[  442.392169]           mysqld  4026       585.286659       808   120       585.286659        11.844814    403340.591507 /autogroup-6
[  442.392500]           mysqld  4028       588.622413       809   120       588.622413        10.635569    403337.996701 /autogroup-6
[  442.392830]           mysqld  4050       580.800595        81   120       580.800595         1.201381    399985.008906 /autogroup-6
[  442.393159]            anvil  4211         0.149152         6   120         0.149152         1.028354       116.206947 /autogroup-16
[  442.393491]              log  4212         0.404382         6   120         0.404382         1.050234      1064.170662 /autogroup-16
[  442.393822]             qmgr  4288         1.741219        28   120         1.741219         3.370244    300265.911080 /autogroup-18
[  442.394153]            getty  4302         0.600840       111   120         0.600840         1.745011        61.804844 /autogroup-21
[  442.394484]             tmux  4423        16.835023      1985   120        16.835023       152.878474    334675.889548 /autogroup-28
[  442.394815]    btrfs-cache-1  4489      2914.065739       135   120      2914.065739        14.036423    274618.575204 /
[  442.395144]             bash  4493         1.078777       102   120         1.078777        37.488082    209025.250330 /autogroup-30
[  442.395475]    btrfs-cleaner  4679      2795.939502         3   120      2795.939502         0.200852         0.122357 /
[  442.395804] 
[  442.395901] cpu#3, 3411.486 MHz
[  442.396000]   .nr_running                    : 0
[  442.396102]   .load                          : 0
[  442.396204]   .nr_switches                   : 32256
[  442.396306]   .nr_load_updates               : 10284
[  442.396410]   .nr_uninterruptible            : -496
[  442.396513]   .next_balance                  : 4294.981560
[  442.396617]   .curr->pid                     : 0
[  442.396719]   .clock                         : 442389.359621
[  442.396822]   .cpu_load[0]                   : 0
[  442.396924]   .cpu_load[1]                   : 0
[  442.397025]   .cpu_load[2]                   : 0
[  442.397127]   .cpu_load[3]                   : 0
[  442.397228]   .cpu_load[4]                   : 0
[  442.397330]   .yld_count                     : 50
[  442.397433]   .sched_count                   : 32402
[  442.397536]   .sched_goidle                  : 15346
[  442.397639]   .avg_idle                      : 1000000
[  442.397742]   .ttwu_count                    : 12834
[  442.397845]   .ttwu_local                    : 8789
[  442.397948] 
[  442.397948] cfs_rq[3]:/autogroup-6
[  442.398104]   .exec_clock                    : 1044.684548
[  442.398208]   .MIN_vruntime                  : 0.000001
[  442.398310]   .min_vruntime                  : 1048.363630
[  442.398414]   .max_vruntime                  : 0.000001
[  442.398518]   .spread                        : 0.000000
[  442.398622]   .spread0                       : -8896.497500
[  442.398725]   .nr_spread_over                : 65
[  442.398827]   .nr_running                    : 0
[  442.398929]   .load                          : 0
[  442.399031]   .runnable_load_avg             : 0
[  442.399133]   .blocked_load_avg              : 0
[  442.399235]   .tg_load_contrib               : 0
[  442.399337]   .tg_runnable_contrib           : 0
[  442.399452]   .tg_load_avg                   : 0
[  442.399555]   .tg->runnable_avg              : 2
[  442.399657]   .tg->cfs_bandwidth.timer_active: 0
[  442.399760]   .throttled                     : 0
[  442.399861]   .throttle_count                : 0
[  442.399964]   .se->exec_start                : 442365.470865
[  442.400067]   .se->vruntime                  : 4527.780959
[  442.400171]   .se->sum_exec_runtime          : 1044.684548
[  442.400275]   .se->statistics.wait_start     : 0.000000
[  442.400378]   .se->statistics.sleep_start    : 0.000000
[  442.400481]   .se->statistics.block_start    : 0.000000
[  442.400584]   .se->statistics.sleep_max      : 0.000000
[  442.400687]   .se->statistics.block_max      : 0.000000
[  442.400791]   .se->statistics.exec_max       : 9.994245
[  442.400894]   .se->statistics.slice_max      : 0.015489
[  442.400998]   .se->statistics.wait_max       : 0.112907
[  442.401101]   .se->statistics.wait_sum       : 1.549505
[  442.401205]   .se->statistics.wait_count     : 2365
[  442.401307]   .se->load.weight               : 2
[  442.401410]   .se->avg.runnable_avg_sum      : 5
[  442.401511]   .se->avg.runnable_avg_period   : 46249
[  442.401614]   .se->avg.load_avg_contrib      : 0
[  442.401716]   .se->avg.decay_count           : 421873
[  442.401819] 
[  442.401819] cfs_rq[3]:/
[  442.401972]   .exec_clock                    : 1864.927134
[  442.402075]   .MIN_vruntime                  : 0.000001
[  442.402178]   .min_vruntime                  : 4529.306663
[  442.402282]   .max_vruntime                  : 0.000001
[  442.402386]   .spread                        : 0.000000
[  442.402489]   .spread0                       : -5415.661005
[  442.402592]   .nr_spread_over                : 8
[  442.402695]   .nr_running                    : 0
[  442.402797]   .load                          : 0
[  442.402899]   .runnable_load_avg             : 0
[  442.403001]   .blocked_load_avg              : 0
[  442.403103]   .tg_load_contrib               : 0
[  442.403206]   .tg_runnable_contrib           : 2
[  442.403308]   .tg_load_avg                   : 8
[  442.403410]   .tg->runnable_avg              : 14
[  442.403511]   .tg->cfs_bandwidth.timer_active: 0
[  442.403613]   .throttled                     : 0
[  442.403716]   .throttle_count                : 0
[  442.403818]   .avg->runnable_avg_sum         : 120
[  442.403920]   .avg->runnable_avg_period      : 46697
[  442.404024] 
[  442.404024] rt_rq[3]:/
[  442.404177]   .rt_nr_running                 : 0
[  442.404278]   .rt_throttled                  : 0
[  442.404380]   .rt_time                       : 0.000000
[  442.404484]   .rt_runtime                    : 950.000000
[  442.404587] 
[  442.404587] runnable tasks:
[  442.404587]             task   PID         tree-key  switches  prio     exec-runtime         sum-exec        sum-sleep
[  442.404587] ----------------------------------------------------------------------------------------------------------
[  442.404990]             init     1         0.224680       961   120         0.224680       513.148123    440106.934569 /autogroup-2
[  442.405322]       watchdog/3    21        -5.983216       114     0        -5.983216         1.202804        59.050855 /
[  442.405649]      migration/3    22         0.000000        38     0         0.000000         5.548407         0.000826 /
[  442.405978]      ksoftirqd/3    23      4509.315859       174   120      4509.315859         2.372825    344266.315958 /
[  442.406307]      kworker/3:0    24       892.732418        14   120       892.732418         0.038906     34057.207679 /
[  442.406635]     kworker/3:0H    25       816.234012         6   100       816.234012         0.026753     33340.454999 /
[  442.406966]       khungtaskd   482      4517.782282         5   120      4517.782282         7.084177    359803.162597 /
[  442.407295]      kworker/3:1   593      4517.316835      5510   120      4517.316835        65.055740    441595.938635 /
[  442.407624]     kworker/3:1H  1276      4264.632251        20   100      4264.632251         0.241366     85294.834423 /
[  442.407953]         rsyslogd  3026      1025.592392        16   120      1025.592392         1.437104    323803.262530 /autogroup-6
[  442.408285]            nginx  3193         9.535098       811   120         9.535098        14.637308    405204.174095 /autogroup-11
[  442.408616]           mysqld  4008      1016.506348       867   120      1016.506348       458.157069     81608.046707 /autogroup-6
[  442.408947]           mysqld  4031      1036.378910       808   120      1036.378910        11.855400    403340.264930 /autogroup-6
[  442.409278]           mysqld  4047      1048.363630       407   120      1048.363630        61.940396    401218.233637 /autogroup-6
[  442.409609]           mysqld  4049      1036.085686        81   120      1036.085686         1.474302    400195.430799 /autogroup-6
[  442.409940]           mysqld  4052      1014.859507       237   120      1014.859507        20.513955    129497.328142 /autogroup-6
[  442.410272]           master  4274         3.133218        25   120         3.133218         6.292730    360247.346775 /autogroup-18
[  442.410604]            getty  4305         0.540277       109   120         0.540277         1.685413        61.753648 /autogroup-24
[  442.410935]            mount  4469       217.192752      6526   120       217.192752       495.247509     34975.660230 /autogroup-29
[  442.411267]   btrfs-worker-1  4476      4510.314174         5   120      4510.314174         0.103229    239871.731614 /
[  442.411597]  btrfs-endio-met  4684      4513.105868        33   120      4513.105868         1.432365    240570.439858 /
[  442.411927] 
[  442.412023] cpu#4, 3411.486 MHz
[  442.412122]   .nr_running                    : 0
[  442.412224]   .load                          : 0
[  442.412327]   .nr_switches                   : 6803
[  442.412429]   .nr_load_updates               : 1787
[  442.412531]   .nr_uninterruptible            : 518
[  442.412634]   .next_balance                  : 4294.981319
[  442.412737]   .curr->pid                     : 0
[  442.412840]   .clock                         : 442365.452320
[  442.412944]   .cpu_load[0]                   : 0
[  442.413046]   .cpu_load[1]                   : 0
[  442.413148]   .cpu_load[2]                   : 0
[  442.413250]   .cpu_load[3]                   : 0
[  442.413351]   .cpu_load[4]                   : 0
[  442.413453]   .yld_count                     : 0
[  442.413555]   .sched_count                   : 6945
[  442.413658]   .sched_goidle                  : 3094
[  442.415261]   .avg_idle                      : 1000000
[  442.415365]   .ttwu_count                    : 2957
[  442.415467]   .ttwu_local                    : 1904
[  442.415570] 
[  442.415570] cfs_rq[4]:/autogroup-6
[  442.415724]   .exec_clock                    : 88.195352
[  442.415828]   .MIN_vruntime                  : 0.000001
[  442.415932]   .min_vruntime                  : 3926.498079
[  442.416035]   .max_vruntime                  : 0.000001
[  442.416139]   .spread                        : 0.000000
[  442.416242]   .spread0                       : -6018.469589
[  442.416347]   .nr_spread_over                : 159
[  442.416449]   .nr_running                    : 0
[  442.416551]   .load                          : 0
[  442.416652]   .runnable_load_avg             : 0
[  442.416754]   .blocked_load_avg              : 0
[  442.416857]   .tg_load_contrib               : 0
[  442.416960]   .tg_runnable_contrib           : 0
[  442.417062]   .tg_load_avg                   : 0
[  442.417163]   .tg->runnable_avg              : 1
[  442.417265]   .tg->cfs_bandwidth.timer_active: 0
[  442.417368]   .throttled                     : 0
[  442.417470]   .throttle_count                : 0
[  442.417572]   .se->exec_start                : 442365.450096
[  442.417676]   .se->vruntime                  : 1643.779582
[  442.417780]   .se->sum_exec_runtime          : 88.195352
[  442.417884]   .se->statistics.wait_start     : 0.000000
[  442.417987]   .se->statistics.sleep_start    : 0.000000
[  442.418090]   .se->statistics.block_start    : 0.000000
[  442.418194]   .se->statistics.sleep_max      : 0.000000
[  442.418297]   .se->statistics.block_max      : 0.000000
[  442.418400]   .se->statistics.exec_max       : 1.445210
[  442.418503]   .se->statistics.slice_max      : 0.000000
[  442.418606]   .se->statistics.wait_max       : 0.065583
[  442.418709]   .se->statistics.wait_sum       : 0.194520
[  442.418812]   .se->statistics.wait_count     : 1256
[  442.418915]   .se->load.weight               : 2
[  442.419016]   .se->avg.runnable_avg_sum      : 15
[  442.419119]   .se->avg.runnable_avg_period   : 48646
[  442.419221]   .se->avg.load_avg_contrib      : 0
[  442.419323]   .se->avg.decay_count           : 421873
[  442.419439] 
[  442.419439] cfs_rq[4]:/
[  442.419592]   .exec_clock                    : 219.636837
[  442.419696]   .MIN_vruntime                  : 0.000001
[  442.419800]   .min_vruntime                  : 1646.629753
[  442.419903]   .max_vruntime                  : 0.000001
[  442.420006]   .spread                        : 0.000000
[  442.420110]   .spread0                       : -8298.449587
[  442.420214]   .nr_spread_over                : 7
[  442.420316]   .nr_running                    : 0
[  442.420417]   .load                          : 0
[  442.420519]   .runnable_load_avg             : 0
[  442.420621]   .blocked_load_avg              : 0
[  442.420723]   .tg_load_contrib               : 0
[  442.420824]   .tg_runnable_contrib           : 0
[  442.420926]   .tg_load_avg                   : 6
[  442.421027]   .tg->runnable_avg              : 12
[  442.421130]   .tg->cfs_bandwidth.timer_active: 0
[  442.421232]   .throttled                     : 0
[  442.421334]   .throttle_count                : 0
[  442.421436]   .avg->runnable_avg_sum         : 15
[  442.421539]   .avg->runnable_avg_period      : 48084
[  442.421642] 
[  442.421642] rt_rq[4]:/
[  442.421796]   .rt_nr_running                 : 0
[  442.421898]   .rt_throttled                  : 0
[  442.422000]   .rt_time                       : 0.000000
[  442.422104]   .rt_runtime                    : 950.000000
[  442.422208] 
[  442.422208] runnable tasks:
[  442.422208]             task   PID         tree-key  switches  prio     exec-runtime         sum-exec        sum-sleep
[  442.422208] ----------------------------------------------------------------------------------------------------------
[  442.422613]       watchdog/4    26        -8.977227       114     0        -8.977227         1.407421        45.715910 /
[  442.422941]      migration/4    27         0.000000       534     0         0.000000         7.892668         0.000800 /
[  442.423269]      ksoftirqd/4    28      1634.639030        34   120      1634.639030         0.399234    301078.201192 /
[  442.423599]      kworker/4:0    29        11.099434        13   120        11.099434         0.035937       553.787808 /
[  442.423927]     kworker/4:0H    30       636.666622         6   100       636.666622         0.054768      2808.593904 /
[  442.424258]      kworker/4:1   595      1636.091646       409   120      1636.091646         4.523121    439247.259259 /
[  442.424589]           bioset   891       531.533240         2   100       531.533240         0.050708         0.027751 /
[  442.424918]           bioset   899       563.633977         2   100       563.633977         0.037556         0.017608 /
[  442.425247]           bioset   907       599.923653         2   100       599.923653         0.041427         0.036999 /
[  442.425577]     kworker/4:1H  1001      1378.730082        10   100      1378.730082         0.145252     41358.051444 /
[  442.425906]         rsyslogd  3025      3480.977057        29   120      3480.977057         1.328252     15467.321960 /autogroup-6
[  442.426237]            mdadm  3101         0.269176         1   120         0.269176         0.841264         0.000000 /autogroup-8
[  442.426569]              atd  3136         0.954776         2   120         0.954776         0.143712         0.285125 /autogroup-9
[  442.426899]           mysqld  4024      3924.483419       808   120      3924.483419        12.204679    403340.533797 /autogroup-6
[  442.427232]           bioset  4473      1429.506934         2   100      1429.506934         0.006509         0.002747 /
[  442.427560]    btrfs-endio-1  4481      1634.643810         6   120      1634.643810         0.061059    239871.284049 /
[  442.427888]      btrfs-rmw-1  4483      1634.635497         6   120      1634.635497         0.014114    239871.181403 /
[  442.428217]  btrfs-endio-rai  4484      1634.635307         6   120      1634.635307         0.012364    239871.162940 /
[  442.428546]  btrfs-endio-met  4485      1634.636449         6   120      1634.636449         0.013526    239871.147901 /
[  442.428874]  btrfs-endio-wri  4486      1634.635915         6   120      1634.635915         0.013623    239871.120772 /
[  442.429203]  btrfs-freespace  4487      1634.636106         6   120      1634.636106         0.014809    239871.054138 /
[  442.429535]  btrfs-delayed-m  4488      1634.635624         6   120      1634.635624         0.013350    239871.005792 /
[  442.429863]  btrfs-readahead  4490      1634.636001         6   120      1634.636001         0.013185    239870.915119 /
[  442.430191]  btrfs-flush_del  4491      1634.635878         6   120      1634.635878         0.013309    239870.867378 /
[  442.430520]  btrfs-qgroup-re  4492      1634.643347         5   120      1634.643347         0.021430    239870.850039 /
[  442.430848] 
[  442.430944] cpu#5, 3411.486 MHz
[  442.431043]   .nr_running                    : 0
[  442.431146]   .load                          : 0
[  442.431248]   .nr_switches                   : 7645
[  442.431350]   .nr_load_updates               : 2102
[  442.431453]   .nr_uninterruptible            : 775
[  442.431556]   .next_balance                  : 4294.981369
[  442.431659]   .curr->pid                     : 0
[  442.431762]   .clock                         : 442365.450422
[  442.431866]   .cpu_load[0]                   : 0
[  442.431968]   .cpu_load[1]                   : 0
[  442.432071]   .cpu_load[2]                   : 0
[  442.432172]   .cpu_load[3]                   : 0
[  442.432274]   .cpu_load[4]                   : 0
[  442.432376]   .yld_count                     : 1
[  442.432478]   .sched_count                   : 7765
[  442.432580]   .sched_goidle                  : 3383
[  442.432682]   .avg_idle                      : 1000000
[  442.432785]   .ttwu_count                    : 3795
[  442.432887]   .ttwu_local                    : 2451
[  442.432990] 
[  442.432990] cfs_rq[5]:/autogroup-6
[  442.433144]   .exec_clock                    : 136.183864
[  442.433247]   .MIN_vruntime                  : 0.000001
[  442.433351]   .min_vruntime                  : 4828.707667
[  442.433454]   .max_vruntime                  : 0.000001
[  442.433558]   .spread                        : 0.000000
[  442.433661]   .spread0                       : -5116.371673
[  442.433764]   .nr_spread_over                : 88
[  442.433866]   .nr_running                    : 0
[  442.433968]   .load                          : 0
[  442.434070]   .runnable_load_avg             : 0
[  442.434172]   .blocked_load_avg              : 0
[  442.434274]   .tg_load_contrib               : 0
[  442.434377]   .tg_runnable_contrib           : 0
[  442.434479]   .tg_load_avg                   : 0
[  442.434581]   .tg->runnable_avg              : 1
[  442.434682]   .tg->cfs_bandwidth.timer_active: 0
[  442.434784]   .throttled                     : 0
[  442.434887]   .throttle_count                : 0
[  442.434988]   .se->exec_start                : 442365.448483
[  442.435093]   .se->vruntime                  : 1125.533446
[  442.435197]   .se->sum_exec_runtime          : 136.183864
[  442.435301]   .se->statistics.wait_start     : 0.000000
[  442.435405]   .se->statistics.sleep_start    : 0.000000
[  442.435508]   .se->statistics.block_start    : 0.000000
[  442.435612]   .se->statistics.sleep_max      : 0.000000
[  442.435715]   .se->statistics.block_max      : 0.000000
[  442.435820]   .se->statistics.exec_max       : 9.986728
[  442.435923]   .se->statistics.slice_max      : 0.000000
[  442.436026]   .se->statistics.wait_max       : 0.033855
[  442.436130]   .se->statistics.wait_sum       : 0.257970
[  442.436234]   .se->statistics.wait_count     : 1474
[  442.436336]   .se->load.weight               : 2
[  442.437935]   .se->avg.runnable_avg_sum      : 13
[  442.438038]   .se->avg.runnable_avg_period   : 48411
[  442.438141]   .se->avg.load_avg_contrib      : 0
[  442.438243]   .se->avg.decay_count           : 421873
[  442.438346] 
[  442.438346] cfs_rq[5]:/
[  442.438499]   .exec_clock                    : 264.365610
[  442.438603]   .MIN_vruntime                  : 0.000001
[  442.438706]   .min_vruntime                  : 1128.410826
[  442.438810]   .max_vruntime                  : 0.000001
[  442.438913]   .spread                        : 0.000000
[  442.439016]   .spread0                       : -8816.668514
[  442.439121]   .nr_spread_over                : 2
[  442.439222]   .nr_running                    : 0
[  442.439325]   .load                          : 0
[  442.439438]   .runnable_load_avg             : 0
[  442.439540]   .blocked_load_avg              : 0
[  442.439642]   .tg_load_contrib               : 0
[  442.439744]   .tg_runnable_contrib           : 0
[  442.439846]   .tg_load_avg                   : 6
[  442.439948]   .tg->runnable_avg              : 12
[  442.440050]   .tg->cfs_bandwidth.timer_active: 0
[  442.440152]   .throttled                     : 0
[  442.440254]   .throttle_count                : 0
[  442.440357]   .avg->runnable_avg_sum         : 13
[  442.440459]   .avg->runnable_avg_period      : 48288
[  442.440562] 
[  442.440562] rt_rq[5]:/
[  442.440715]   .rt_nr_running                 : 0
[  442.440817]   .rt_throttled                  : 0
[  442.440918]   .rt_time                       : 0.000000
[  442.441022]   .rt_runtime                    : 950.000000
[  442.441126] 
[  442.441126] runnable tasks:
[  442.441126]             task   PID         tree-key  switches  prio     exec-runtime         sum-exec        sum-sleep
[  442.441126] ----------------------------------------------------------------------------------------------------------
[  442.441532]       watchdog/5    31        -8.984532       114     0        -8.984532         1.456254        32.394764 /
[  442.441859]      migration/5    32         0.000000       791     0         0.000000         9.046774         0.000891 /
[  442.442187]      ksoftirqd/5    33      1116.421318        42   120      1116.421318         0.373424    440091.578934 /
[  442.442516]      kworker/5:0    34        35.093325        13   120        35.093325         0.030320       540.690549 /
[  442.442845]     kworker/5:0H    35       786.861732         6   100       786.861732         0.027966     36536.941769 /
[  442.443175]      kworker/5:1   597      1117.539428       611   120      1117.539428         6.369344    439744.435645 /
[  442.443506]         rsyslogd  2993       460.368547        14   120       460.368547         2.476828       173.617609 /autogroup-6
[  442.443836]     kworker/5:1H  3039       831.850576         5   100       831.850576         0.113352       689.516336 /
[  442.444165]            nginx  3190         0.692395         1   120         0.692395         0.435221         0.000000 /autogroup-11
[  442.444497]           mysqld  4022      4826.939530       809   120      4826.939530        12.700739    403340.413374 /autogroup-6
[  442.444828]            getty  4301         0.685356       108   120         0.685356         1.944498        61.892219 /autogroup-20
[  442.445159]            udevd  4474       264.416172         1   120       264.416172         0.159301         0.000000 /autogroup-4
[  442.445491]  btrfs-transacti  4680      1116.182456         3   120      1116.182456         0.043403     29977.514675 /
[  442.445820] 
[  442.445917] cpu#6, 3411.486 MHz
[  442.446016]   .nr_running                    : 0
[  442.446117]   .load                          : 0
[  442.446220]   .nr_switches                   : 12232
[  442.446322]   .nr_load_updates               : 3551
[  442.446426]   .nr_uninterruptible            : 562
[  442.446529]   .next_balance                  : 4294.981423
[  442.446632]   .curr->pid                     : 0
[  442.446734]   .clock                         : 442365.470347
[  442.446838]   .cpu_load[0]                   : 0
[  442.446939]   .cpu_load[1]                   : 0
[  442.447041]   .cpu_load[2]                   : 0
[  442.447143]   .cpu_load[3]                   : 0
[  442.447245]   .cpu_load[4]                   : 0
[  442.447346]   .yld_count                     : 1
[  442.447448]   .sched_count                   : 12342
[  442.447551]   .sched_goidle                  : 5688
[  442.447653]   .avg_idle                      : 1000000
[  442.447756]   .ttwu_count                    : 5917
[  442.447858]   .ttwu_local                    : 3916
[  442.447960] 
[  442.447960] cfs_rq[6]:/autogroup-6
[  442.448114]   .exec_clock                    : 135.681684
[  442.448218]   .MIN_vruntime                  : 0.000001
[  442.448321]   .min_vruntime                  : 3581.900533
[  442.448425]   .max_vruntime                  : 0.000001
[  442.448528]   .spread                        : 0.000000
[  442.448631]   .spread0                       : -6363.285095
[  442.448735]   .nr_spread_over                : 125
[  442.448836]   .nr_running                    : 0
[  442.448939]   .load                          : 0
[  442.449041]   .runnable_load_avg             : 0
[  442.449143]   .blocked_load_avg              : 0
[  442.449244]   .tg_load_contrib               : 0
[  442.449348]   .tg_runnable_contrib           : 0
[  442.449450]   .tg_load_avg                   : 0
[  442.449552]   .tg->runnable_avg              : 0
[  442.449655]   .tg->cfs_bandwidth.timer_active: 0
[  442.449757]   .throttled                     : 0
[  442.449858]   .throttle_count                : 0
[  442.449960]   .se->exec_start                : 442365.468019
[  442.450065]   .se->vruntime                  : 9033.807752
[  442.450168]   .se->sum_exec_runtime          : 135.681684
[  442.450272]   .se->statistics.wait_start     : 0.000000
[  442.450375]   .se->statistics.sleep_start    : 0.000000
[  442.450479]   .se->statistics.block_start    : 0.000000
[  442.450582]   .se->statistics.sleep_max      : 0.000000
[  442.450685]   .se->statistics.block_max      : 0.000000
[  442.450788]   .se->statistics.exec_max       : 1.924687
[  442.450892]   .se->statistics.slice_max      : 0.000000
[  442.450996]   .se->statistics.wait_max       : 0.057361
[  442.451098]   .se->statistics.wait_sum       : 1.004778
[  442.451202]   .se->statistics.wait_count     : 1948
[  442.451305]   .se->load.weight               : 2
[  442.451406]   .se->avg.runnable_avg_sum      : 13
[  442.451509]   .se->avg.runnable_avg_period   : 46919
[  442.451611]   .se->avg.load_avg_contrib      : 0
[  442.451713]   .se->avg.decay_count           : 421873
[  442.451817] 
[  442.451817] cfs_rq[6]:/autogroup-11
[  442.451972]   .exec_clock                    : 15.359290
[  442.452076]   .MIN_vruntime                  : 0.000001
[  442.452179]   .min_vruntime                  : 25.073202
[  442.452282]   .max_vruntime                  : 0.000001
[  442.452386]   .spread                        : 0.000000
[  442.452489]   .spread0                       : -9920.112426
[  442.452593]   .nr_spread_over                : 0
[  442.452695]   .nr_running                    : 0
[  442.452796]   .load                          : 0
[  442.452898]   .runnable_load_avg             : 0
[  442.452999]   .blocked_load_avg              : 0
[  442.453101]   .tg_load_contrib               : 0
[  442.453203]   .tg_runnable_contrib           : 0
[  442.453306]   .tg_load_avg                   : 11
[  442.453408]   .tg->runnable_avg              : 0
[  442.453510]   .tg->cfs_bandwidth.timer_active: 0
[  442.453612]   .throttled                     : 0
[  442.453713]   .throttle_count                : 0
[  442.453815]   .se->exec_start                : 442305.525383
[  442.453919]   .se->vruntime                  : 9021.807106
[  442.454022]   .se->sum_exec_runtime          : 15.359290
[  442.454126]   .se->statistics.wait_start     : 0.000000
[  442.454229]   .se->statistics.sleep_start    : 0.000000
[  442.454332]   .se->statistics.block_start    : 0.000000
[  442.454434]   .se->statistics.sleep_max      : 0.000000
[  442.454538]   .se->statistics.block_max      : 0.000000
[  442.454641]   .se->statistics.exec_max       : 0.339242
[  442.454745]   .se->statistics.slice_max      : 0.009873
[  442.454849]   .se->statistics.wait_max       : 0.002005
[  442.454952]   .se->statistics.wait_sum       : 0.002005
[  442.455056]   .se->statistics.wait_count     : 826
[  442.455158]   .se->load.weight               : 2
[  442.455261]   .se->avg.runnable_avg_sum      : 1
[  442.455363]   .se->avg.runnable_avg_period   : 47720
[  442.455466]   .se->avg.load_avg_contrib      : 0
[  442.455567]   .se->avg.decay_count           : 421816
[  442.455670] 
[  442.455670] cfs_rq[6]:/
[  442.455822]   .exec_clock                    : 308.223493
[  442.455925]   .MIN_vruntime                  : 0.000001
[  442.456029]   .min_vruntime                  : 9033.807752
[  442.456133]   .max_vruntime                  : 0.000001
[  442.456236]   .spread                        : 0.000000
[  442.456340]   .spread0                       : -911.377876
[  442.456443]   .nr_spread_over                : 646
[  442.456546]   .nr_running                    : 0
[  442.456648]   .load                          : 0
[  442.456750]   .runnable_load_avg             : 0
[  442.456852]   .blocked_load_avg              : 0
[  442.456954]   .tg_load_contrib               : 0
[  442.457056]   .tg_runnable_contrib           : 0
[  442.457158]   .tg_load_avg                   : 7
[  442.457260]   .tg->runnable_avg              : 11
[  442.457362]   .tg->cfs_bandwidth.timer_active: 0
[  442.457464]   .throttled                     : 0
[  442.459064]   .throttle_count                : 0
[  442.459166]   .avg->runnable_avg_sum         : 14
[  442.459268]   .avg->runnable_avg_period      : 47717
[  442.459373] 
[  442.459373] rt_rq[6]:/
[  442.459525]   .rt_nr_running                 : 0
[  442.459627]   .rt_throttled                  : 0
[  442.459729]   .rt_time                       : 0.000000
[  442.459833]   .rt_runtime                    : 950.000000
[  442.459937] 
[  442.459937] runnable tasks:
[  442.459937]             task   PID         tree-key  switches  prio     exec-runtime         sum-exec        sum-sleep
[  442.459937] ----------------------------------------------------------------------------------------------------------
[  442.460341]         kthreadd     2      9004.629168       133   120      9004.629168         2.459339    149562.611708 /
[  442.460670]       watchdog/6    36        -8.979708       114     0        -8.979708         1.419955        19.064518 /
[  442.460999]      migration/6    37         0.000000       583     0         0.000000         7.676005         0.000798 /
[  442.461327]      ksoftirqd/6    38      9021.787457        60   120      9021.787457         1.056975    440747.209845 /
[  442.461655]      kworker/6:0    39      6290.796774        13   120      6290.796774         0.029128       527.622768 /
[  442.461983]     kworker/6:0H    40      8681.586920         6   100      8681.586920         0.058235     34644.619169 /
[  442.462313]      kworker/6:1   599      9021.926574      1003   120      9021.926574        11.641626    440278.129570 /
[  442.462641]    irq/44-mei_me   656         0.000000        14    49         0.000000         0.619723         0.000000 /
[  442.462972]  ext4-rsv-conver   924      8240.946018         2   100      8240.946018         0.031035         0.023098 /
[  442.463302]     kworker/6:1H  2121      8779.635829         4   100      8779.635829         0.026744      2201.095775 /
[  442.463631]            nginx  3191        11.366022         1   120        11.366022         0.414607         0.000000 /autogroup-11
[  442.463962]            nginx  3192        25.073202       811   120        25.073202        14.078193    405205.240817 /autogroup-11
[  442.464292]           mysqld  4025      3574.295754       808   120      3574.295754        11.740556    403340.542940 /autogroup-6
[  442.464624]          dovecot  4159        22.944448        18   120        22.944448         1.777530      1336.638285 /autogroup-16
[  442.464955]            getty  4304         0.971652       109   120         0.971652         2.023715        61.258946 /autogroup-23
[  442.465286]   btrfs-submit-1  4478      9019.125219         4   120      9019.125219         0.066240    239871.556343 /
[  442.465615] 
[  442.465711] cpu#7, 3411.486 MHz
[  442.465810]   .nr_running                    : 0
[  442.465913]   .load                          : 0
[  442.466014]   .nr_switches                   : 13958
[  442.466117]   .nr_load_updates               : 3860
[  442.466220]   .nr_uninterruptible            : 604
[  442.466323]   .next_balance                  : 4294.981469
[  442.466427]   .curr->pid                     : 0
[  442.466529]   .clock                         : 442365.472874
[  442.466633]   .cpu_load[0]                   : 0
[  442.466735]   .cpu_load[1]                   : 0
[  442.466837]   .cpu_load[2]                   : 0
[  442.466938]   .cpu_load[3]                   : 0
[  442.467040]   .cpu_load[4]                   : 0
[  442.467142]   .yld_count                     : 0
[  442.467244]   .sched_count                   : 14074
[  442.467346]   .sched_goidle                  : 6630
[  442.467449]   .avg_idle                      : 1000000
[  442.467552]   .ttwu_count                    : 4187
[  442.467654]   .ttwu_local                    : 2674
[  442.467757] 
[  442.467757] cfs_rq[7]:/autogroup-6
[  442.467912]   .exec_clock                    : 235.824574
[  442.468016]   .MIN_vruntime                  : 0.000001
[  442.468119]   .min_vruntime                  : 5537.389504
[  442.468222]   .max_vruntime                  : 0.000001
[  442.468325]   .spread                        : 0.000000
[  442.468429]   .spread0                       : -4407.796124
[  442.468533]   .nr_spread_over                : 213
[  442.468635]   .nr_running                    : 0
[  442.468737]   .load                          : 0
[  442.468839]   .runnable_load_avg             : 0
[  442.468941]   .blocked_load_avg              : 0
[  442.469043]   .tg_load_contrib               : 0
[  442.469145]   .tg_runnable_contrib           : 0
[  442.469247]   .tg_load_avg                   : 0
[  442.469351]   .tg->runnable_avg              : 0
[  442.469466]   .tg->cfs_bandwidth.timer_active: 0
[  442.469568]   .throttled                     : 0
[  442.469670]   .throttle_count                : 0
[  442.469772]   .se->exec_start                : 442365.470857
[  442.469876]   .se->vruntime                  : 2130.271480
[  442.469980]   .se->sum_exec_runtime          : 235.824574
[  442.470083]   .se->statistics.wait_start     : 0.000000
[  442.470186]   .se->statistics.sleep_start    : 0.000000
[  442.470289]   .se->statistics.block_start    : 0.000000
[  442.470392]   .se->statistics.sleep_max      : 0.000000
[  442.470496]   .se->statistics.block_max      : 0.000000
[  442.470598]   .se->statistics.exec_max       : 0.773748
[  442.470702]   .se->statistics.slice_max      : 0.000000
[  442.470805]   .se->statistics.wait_max       : 0.030005
[  442.470909]   .se->statistics.wait_sum       : 0.323873
[  442.471012]   .se->statistics.wait_count     : 2061
[  442.471115]   .se->load.weight               : 2
[  442.471218]   .se->avg.runnable_avg_sum      : 33
[  442.471319]   .se->avg.runnable_avg_period   : 47528
[  442.471422]   .se->avg.load_avg_contrib      : 0
[  442.471524]   .se->avg.decay_count           : 421873
[  442.471627] 
[  442.471627] cfs_rq[7]:/
[  442.471780]   .exec_clock                    : 906.945228
[  442.471883]   .MIN_vruntime                  : 0.000001
[  442.471986]   .min_vruntime                  : 2130.271480
[  442.472090]   .max_vruntime                  : 0.000001
[  442.472193]   .spread                        : 0.000000
[  442.472297]   .spread0                       : -7815.020936
[  442.472400]   .nr_spread_over                : 11
[  442.472503]   .nr_running                    : 0
[  442.472604]   .load                          : 0
[  442.472706]   .runnable_load_avg             : 0
[  442.472807]   .blocked_load_avg              : 0
[  442.472909]   .tg_load_contrib               : 0
[  442.473011]   .tg_runnable_contrib           : 0
[  442.473113]   .tg_load_avg                   : 6
[  442.473215]   .tg->runnable_avg              : 10
[  442.473317]   .tg->cfs_bandwidth.timer_active: 0
[  442.473419]   .throttled                     : 0
[  442.473521]   .throttle_count                : 0
[  442.473623]   .avg->runnable_avg_sum         : 33
[  442.473725]   .avg->runnable_avg_period      : 47552
[  442.473828] 
[  442.473828] rt_rq[7]:/
[  442.473980]   .rt_nr_running                 : 0
[  442.474083]   .rt_throttled                  : 0
[  442.474185]   .rt_time                       : 0.000000
[  442.474289]   .rt_runtime                    : 950.000000
[  442.474393]
[  442.474393] runnable tasks:
[  442.474393]             task   PID         tree-key  switches  prio     exec-runtime         sum-exec        sum-sleep
[  442.474393] ----------------------------------------------------------------------------------------------------------
[  442.474799]       watchdog/7    41        -8.980665       114     0        -8.980665         1.327735         5.747945 /
[  442.475127]      migration/7    42         0.000000       619     0         0.000000         7.851498         0.000808 /
[  442.475456]      ksoftirqd/7    43      2069.587300        43   120      2069.587300         0.746714    301037.486356 /
[  442.475784]      kworker/7:0    44       206.657650        12   120       206.657650       114.455462       112.014440 /
[  442.476112]     kworker/7:0H    45      1420.076915         6   100      1420.076915         0.022407     34313.173210 /
[  442.476440]          khelper    46        10.955792         2   100        10.955792         0.004906         0.002354 /
[  442.476769]            netns    47        22.959000         2   100        22.959000         0.003532         0.001919 /
[  442.477096]        writeback   196        46.965406         2   100        46.965406         0.003584         0.001369 /
[  442.477423]           bioset   198        58.968447         2   100        58.968447         0.003349         0.001513 /
[  442.477752]          kblockd   199        70.971483         2   100        70.971483         0.003351         0.001372 /
[  442.478081]               md   346        94.978435         2   100        94.978435         0.003471         0.001431 /
[  442.478410]      kworker/7:1   447      2117.921864       628   120      2117.921864         8.406463    441029.676636 /
[  442.478738]          kswapd0   492       586.012693         3   120       586.012693         0.018964        93.205724 /
[  442.479068]           crypto   565       501.932788         2   100       501.932788         0.006100         0.003441 /
[  442.479398]        kpsmoused   672       610.094848         2   100       610.094848         0.094154         0.030677 /
[  442.479728]          deferwq   717       634.179797         2   100       634.179797         0.034165         0.003368 /
[  442.480058]          ata_sff   839       819.025334         2   100       819.025334         0.017476         0.005194 /
[  442.480387]       scsi_tmf_0   842       843.078836         2   100       843.078836         0.024724         0.003422 /
[  442.480715]       scsi_tmf_1   844       867.114334         2   100       867.114334         0.009475         0.005052 /
[  442.481044]       scsi_tmf_2   846       891.129761         2   100       891.129761         0.008669         0.004939 /
[  442.482873]       scsi_tmf_3   848       915.166073         2   100       915.166073         0.010415         0.003941 /
[  442.483201]        scsi_eh_4   849       975.323872         3   120       975.323872         0.034251         1.170933 /
[  442.483530]       scsi_tmf_4   850       939.222591         2   100       939.222591         0.031535         0.004287 /
[  442.483858]        scsi_eh_5   851       975.326229         3   120       975.326229         0.035801         0.973535 /
[  442.484186]       scsi_tmf_5   852       963.283758         2   100       963.283758         0.032461         0.003257 /
[  442.484514]        md0_raid1   892      1638.637146        29   120      1638.637146         0.585038     35377.924283 /
[  442.484844]            udevd  1111       405.605404       262   120       405.605404        42.578740     85268.067369 /autogroup-4
[  442.485174]     kworker/7:1H  1537      1667.977458         4   100      1667.977458         0.030612      3127.813179 /
[  442.485503]        kjournald  2212      1548.457495         2   120      1548.457495         0.354049         0.040124 /
[  442.485833]           mysqld  4029      5525.404781       808   120      5525.404781        12.467328    403340.541563 /autogroup-6
[  442.486163]           mysqld  4048      5537.389504       416   120      5537.389504       134.349184    401216.810737 /autogroup-6
[  442.486493]           mysqld  4077      4399.635961         2   120      4399.635961         0.159445       415.716870 /autogroup-6
[  442.486825]            getty  4300         2.870085       105   120         2.870085         4.228305        59.767820 /autogroup-19
[  442.487157]  btrfs-delalloc-  4479      2088.040334         4   120      2088.040334         0.080839    239871.453410 /
[  442.487487]


-- 
Tomasz Chmielewski
http://wpkg.org

^ permalink raw reply	[flat|nested] 9+ messages in thread

* Re: mount hangs after disk crash (RAID-1)
  2014-05-22  2:22 mount hangs after disk crash (RAID-1) Tomasz Chmielewski
@ 2014-05-22  8:51 ` Tomasz Chmielewski
  2014-05-22 15:16   ` Tomasz Chmielewski
  2014-05-22  9:43 ` Duncan
  1 sibling, 1 reply; 9+ messages in thread
From: Tomasz Chmielewski @ 2014-05-22  8:51 UTC (permalink / raw)
  To: linux-btrfs

On Thu, 22 May 2014 03:22:58 +0100
Tomasz Chmielewski <tch@virtall.com> wrote:

> One disk in RAID-1 crashed, so powered off, changed disk, powered
> on, trying to mount degraded. 
> 
> Unfortunately it hangs (running 3.14.4).
> 
> # mount -o degraded,compress=lzo,noatime /dev/sdb4 /home
> (...never returns...)
> 
> iostat shows no disk activity.
> 
> Any ideas how to recover?

Tried with 3.15-rc6 (had to hard reboot, otherwise it won't reboot), but it hangs in the same way.

# ps aux|grep mount
root      4420  0.0  0.0  20092  2476 pts/1    D+   04:46   0:00 mount -o degraded,compress=lzo,noatime /dev/sdb4 /home


[  119.649346] Btrfs loaded
[  119.650297] BTRFS: device label home devid 2 transid 53234 /dev/sdb4
[  119.650941] BTRFS info (device sdb4): allowing degraded mounts
[  119.651002] BTRFS info (device sdb4): disk space caching is enabled
[  119.729178] BTRFS: bdev (null) errs: wr 0, rd 58, flush 0, corrupt 0, gen 0
[  147.976429] BTRFS error (device sdb4): free space inode generation (0) did not match free space cache generation (53233)
[  360.024364] INFO: task mount:4420 blocked for more than 120 seconds.
[  360.024419]       Not tainted 3.15.0-rc6 #1
[  360.024465] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  360.024520] mount           D ffff88083fad16c0     0  4420   4373 0x00000000
[  360.024650]  ffff880812c836a8 0000000000000082 ffff88003723c800 ffff880812f43060
[  360.024851]  00000000000116c0 0000000000004000 ffff880813e0b060 ffff880812f43060
[  360.025154]  ffff88003723c800 0000000000000002 ffff880812c835f8 ffffffffa039b721
[  360.025459] Call Trace:
[  360.025576]  [<ffffffffa039b721>] ? btrfs_bio_counter_dec+0x20/0x4d [btrfs]
[  360.025696]  [<ffffffffa03662e2>] ? btrfs_map_bio+0x3c8/0x432 [btrfs]
[  360.025804]  [<ffffffff810b1bfd>] ? find_get_pages_tag+0xe9/0x123
[  360.025909]  [<ffffffff810b1f12>] ? __lock_page+0x63/0x63
[  360.026022]  [<ffffffff8139dffc>] schedule+0x6a/0x6c
[  360.026131]  [<ffffffff8139e088>] io_schedule+0x8a/0xc8
[  360.026234]  [<ffffffff810b1f1b>] sleep_on_page+0x9/0xd
[  360.026344]  [<ffffffff8139e61f>] __wait_on_bit+0x45/0x7e
[  360.026450]  [<ffffffff810b1bfd>] ? find_get_pages_tag+0xe9/0x123
[  360.026556]  [<ffffffff810b22fc>] wait_on_page_bit+0x71/0x73
[  360.026661]  [<ffffffff810685fe>] ? wake_atomic_t_function+0x28/0x28
[  360.026767]  [<ffffffff810b23b6>] filemap_fdatawait_range+0x79/0x118
[  360.026887]  [<ffffffffa035914e>] btrfs_wait_ordered_range+0x6b/0x11d [btrfs]
[  360.027006]  [<ffffffffa0379255>] __btrfs_write_out_cache+0x47a/0x6ef [btrfs]
[  360.027119]  [<ffffffffa032598d>] ? comp_keys+0x26/0x28 [btrfs]
[  360.027233]  [<ffffffffa037974f>] btrfs_write_out_cache+0x8c/0xc1 [btrfs]
[  360.027349]  [<ffffffffa035e60a>] ? free_extent_buffer+0x6f/0x7c [btrfs]
[  360.027465]  [<ffffffffa0336883>] btrfs_write_dirty_block_groups+0x54b/0x56f [btrfs]
[  360.027638]  [<ffffffffa034216d>] commit_cowonly_roots+0x165/0x234 [btrfs]
[  360.027757]  [<ffffffffa0343c6f>] btrfs_commit_transaction+0x413/0x866 [btrfs]
[  360.027930]  [<ffffffffa0384c67>] btrfs_recover_relocation+0x2a1/0x353 [btrfs]
[  360.028103]  [<ffffffffa0341b02>] open_ctree+0x1739/0x1a7c [btrfs]
[  360.028216]  [<ffffffffa03213c6>] btrfs_mount+0x4a7/0x7b5 [btrfs]
[  360.028319]  [<ffffffff810b92f5>] ? __free_pages+0x1c/0x48
[  360.028423]  [<ffffffff81173bf4>] ? selinux_sb_copy_data+0x1a0/0x1d1
[  360.028531]  [<ffffffff810fca31>] mount_fs+0x64/0x14f
[  360.028636]  [<ffffffff810c896c>] ? __alloc_percpu+0xb/0xd
[  360.028740]  [<ffffffff81111c75>] vfs_kern_mount+0x61/0xf7
[  360.028847]  [<ffffffff81113cd7>] do_mount+0x70b/0x8af
[  360.028955]  [<ffffffff811140b5>] SyS_mount+0x80/0xb9
[  360.029058]  [<ffffffff813a10e2>] system_call_fastpath+0x16/0x1b
[  360.029172] INFO: task btrfs-transacti:4632 blocked for more than 120 seconds.
[  360.029328]       Not tainted 3.15.0-rc6 #1
[  360.029430] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  360.029587] btrfs-transacti D ffff88083fad16c0     0  4632      2 0x00000000
[  360.029767]  ffff880811f93d78 0000000000000046 0000000000000000 ffff880812f160c0
[  360.030071]  00000000000116c0 0000000000004000 ffff880813e0b060 ffff880812f160c0
[  360.030376]  ffff880811f93db8 ffffffff8139de33 0000000200000000 ffff880812f160c0
[  360.030680] Call Trace:
[  360.030779]  [<ffffffff8139de33>] ? __schedule+0x743/0x8a2
[  360.030882]  [<ffffffff81061f28>] ? enqueue_entity+0x611/0x73f
[  360.030987]  [<ffffffff8139dffc>] schedule+0x6a/0x6c
[  360.031108]  [<ffffffffa034330e>] wait_current_trans.isra.36+0x94/0xe2 [btrfs]
[  360.031276]  [<ffffffff810685a4>] ? __wake_up_sync+0xd/0xd
[  360.031389]  [<ffffffffa03445ea>] start_transaction+0x205/0x463 [btrfs]
[  360.031503]  [<ffffffffa0344895>] btrfs_attach_transaction+0x12/0x14 [btrfs]
[  360.031623]  [<ffffffffa0341f12>] transaction_kthread+0xcd/0x1c3 [btrfs]
[  360.031737]  [<ffffffffa0341e45>] ? open_ctree+0x1a7c/0x1a7c [btrfs]
[  360.031843]  [<ffffffff81050f4e>] kthread+0xcd/0xd5
[  360.031945]  [<ffffffff81050e81>] ? kthread_freezable_should_stop+0x43/0x43
[  360.032050]  [<ffffffff813a103c>] ret_from_fork+0x7c/0xb0
[  360.032155]  [<ffffffff81050e81>] ? kthread_freezable_should_stop+0x43/0x43
[  479.960978] INFO: task mount:4420 blocked for more than 120 seconds.
[  479.961088]       Not tainted 3.15.0-rc6 #1
[  479.961188] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  479.961348] mount           D ffff88083fad16c0     0  4420   4373 0x00000000
[  479.961527]  ffff880812c836a8 0000000000000082 ffff88003723c800 ffff880812f43060
[  479.961840]  00000000000116c0 0000000000004000 ffff880813e0b060 ffff880812f43060
[  479.962149]  ffff88003723c800 0000000000000002 ffff880812c835f8 ffffffffa039b721
[  479.962455] Call Trace:
[  479.962576]  [<ffffffffa039b721>] ? btrfs_bio_counter_dec+0x20/0x4d [btrfs]
[  479.962693]  [<ffffffffa03662e2>] ? btrfs_map_bio+0x3c8/0x432 [btrfs]
[  479.962801]  [<ffffffff810b1bfd>] ? find_get_pages_tag+0xe9/0x123
[  479.962907]  [<ffffffff810b1f12>] ? __lock_page+0x63/0x63
[  479.963010]  [<ffffffff8139dffc>] schedule+0x6a/0x6c
[  479.963109]  [<ffffffff8139e088>] io_schedule+0x8a/0xc8
[  479.963213]  [<ffffffff810b1f1b>] sleep_on_page+0x9/0xd
[  479.963325]  [<ffffffff8139e61f>] __wait_on_bit+0x45/0x7e
[  479.963426]  [<ffffffff810b1bfd>] ? find_get_pages_tag+0xe9/0x123
[  479.963530]  [<ffffffff810b22fc>] wait_on_page_bit+0x71/0x73
[  479.963636]  [<ffffffff810685fe>] ? wake_atomic_t_function+0x28/0x28
[  479.963743]  [<ffffffff810b23b6>] filemap_fdatawait_range+0x79/0x118
[  479.963861]  [<ffffffffa035914e>] btrfs_wait_ordered_range+0x6b/0x11d [btrfs]
[  479.963991]  [<ffffffffa0379255>] __btrfs_write_out_cache+0x47a/0x6ef [btrfs]
[  479.964109]  [<ffffffffa032598d>] ? comp_keys+0x26/0x28 [btrfs]
[  479.964227]  [<ffffffffa037974f>] btrfs_write_out_cache+0x8c/0xc1 [btrfs]
[  479.964345]  [<ffffffffa035e60a>] ? free_extent_buffer+0x6f/0x7c [btrfs]
[  479.964463]  [<ffffffffa0336883>] btrfs_write_dirty_block_groups+0x54b/0x56f [btrfs]
[  479.964634]  [<ffffffffa034216d>] commit_cowonly_roots+0x165/0x234 [btrfs]
[  479.964753]  [<ffffffffa0343c6f>] btrfs_commit_transaction+0x413/0x866 [btrfs]
[  479.964928]  [<ffffffffa0384c67>] btrfs_recover_relocation+0x2a1/0x353 [btrfs]
[  479.966618]  [<ffffffffa0341b02>] open_ctree+0x1739/0x1a7c [btrfs]
[  479.966732]  [<ffffffffa03213c6>] btrfs_mount+0x4a7/0x7b5 [btrfs]
[  479.966837]  [<ffffffff810b92f5>] ? __free_pages+0x1c/0x48
[  479.966940]  [<ffffffff81173bf4>] ? selinux_sb_copy_data+0x1a0/0x1d1
[  479.967055]  [<ffffffff810fca31>] mount_fs+0x64/0x14f
[  479.967161]  [<ffffffff810c896c>] ? __alloc_percpu+0xb/0xd
[  479.967265]  [<ffffffff81111c75>] vfs_kern_mount+0x61/0xf7
[  479.967367]  [<ffffffff81113cd7>] do_mount+0x70b/0x8af
[  479.967470]  [<ffffffff811140b5>] SyS_mount+0x80/0xb9
[  479.967576]  [<ffffffff813a10e2>] system_call_fastpath+0x16/0x1b
[  479.967684] INFO: task btrfs-transacti:4632 blocked for more than 120 seconds.
[  479.967839]       Not tainted 3.15.0-rc6 #1
[  479.967938] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  479.968099] btrfs-transacti D ffff88083fad16c0     0  4632      2 0x00000000
[  479.968278]  ffff880811f93d78 0000000000000046 0000000000000000 ffff880812f160c0
[  479.968585]  00000000000116c0 0000000000004000 ffff880813e0b060 ffff880812f160c0
[  479.968896]  ffff880811f93db8 ffffffff8139de33 0000000200000000 ffff880812f160c0
[  479.969207] Call Trace:
[  479.969306]  [<ffffffff8139de33>] ? __schedule+0x743/0x8a2
[  479.969415]  [<ffffffff81061f28>] ? enqueue_entity+0x611/0x73f
[  479.969524]  [<ffffffff8139dffc>] schedule+0x6a/0x6c
[  479.969637]  [<ffffffffa034330e>] wait_current_trans.isra.36+0x94/0xe2 [btrfs]
[  479.969799]  [<ffffffff810685a4>] ? __wake_up_sync+0xd/0xd
[  479.969910]  [<ffffffffa03445ea>] start_transaction+0x205/0x463 [btrfs]
[  479.970024]  [<ffffffffa0344895>] btrfs_attach_transaction+0x12/0x14 [btrfs]
[  479.970140]  [<ffffffffa0341f12>] transaction_kthread+0xcd/0x1c3 [btrfs]
[  479.970251]  [<ffffffffa0341e45>] ? open_ctree+0x1a7c/0x1a7c [btrfs]
[  479.970359]  [<ffffffff81050f4e>] kthread+0xcd/0xd5
[  479.970462]  [<ffffffff81050e81>] ? kthread_freezable_should_stop+0x43/0x43
[  479.970564]  [<ffffffff813a103c>] ret_from_fork+0x7c/0xb0
[  479.970666]  [<ffffffff81050e81>] ? kthread_freezable_should_stop+0x43/0x43
[  599.897604] INFO: task mount:4420 blocked for more than 120 seconds.
[  599.897727]       Not tainted 3.15.0-rc6 #1
[  599.897813] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  599.897946] mount           D ffff88083fad16c0     0  4420   4373 0x00000000
[  599.898110]  ffff880812c836a8 0000000000000082 ffff88003723c800 ffff880812f43060
[  599.898390]  00000000000116c0 0000000000004000 ffff880813e0b060 ffff880812f43060
[  599.898668]  ffff88003723c800 0000000000000002 ffff880812c835f8 ffffffffa039b721
[  599.898955] Call Trace:
[  599.899043]  [<ffffffffa039b721>] ? btrfs_bio_counter_dec+0x20/0x4d [btrfs]
[  599.899133]  [<ffffffffa03662e2>] ? btrfs_map_bio+0x3c8/0x432 [btrfs]
[  599.899220]  [<ffffffff810b1bfd>] ? find_get_pages_tag+0xe9/0x123
[  599.899303]  [<ffffffff810b1f12>] ? __lock_page+0x63/0x63
[  599.899385]  [<ffffffff8139dffc>] schedule+0x6a/0x6c
[  599.899466]  [<ffffffff8139e088>] io_schedule+0x8a/0xc8
[  599.899546]  [<ffffffff810b1f1b>] sleep_on_page+0x9/0xd
[  599.899640]  [<ffffffff8139e61f>] __wait_on_bit+0x45/0x7e
[  599.899744]  [<ffffffff810b1bfd>] ? find_get_pages_tag+0xe9/0x123
[  599.899834]  [<ffffffff810b22fc>] wait_on_page_bit+0x71/0x73
[  599.899923]  [<ffffffff810685fe>] ? wake_atomic_t_function+0x28/0x28
[  599.900013]  [<ffffffff810b23b6>] filemap_fdatawait_range+0x79/0x118
[  599.900109]  [<ffffffffa035914e>] btrfs_wait_ordered_range+0x6b/0x11d [btrfs]
[  599.900205]  [<ffffffffa0379255>] __btrfs_write_out_cache+0x47a/0x6ef [btrfs]
[  599.900299]  [<ffffffffa032598d>] ? comp_keys+0x26/0x28 [btrfs]
[  599.900392]  [<ffffffffa037974f>] btrfs_write_out_cache+0x8c/0xc1 [btrfs]
[  599.900488]  [<ffffffffa035e60a>] ? free_extent_buffer+0x6f/0x7c [btrfs]
[  599.900582]  [<ffffffffa0336883>] btrfs_write_dirty_block_groups+0x54b/0x56f [btrfs]
[  599.900722]  [<ffffffffa034216d>] commit_cowonly_roots+0x165/0x234 [btrfs]
[  599.900816]  [<ffffffffa0343c6f>] btrfs_commit_transaction+0x413/0x866 [btrfs]
[  599.900955]  [<ffffffffa0384c67>] btrfs_recover_relocation+0x2a1/0x353 [btrfs]
[  599.901093]  [<ffffffffa0341b02>] open_ctree+0x1739/0x1a7c [btrfs]
[  599.901185]  [<ffffffffa03213c6>] btrfs_mount+0x4a7/0x7b5 [btrfs]
[  599.901275]  [<ffffffff810b92f5>] ? __free_pages+0x1c/0x48
[  599.901363]  [<ffffffff81173bf4>] ? selinux_sb_copy_data+0x1a0/0x1d1
[  599.901454]  [<ffffffff810fca31>] mount_fs+0x64/0x14f
[  599.901542]  [<ffffffff810c896c>] ? __alloc_percpu+0xb/0xd
[  599.901630]  [<ffffffff81111c75>] vfs_kern_mount+0x61/0xf7
[  599.901718]  [<ffffffff81113cd7>] do_mount+0x70b/0x8af
[  599.901821]  [<ffffffff811140b5>] SyS_mount+0x80/0xb9
[  599.901902]  [<ffffffff813a10e2>] system_call_fastpath+0x16/0x1b
[  599.901987] INFO: task btrfs-transacti:4632 blocked for more than 120 seconds.
[  599.902112]       Not tainted 3.15.0-rc6 #1
[  599.902190] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  599.902317] btrfs-transacti D ffff88083fad16c0     0  4632      2 0x00000000
[  599.902459]  ffff880811f93d78 0000000000000046 0000000000000000 ffff880812f160c0
[  599.902702]  00000000000116c0 0000000000004000 ffff880813e0b060 ffff880812f160c0
[  599.902993]  ffff880811f93db8 ffffffff8139de33 0000000200000000 ffff880812f160c0
[  599.903277] Call Trace:
[  599.903361]  [<ffffffff8139de33>] ? __schedule+0x743/0x8a2
[  599.903450]  [<ffffffff81061f28>] ? enqueue_entity+0x611/0x73f
[  599.903538]  [<ffffffff8139dffc>] schedule+0x6a/0x6c
[  599.903637]  [<ffffffffa034330e>] wait_current_trans.isra.36+0x94/0xe2 [btrfs]
[  599.903771]  [<ffffffff810685a4>] ? __wake_up_sync+0xd/0xd
[  599.903864]  [<ffffffffa03445ea>] start_transaction+0x205/0x463 [btrfs]
[  599.903958]  [<ffffffffa0344895>] btrfs_attach_transaction+0x12/0x14 [btrfs]
[  599.904051]  [<ffffffffa0341f12>] transaction_kthread+0xcd/0x1c3 [btrfs]
[  599.904145]  [<ffffffffa0341e45>] ? open_ctree+0x1a7c/0x1a7c [btrfs]
[  599.904238]  [<ffffffff81050f4e>] kthread+0xcd/0xd5
[  599.904342]  [<ffffffff81050e81>] ? kthread_freezable_should_stop+0x43/0x43
[  599.904425]  [<ffffffff813a103c>] ret_from_fork+0x7c/0xb0
[  599.904507]  [<ffffffff81050e81>] ? kthread_freezable_should_stop+0x43/0x43
[  719.834220] INFO: task mount:4420 blocked for more than 120 seconds.
[  719.834329]       Not tainted 3.15.0-rc6 #1
[  719.834414] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  719.834548] mount           D ffff88083fad16c0     0  4420   4373 0x00000000
[  719.834712]  ffff880812c836a8 0000000000000082 ffff88003723c800 ffff880812f43060
[  719.834991]  00000000000116c0 0000000000004000 ffff880813e0b060 ffff880812f43060
[  719.835268]  ffff88003723c800 0000000000000002 ffff880812c835f8 ffffffffa039b721
[  719.835548] Call Trace:
[  719.835642]  [<ffffffffa039b721>] ? btrfs_bio_counter_dec+0x20/0x4d [btrfs]
[  719.835739]  [<ffffffffa03662e2>] ? btrfs_map_bio+0x3c8/0x432 [btrfs]
[  719.835857]  [<ffffffff810b1bfd>] ? find_get_pages_tag+0xe9/0x123
[  719.835950]  [<ffffffff810b1f12>] ? __lock_page+0x63/0x63
[  719.836033]  [<ffffffff8139dffc>] schedule+0x6a/0x6c
[  719.836113]  [<ffffffff8139e088>] io_schedule+0x8a/0xc8
[  719.836194]  [<ffffffff810b1f1b>] sleep_on_page+0x9/0xd
[  719.836275]  [<ffffffff8139e61f>] __wait_on_bit+0x45/0x7e
[  719.836356]  [<ffffffff810b1bfd>] ? find_get_pages_tag+0xe9/0x123
[  719.836439]  [<ffffffff810b22fc>] wait_on_page_bit+0x71/0x73
[  719.836521]  [<ffffffff810685fe>] ? wake_atomic_t_function+0x28/0x28
[  719.836604]  [<ffffffff810b23b6>] filemap_fdatawait_range+0x79/0x118
[  719.836692]  [<ffffffffa035914e>] btrfs_wait_ordered_range+0x6b/0x11d [btrfs]
[  719.836783]  [<ffffffffa0379255>] __btrfs_write_out_cache+0x47a/0x6ef [btrfs]
[  719.836897]  [<ffffffffa032598d>] ? comp_keys+0x26/0x28 [btrfs]
[  719.836999]  [<ffffffffa037974f>] btrfs_write_out_cache+0x8c/0xc1 [btrfs]
[  719.837094]  [<ffffffffa035e60a>] ? free_extent_buffer+0x6f/0x7c [btrfs]
[  719.837187]  [<ffffffffa0336883>] btrfs_write_dirty_block_groups+0x54b/0x56f [btrfs]
[  719.837327]  [<ffffffffa034216d>] commit_cowonly_roots+0x165/0x234 [btrfs]
[  719.837422]  [<ffffffffa0343c6f>] btrfs_commit_transaction+0x413/0x866 [btrfs]
[  719.837560]  [<ffffffffa0384c67>] btrfs_recover_relocation+0x2a1/0x353 [btrfs]
[  719.837697]  [<ffffffffa0341b02>] open_ctree+0x1739/0x1a7c [btrfs]
[  719.837789]  [<ffffffffa03213c6>] btrfs_mount+0x4a7/0x7b5 [btrfs]
[  719.837879]  [<ffffffff810b92f5>] ? __free_pages+0x1c/0x48
[  719.837968]  [<ffffffff81173bf4>] ? selinux_sb_copy_data+0x1a0/0x1d1
[  719.838059]  [<ffffffff810fca31>] mount_fs+0x64/0x14f
[  719.838147]  [<ffffffff810c896c>] ? __alloc_percpu+0xb/0xd
[  719.838236]  [<ffffffff81111c75>] vfs_kern_mount+0x61/0xf7
[  719.838350]  [<ffffffff81113cd7>] do_mount+0x70b/0x8af
[  719.838442]  [<ffffffff811140b5>] SyS_mount+0x80/0xb9
[  719.838522]  [<ffffffff813a10e2>] system_call_fastpath+0x16/0x1b
[  719.838606] INFO: task btrfs-transacti:4632 blocked for more than 120 seconds.
[  719.838732]       Not tainted 3.15.0-rc6 #1
[  719.838811] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  719.838938] btrfs-transacti D ffff88083fad16c0     0  4632      2 0x00000000
[  719.839079]  ffff880811f93d78 0000000000000046 0000000000000000 ffff880812f160c0
[  719.839323]  00000000000116c0 0000000000004000 ffff880813e0b060 ffff880812f160c0
[  719.839619]  ffff880811f93db8 ffffffff8139de33 0000000200000000 ffff880812f160c0
[  719.839899] Call Trace:
[  719.839983]  [<ffffffff8139de33>] ? __schedule+0x743/0x8a2
[  719.840072]  [<ffffffff81061f28>] ? enqueue_entity+0x611/0x73f
[  719.840160]  [<ffffffff8139dffc>] schedule+0x6a/0x6c
[  719.840251]  [<ffffffffa034330e>] wait_current_trans.isra.36+0x94/0xe2 [btrfs]
[  719.840384]  [<ffffffff810685a4>] ? __wake_up_sync+0xd/0xd
[  719.840476]  [<ffffffffa03445ea>] start_transaction+0x205/0x463 [btrfs]
[  719.840569]  [<ffffffffa0344895>] btrfs_attach_transaction+0x12/0x14 [btrfs]
[  719.840662]  [<ffffffffa0341f12>] transaction_kthread+0xcd/0x1c3 [btrfs]
[  719.840755]  [<ffffffffa0341e45>] ? open_ctree+0x1a7c/0x1a7c [btrfs]
[  719.840879]  [<ffffffff81050f4e>] kthread+0xcd/0xd5
[  719.842225]  [<ffffffff81050e81>] ? kthread_freezable_should_stop+0x43/0x43
[  719.842315]  [<ffffffff813a103c>] ret_from_fork+0x7c/0xb0
[  719.842403]  [<ffffffff81050e81>] ? kthread_freezable_should_stop+0x43/0x43
[  839.770843] INFO: task mount:4420 blocked for more than 120 seconds.
[  839.770948]       Not tainted 3.15.0-rc6 #1
[  839.771043] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  839.771198] mount           D ffff88083fad16c0     0  4420   4373 0x00000000
[  839.771414]  ffff880812c836a8 0000000000000082 ffff88003723c800 ffff880812f43060
[  839.771736]  00000000000116c0 0000000000004000 ffff880813e0b060 ffff880812f43060
[  839.772058]  ffff88003723c800 0000000000000002 ffff880812c835f8 ffffffffa039b721
[  839.772393] Call Trace:
[  839.772513]  [<ffffffffa039b721>] ? btrfs_bio_counter_dec+0x20/0x4d [btrfs]
[  839.772629]  [<ffffffffa03662e2>] ? btrfs_map_bio+0x3c8/0x432 [btrfs]
[  839.772733]  [<ffffffff810b1bfd>] ? find_get_pages_tag+0xe9/0x123
[  839.772833]  [<ffffffff810b1f12>] ? __lock_page+0x63/0x63
[  839.772933]  [<ffffffff8139dffc>] schedule+0x6a/0x6c
[  839.773031]  [<ffffffff8139e088>] io_schedule+0x8a/0xc8
[  839.773130]  [<ffffffff810b1f1b>] sleep_on_page+0x9/0xd
[  839.773229]  [<ffffffff8139e61f>] __wait_on_bit+0x45/0x7e
[  839.773368]  [<ffffffff810b1bfd>] ? find_get_pages_tag+0xe9/0x123
[  839.773477]  [<ffffffff810b22fc>] wait_on_page_bit+0x71/0x73
[  839.773585]  [<ffffffff810685fe>] ? wake_atomic_t_function+0x28/0x28
[  839.773694]  [<ffffffff810b23b6>] filemap_fdatawait_range+0x79/0x118
[  839.773815]  [<ffffffffa035914e>] btrfs_wait_ordered_range+0x6b/0x11d [btrfs]
[  839.773936]  [<ffffffffa0379255>] __btrfs_write_out_cache+0x47a/0x6ef [btrfs]
[  839.774051]  [<ffffffffa032598d>] ? comp_keys+0x26/0x28 [btrfs]
[  839.774171]  [<ffffffffa037974f>] btrfs_write_out_cache+0x8c/0xc1 [btrfs]
[  839.774291]  [<ffffffffa035e60a>] ? free_extent_buffer+0x6f/0x7c [btrfs]
[  839.774407]  [<ffffffffa0336883>] btrfs_write_dirty_block_groups+0x54b/0x56f [btrfs]
[  839.774581]  [<ffffffffa034216d>] commit_cowonly_roots+0x165/0x234 [btrfs]
[  839.774698]  [<ffffffffa0343c6f>] btrfs_commit_transaction+0x413/0x866 [btrfs]
[  839.774887]  [<ffffffffa0384c67>] btrfs_recover_relocation+0x2a1/0x353 [btrfs]
[  839.775057]  [<ffffffffa0341b02>] open_ctree+0x1739/0x1a7c [btrfs]
[  839.775163]  [<ffffffffa03213c6>] btrfs_mount+0x4a7/0x7b5 [btrfs]
[  839.775262]  [<ffffffff810b92f5>] ? __free_pages+0x1c/0x48
[  839.775365]  [<ffffffff81173bf4>] ? selinux_sb_copy_data+0x1a0/0x1d1
[  839.775468]  [<ffffffff810fca31>] mount_fs+0x64/0x14f
[  839.775565]  [<ffffffff810c896c>] ? __alloc_percpu+0xb/0xd
[  839.775665]  [<ffffffff81111c75>] vfs_kern_mount+0x61/0xf7
[  839.775764]  [<ffffffff81113cd7>] do_mount+0x70b/0x8af
[  839.775862]  [<ffffffff811140b5>] SyS_mount+0x80/0xb9
[  839.776003]  [<ffffffff813a10e2>] system_call_fastpath+0x16/0x1b
[  839.776114] INFO: task btrfs-transacti:4632 blocked for more than 120 seconds.
[  839.776274]       Not tainted 3.15.0-rc6 #1
[  839.776376] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  839.776537] btrfs-transacti D ffff88083fad16c0     0  4632      2 0x00000000
[  839.776724]  ffff880811f93d78 0000000000000046 0000000000000000 ffff880812f160c0
[  839.777045]  00000000000116c0 0000000000004000 ffff880813e0b060 ffff880812f160c0
[  839.777363]  ffff880811f93db8 ffffffff8139de33 0000000200000000 ffff880812f160c0
[  839.777684] Call Trace:
[  839.777798]  [<ffffffff8139de33>] ? __schedule+0x743/0x8a2
[  839.777901]  [<ffffffff81061f28>] ? enqueue_entity+0x611/0x73f
[  839.778002]  [<ffffffff8139dffc>] schedule+0x6a/0x6c
[  839.778109]  [<ffffffffa034330e>] wait_current_trans.isra.36+0x94/0xe2 [btrfs]
[  839.778265]  [<ffffffff810685a4>] ? __wake_up_sync+0xd/0xd
[  839.778375]  [<ffffffffa03445ea>] start_transaction+0x205/0x463 [btrfs]
[  839.778485]  [<ffffffffa0344895>] btrfs_attach_transaction+0x12/0x14 [btrfs]
[  839.778594]  [<ffffffffa0341f12>] transaction_kthread+0xcd/0x1c3 [btrfs]
[  839.778704]  [<ffffffffa0341e45>] ? open_ctree+0x1a7c/0x1a7c [btrfs]
[  839.778806]  [<ffffffff81050f4e>] kthread+0xcd/0xd5
[  839.778947]  [<ffffffff81050e81>] ? kthread_freezable_should_stop+0x43/0x43
[  839.779055]  [<ffffffff813a103c>] ret_from_fork+0x7c/0xb0
[  839.779162]  [<ffffffff81050e81>] ? kthread_freezable_should_stop+0x43/0x43


[21899.485094] SysRq : Show Blocked State
[21899.485163]   task                        PC stack   pid father
[21899.485242] mount           D ffff88083fad16c0     0  4420   4373 0x00000000
[21899.485315]  ffff880812c836a8 0000000000000082 ffff88003723c800 ffff880812f43060
[21899.485441]  00000000000116c0 0000000000004000 ffff880813e0b060 ffff880812f43060
[21899.485566]  ffff88003723c800 0000000000000002 ffff880812c835f8 ffffffffa039b721
[21899.485691] Call Trace:
[21899.485771]  [<ffffffffa039b721>] ? btrfs_bio_counter_dec+0x20/0x4d [btrfs]
[21899.485855]  [<ffffffffa03662e2>] ? btrfs_map_bio+0x3c8/0x432 [btrfs]
[21899.485927]  [<ffffffff810b1bfd>] ? find_get_pages_tag+0xe9/0x123
[21899.485996]  [<ffffffff810b1f12>] ? __lock_page+0x63/0x63
[21899.486064]  [<ffffffff8139dffc>] schedule+0x6a/0x6c
[21899.486130]  [<ffffffff8139e088>] io_schedule+0x8a/0xc8
[21899.486196]  [<ffffffff810b1f1b>] sleep_on_page+0x9/0xd
[21899.486262]  [<ffffffff8139e61f>] __wait_on_bit+0x45/0x7e
[21899.486329]  [<ffffffff810b1bfd>] ? find_get_pages_tag+0xe9/0x123
[21899.486397]  [<ffffffff810b22fc>] wait_on_page_bit+0x71/0x73
[21899.486465]  [<ffffffff810685fe>] ? wake_atomic_t_function+0x28/0x28
[21899.486535]  [<ffffffff810b23b6>] filemap_fdatawait_range+0x79/0x118
[21899.486616]  [<ffffffffa035914e>] btrfs_wait_ordered_range+0x6b/0x11d [btrfs]
[21899.486699]  [<ffffffffa0379255>] __btrfs_write_out_cache+0x47a/0x6ef [btrfs]
[21899.486775]  [<ffffffffa032598d>] ? comp_keys+0x26/0x28 [btrfs]
[21899.486853]  [<ffffffffa037974f>] btrfs_write_out_cache+0x8c/0xc1 [btrfs]
[21899.486934]  [<ffffffffa035e60a>] ? free_extent_buffer+0x6f/0x7c [btrfs]
[21899.487012]  [<ffffffffa0336883>] btrfs_write_dirty_block_groups+0x54b/0x56f [btrfs]
[21899.487147]  [<ffffffffa034216d>] commit_cowonly_roots+0x165/0x234 [btrfs]
[21899.487226]  [<ffffffffa0343c6f>] btrfs_commit_transaction+0x413/0x866 [btrfs]
[21899.487360]  [<ffffffffa0384c67>] btrfs_recover_relocation+0x2a1/0x353 [btrfs]
[21899.487492]  [<ffffffffa0341b02>] open_ctree+0x1739/0x1a7c [btrfs]
[21899.487565]  [<ffffffffa03213c6>] btrfs_mount+0x4a7/0x7b5 [btrfs]
[21899.487633]  [<ffffffff810b92f5>] ? __free_pages+0x1c/0x48
[21899.487701]  [<ffffffff81173bf4>] ? selinux_sb_copy_data+0x1a0/0x1d1
[21899.487770]  [<ffffffff810fca31>] mount_fs+0x64/0x14f
[21899.487836]  [<ffffffff810c896c>] ? __alloc_percpu+0xb/0xd
[21899.487903]  [<ffffffff81111c75>] vfs_kern_mount+0x61/0xf7
[21899.487969]  [<ffffffff81113cd7>] do_mount+0x70b/0x8af
[21899.488035]  [<ffffffff811140b5>] SyS_mount+0x80/0xb9
[21899.488101]  [<ffffffff813a10e2>] system_call_fastpath+0x16/0x1b
[21899.488169] btrfs-transacti D ffff88083fad16c0     0  4632      2 0x00000000
[21899.488240]  ffff880811f93d78 0000000000000046 0000000000000000 ffff880812f160c0
[21899.488365]  00000000000116c0 0000000000004000 ffff880813e0b060 ffff880812f160c0
[21899.488489]  ffff880811f93db8 ffffffff8139de33 0000000200000000 ffff880812f160c0
[21899.488614] Call Trace:
[21899.488675]  [<ffffffff8139de33>] ? __schedule+0x743/0x8a2
[21899.488742]  [<ffffffff81061f28>] ? enqueue_entity+0x611/0x73f
[21899.488810]  [<ffffffff8139dffc>] schedule+0x6a/0x6c
[21899.488884]  [<ffffffffa034330e>] wait_current_trans.isra.36+0x94/0xe2 [btrfs]
[21899.489006]  [<ffffffff810685a4>] ? __wake_up_sync+0xd/0xd
[21899.489082]  [<ffffffffa03445ea>] start_transaction+0x205/0x463 [btrfs]
[21899.489160]  [<ffffffffa0344895>] btrfs_attach_transaction+0x12/0x14 [btrfs]
[21899.489238]  [<ffffffffa0341f12>] transaction_kthread+0xcd/0x1c3 [btrfs]
[21899.489314]  [<ffffffffa0341e45>] ? open_ctree+0x1a7c/0x1a7c [btrfs]
[21899.489385]  [<ffffffff81050f4e>] kthread+0xcd/0xd5
[21899.489451]  [<ffffffff81050e81>] ? kthread_freezable_should_stop+0x43/0x43
[21899.489519]  [<ffffffff813a103c>] ret_from_fork+0x7c/0xb0
[21899.489586]  [<ffffffff81050e81>] ? kthread_freezable_should_stop+0x43/0x43
[21899.489656] Sched Debug Version: v0.11, 3.15.0-rc6 #1
[21899.489721] ktime                                   : 21911055.649977
[21899.489788] sched_clk                               : 21899489.655251
[21899.489855] cpu_clk                                 : 21899489.655289
[21899.489922] jiffies                                 : 4297128402
[21899.489988] sched_clock_stable()                    : 1
[21899.490052] 
[21899.490108] sysctl_sched
[21899.490167]   .sysctl_sched_latency                    : 24.000000
[21899.490234]   .sysctl_sched_min_granularity            : 3.000000
[21899.490300]   .sysctl_sched_wakeup_granularity         : 4.000000
[21899.490366]   .sysctl_sched_child_runs_first           : 0
[21899.490430]   .sysctl_sched_features                   : 11899
[21899.490496]   .sysctl_sched_tunable_scaling            : 1 (logaritmic)
[21899.490562] 
[21899.490620] cpu#0, 3411.454 MHz
[21899.490680]   .nr_running                    : 0
[21899.490744]   .load                          : 0
[21899.490807]   .nr_switches                   : 11468946
[21899.490871]   .nr_load_updates               : 866697
[21899.490935]   .nr_uninterruptible            : -11546
[21899.490999]   .next_balance                  : 4297.128396
[21899.491064]   .curr->pid                     : 0
[21899.491128]   .clock                         : 21899484.972881
[21899.491193]   .cpu_load[0]                   : 0
[21899.491256]   .cpu_load[1]                   : 0
[21899.491319]   .cpu_load[2]                   : 0
[21899.491382]   .cpu_load[3]                   : 0
[21899.491445]   .cpu_load[4]                   : 0
[21899.491509]   .yld_count                     : 19
[21899.491572]   .sched_count                   : 11473794
[21899.491637]   .sched_goidle                  : 4188455
[21899.491701]   .avg_idle                      : 1000000
[21899.491766]   .max_idle_balance_cost         : 500000
[21899.491830]   .ttwu_count                    : 9483428
[21899.491894]   .ttwu_local                    : 7207661
[21899.491959] 
[21899.491959] cfs_rq[0]:/autogroup-25
[21899.493588]   .exec_clock                    : 434.190881
[21899.493652]   .MIN_vruntime                  : 0.000001
[21899.493717]   .min_vruntime                  : 432.817689
[21899.493782]   .max_vruntime                  : 0.000001
[21899.493846]   .spread                        : 0.000000
[21899.493910]   .spread0                       : -175901.363109
[21899.493975]   .nr_spread_over                : 0
[21899.494038]   .nr_running                    : 0
[21899.494102]   .load                          : 0
[21899.494165]   .runnable_load_avg             : 0
[21899.494228]   .blocked_load_avg              : 0
[21899.494291]   .tg_load_contrib               : 0
[21899.494354]   .tg_runnable_contrib           : 0
[21899.494417]   .tg_load_avg                   : 0
[21899.494479]   .tg->runnable_avg              : 0
[21899.494543]   .tg->cfs_bandwidth.timer_active: 0
[21899.494606]   .throttled                     : 0
[21899.494669]   .throttle_count                : 0
[21899.494732]   .se->exec_start                : 21899484.967126
[21899.494798]   .se->vruntime                  : 176334.180798
[21899.494863]   .se->sum_exec_runtime          : 434.190881
[21899.494927]   .se->statistics.wait_start     : 0.000000
[21899.494992]   .se->statistics.sleep_start    : 0.000000
[21899.495056]   .se->statistics.block_start    : 0.000000
[21899.495120]   .se->statistics.sleep_max      : 0.000000
[21899.495185]   .se->statistics.block_max      : 0.000000
[21899.495249]   .se->statistics.exec_max       : 6.710813
[21899.495314]   .se->statistics.slice_max      : 0.240705
[21899.495378]   .se->statistics.wait_max       : 0.102857
[21899.495443]   .se->statistics.wait_sum       : 1.889409
[21899.495507]   .se->statistics.wait_count     : 4889
[21899.495570]   .se->load.weight               : 2
[21899.495633]   .se->avg.runnable_avg_sum      : 58
[21899.495697]   .se->avg.runnable_avg_period   : 48382
[21899.495761]   .se->avg.load_avg_contrib      : 0
[21899.495824]   .se->avg.decay_count           : 20884977
[21899.495889] 
[21899.495889] cfs_rq[0]:/
[21899.496003]   .exec_clock                    : 262940.736760
[21899.496068]   .MIN_vruntime                  : 0.000001
[21899.496132]   .min_vruntime                  : 176334.180798
[21899.496197]   .max_vruntime                  : 0.000001
[21899.496261]   .spread                        : 0.000000
[21899.496326]   .spread0                       : 0.000000
[21899.496390]   .nr_spread_over                : 35
[21899.496454]   .nr_running                    : 0
[21899.496516]   .load                          : 0
[21899.496579]   .runnable_load_avg             : 0
[21899.496642]   .blocked_load_avg              : 0
[21899.496704]   .tg_load_contrib               : 0
[21899.496767]   .tg_runnable_contrib           : 1
[21899.496830]   .tg_load_avg                   : 0
[21899.496894]   .tg->runnable_avg              : 44
[21899.496958]   .tg->cfs_bandwidth.timer_active: 0
[21899.497021]   .throttled                     : 0
[21899.497085]   .throttle_count                : 0
[21899.497148]   .avg->runnable_avg_sum         : 83
[21899.497213]   .avg->runnable_avg_period      : 47328
[21899.497279] 
[21899.497279] rt_rq[0]:/
[21899.497393]   .rt_nr_running                 : 0
[21899.497456]   .rt_throttled                  : 0
[21899.497519]   .rt_time                       : 0.000000
[21899.497583]   .rt_runtime                    : 950.000000
[21899.497649] 
[21899.497649] runnable tasks:
[21899.497649]             task   PID         tree-key  switches  prio     exec-runtime         sum-exec        sum-sleep
[21899.497649] ----------------------------------------------------------------------------------------------------------
[21899.498014]      ksoftirqd/0     3    176322.164522     26211   120    176322.164522       694.113016  21897507.123650 /
[21899.498148]     kworker/0:0H     5       809.251050         5   100       809.251050         0.049381      1049.540088 /
[21899.498281]           rcu_bh     8       117.315906         2   120       117.315906         0.001357         0.000732 /
[21899.498414]      migration/0     9         0.000000        55     0         0.000000       595.934405         0.000945 /
[21899.498548]       watchdog/0    10       -11.786542      5487     0       -11.786542        78.881463        93.388016 /
[21899.498684]               md   347       428.324204         2   100       428.324204         0.007888         0.003880 /
[21899.498816]      kworker/0:1   590    176322.397665    255994   120    176322.397665      3646.626853  21894359.775811 /
[21899.498950]          deferwq   718       445.387190         2   100       445.387190         0.030247         0.029450 /
[21899.499083]      kworker/0:2   719      1575.582100         5   120      1575.582100         0.014370     33869.085959 /
[21899.499216]        scsi_eh_0   847       808.228002        18   120       808.228002         0.812184       350.576852 /
[21899.499350]        scsi_eh_2   851       807.502459         3   120       807.502459         0.063064         1.557453 /
[21899.499483]        scsi_eh_3   853       807.507931         3   120       807.507931         0.041415         1.480934 /
[21899.499616]        scsi_eh_4   855       807.500429         3   120       807.500429         0.062727         1.383249 /
[21899.499749]     kworker/0:1H   870    176322.131352   3227418   100    176322.131352     73909.919684  21822939.455055 /
[21899.499883]        md2_raid1   912    176319.708127   1904634   120    176319.708127    112347.908224  21779586.811747 /
[21899.500018]         rsyslogd  2998      9667.377636        17   120      9667.377636         2.168560   5993625.189747 /autogroup-6
[21899.500154]         rsyslogd  3023      9351.650497        25   120      9351.650497         2.853960   5649803.120979 /autogroup-6
[21899.500290]              atd  3166         0.894976         8   120         0.894976         0.251211  21588604.307372 /autogroup-9
[21899.500425]             cron  3167        19.716363       432   120        19.716363        28.779929  21821074.252869 /autogroup-10
[21899.500562]            acpid  3200         0.761126         4   120         0.761126         0.331029        70.181766 /autogroup-11
[21899.500697]             ntpd  3249       198.174713     22173   120       198.174713       733.960500  21860725.923946 /autogroup-12
[21899.500833]            nginx  3381       228.838539     12011   120       228.838539       221.763641  21080722.835065 /autogroup-14
[21899.500968]           mysqld  4016     17502.260268      1026   120     17502.260268       486.235187  16082465.636474 /autogroup-6
[21899.501104]           mysqld  4058     19823.487946      4372   120     19823.487946        71.761763  21853520.339707 /autogroup-6
[21899.501239]           mysqld  4059       932.238656        22   120       932.238656         1.114792     14053.522372 /autogroup-6
[21899.501374]           mysqld  4088     19838.049940    155687   120     19838.049940     15582.597784  21839967.663937 /autogroup-6
[21899.501508]           mysqld  4091     17501.988465     39947   120     17501.988465      5364.968383  16071902.529412 /autogroup-6
[21899.501643]           mysqld  5066     17502.412717       106   120     17502.412717         8.815131     82120.381421 /autogroup-6
[21899.501778]            getty  4312         0.426116        90   120         0.426116         2.248871       114.518681 /autogroup-23
[21899.501913]             sshd  4322       432.817689      9748   120       432.817689       517.839144  21798014.813211 /autogroup-25
[21899.502054]    btrfs-cleaner  4631      7919.209869         3   120      7919.209869         0.140736         0.153269 /
[21899.502191]    kworker/u16:2  5052    176321.134148      2828   120    176321.134148       189.112029   6369384.863274 /
[21899.502324]           pickup  5090        46.915293        67   120        46.915293        11.710485   3899371.672474 /autogroup-18
[21899.502459]    kworker/u16:1  5097    176214.804945         4   120    176214.804945         0.155542   2854191.219499 /
[21899.502591] 
[21899.502648] cpu#1, 3411.454 MHz
[21899.502708]   .nr_running                    : 2
[21899.502772]   .load                          : 2048
[21899.502835]   .nr_switches                   : 2872731
[21899.502899]   .nr_load_updates               : 464658
[21899.502963]   .nr_uninterruptible            : 6742
[21899.503027]   .next_balance                  : 4297.128397
[21899.503091]   .curr->pid                     : 4324
[21899.503155]   .clock                         : 21899485.003402
[21899.503220]   .cpu_load[0]                   : 0
[21899.503283]   .cpu_load[1]                   : 0
[21899.503345]   .cpu_load[2]                   : 0
[21899.503409]   .cpu_load[3]                   : 0
[21899.503472]   .cpu_load[4]                   : 0
[21899.503536]   .yld_count                     : 116
[21899.503599]   .sched_count                   : 2877989
[21899.503663]   .sched_goidle                  : 1329267
[21899.503727]   .avg_idle                      : 1000000
[21899.503791]   .max_idle_balance_cost         : 500000
[21899.503855]   .ttwu_count                    : 480332
[21899.503919]   .ttwu_local                    : 431163
[21899.503983] 
[21899.503983] cfs_rq[1]:/autogroup-26
[21899.504099]   .exec_clock                    : 12.255692
[21899.504164]   .MIN_vruntime                  : 0.000001
[21899.504229]   .min_vruntime                  : 10.745539
[21899.504294]   .max_vruntime                  : 0.000001
[21899.504358]   .spread                        : 0.000000
[21899.504422]   .spread0                       : -176323.435259
[21899.504488]   .nr_spread_over                : 0
[21899.504550]   .nr_running                    : 1
[21899.504614]   .load                          : 1024
[21899.504677]   .runnable_load_avg             : 0
[21899.504741]   .blocked_load_avg              : 0
[21899.504804]   .tg_load_contrib               : 0
[21899.504868]   .tg_runnable_contrib           : 0
[21899.504932]   .tg_load_avg                   : 0
[21899.504995]   .tg->runnable_avg              : 0
[21899.505059]   .tg->cfs_bandwidth.timer_active: 0
[21899.505122]   .throttled                     : 0
[21899.506697]   .throttle_count                : 0
[21899.506760]   .se->exec_start                : 21899485.003402
[21899.506825]   .se->vruntime                  : 75576.305484
[21899.506890]   .se->sum_exec_runtime          : 12.299428
[21899.506955]   .se->statistics.wait_start     : 0.000000
[21899.507020]   .se->statistics.sleep_start    : 0.000000
[21899.507084]   .se->statistics.block_start    : 0.000000
[21899.507148]   .se->statistics.sleep_max      : 0.000000
[21899.507213]   .se->statistics.block_max      : 0.000000
[21899.507277]   .se->statistics.exec_max       : 2.415129
[21899.507341]   .se->statistics.slice_max      : 0.000000
[21899.507405]   .se->statistics.wait_max       : 0.011789
[21899.507469]   .se->statistics.wait_sum       : 0.059870
[21899.507532]   .se->statistics.wait_count     : 30
[21899.507596]   .se->load.weight               : 1024
[21899.507659]   .se->avg.runnable_avg_sum      : 0
[21899.507723]   .se->avg.runnable_avg_period   : 48352
[21899.507786]   .se->avg.load_avg_contrib      : 0
[21899.507849]   .se->avg.decay_count           : 0
[21899.507913] 
[21899.507913] cfs_rq[1]:/autogroup-27
[21899.508029]   .exec_clock                    : 1075.434446
[21899.508093]   .MIN_vruntime                  : 0.000001
[21899.508157]   .min_vruntime                  : 1074.385870
[21899.508222]   .max_vruntime                  : 0.000001
[21899.508286]   .spread                        : 0.000000
[21899.508351]   .spread0                       : -175259.794928
[21899.508416]   .nr_spread_over                : 0
[21899.508480]   .nr_running                    : 0
[21899.508542]   .load                          : 0
[21899.508606]   .runnable_load_avg             : 0
[21899.508668]   .blocked_load_avg              : 0
[21899.508730]   .tg_load_contrib               : 0
[21899.508793]   .tg_runnable_contrib           : 0
[21899.508856]   .tg_load_avg                   : 0
[21899.508919]   .tg->runnable_avg              : 0
[21899.508983]   .tg->cfs_bandwidth.timer_active: 0
[21899.509047]   .throttled                     : 0
[21899.509110]   .throttle_count                : 0
[21899.509174]   .se->exec_start                : 21899387.327955
[21899.509239]   .se->vruntime                  : 75582.028559
[21899.509304]   .se->sum_exec_runtime          : 1075.463253
[21899.509369]   .se->statistics.wait_start     : 0.000000
[21899.509433]   .se->statistics.sleep_start    : 0.000000
[21899.509503]   .se->statistics.block_start    : 0.000000
[21899.509563]   .se->statistics.sleep_max      : 0.000000
[21899.509633]   .se->statistics.block_max      : 0.000000
[21899.509698]   .se->statistics.exec_max       : 0.434543
[21899.509762]   .se->statistics.slice_max      : 0.104413
[21899.509826]   .se->statistics.wait_max       : 0.031711
[21899.509891]   .se->statistics.wait_sum       : 1.487240
[21899.509955]   .se->statistics.wait_count     : 13162
[21899.510019]   .se->load.weight               : 2
[21899.510082]   .se->avg.runnable_avg_sum      : 42
[21899.510145]   .se->avg.runnable_avg_period   : 46355
[21899.510208]   .se->avg.load_avg_contrib      : 0
[21899.510272]   .se->avg.decay_count           : 20884884
[21899.510336] 
[21899.510336] cfs_rq[1]:/
[21899.510451]   .exec_clock                    : 85092.143374
[21899.510515]   .MIN_vruntime                  : 75577.012695
[21899.510580]   .min_vruntime                  : 75582.028559
[21899.510645]   .max_vruntime                  : 75577.012695
[21899.510709]   .spread                        : 0.000000
[21899.510773]   .spread0                       : -100752.152239
[21899.510839]   .nr_spread_over                : 6
[21899.510902]   .nr_running                    : 2
[21899.510965]   .load                          : 2048
[21899.511028]   .runnable_load_avg             : 0
[21899.511090]   .blocked_load_avg              : 0
[21899.511153]   .tg_load_contrib               : 0
[21899.511216]   .tg_runnable_contrib           : 1
[21899.511280]   .tg_load_avg                   : 0
[21899.511343]   .tg->runnable_avg              : 48
[21899.511407]   .tg->cfs_bandwidth.timer_active: 0
[21899.511470]   .throttled                     : 0
[21899.511534]   .throttle_count                : 0
[21899.511598]   .avg->runnable_avg_sum         : 68
[21899.511661]   .avg->runnable_avg_period      : 47099
[21899.511726] 
[21899.511726] rt_rq[1]:/
[21899.511839]   .rt_nr_running                 : 0
[21899.511902]   .rt_throttled                  : 0
[21899.511965]   .rt_time                       : 0.000000
[21899.512029]   .rt_runtime                    : 950.000000
[21899.512094] 
[21899.512094] runnable tasks:
[21899.512094]             task   PID         tree-key  switches  prio     exec-runtime         sum-exec        sum-sleep
[21899.512094] ----------------------------------------------------------------------------------------------------------
[21899.512460]        rcu_sched     7     75581.549156    156612   120     75581.549156      9417.078958  21889713.120356 /
[21899.512593]       watchdog/1    11        -2.971829      5481     0        -2.971829        73.004291        85.681641 /
[21899.512727]      migration/1    12         0.000000        80     0         0.000000        11.452365         0.001061 /
[21899.512859]      ksoftirqd/1    13     75529.508663       881   120     75529.508663        19.964746  21773631.112731 /
[21899.512992]      kworker/1:0    14         0.796806        12   120         0.796806         0.024592       576.481603 /
[21899.513125]     kworker/1:0H    15       433.498873         6   100       433.498873         0.050749     33667.062153 /
[21899.513260]      kworker/1:1   592     75577.012695     82166   120     75577.012695      1323.635024  21897375.643395 /
[21899.513393]        scsi_eh_1   849       304.651175        18   120       304.651175         1.423886       350.363177 /
[21899.513527]       jbd2/md2-8   927     75569.532756     16914   120     75569.532756       804.662400  21892284.700017 /
[21899.513661]     kworker/1:1H  1159     75543.537912    207451   100     75543.537912      3501.628429  21794041.515434 /
[21899.513794]    rs:main Q:Reg  3021      2610.794736       248   120      2610.794736        47.436735  21581452.742463 /autogroup-6
[21899.513929]             sshd  3328        -1.011224         4   120        -1.011224         0.606253     64176.198279 /autogroup-13
[21899.514064]            nginx  3380       374.590033     31727   120       374.590033       553.045003  21860502.309871 /autogroup-14
[21899.514198]            nginx  3382       374.753157     43707   120       374.753157       763.565837  21860162.615409 /autogroup-14
[21899.514333]      mysqld_safe  3402       122.818333       438   120       122.818333        30.032898       474.108745 /autogroup-6
[21899.514469]           mysqld  4033      2620.376893     43761   120      2620.376893       596.642937  21858734.950881 /autogroup-6
[21899.514605]           mysqld  4060       659.291830       240   120       659.291830        19.399793    129483.960055 /autogroup-6
[21899.514740]            getty  4308         2.510700        99   120         2.510700         4.489629       113.428154 /autogroup-19
[21899.514876] R           bash  4324         8.339001       206   120         8.339001        57.946482  21796961.826617 /autogroup-26
[21899.515012]             tmux  4372      1074.385870     66560   120      1074.385870      5591.476659  21787607.137065 /autogroup-27
[21899.515147]    kworker/u17:0  4568      2308.940644         3   100      2308.940644         0.024287         0.015868 /
[21899.515282] 
[21899.515339] cpu#2, 3411.454 MHz
[21899.515399]   .nr_running                    : 0
[21899.515462]   .load                          : 0
[21899.515525]   .nr_switches                   : 2424905
[21899.515589]   .nr_load_updates               : 451974
[21899.515653]   .nr_uninterruptible            : 1796
[21899.515716]   .next_balance                  : 4297.128381
[21899.515780]   .curr->pid                     : 0
[21899.515843]   .clock                         : 21899289.240972
[21899.515908]   .cpu_load[0]                   : 0
[21899.515971]   .cpu_load[1]                   : 0
[21899.516034]   .cpu_load[2]                   : 0
[21899.516097]   .cpu_load[3]                   : 0
[21899.516159]   .cpu_load[4]                   : 0
[21899.516222]   .yld_count                     : 0
[21899.516285]   .sched_count                   : 2430075
[21899.516348]   .sched_goidle                  : 1169020
[21899.516412]   .avg_idle                      : 1000000
[21899.516476]   .max_idle_balance_cost         : 500000
[21899.516540]   .ttwu_count                    : 343117
[21899.516603]   .ttwu_local                    : 300240
[21899.516667] 
[21899.516667] cfs_rq[2]:/autogroup-14
[21899.516783]   .exec_clock                    : 403.708732
[21899.516847]   .MIN_vruntime                  : 0.000001
[21899.516912]   .min_vruntime                  : 287.377673
[21899.516976]   .max_vruntime                  : 0.000001
[21899.517040]   .spread                        : 0.000000
[21899.517103]   .spread0                       : -176046.803125
[21899.517169]   .nr_spread_over                : 0
[21899.517231]   .nr_running                    : 0
[21899.517294]   .load                          : 0
[21899.517357]   .runnable_load_avg             : 0
[21899.517420]   .blocked_load_avg              : 0
[21899.517483]   .tg_load_contrib               : 0
[21899.517546]   .tg_runnable_contrib           : 0
[21899.517609]   .tg_load_avg                   : 0
[21899.517672]   .tg->runnable_avg              : 0
[21899.517735]   .tg->cfs_bandwidth.timer_active: 0
[21899.517797]   .throttled                     : 0
[21899.517860]   .throttle_count                : 0
[21899.517923]   .se->exec_start                : 21899289.234443
[21899.517988]   .se->vruntime                  : 64875.180643
[21899.518053]   .se->sum_exec_runtime          : 403.873293
[21899.518117]   .se->statistics.wait_start     : 0.000000
[21899.518181]   .se->statistics.sleep_start    : 0.000000
[21899.519757]   .se->statistics.block_start    : 0.000000
[21899.519821]   .se->statistics.sleep_max      : 0.000000
[21899.519886]   .se->statistics.block_max      : 0.000000
[21899.519949]   .se->statistics.exec_max       : 0.123187
[21899.520013]   .se->statistics.slice_max      : 0.026523
[21899.520077]   .se->statistics.wait_max       : 0.095209
[21899.520141]   .se->statistics.wait_sum       : 4.402436
[21899.520205]   .se->statistics.wait_count     : 23460
[21899.520268]   .se->load.weight               : 2
[21899.520331]   .se->avg.runnable_avg_sum      : 13
[21899.520394]   .se->avg.runnable_avg_period   : 47792
[21899.520458]   .se->avg.load_avg_contrib      : 0
[21899.520521]   .se->avg.decay_count           : 20884790
[21899.520585] 
[21899.520585] cfs_rq[2]:/autogroup-6
[21899.520701]   .exec_clock                    : 4797.463344
[21899.520766]   .MIN_vruntime                  : 0.000001
[21899.520830]   .min_vruntime                  : 2990.173771
[21899.520895]   .max_vruntime                  : 0.000001
[21899.520960]   .spread                        : 0.000000
[21899.521024]   .spread0                       : -173344.007027
[21899.521089]   .nr_spread_over                : 90
[21899.521152]   .nr_running                    : 0
[21899.521215]   .load                          : 0
[21899.521278]   .runnable_load_avg             : 0
[21899.521341]   .blocked_load_avg              : 0
[21899.521405]   .tg_load_contrib               : 0
[21899.521468]   .tg_runnable_contrib           : 0
[21899.521531]   .tg_load_avg                   : 0
[21899.521594]   .tg->runnable_avg              : 3
[21899.521657]   .tg->cfs_bandwidth.timer_active: 0
[21899.521720]   .throttled                     : 0
[21899.521782]   .throttle_count                : 0
[21899.521845]   .se->exec_start                : 21899203.385231
[21899.521911]   .se->vruntime                  : 64887.070968
[21899.521975]   .se->sum_exec_runtime          : 4798.115180
[21899.522040]   .se->statistics.wait_start     : 0.000000
[21899.522104]   .se->statistics.sleep_start    : 0.000000
[21899.522169]   .se->statistics.block_start    : 0.000000
[21899.522233]   .se->statistics.sleep_max      : 0.000000
[21899.522298]   .se->statistics.block_max      : 0.000000
[21899.522362]   .se->statistics.exec_max       : 9.984601
[21899.522427]   .se->statistics.slice_max      : 0.358968
[21899.522491]   .se->statistics.wait_max       : 0.220493
[21899.522555]   .se->statistics.wait_sum       : 19.612568
[21899.522620]   .se->statistics.wait_count     : 101892
[21899.522683]   .se->load.weight               : 2
[21899.522746]   .se->avg.runnable_avg_sum      : 1
[21899.522810]   .se->avg.runnable_avg_period   : 47201
[21899.522873]   .se->avg.load_avg_contrib      : 0
[21899.522936]   .se->avg.decay_count           : 20884708
[21899.523000] 
[21899.523000] cfs_rq[2]:/
[21899.523114]   .exec_clock                    : 70951.067886
[21899.523179]   .MIN_vruntime                  : 0.000001
[21899.523243]   .min_vruntime                  : 64887.070968
[21899.523308]   .max_vruntime                  : 0.000001
[21899.523371]   .spread                        : 0.000000
[21899.523436]   .spread0                       : -111447.109830
[21899.523500]   .nr_spread_over                : 5
[21899.523562]   .nr_running                    : 0
[21899.523625]   .load                          : 0
[21899.523688]   .runnable_load_avg             : 0
[21899.523752]   .blocked_load_avg              : 0
[21899.523815]   .tg_load_contrib               : 0
[21899.523879]   .tg_runnable_contrib           : 41
[21899.523943]   .tg_load_avg                   : 0
[21899.524006]   .tg->runnable_avg              : 47
[21899.524071]   .tg->cfs_bandwidth.timer_active: 0
[21899.524134]   .throttled                     : 0
[21899.524198]   .throttle_count                : 0
[21899.524267]   .avg->runnable_avg_sum         : 1928
[21899.524330]   .avg->runnable_avg_period      : 47230
[21899.524395] 
[21899.524395] rt_rq[2]:/
[21899.524509]   .rt_nr_running                 : 0
[21899.524572]   .rt_throttled                  : 0
[21899.524635]   .rt_time                       : 0.000000
[21899.524700]   .rt_runtime                    : 950.000000
[21899.524765] 
[21899.524765] runnable tasks:
[21899.524765]             task   PID         tree-key  switches  prio     exec-runtime         sum-exec        sum-sleep
[21899.524765] ----------------------------------------------------------------------------------------------------------
[21899.525132]             init     1        23.595661      4610   120        23.595661       616.234479  21897940.187047 /autogroup-2
[21899.525266]         kthreadd     2     64811.539667       139   120     64811.539667         2.923312  21749449.471237 /
[21899.525400]       watchdog/2    16        -5.975085      5481     0        -5.975085        71.688752        72.366594 /
[21899.525534]      migration/2    17         0.000000        63     0         0.000000         5.806137         0.000964 /
[21899.525666]      ksoftirqd/2    18     64873.119229       778   120     64873.119229        17.952324  21883213.134744 /
[21899.525799]      kworker/2:0    19        -5.020887        13   120        -5.020887         0.028730       568.777360 /
[21899.525932]     kworker/2:0H    20       358.098517         6   100       358.098517         0.070725      2626.180931 /
[21899.526066]      kworker/2:1   594     64875.443491     79034   120     64875.443491      1240.181080  21897254.704480 /
[21899.526200]     kworker/2:1H   955     61875.368559     76761   100     61875.368559      1274.600575  11196616.413840 /
[21899.526334]         rsyslogd  3022      2893.672895       232   120      2893.672895        14.042786  21581486.275518 /autogroup-6
[21899.526470]          vnstatd  3001       228.013859      4432   120       228.013859       565.645704  21860411.835162 /autogroup-7
[21899.526605]            mdadm  3137         0.044246        23   120         0.044246         5.028579  21642417.577079 /autogroup-8
[21899.526741]            nginx  3383       287.377673     43723   120       287.377673       759.382769  21860350.601922 /autogroup-14
[21899.526877]           mysqld  4038      2978.492075     43752   120      2978.492075       581.848348  21858719.178052 /autogroup-6
[21899.527013]          dovecot  4167        20.656730        50   120        20.656730         4.753497  10113792.206034 /autogroup-16
[21899.527148]            getty  4313         1.305357        96   120         1.305357         2.549224       114.426945 /autogroup-24
[21899.527285] 
[21899.527342] cpu#3, 3411.454 MHz
[21899.527402]   .nr_running                    : 0
[21899.527465]   .load                          : 0
[21899.527528]   .nr_switches                   : 1115803
[21899.527592]   .nr_load_updates               : 346081
[21899.527656]   .nr_uninterruptible            : -130
[21899.527720]   .next_balance                  : 4297.128395
[21899.527785]   .curr->pid                     : 0
[21899.527848]   .clock                         : 21899524.908508
[21899.527913]   .cpu_load[0]                   : 0
[21899.527977]   .cpu_load[1]                   : 0
[21899.528039]   .cpu_load[2]                   : 0
[21899.528103]   .cpu_load[3]                   : 0
[21899.528165]   .cpu_load[4]                   : 0
[21899.528228]   .yld_count                     : 0
[21899.528291]   .sched_count                   : 1120937
[21899.528355]   .sched_goidle                  : 542155
[21899.528419]   .avg_idle                      : 1000000
[21899.528483]   .max_idle_balance_cost         : 500000
[21899.528546]   .ttwu_count                    : 357245
[21899.528610]   .ttwu_local                    : 311737
[21899.528674] 
[21899.528674] cfs_rq[3]:/autogroup-6
[21899.528790]   .exec_clock                    : 4287.632283
[21899.528856]   .MIN_vruntime                  : 0.000001
[21899.528920]   .min_vruntime                  : 2528.524559
[21899.528984]   .max_vruntime                  : 0.000001
[21899.529048]   .spread                        : 0.000000
[21899.529112]   .spread0                       : -173805.656239
[21899.529177]   .nr_spread_over                : 166
[21899.529240]   .nr_running                    : 0
[21899.529302]   .load                          : 0
[21899.529366]   .runnable_load_avg             : 0
[21899.529429]   .blocked_load_avg              : 0
[21899.529493]   .tg_load_contrib               : 0
[21899.529556]   .tg_runnable_contrib           : 2
[21899.529620]   .tg_load_avg                   : 0
[21899.529683]   .tg->runnable_avg              : 3
[21899.529746]   .tg->cfs_bandwidth.timer_active: 0
[21899.529809]   .throttled                     : 0
[21899.529872]   .throttle_count                : 0
[21899.529935]   .se->exec_start                : 21899524.902076
[21899.530000]   .se->vruntime                  : 19863.836093
[21899.530065]   .se->sum_exec_runtime          : 4289.053828
[21899.530129]   .se->statistics.wait_start     : 0.000000
[21899.530193]   .se->statistics.sleep_start    : 0.000000
[21899.530257]   .se->statistics.block_start    : 0.000000
[21899.530321]   .se->statistics.sleep_max      : 0.000000
[21899.530386]   .se->statistics.block_max      : 0.000000
[21899.530450]   .se->statistics.exec_max       : 9.996177
[21899.530514]   .se->statistics.slice_max      : 0.211223
[21899.530578]   .se->statistics.wait_max       : 0.185806
[21899.530643]   .se->statistics.wait_sum       : 13.428816
[21899.530707]   .se->statistics.wait_count     : 114676
[21899.530770]   .se->load.weight               : 2
[21899.530833]   .se->avg.runnable_avg_sum      : 116
[21899.530896]   .se->avg.runnable_avg_period   : 46970
[21899.530960]   .se->avg.load_avg_contrib      : 0
[21899.531022]   .se->avg.decay_count           : 20885015
[21899.531086] 
[21899.531086] cfs_rq[3]:/
[21899.531200]   .exec_clock                    : 25043.808837
[21899.532776]   .MIN_vruntime                  : 0.000001
[21899.532841]   .min_vruntime                  : 19863.836093
[21899.532907]   .max_vruntime                  : 0.000001
[21899.532970]   .spread                        : 0.000000
[21899.533035]   .spread0                       : -156470.344705
[21899.533100]   .nr_spread_over                : 5
[21899.533162]   .nr_running                    : 0
[21899.533225]   .load                          : 0
[21899.533288]   .runnable_load_avg             : 0
[21899.533352]   .blocked_load_avg              : 0
[21899.533415]   .tg_load_contrib               : 0
[21899.533479]   .tg_runnable_contrib           : 2
[21899.533543]   .tg_load_avg                   : 0
[21899.533606]   .tg->runnable_avg              : 46
[21899.533670]   .tg->cfs_bandwidth.timer_active: 0
[21899.533733]   .throttled                     : 0
[21899.533797]   .throttle_count                : 0
[21899.533860]   .avg->runnable_avg_sum         : 119
[21899.533924]   .avg->runnable_avg_period      : 47453
[21899.533989] 
[21899.533989] rt_rq[3]:/
[21899.534102]   .rt_nr_running                 : 0
[21899.534165]   .rt_throttled                  : 0
[21899.534229]   .rt_time                       : 0.000000
[21899.534293]   .rt_runtime                    : 950.000000
[21899.534358] 
[21899.534358] runnable tasks:
[21899.534358]             task   PID         tree-key  switches  prio     exec-runtime         sum-exec        sum-sleep
[21899.534358] ----------------------------------------------------------------------------------------------------------
[21899.534725]       watchdog/3    21        -7.045804         3   120        -7.045804         0.003826         0.001433 /
[21899.534858]      migration/3    22         0.000000        39     0         0.000000         5.577471         0.000861 /
[21899.534991]      ksoftirqd/3    23     19828.580802       370   120     19828.580802         7.783530  21784352.586413 /
[21899.535123]      kworker/3:0    24       -10.014423        13   120       -10.014423         0.035173       555.691063 /
[21899.535256]     kworker/3:0H    25       415.709424         6   100       415.709424         0.045434      1623.334982 /
[21899.535391]       khungtaskd   143     19834.190218       184   120     19834.190218        39.123599  21828417.861350 /
[21899.535524]            khubd   341      1006.219177        62   120      1006.219177         3.533607     34705.301678 /
[21899.535657]      kworker/3:1   596     19851.700559     94183   120     19851.700559      1526.794281  21897090.224599 /
[21899.535791]        scsi_eh_5   857       394.018847         3   120       394.018847         0.041174         1.250220 /
[21899.535925]        md1_raid1   904     19822.012091        63   120     19822.012091         2.146865  21678439.110013 /
[21899.536059]     kworker/3:1H   913     17613.807216     29829   100     17613.807216       459.164739   8659751.435858 /
[21899.536193]           mysqld  4032      2516.537997     43747   120      2516.537997       583.531066  21858584.163485 /autogroup-6
[21899.536327]           mysqld  4035      2526.087749     43758   120      2526.087749       648.741466  21858675.375847 /autogroup-6
[21899.536462]           mysqld  4037      2516.557278     43750   120      2516.557278       633.393731  21858689.775832 /autogroup-6
[21899.536598]           mysqld  4040      2524.016723     43754   120      2524.016723       580.545502  21859041.975487 /autogroup-6
[21899.536733]           mysqld  4055      2524.511288     22109   120      2524.511288      3284.930419  21854644.285624 /autogroup-6
[21899.536868]           mysqld  4056      2528.524559     22408   120      2528.524559      6379.210179  21850610.374232 /autogroup-6
[21899.537003]           mysqld  4057      2515.634414      4376   120      2515.634414        79.041349  21853393.637059 /autogroup-6
[21899.537139]           master  4282        22.986731      1159   120        22.986731        69.926946  21844197.703090 /autogroup-18
[21899.537276]             qmgr  4307        13.308744       161   120        13.308744        23.300543  21590194.795219 /autogroup-18
[21899.537411]            getty  4310         1.190649       100   120         1.190649         2.444583       115.312522 /autogroup-21
[21899.537547]             bash  4373        28.083046       109   120        28.083046        41.494043     12565.890293 /autogroup-28
[21899.537682]            mount  4420       142.405537      6520   120       142.405537       505.231069     33673.941201 /autogroup-28
[21899.537819]             bash  4585        19.900318       122   120        19.900318        51.388786  16042563.639159 /autogroup-29
[21899.537954]  btrfs-transacti  4632      2871.297967         3   120      2871.297967         0.071315     29976.238403 /
[21899.538087] 
[21899.538145] cpu#4, 3411.454 MHz
[21899.538204]   .nr_running                    : 0
[21899.538267]   .load                          : 0
[21899.538330]   .nr_switches                   : 150437
[21899.538393]   .nr_load_updates               : 62170
[21899.538457]   .nr_uninterruptible            : 781
[21899.538521]   .next_balance                  : 4297.128118
[21899.538585]   .curr->pid                     : 0
[21899.538648]   .clock                         : 21899240.642168
[21899.538713]   .cpu_load[0]                   : 0
[21899.538776]   .cpu_load[1]                   : 0
[21899.538839]   .cpu_load[2]                   : 0
[21899.538903]   .cpu_load[3]                   : 0
[21899.538966]   .cpu_load[4]                   : 0
[21899.539029]   .yld_count                     : 0
[21899.539093]   .sched_count                   : 155900
[21899.539158]   .sched_goidle                  : 78244
[21899.539222]   .avg_idle                      : 1000000
[21899.539286]   .max_idle_balance_cost         : 500000
[21899.539350]   .ttwu_count                    : 57417
[21899.539413]   .ttwu_local                    : 54751
[21899.539478] 
[21899.539478] cfs_rq[4]:/autogroup-6
[21899.539594]   .exec_clock                    : 806.671076
[21899.539658]   .MIN_vruntime                  : 0.000001
[21899.539723]   .min_vruntime                  : 4372.239841
[21899.539788]   .max_vruntime                  : 0.000001
[21899.539851]   .spread                        : 0.000000
[21899.539915]   .spread0                       : -171961.940957
[21899.539980]   .nr_spread_over                : 121
[21899.540043]   .nr_running                    : 0
[21899.540106]   .load                          : 0
[21899.540169]   .runnable_load_avg             : 0
[21899.540232]   .blocked_load_avg              : 0
[21899.540295]   .tg_load_contrib               : 0
[21899.540358]   .tg_runnable_contrib           : 0
[21899.540421]   .tg_load_avg                   : 0
[21899.540484]   .tg->runnable_avg              : 3
[21899.540547]   .tg->cfs_bandwidth.timer_active: 0
[21899.540609]   .throttled                     : 0
[21899.540672]   .throttle_count                : 0
[21899.540736]   .se->exec_start                : 21899240.635686
[21899.540801]   .se->vruntime                  : 6179.601864
[21899.540865]   .se->sum_exec_runtime          : 806.970943
[21899.540930]   .se->statistics.wait_start     : 0.000000
[21899.540993]   .se->statistics.sleep_start    : 0.000000
[21899.541058]   .se->statistics.block_start    : 0.000000
[21899.541121]   .se->statistics.sleep_max      : 0.000000
[21899.541186]   .se->statistics.block_max      : 0.000000
[21899.541250]   .se->statistics.exec_max       : 9.988278
[21899.541314]   .se->statistics.slice_max      : 0.018898
[21899.541378]   .se->statistics.wait_max       : 0.032481
[21899.541441]   .se->statistics.wait_sum       : 0.699690
[21899.541505]   .se->statistics.wait_count     : 34293
[21899.541569]   .se->load.weight               : 2
[21899.541631]   .se->avg.runnable_avg_sum      : 13
[21899.541694]   .se->avg.runnable_avg_period   : 47814
[21899.541758]   .se->avg.load_avg_contrib      : 0
[21899.541821]   .se->avg.decay_count           : 20884744
[21899.541885] 
[21899.541885] cfs_rq[4]:/
[21899.541999]   .exec_clock                    : 2419.310191
[21899.542064]   .MIN_vruntime                  : 0.000001
[21899.542127]   .min_vruntime                  : 6179.601864
[21899.542192]   .max_vruntime                  : 0.000001
[21899.542256]   .spread                        : 0.000000
[21899.542319]   .spread0                       : -170154.578934
[21899.542385]   .nr_spread_over                : 240
[21899.542449]   .nr_running                    : 0
[21899.542512]   .load                          : 0
[21899.542574]   .runnable_load_avg             : 0
[21899.542637]   .blocked_load_avg              : 0
[21899.542700]   .tg_load_contrib               : 0
[21899.542763]   .tg_runnable_contrib           : 0
[21899.542826]   .tg_load_avg                   : 0
[21899.542890]   .tg->runnable_avg              : 46
[21899.542953]   .tg->cfs_bandwidth.timer_active: 0
[21899.543017]   .throttled                     : 0
[21899.543080]   .throttle_count                : 0
[21899.543144]   .avg->runnable_avg_sum         : 13
[21899.543208]   .avg->runnable_avg_period      : 48174
[21899.543273] 
[21899.543273] rt_rq[4]:/
[21899.543386]   .rt_nr_running                 : 0
[21899.543448]   .rt_throttled                  : 0
[21899.543512]   .rt_time                       : 0.000000
[21899.543576]   .rt_runtime                    : 950.000000
[21899.543641] 
[21899.543641] runnable tasks:
[21899.543641]             task   PID         tree-key  switches  prio     exec-runtime         sum-exec        sum-sleep
[21899.543641] ----------------------------------------------------------------------------------------------------------
[21899.544007]       watchdog/4    26        -8.970995      5481     0        -8.970995        71.917391        45.701610 /
[21899.544139]      migration/4    27         0.000000       651     0         0.000000         8.685849         0.000871 /
[21899.544273]      ksoftirqd/4    28      6166.457109       292   120      6166.457109         4.968426  21858574.037354 /
[21899.545913]      kworker/4:0    29      2901.103537        13   120      2901.103537         0.040330       542.596863 /
[21899.546046]     kworker/4:0H    30      3874.244415         6   100      3874.244415         0.031718     33941.440802 /
[21899.546180]        writeback   144        18.960406         2   100        18.960406         0.004398         0.002997 /
[21899.546312]           bioset   150        30.964087         2   100        30.964087         0.004239         0.003120 /
[21899.546445]          kblockd   154        42.968506         2   100        42.968506         0.004960         0.000928 /
[21899.546578]      kworker/4:1   598      6167.540594     10559   120      6167.540594       208.835109  21895693.692777 /
[21899.546711]          ata_sff   827      3073.515378         2   100      3073.515378         0.010434         0.002782 /
[21899.546845]        md0_raid1   896      6161.452569        62   120      6161.452569         1.495908  21678660.483939 /
[21899.546979]            udevd  1116       200.356223       268   120       200.356223        42.017921     88950.271269 /autogroup-4
[21899.547114]     kworker/4:1H  1291      5785.001120      2825   100      5785.001120        47.406818   5596191.423059 /
[21899.547248]           mysqld  4041      4372.239841     43754   120      4372.239841       628.162144  21858708.112380 /autogroup-6
[21899.547384]            anvil  4219        -8.530207        20   120        -8.530207         1.994961  10113412.385971 /autogroup-16
[21899.547520]            getty  4311         0.269441        99   120         0.269441         1.810545       115.554102 /autogroup-22
[21899.547657] 
[21899.547715] cpu#5, 3411.454 MHz
[21899.547775]   .nr_running                    : 0
[21899.547838]   .load                          : 0
[21899.547900]   .nr_switches                   : 237157
[21899.547964]   .nr_load_updates               : 112164
[21899.548027]   .nr_uninterruptible            : 838
[21899.548090]   .next_balance                  : 4297.128340
[21899.548155]   .curr->pid                     : 0
[21899.548218]   .clock                         : 21899240.646096
[21899.548283]   .cpu_load[0]                   : 0
[21899.548345]   .cpu_load[1]                   : 0
[21899.548408]   .cpu_load[2]                   : 0
[21899.548472]   .cpu_load[3]                   : 0
[21899.548535]   .cpu_load[4]                   : 0
[21899.548599]   .yld_count                     : 0
[21899.548663]   .sched_count                   : 242504
[21899.548727]   .sched_goidle                  : 122273
[21899.548791]   .avg_idle                      : 1000000
[21899.548855]   .max_idle_balance_cost         : 500000
[21899.548919]   .ttwu_count                    : 119587
[21899.548983]   .ttwu_local                    : 105312
[21899.549047] 
[21899.549047] cfs_rq[5]:/autogroup-6
[21899.549163]   .exec_clock                    : 483.170584
[21899.549228]   .MIN_vruntime                  : 0.000001
[21899.549292]   .min_vruntime                  : 5266.924640
[21899.549357]   .max_vruntime                  : 0.000001
[21899.549421]   .spread                        : 0.000000
[21899.549485]   .spread0                       : -171067.256158
[21899.549550]   .nr_spread_over                : 200
[21899.549613]   .nr_running                    : 0
[21899.549676]   .load                          : 0
[21899.549738]   .runnable_load_avg             : 0
[21899.549802]   .blocked_load_avg              : 0
[21899.549864]   .tg_load_contrib               : 0
[21899.549928]   .tg_runnable_contrib           : 0
[21899.549990]   .tg_load_avg                   : 0
[21899.550053]   .tg->runnable_avg              : 3
[21899.550116]   .tg->cfs_bandwidth.timer_active: 0
[21899.550178]   .throttled                     : 0
[21899.550242]   .throttle_count                : 0
[21899.550305]   .se->exec_start                : 21899240.637529
[21899.550370]   .se->vruntime                  : 7803.382091
[21899.550435]   .se->sum_exec_runtime          : 483.339156
[21899.550499]   .se->statistics.wait_start     : 0.000000
[21899.550563]   .se->statistics.sleep_start    : 0.000000
[21899.550627]   .se->statistics.block_start    : 0.000000
[21899.550691]   .se->statistics.sleep_max      : 0.000000
[21899.550755]   .se->statistics.block_max      : 0.000000
[21899.550819]   .se->statistics.exec_max       : 2.051977
[21899.550883]   .se->statistics.slice_max      : 0.000000
[21899.550947]   .se->statistics.wait_max       : 0.050909
[21899.551011]   .se->statistics.wait_sum       : 0.408472
[21899.551075]   .se->statistics.wait_count     : 28927
[21899.551138]   .se->load.weight               : 2
[21899.551201]   .se->avg.runnable_avg_sum      : 15
[21899.551264]   .se->avg.runnable_avg_period   : 48679
[21899.551327]   .se->avg.load_avg_contrib      : 0
[21899.551391]   .se->avg.decay_count           : 20884744
[21899.551455] 
[21899.551455] cfs_rq[5]:/
[21899.551569]   .exec_clock                    : 4156.415344
[21899.551634]   .MIN_vruntime                  : 0.000001
[21899.551698]   .min_vruntime                  : 7803.382091
[21899.551763]   .max_vruntime                  : 0.000001
[21899.551827]   .spread                        : 0.000000
[21899.551892]   .spread0                       : -168530.798707
[21899.551957]   .nr_spread_over                : 299
[21899.552020]   .nr_running                    : 0
[21899.552083]   .load                          : 0
[21899.552147]   .runnable_load_avg             : 0
[21899.552210]   .blocked_load_avg              : 0
[21899.552273]   .tg_load_contrib               : 0
[21899.552336]   .tg_runnable_contrib           : 0
[21899.552398]   .tg_load_avg                   : 0
[21899.552461]   .tg->runnable_avg              : 46
[21899.552524]   .tg->cfs_bandwidth.timer_active: 0
[21899.552587]   .throttled                     : 0
[21899.552651]   .throttle_count                : 0
[21899.552715]   .avg->runnable_avg_sum         : 15
[21899.552778]   .avg->runnable_avg_period      : 47863
[21899.552842] 
[21899.552842] rt_rq[5]:/
[21899.552956]   .rt_nr_running                 : 0
[21899.553018]   .rt_throttled                  : 0
[21899.553081]   .rt_time                       : 0.000000
[21899.553145]   .rt_runtime                    : 950.000000
[21899.553210] 
[21899.553210] runnable tasks:
[21899.553210]             task   PID         tree-key  switches  prio     exec-runtime         sum-exec        sum-sleep
[21899.553210] ----------------------------------------------------------------------------------------------------------
[21899.553578]       watchdog/5    31        -8.976407      5481     0        -8.976407        72.323285        32.380679 /
[21899.553710]      migration/5    32         0.000000       817     0         0.000000         9.402880         0.000883 /
[21899.553843]      ksoftirqd/5    33      7791.396232       123   120      7791.396232       122.942133  21898428.213472 /
[21899.553976]      kworker/5:0    34      2244.723326        12   120      2244.723326         0.041102       121.897143 /
[21899.554109]     kworker/5:0H    35      4568.760446         6   100      4568.760446         0.099904      2646.190175 /
[21899.554244]      kworker/5:1   449      7791.425432     52203   120      7791.425432       869.248715  21897558.028766 /
[21899.554382]     kworker/5:1H  1006      6052.591935      1361   100      6052.591935        25.067913   4906525.698277 /
[21899.554519]           mysqld  4036      5266.924640     43758   120      5266.924640       615.632628  21858722.860926 /autogroup-6
[21899.554656]            udevd  4564       350.224193         2   120       350.224193         0.340662         0.146965 /autogroup-4
[21899.554791] 
[21899.554849] cpu#6, 3411.454 MHz
[21899.554908]   .nr_running                    : 0
[21899.554971]   .load                          : 0
[21899.555034]   .nr_switches                   : 155890
[21899.555098]   .nr_load_updates               : 73983
[21899.555162]   .nr_uninterruptible            : 734
[21899.555225]   .next_balance                  : 4297.128218
[21899.555290]   .curr->pid                     : 0
[21899.555353]   .clock                         : 21899240.642586
[21899.555418]   .cpu_load[0]                   : 0
[21899.555481]   .cpu_load[1]                   : 0
[21899.555544]   .cpu_load[2]                   : 0
[21899.555607]   .cpu_load[3]                   : 0
[21899.555670]   .cpu_load[4]                   : 0
[21899.555733]   .yld_count                     : 1
[21899.555796]   .sched_count                   : 161344
[21899.555859]   .sched_goidle                  : 81959
[21899.555923]   .avg_idle                      : 1000000
[21899.555987]   .max_idle_balance_cost         : 500000
[21899.556050]   .ttwu_count                    : 69928
[21899.556114]   .ttwu_local                    : 67797
[21899.556177] 
[21899.556177] cfs_rq[6]:/autogroup-6
[21899.556293]   .exec_clock                    : 875.872232
[21899.556358]   .MIN_vruntime                  : 0.000001
[21899.556422]   .min_vruntime                  : 5901.481253
[21899.556487]   .max_vruntime                  : 0.000001
[21899.556551]   .spread                        : 0.000000
[21899.556615]   .spread0                       : -170432.699545
[21899.556680]   .nr_spread_over                : 126
[21899.556742]   .nr_running                    : 0
[21899.556805]   .load                          : 0
[21899.556868]   .runnable_load_avg             : 0
[21899.556931]   .blocked_load_avg              : 0
[21899.556995]   .tg_load_contrib               : 0
[21899.557058]   .tg_runnable_contrib           : 0
[21899.557120]   .tg_load_avg                   : 2
[21899.557183]   .tg->runnable_avg              : 2
[21899.557246]   .tg->cfs_bandwidth.timer_active: 0
[21899.557308]   .throttled                     : 0
[21899.558884]   .throttle_count                : 0
[21899.558947]   .se->exec_start                : 21899240.635841
[21899.559013]   .se->vruntime                  : 4173.876078
[21899.559077]   .se->sum_exec_runtime          : 876.451216
[21899.559142]   .se->statistics.wait_start     : 0.000000
[21899.559206]   .se->statistics.sleep_start    : 0.000000
[21899.559269]   .se->statistics.block_start    : 0.000000
[21899.559334]   .se->statistics.sleep_max      : 0.000000
[21899.559398]   .se->statistics.block_max      : 0.000000
[21899.559462]   .se->statistics.exec_max       : 8.535287
[21899.559526]   .se->statistics.slice_max      : 0.000000
[21899.559590]   .se->statistics.wait_max       : 0.039212
[21899.559655]   .se->statistics.wait_sum       : 0.689800
[21899.559718]   .se->statistics.wait_count     : 53793
[21899.559782]   .se->load.weight               : 2
[21899.559844]   .se->avg.runnable_avg_sum      : 13
[21899.559907]   .se->avg.runnable_avg_period   : 48391
[21899.559970]   .se->avg.load_avg_contrib      : 0
[21899.560033]   .se->avg.decay_count           : 20884744
[21899.560098] 
[21899.560098] cfs_rq[6]:/
[21899.560212]   .exec_clock                    : 1830.575196
[21899.560276]   .MIN_vruntime                  : 0.000001
[21899.560340]   .min_vruntime                  : 4173.876078
[21899.560405]   .max_vruntime                  : 0.000001
[21899.560469]   .spread                        : 0.000000
[21899.560533]   .spread0                       : -172160.304720
[21899.560598]   .nr_spread_over                : 102
[21899.560662]   .nr_running                    : 0
[21899.560724]   .load                          : 0
[21899.560787]   .runnable_load_avg             : 0
[21899.560849]   .blocked_load_avg              : 0
[21899.560912]   .tg_load_contrib               : 0
[21899.560976]   .tg_runnable_contrib           : 0
[21899.561039]   .tg_load_avg                   : 0
[21899.561103]   .tg->runnable_avg              : 47
[21899.561167]   .tg->cfs_bandwidth.timer_active: 0
[21899.561230]   .throttled                     : 0
[21899.561293]   .throttle_count                : 0
[21899.561357]   .avg->runnable_avg_sum         : 13
[21899.561421]   .avg->runnable_avg_period      : 48564
[21899.561485] 
[21899.561485] rt_rq[6]:/
[21899.561599]   .rt_nr_running                 : 0
[21899.561661]   .rt_throttled                  : 0
[21899.561724]   .rt_time                       : 0.000000
[21899.561789]   .rt_runtime                    : 950.000000
[21899.561854] 
[21899.561854] runnable tasks:
[21899.561854]             task   PID         tree-key  switches  prio     exec-runtime         sum-exec        sum-sleep
[21899.561854] ----------------------------------------------------------------------------------------------------------
[21899.562222]       watchdog/6    36        -8.977275      5481     0        -8.977275        69.634621        19.060411 /
[21899.562354]      migration/6    37         0.000000       663     0         0.000000         8.840079         0.000910 /
[21899.562487]      ksoftirqd/6    38      4160.799441        79   120      4160.799441         1.483681  21858550.861505 /
[21899.562620]      kworker/6:0    39      1147.724307        13   120      1147.724307         0.058340       516.327171 /
[21899.562753]     kworker/6:0H    40      1883.005876         6   100      1883.005876         0.071140     33735.933716 /
[21899.562888]      kworker/6:1   601      4161.845745      6878   120      4161.845745       149.237673  21896776.774763 /
[21899.563021]  acpi_thermal_pm   606      1167.732140         2   100      1167.732140         0.010717         0.002847 /
[21899.563154]    irq/44-mei_me   660         0.000000        14    49         0.000000         0.579329         0.000000 /
[21899.563287]        kpsmoused   674      1191.763707         2   100      1191.763707         0.027833         0.007182 /
[21899.563421]       scsi_tmf_0   848      1418.027634         2   100      1418.027634         0.033926         0.004042 /
[21899.563554]       scsi_tmf_1   850      1442.097401         2   100      1442.097401         0.037671         0.003357 /
[21899.563687]       scsi_tmf_2   852      1466.170799         2   100      1466.170799         0.039337         0.003358 /
[21899.563820]       scsi_tmf_3   854      1490.185113         2   100      1490.185113         0.007055         0.003510 /
[21899.563953]       scsi_tmf_4   856      1514.230079         2   100      1514.230079         0.009111         0.003775 /
[21899.564085]       scsi_tmf_5   858      1538.272533         2   100      1538.272533         0.008466         0.003968 /
[21899.564218]           bioset   895      1642.662840         2   100      1642.662840         0.025913         0.005468 /
[21899.564351]           bioset   903      1674.969625         2   100      1674.969625         0.034134         0.026656 /
[21899.564484]           bioset   911      1707.296862         2   100      1707.296862         0.007876         0.020316 /
[21899.564618]     kworker/6:1H  1207      3658.246975      1492   100      3658.246975        23.691113   5564301.725731 /
[21899.564751]        kjournald  2218      2276.164886         2   120      2276.164886         1.593018         0.027832 /
[21899.564884]    ipv6_addrconf  3277      2409.399382         2   100      2409.399382         0.019128         0.017320 /
[21899.565017]           mysqld  4034      5901.481253     43757   120      5901.481253       655.002338  21858683.280223 /autogroup-6
[21899.565154]           mysqld  4085      3553.246418         2   120      3553.246418         0.145701       769.621025 /autogroup-6
[21899.565290]           bioset  4565      2620.208328         2   100      2620.208328         0.023300         0.008634 /
[21899.565423]            udevd  4566       331.552504         2   120       331.552504         0.210461         0.037267 /autogroup-4
[21899.565559]   btrfs-delalloc  4570      2632.221380         2   100      2632.221380         0.014551         0.007010 /
[21899.565692]  btrfs-flush_del  4571      2644.229124         2   100      2644.229124         0.008615         0.004697 /
[21899.565824]      btrfs-cache  4572      2656.236301         2   100      2656.236301         0.008068         0.004642 /
[21899.565957]     btrfs-submit  4573      2668.243488         2   100      2668.243488         0.007991         0.002886 /
[21899.566090]      btrfs-fixup  4574      2680.250506         2   100      2680.250506         0.007965         0.002899 /
[21899.566223]      btrfs-endio  4575      2692.258057         2   100      2692.258057         0.008370         0.002817 /
[21899.566356]  btrfs-endio-met  4576      2704.269234         2   100      2704.269234         0.012289         0.022302 /
[21899.566490]  btrfs-freespace  4581      2716.277121         2   100      2716.277121         0.008360         0.083971 /
[21899.566622]  btrfs-delayed-m  4582      2728.280529         2   100      2728.280529         0.003811         0.001952 /
[21899.566755]  btrfs-readahead  4583      2740.286195         2   100      2740.286195         0.006497         0.050178 /
[21899.566887]  btrfs-qgroup-re  4584      2752.291591         2   100      2752.291591         0.006395         0.017750 /
[21899.567020] 
[21899.567077] cpu#7, 3411.454 MHz
[21899.567137]   .nr_running                    : 0
[21899.567201]   .load                          : 0
[21899.567263]   .nr_switches                   : 136354
[21899.567327]   .nr_load_updates               : 65971
[21899.567390]   .nr_uninterruptible            : 787
[21899.567453]   .next_balance                  : 4297.128268
[21899.567518]   .curr->pid                     : 0
[21899.567580]   .clock                         : 21899240.648277
[21899.567645]   .cpu_load[0]                   : 0
[21899.567708]   .cpu_load[1]                   : 0
[21899.567771]   .cpu_load[2]                   : 0
[21899.567834]   .cpu_load[3]                   : 0
[21899.567897]   .cpu_load[4]                   : 0
[21899.567961]   .yld_count                     : 1
[21899.568024]   .sched_count                   : 141827
[21899.568089]   .sched_goidle                  : 72227
[21899.568153]   .avg_idle                      : 1000000
[21899.568217]   .max_idle_balance_cost         : 500000
[21899.568281]   .ttwu_count                    : 61617
[21899.568344]   .ttwu_local                    : 59740
[21899.568408] 
[21899.568408] cfs_rq[7]:/autogroup-6
[21899.568524]   .exec_clock                    : 1040.550761
[21899.568589]   .MIN_vruntime                  : 0.000001
[21899.568653]   .min_vruntime                  : 4769.735382
[21899.568718]   .max_vruntime                  : 0.000001
[21899.568782]   .spread                        : 0.000000
[21899.568846]   .spread0                       : -171564.445416
[21899.568911]   .nr_spread_over                : 136
[21899.568974]   .nr_running                    : 0
[21899.569038]   .load                          : 0
[21899.569101]   .runnable_load_avg             : 0
[21899.569164]   .blocked_load_avg              : 0
[21899.569227]   .tg_load_contrib               : 0
[21899.569290]   .tg_runnable_contrib           : 0
[21899.569353]   .tg_load_avg                   : 2
[21899.569416]   .tg->runnable_avg              : 2
[21899.569479]   .tg->cfs_bandwidth.timer_active: 0
[21899.569541]   .throttled                     : 0
[21899.569604]   .throttle_count                : 0
[21899.569668]   .se->exec_start                : 21899240.640183
[21899.569733]   .se->vruntime                  : 3394.675397
[21899.569798]   .se->sum_exec_runtime          : 1040.608571
[21899.569862]   .se->statistics.wait_start     : 0.000000
[21899.569927]   .se->statistics.sleep_start    : 0.000000
[21899.569991]   .se->statistics.block_start    : 0.000000
[21899.570056]   .se->statistics.sleep_max      : 0.000000
[21899.570121]   .se->statistics.block_max      : 0.000000
[21899.570186]   .se->statistics.exec_max       : 1.179599
[21899.570250]   .se->statistics.slice_max      : 0.042319
[21899.570314]   .se->statistics.wait_max       : 0.029437
[21899.570378]   .se->statistics.wait_sum       : 2.588588
[21899.570442]   .se->statistics.wait_count     : 27648
[21899.572015]   .se->load.weight               : 2
[21899.572077]   .se->avg.runnable_avg_sum      : 16
[21899.572140]   .se->avg.runnable_avg_period   : 48416
[21899.572204]   .se->avg.load_avg_contrib      : 0
[21899.572268]   .se->avg.decay_count           : 20884744
[21899.572332] 
[21899.572332] cfs_rq[7]:/
[21899.572447]   .exec_clock                    : 2153.634461
[21899.572519]   .MIN_vruntime                  : 0.000001
[21899.572579]   .min_vruntime                  : 3401.849899
[21899.572640]   .max_vruntime                  : 0.000001
[21899.572703]   .spread                        : 0.000000
[21899.572779]   .spread0                       : -172932.330899
[21899.572844]   .nr_spread_over                : 18
[21899.572907]   .nr_running                    : 0
[21899.572969]   .load                          : 0
[21899.573032]   .runnable_load_avg             : 0
[21899.573094]   .blocked_load_avg              : 0
[21899.573157]   .tg_load_contrib               : 0
[21899.573220]   .tg_runnable_contrib           : 0
[21899.573283]   .tg_load_avg                   : 0
[21899.573345]   .tg->runnable_avg              : 52
[21899.573408]   .tg->cfs_bandwidth.timer_active: 0
[21899.573471]   .throttled                     : 0
[21899.573534]   .throttle_count                : 0
[21899.573597]   .avg->runnable_avg_sum         : 16
[21899.573660]   .avg->runnable_avg_period      : 48390
[21899.573724]
[21899.573724] rt_rq[7]:/
[21899.573838]   .rt_nr_running                 : 0
[21899.573901]   .rt_throttled                  : 0
[21899.573963]   .rt_time                       : 0.000000
[21899.574027]   .rt_runtime                    : 950.000000
[21899.574092]
[21899.574092] runnable tasks:
[21899.574092]             task   PID         tree-key  switches  prio     exec-runtime         sum-exec        sum-sleep
[21899.574092] ----------------------------------------------------------------------------------------------------------
[21899.574460]       watchdog/7    41        -8.977606      5481     0        -8.977606        60.288612         5.744928 /
[21899.574594]      migration/7    42         0.000000       761     0         0.000000         9.528422         0.000899 /
[21899.574728]      ksoftirqd/7    43      3318.329118        74   120      3318.329118         1.307871  19890767.930118 /
[21899.574861]      kworker/7:0    44       215.370686        13   120       215.370686         0.028703       503.264907 /
[21899.574994]     kworker/7:0H    45      1918.187361         6   100      1918.187361         0.077636    176634.318153 /
[21899.575128]          khelper    46        10.956305         2   100        10.956305         0.005556         0.003187 /
[21899.575261]            netns    47        22.959595         2   100        22.959595         0.003603         0.002525 /
[21899.575394]           crypto   152       107.170217         2   100       107.170217         0.003659         0.001423 /
[21899.575527]          kswapd0   495       768.598077         3   120       768.598077         0.032157        93.474814 /
[21899.575661]    fsnotify_mark   563      1222.126134        13   120      1222.126134         0.242822     33472.286981 /
[21899.575794]      kworker/7:1   603      3391.090645      7447   120      3391.090645       160.117776  21897266.283828 /
[21899.575929]  ext4-rsv-conver   928       968.658291         2   100       968.658291         0.060681         0.034484 /
[21899.576064]            nginx  3379       140.997826         2   120       140.997826         0.532104   5991983.688812 /autogroup-14
[21899.576200]           mysqld  4039      4769.735382     43754   120      4769.735382       613.989370  21858706.669425 /autogroup-6
[21899.576335]              log  4220        -1.827792        23   120        -1.827792         2.455380  10113412.065845 /autogroup-16
[21899.576470]            getty  4309         0.016081       103   120         0.016081         1.715809       116.202681 /autogroup-20
[21899.576607]     btrfs-worker  4567      1673.179661         2   100      1673.179661         0.032876         0.005095 /
[21899.576739]  btrfs-worker-hi  4569      1697.204382         2   100      1697.204382         0.004792         0.002620 /
[21899.576874]  btrfs-endio-met  4577      1709.307326         2   100      1709.307326         0.108350         0.025991 /
[21899.577007]  btrfs-endio-rai  4578      1721.393543         2   100      1721.393543         0.087643         0.037782 /
[21899.577139]        btrfs-rmw  4579      1733.495644         2   100      1733.495644         0.105179         0.033797 /
[21899.577273]  btrfs-endio-wri  4580      1745.616606         2   100      1745.616606         0.122362         0.033939 /
[21899.577406]     kworker/7:1H  4635      2882.934932      1204   100      2882.934932        22.740523   5499142.092498 /
[21899.577539]    kworker/u16:0  5139      3401.849899         2   120      3401.849899         0.090069         0.052751 /
[21899.577672]

^ permalink raw reply	[flat|nested] 9+ messages in thread

* Re: mount hangs after disk crash (RAID-1)
  2014-05-22  2:22 mount hangs after disk crash (RAID-1) Tomasz Chmielewski
  2014-05-22  8:51 ` Tomasz Chmielewski
@ 2014-05-22  9:43 ` Duncan
  2014-05-22 16:27   ` Chris Murphy
  1 sibling, 1 reply; 9+ messages in thread
From: Duncan @ 2014-05-22  9:43 UTC (permalink / raw)
  To: linux-btrfs

Tomasz Chmielewski posted on Thu, 22 May 2014 03:22:58 +0100 as excerpted:

> One disk in RAID-1 crashed, so powered off, changed disk, powered on,
> trying to mount degraded.
> 
> Unfortunately it hangs (running 3.14.4).
> 
> # mount -o degraded,compress=lzo,noatime /dev/sdb4 /home (...never
> returns...)

1) Just to be sure, btrfs raid1, not btrfs on md/raid1 or the like, 
correct?

2) Btrfs raid1 for both data and metadata, correct?

3) How many devices in the btrfs raid1?

4) Did you try mounting read-only?

Note that unlike md/raid1, btrfs raid1 won't mount writable with only a 
single device.  You must have at least two devices to mount writable, tho 
a formerly two-device raid1 with a device missing should mount read-only.

However, ordinarily you can't add a device to a filesystem unless it's 
mounted writable, and if it won't go writable as you have only the one 
device, so you can't add another device...  I'm actually not sure how 
that's supposed to work, as the requiring two devices to mount writable 
bit is fairly new.

In the worst case, however, you could create a new single-device 
filesystem with the new device and mount it, mount the old one read-only 
and copy everything over, then unmount the old one and add it to the new 
one, then do a balance-convert to raid1 mode again.  That's actually how 
I've been planning to handle it if I lose a device from my paired-device 
btrfs raid1 and it goes read-only, so I can't add the replacement 
device.  Seems there should be an easier way, but...

-- 
Duncan - List replies preferred.   No HTML msgs.
"Every nonfree program has a lord, a master --
and if you use the program, he is your master."  Richard Stallman


^ permalink raw reply	[flat|nested] 9+ messages in thread

* Re: mount hangs after disk crash (RAID-1)
  2014-05-22  8:51 ` Tomasz Chmielewski
@ 2014-05-22 15:16   ` Tomasz Chmielewski
  2014-05-22 17:50     ` Tomasz Chmielewski
  0 siblings, 1 reply; 9+ messages in thread
From: Tomasz Chmielewski @ 2014-05-22 15:16 UTC (permalink / raw)
  To: linux-btrfs

> > One disk in RAID-1 crashed, so powered off, changed disk, powered
> > on, trying to mount degraded.
> > 
> > Unfortunately it hangs (running 3.14.4).
> > 
> > # mount -o degraded,compress=lzo,noatime /dev/sdb4 /home (...never
> > returns...)
> 
> 1) Just to be sure, btrfs raid1, not btrfs on md/raid1 or the like, 
> correct?

Correct, it's btrfs raid1.


> 2) Btrfs raid1 for both data and metadata, correct?

raid1 for both data and metadata.


> 3) How many devices in the btrfs raid1?

There were 2 devices.

 
> 4) Did you try mounting read-only?

Tried also mounting with nospace_cache, recover, ro, but all hang in a
similar way.

 
> Note that unlike md/raid1, btrfs raid1 won't mount writable with only
> a single device.  You must have at least two devices to mount
> writable, tho a formerly two-device raid1 with a device missing
> should mount read-only.

That's not entirely correct - it will mount with -o degraded option.

However it hangs here...


-- 
Tomasz Chmielewski
http://wpkg.org

^ permalink raw reply	[flat|nested] 9+ messages in thread

* Re: mount hangs after disk crash (RAID-1)
  2014-05-22  9:43 ` Duncan
@ 2014-05-22 16:27   ` Chris Murphy
  0 siblings, 0 replies; 9+ messages in thread
From: Chris Murphy @ 2014-05-22 16:27 UTC (permalink / raw)
  To: Btrfs BTRFS


On May 22, 2014, at 3:43 AM, Duncan <1i5t5.duncan@cox.net> wrote:
> 
> Note that unlike md/raid1, btrfs raid1 won't mount writable with only a 
> single device.  You must have at least two devices to mount writable, tho 
> a formerly two-device raid1 with a device missing should mount read-only.

No, a single device from a two device Btrfs raid1 is normally mountable degraded,rw. I did this just a week ago when bug "kernel BUG at fs/btrfs/locking.c when mounting with previously missing device". At one point when reproducing it, I was running degraded,rw with a single device for several hours without problems.

Try -o recovery,degraded

I would drop the other options for now, since they aren't necessary to recover from a device failure.

Chris Murphy


^ permalink raw reply	[flat|nested] 9+ messages in thread

* Re: mount hangs after disk crash (RAID-1)
  2014-05-22 15:16   ` Tomasz Chmielewski
@ 2014-05-22 17:50     ` Tomasz Chmielewski
  2014-05-22 18:20       ` Chris Murphy
                         ` (2 more replies)
  0 siblings, 3 replies; 9+ messages in thread
From: Tomasz Chmielewski @ 2014-05-22 17:50 UTC (permalink / raw)
  To: linux-btrfs

> Try -o recovery,degraded
> 
> I would drop the other options for now, since they aren't necessary
> to recover from a \ device failure.

Yes I've tried that as well, and it ends in the similar "hang" - high
IO for a while, then no IO at all, mount does not return.


It *does* mount as ro,degraded, but then, it's not possible to add a
disk and recover to a functioning RAID-1.
Also, when I try to remount rw, the mount command hangs as well.

Is there anything else I can try?


-- 
Tomasz Chmielewski
http://wpkg.org

^ permalink raw reply	[flat|nested] 9+ messages in thread

* Re: mount hangs after disk crash (RAID-1)
  2014-05-22 17:50     ` Tomasz Chmielewski
@ 2014-05-22 18:20       ` Chris Murphy
  2014-05-22 21:06       ` Duncan
  2014-05-22 22:07       ` Chris Murphy
  2 siblings, 0 replies; 9+ messages in thread
From: Chris Murphy @ 2014-05-22 18:20 UTC (permalink / raw)
  To: Btrfs BTRFS


On May 22, 2014, at 11:50 AM, Tomasz Chmielewski <tch@virtall.com> wrote:

>> Try -o recovery,degraded
>> 
>> I would drop the other options for now, since they aren't necessary
>> to recover from a \ device failure.
> 
> Yes I've tried that as well, and it ends in the similar "hang" - high
> IO for a while, then no IO at all, mount does not return.
> 
> 
> It *does* mount as ro,degraded, but then, it's not possible to add a
> disk and recover to a functioning RAID-1.
> Also, when I try to remount rw, the mount command hangs as well.
> 
> Is there anything else I can try?

It sounds like it's able to read the file system but in the course of repairing whatever problems it has, it's getting stuck. 

I'd mount it ro and make sure its backup is updated. Then take a btrfs image btrfs-image -c 9 -t <cores> in case a dev wants to look at the fs at some point it its current state.

Then you can try some other things if you want: btrfs-next is one direction, and also regression testing with older kernels is also reasonable.

Last you could try btrfs-zero-log, but this doesn't look like the typical case for it, and probably will make things worse so it's not the next thing to try. Also I don't expect btrfs check or even --repair to work. I've not yet had any luck with it working on degraded volumes, and even rejoined volumes (no longer degraded) but not yet manually balanced the btrfs check crashes. After a manual balance then the btrfs check is OK.


Chris Murphy

^ permalink raw reply	[flat|nested] 9+ messages in thread

* Re: mount hangs after disk crash (RAID-1)
  2014-05-22 17:50     ` Tomasz Chmielewski
  2014-05-22 18:20       ` Chris Murphy
@ 2014-05-22 21:06       ` Duncan
  2014-05-22 22:07       ` Chris Murphy
  2 siblings, 0 replies; 9+ messages in thread
From: Duncan @ 2014-05-22 21:06 UTC (permalink / raw)
  To: linux-btrfs

Tomasz Chmielewski posted on Thu, 22 May 2014 18:50:25 +0100 as excerpted:

> It *does* mount as ro,degraded, but then, it's not possible to add a
> disk and recover to a functioning RAID-1.
> Also, when I try to remount rw, the mount command hangs as well.
> 
> Is there anything else I can try?

It's a long shot, but in addition to Chris's excellent suggestions, try 
the skip_balance mount option.  In the outside case that it's just a 
resumed balance that's triggering the hang, that should allow the rw 
mount to succeed as it kills the balance that would otherwise be 
immediately resumed as soon as the filesystem goes writable, possibly 
before the mount returns.

Otherwise, I'd go with Chris's suggestion, mount read-only and ensure 
your backups are current, then go experimental on it, since there's 
nothing further to lose at that point anyway.

-- 
Duncan - List replies preferred.   No HTML msgs.
"Every nonfree program has a lord, a master --
and if you use the program, he is your master."  Richard Stallman


^ permalink raw reply	[flat|nested] 9+ messages in thread

* Re: mount hangs after disk crash (RAID-1)
  2014-05-22 17:50     ` Tomasz Chmielewski
  2014-05-22 18:20       ` Chris Murphy
  2014-05-22 21:06       ` Duncan
@ 2014-05-22 22:07       ` Chris Murphy
  2 siblings, 0 replies; 9+ messages in thread
From: Chris Murphy @ 2014-05-22 22:07 UTC (permalink / raw)
  To: Btrfs BTRFS


On May 22, 2014, at 11:50 AM, Tomasz Chmielewski <tch@virtall.com> wrote:

>> Try -o recovery,degraded
>> 
>> I would drop the other options for now, since they aren't necessary
>> to recover from a \ device failure.
> 
> Yes I've tried that as well, and it ends in the similar "hang" - high
> IO for a while, then no IO at all, mount does not return.
> 
> 
> It *does* mount as ro,degraded, but then, it's not possible to add a
> disk and recover to a functioning RAID-1.
> Also, when I try to remount rw, the mount command hangs as well.
> 
> Is there anything else I can try?

How much metadata is there on the volume? And how much memory does the system have? This might also be a case where it might take hours, or longer, for it sort things out, and isn't actually permanently hung up. Worth a shot to leave it overnight and see what happens.

I agree trying skip_balance is worth a shot also.


Chris Murphy

^ permalink raw reply	[flat|nested] 9+ messages in thread

end of thread, other threads:[~2014-05-22 22:08 UTC | newest]

Thread overview: 9+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2014-05-22  2:22 mount hangs after disk crash (RAID-1) Tomasz Chmielewski
2014-05-22  8:51 ` Tomasz Chmielewski
2014-05-22 15:16   ` Tomasz Chmielewski
2014-05-22 17:50     ` Tomasz Chmielewski
2014-05-22 18:20       ` Chris Murphy
2014-05-22 21:06       ` Duncan
2014-05-22 22:07       ` Chris Murphy
2014-05-22  9:43 ` Duncan
2014-05-22 16:27   ` Chris Murphy

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