* [cpufreq] f86900d952: 660.6% fsmark.time.involuntary_context_switches
@ 2016-02-14 7:39 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2016-02-14 7:39 UTC (permalink / raw)
To: lkp
[-- Attachment #1: Type: text/plain, Size: 22085 bytes --]
FYI, we noticed the below changes on
https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git pm-cpufreq-test
commit f86900d9522c787e60008acf2ab0aee39ae186f5 ("cpufreq: governor: Replace timers with utilization update callbacks")
=========================================================================================
compiler/disk/filesize/fs/iterations/kconfig/nr_directories/nr_files_per_directory/nr_threads/rootfs/sync_method/tbox_group/test_size/testcase:
gcc-4.9/1HDD/16MB/btrfs/1x/x86_64-rhel/16d/256fpd/32t/debian-x86_64-2015-02-07.cgz/NoSync/nhm4/60G/fsmark
commit:
c06fa1d71d7da852908484e15edb0d3548b56382
f86900d9522c787e60008acf2ab0aee39ae186f5
c06fa1d71d7da852 f86900d9522c787e60008acf2a
---------------- --------------------------
%stddev %change %stddev
\ | \
14939 ± 7% +660.6% 113625 ± 1% fsmark.time.involuntary_context_switches
7.00 ± 0% -14.3% 6.00 ± 0% fsmark.time.percent_of_cpu_this_job_got
2458 ± 29% -57.2% 1051 ± 4% uptime.idle
14939 ± 7% +660.6% 113625 ± 1% time.involuntary_context_switches
7.00 ± 0% -14.3% 6.00 ± 0% time.percent_of_cpu_this_job_got
4655 ± 2% +8.3% 5042 ± 2% vmstat.system.cs
1115 ± 0% +45.3% 1621 ± 0% vmstat.system.in
3.08 ± 1% +3.3% 3.19 ± 0% turbostat.%Busy
28.31 ± 1% -34.4% 18.57 ± 1% turbostat.CPU%c1
5.52 ± 4% +136.9% 13.08 ± 4% turbostat.CPU%c6
1.714e+08 ± 1% -49.6% 86376409 ± 1% cpuidle.C1-NHM.time
176427 ± 1% -45.4% 96296 ± 1% cpuidle.C1-NHM.usage
3.274e+08 ± 1% -34.0% 2.162e+08 ± 1% cpuidle.C1E-NHM.time
217934 ± 1% -31.8% 148665 ± 0% cpuidle.C1E-NHM.usage
104319 ± 2% +61.7% 168676 ± 2% cpuidle.C6-NHM.usage
26558524 ±130% -99.6% 105023 ±173% latency_stats.avg.nfs_wait_on_request.nfs_updatepage.nfs_write_end.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.nfs_file_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath
12711 ± 20% +4013.4% 522859 ±170% latency_stats.max.btrfs_tree_read_lock.[btrfs].btrfs_read_lock_root_node.[btrfs].btrfs_search_slot.[btrfs].btrfs_lookup_dir_item.[btrfs].btrfs_lookup_dentry.[btrfs].btrfs_lookup.[btrfs].lookup_real.path_openat.do_filp_open.do_sys_open.SyS_open.entry_SYSCALL_64_fastpath
43779871 ±145% -99.5% 209718 ±173% latency_stats.max.nfs_wait_on_request.nfs_updatepage.nfs_write_end.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.nfs_file_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath
12967829 ± 91% -93.5% 847539 ±147% latency_stats.sum.btrfs_async_run_delayed_refs.[btrfs].__btrfs_end_transaction.[btrfs].btrfs_end_transaction.[btrfs].btrfs_create.[btrfs].vfs_create.path_openat.do_filp_open.do_sys_open.SyS_open.entry_SYSCALL_64_fastpath
83148 ± 41% +1715.6% 1509644 ±162% latency_stats.sum.btrfs_tree_read_lock.[btrfs].btrfs_read_lock_root_node.[btrfs].btrfs_search_slot.[btrfs].btrfs_lookup_dir_item.[btrfs].btrfs_lookup_dentry.[btrfs].btrfs_lookup.[btrfs].lookup_real.path_openat.do_filp_open.do_sys_open.SyS_open.entry_SYSCALL_64_fastpath
53117049 ±130% -99.6% 210046 ±173% latency_stats.sum.nfs_wait_on_request.nfs_updatepage.nfs_write_end.generic_perform_write.__generic_file_write_iter.generic_file_write_iter.nfs_file_write.__vfs_write.vfs_write.SyS_write.entry_SYSCALL_64_fastpath
1425 ± 8% -25.3% 1065 ± 11% slabinfo.btrfs_extent_state.active_objs
1435 ± 7% -25.8% 1065 ± 11% slabinfo.btrfs_extent_state.num_objs
2086 ± 6% -20.5% 1657 ± 17% slabinfo.buffer_head.active_objs
2086 ± 6% -20.3% 1662 ± 17% slabinfo.buffer_head.num_objs
1368 ± 8% +19.4% 1633 ± 5% slabinfo.jbd2_revoke_record_s.active_objs
1368 ± 8% +19.4% 1633 ± 5% slabinfo.jbd2_revoke_record_s.num_objs
2919 ± 6% +58.2% 4620 ± 23% sched_debug.cfs_rq:/.exec_clock.4
2799 ± 7% +22.7% 3435 ± 7% sched_debug.cfs_rq:/.exec_clock.5
2673 ± 8% +21.0% 3233 ± 6% sched_debug.cfs_rq:/.exec_clock.min
3057 ± 4% -18.4% 2495 ± 12% sched_debug.cfs_rq:/.exec_clock.stddev
36.00 ± -2% +416.7% 186.00 ± 35% sched_debug.cfs_rq:/.load.3
24.00 ± 10% +74.0% 41.75 ± 28% sched_debug.cfs_rq:/.load_avg.1
65.27 ± 9% +26.2% 82.35 ± 18% sched_debug.cfs_rq:/.load_avg.max
16042 ± 3% -33.2% 10710 ± 14% sched_debug.cfs_rq:/.min_vruntime.0
14635 ± 4% -27.2% 10657 ± 14% sched_debug.cfs_rq:/.min_vruntime.1
14651 ± 6% -28.9% 10421 ± 7% sched_debug.cfs_rq:/.min_vruntime.2
13997 ± 7% -24.5% 10564 ± 8% sched_debug.cfs_rq:/.min_vruntime.3
10388 ± 4% -17.2% 8603 ± 5% sched_debug.cfs_rq:/.min_vruntime.avg
16198 ± 3% -24.8% 12175 ± 6% sched_debug.cfs_rq:/.min_vruntime.max
4892 ± 9% +17.4% 5742 ± 3% sched_debug.cfs_rq:/.min_vruntime.min
4609 ± 8% -50.0% 2306 ± 16% sched_debug.cfs_rq:/.min_vruntime.stddev
1.75 ± 74% +214.3% 5.50 ± 41% sched_debug.cfs_rq:/.runnable_load_avg.6
-9623 ±-11% -62.3% -3624 ±-74% sched_debug.cfs_rq:/.spread0.4
-10679 ±-14% -59.8% -4293 ±-43% sched_debug.cfs_rq:/.spread0.5
-9699 ±-18% -55.5% -4319 ±-45% sched_debug.cfs_rq:/.spread0.6
-10385 ± -7% -60.2% -4135 ±-50% sched_debug.cfs_rq:/.spread0.7
-5653 ±-14% -62.7% -2108 ±-82% sched_debug.cfs_rq:/.spread0.avg
-11150 ± -9% -55.4% -4968 ±-35% sched_debug.cfs_rq:/.spread0.min
4610 ± 8% -50.0% 2306 ± 16% sched_debug.cfs_rq:/.spread0.stddev
1.50 ±100% +1066.7% 17.50 ±121% sched_debug.cpu.cpu_load[0].6
0.75 ±110% +1466.7% 11.75 ±112% sched_debug.cpu.cpu_load[1].6
0.88 ± 6% +223.3% 2.85 ± 86% sched_debug.cpu.cpu_load[2].avg
0.68 ± 12% +307.1% 2.78 ± 87% sched_debug.cpu.cpu_load[3].avg
0.58 ± 21% +360.9% 2.67 ± 80% sched_debug.cpu.cpu_load[4].avg
2.58 ± 22% +444.2% 14.02 ± 74% sched_debug.cpu.cpu_load[4].max
0.89 ± 18% +447.2% 4.88 ± 76% sched_debug.cpu.cpu_load[4].stddev
98.33 ± 78% +1152.9% 1232 ± 18% sched_debug.cpu.curr->pid.6
0.00 ± 9% -54.1% 0.00 ± 25% sched_debug.cpu.next_balance.stddev
89111 ± 20% -25.3% 66528 ± 7% sched_debug.cpu.nr_load_updates.0
82356 ± 22% -26.5% 60564 ± 8% sched_debug.cpu.nr_load_updates.1
81323 ± 30% -33.6% 54024 ± 5% sched_debug.cpu.nr_load_updates.3
11128 ± 12% +36.3% 15165 ± 5% sched_debug.cpu.nr_load_updates.4
10681 ± 4% +20.6% 12882 ± 12% sched_debug.cpu.nr_load_updates.5
11329 ± 9% +18.7% 13446 ± 5% sched_debug.cpu.nr_load_updates.6
10907 ± 5% +29.0% 14075 ± 4% sched_debug.cpu.nr_load_updates.7
45728 ± 16% -19.5% 36822 ± 6% sched_debug.cpu.nr_load_updates.avg
90421 ± 22% -26.3% 66632 ± 7% sched_debug.cpu.nr_load_updates.max
10009 ± 5% +21.9% 12202 ± 7% sched_debug.cpu.nr_load_updates.min
35648 ± 24% -34.7% 23265 ± 8% sched_debug.cpu.nr_load_updates.stddev
36606 ± 15% +79.1% 65547 ± 6% sched_debug.cpu.nr_switches.4
39444 ± 12% +56.4% 61671 ± 9% sched_debug.cpu.nr_switches.7
35142 ± 13% +39.9% 49178 ± 14% sched_debug.cpu.nr_switches.min
105180 ± 16% -21.4% 82633 ± 7% sched_debug.cpu.nr_switches.stddev
-159.75 ±-51% -74.8% -40.25 ±-69% sched_debug.cpu.nr_uninterruptible.0
-54.75 ±-17% -120.1% 11.00 ± 43% sched_debug.cpu.nr_uninterruptible.1
106.75 ± 28% -109.4% -10.00 ±-657% sched_debug.cpu.nr_uninterruptible.4
81.00 ± 9% -50.3% 40.25 ± 44% sched_debug.cpu.nr_uninterruptible.5
123.81 ± 17% -31.5% 84.85 ± 5% sched_debug.cpu.nr_uninterruptible.max
-171.15 ±-40% -52.0% -82.13 ±-18% sched_debug.cpu.nr_uninterruptible.min
94.72 ± 24% -46.3% 50.84 ± 6% sched_debug.cpu.nr_uninterruptible.stddev
36751 ± 15% +82.5% 67084 ± 6% sched_debug.cpu.sched_count.4
39579 ± 12% +62.6% 64366 ± 9% sched_debug.cpu.sched_count.7
35296 ± 13% +45.5% 51345 ± 13% sched_debug.cpu.sched_count.min
120177 ± 14% -21.6% 94232 ± 8% sched_debug.cpu.sched_count.stddev
117880 ± 23% -23.8% 89872 ± 9% sched_debug.cpu.sched_goidle.3
16039 ± 18% +58.3% 25397 ± 6% sched_debug.cpu.sched_goidle.4
136606 ± 12% -21.3% 107482 ± 6% sched_debug.cpu.sched_goidle.max
52011 ± 17% -30.2% 36287 ± 7% sched_debug.cpu.sched_goidle.stddev
121251 ± 15% -23.3% 93041 ± 7% sched_debug.cpu.ttwu_count.0
28552 ± 42% +135.6% 67272 ± 18% sched_debug.cpu.ttwu_count.5
22623 ± 9% +148.6% 56236 ± 37% sched_debug.cpu.ttwu_count.6
17715 ± 26% +81.4% 32139 ± 21% sched_debug.cpu.ttwu_count.min
41213 ± 19% -37.3% 25845 ± 22% sched_debug.cpu.ttwu_count.stddev
30769 ± 4% +49.9% 46128 ± 9% sched_debug.cpu.ttwu_local.2
2439 ± 10% +448.8% 13389 ± 22% sched_debug.cpu.ttwu_local.4
2169 ± 8% +468.4% 12330 ± 17% sched_debug.cpu.ttwu_local.5
2452 ± 6% +452.2% 13541 ± 8% sched_debug.cpu.ttwu_local.6
2758 ± 9% +448.0% 15117 ± 10% sched_debug.cpu.ttwu_local.7
2140 ± 7% +386.3% 10411 ± 8% sched_debug.cpu.ttwu_local.min
nhm4: Nehalem
Memory: 4G
vm-kbuild-yocto-x86_64: qemu-system-x86_64 -enable-kvm -cpu SandyBridge
Memory: 320M
cpuidle.C1-NHM.time
1.8e+08 ++-------------*--------------------------------------------------*
*.**.*.* .*.* + **.**.*.**.*.**.*.* .*. *.*.**.*.**.**.*.**.*.** |
1.6e+08 ++ * * * * |
| |
| |
1.4e+08 ++ |
| |
1.2e+08 ++ |
| |
1e+08 ++ O O O |
O O O O O |
| O OO O O |
8e+07 ++ O O O O OO O OO O |
| O O |
6e+07 ++----------------------------------------------------------------+
cpuidle.C1-NHM.usage
200000 ++-----------------------------------------------------------------+
| |
180000 *+**. .* .*.**.*.**.*.* .*.**.*. .**. .* .*.**.*.* .*.**.*. *. .* .*
| * * * * * * * * * * |
160000 ++ |
| |
140000 ++ |
| |
120000 ++ O |
O O O O |
100000 ++O O O O O OO |
| O O OO O OO O O OO |
80000 ++ O O |
| |
60000 ++-----------------------------------------------------------------+
cpuidle.C1E-NHM.time
3.4e+08 *+-*--------------*--*----*---*--------------*--*----*--*------*--+
| * *.* * : * *.* * *.*.**.*.**.* * ** * **. + *.*
3.2e+08 ++ *. + *.*.* * |
3e+08 ++ * |
| |
2.8e+08 ++ |
| |
2.6e+08 ++ |
| |
2.4e+08 O+ O O O |
2.2e+08 ++O OO O O O |
| O O O O O |
2e+08 ++ O O O O |
| O O O O O O |
1.8e+08 ++----------------------------------------------------------------+
cpuidle.C1E-NHM.usage
230000 ++-----------------------------------------------------------------+
220000 *+ *. *. .* .* .*. *. .* .* .*. .* |
| * *.* .**.*. : * *.* * *.**.*.**.*.* * *.* * **.* *.*
210000 ++ *.* * |
200000 ++ |
| |
190000 ++ |
180000 ++ |
170000 ++ |
| |
160000 ++ O O O |
150000 O+O OO O O O O O |
| O O OO O OO O O |
140000 ++ O O |
130000 ++---------------O--O----------------------------------------------+
cpuidle.C6-NHM.usage
180000 ++-----------------------------------------------------------------+
| O OO O O |
170000 ++ O O O O |
160000 ++ O O O O O O |
| O O O O |
150000 ++ O O O |
140000 O+O O |
| |
130000 ++ |
120000 ++ |
| .*.* * |
110000 ++ * *. + : **.|
100000 *+* .*.* * *.*. *.*.**. .*.* .*. *.*.**.*. *.*.**. .**. + *
| * * * * * * * * |
90000 ++-----------------------------------------------------------------+
turbostat.CPU_c1
30 ++---------------------------------------------------------------------+
*. .* .* .*. *. .*. *. *. .*. *. .*. *. *. .*
28 ++* *.*.*. *.*.*.* * *.* * *.* *.*.* * * *.* * *.*.* * |
| * |
26 ++ |
| |
24 ++ |
| |
22 ++ |
| O |
20 O+ OO O O |
| O O O O O O |
18 ++ O O O O O O O |
| O O O O |
16 ++----------------O--O-------------------------------------------------+
turbostat.CPU_c6
15 ++---------------------------------------------------------------------+
14 ++ O O |
| O O O O O OO O |
13 ++ O O O O O O |
12 ++ O O O |
11 ++O O O O O |
10 O+ |
| |
9 ++ |
8 ++ |
7 ++ |
6 ++ |
| .*.* .*. .*. .*. .*. .**.*.*
5 *+*.**.* * * **.*.*.**.*.*.*.** *.** *.**.*.*.*.**.*.* |
4 ++---------------------------------------------------------------------+
fsmark.time.involuntary_context_switches
140000 ++-----------------------------------------------------------------+
| |
120000 ++ O O OO O O O O O |
| O O O O O O O O O O |
100000 O+O O O OO |
| |
80000 ++ |
| |
60000 ++ |
| |
40000 ++ |
| |
20000 ++ .**.*. .*. .**. *. .* .*. *. .* .*
*.**.* **.*.**.*.** **.*.* *.* * *.*.** **.*.* * * |
0 ++-----------------------------------------------------------------+
time.involuntary_context_switches
140000 ++-----------------------------------------------------------------+
| |
120000 ++ O O OO O O O O O |
| O O O O O O O O O O |
100000 O+O O O OO |
| |
80000 ++ |
| |
60000 ++ |
| |
40000 ++ |
| |
20000 ++ .**.*. .*. .**. *. .* .*. *. .* .*
*.**.* **.*.**.*.** **.*.* *.* * *.*.** **.*.* * * |
0 ++-----------------------------------------------------------------+
[*] bisect-good sample
[O] bisect-bad sample
To reproduce:
git clone git://git.kernel.org/pub/scm/linux/kernel/git/wfg/lkp-tests.git
cd lkp-tests
bin/lkp install job.yaml # job file is attached in this email
bin/lkp run job.yaml
Disclaimer:
Results have been estimated based on internal Intel analysis and are provided
for informational purposes only. Any difference in system hardware or software
design or configuration may affect actual performance.
Thanks,
Ying Huang
[-- Attachment #2: job.yaml --]
[-- Type: text/plain, Size: 3835 bytes --]
---
LKP_SERVER: inn
LKP_CGI_PORT: 80
LKP_CIFS_PORT: 139
testcase: fsmark
default-monitors:
wait: activate-monitor
kmsg:
uptime:
iostat:
vmstat:
numa-numastat:
numa-vmstat:
numa-meminfo:
proc-vmstat:
proc-stat:
interval: 10
meminfo:
slabinfo:
interrupts:
lock_stat:
latency_stats:
softirqs:
bdi_dev_mapping:
diskstats:
nfsstat:
cpuidle:
cpufreq-stats:
turbostat:
pmeter:
sched_debug:
interval: 60
cpufreq_governor:
default-watchdogs:
oom-killer:
watchdog:
commit: f86900d9522c787e60008acf2ab0aee39ae186f5
model: Nehalem
nr_cpu: 8
memory: 4G
hdd_partitions: "/dev/disk/by-id/ata-WDC_WD1003FBYZ-010FB0_WD-WCAW36812041-part1"
swap_partitions: "/dev/disk/by-id/ata-WDC_WD1003FBYZ-010FB0_WD-WCAW36812041-part2"
rootfs_partition: "/dev/disk/by-id/ata-WDC_WD1003FBYZ-010FB0_WD-WCAW36812041-part3"
netconsole_port: 6649
category: benchmark
iterations: 1x
nr_threads: 32t
disk: 1HDD
fs: btrfs
fs2:
fsmark:
filesize: 16MB
test_size: 60G
sync_method: NoSync
nr_directories: 16d
nr_files_per_directory: 256fpd
queue: bisect
testbox: nhm4
tbox_group: nhm4
kconfig: x86_64-rhel
enqueue_time: 2016-02-09 00:41:25.421127413 +08:00
compiler: gcc-4.9
rootfs: debian-x86_64-2015-02-07.cgz
id: 6f8caed208569a7c1e00691733ffb6432608868a
user: lkp
head_commit: 64892b7f72ac4040304fdbd61219af65cc35cbe6
base_commit: 388f7b1d6e8ca06762e2454d28d6c3c55ad0fe95
branch: linux-devel/devel-spot-201602080748
result_root: "/result/fsmark/1x-32t-1HDD-btrfs-16MB-60G-NoSync-16d-256fpd/nhm4/debian-x86_64-2015-02-07.cgz/x86_64-rhel/gcc-4.9/f86900d9522c787e60008acf2ab0aee39ae186f5/0"
job_file: "/lkp/scheduled/nhm4/bisect_fsmark-1x-32t-1HDD-btrfs-16MB-60G-NoSync-16d-256fpd-debian-x86_64-2015-02-07.cgz-x86_64-rhel-f86900d9522c787e60008acf2ab0aee39ae186f5-20160209-59418-r8lreg-0.yaml"
max_uptime: 1600.34
initrd: "/osimage/debian/debian-x86_64-2015-02-07.cgz"
bootloader_append:
- root=/dev/ram0
- user=lkp
- job=/lkp/scheduled/nhm4/bisect_fsmark-1x-32t-1HDD-btrfs-16MB-60G-NoSync-16d-256fpd-debian-x86_64-2015-02-07.cgz-x86_64-rhel-f86900d9522c787e60008acf2ab0aee39ae186f5-20160209-59418-r8lreg-0.yaml
- ARCH=x86_64
- kconfig=x86_64-rhel
- branch=linux-devel/devel-spot-201602080748
- commit=f86900d9522c787e60008acf2ab0aee39ae186f5
- BOOT_IMAGE=/pkg/linux/x86_64-rhel/gcc-4.9/f86900d9522c787e60008acf2ab0aee39ae186f5/vmlinuz-4.5.0-rc2-00009-gf86900d
- max_uptime=1600
- RESULT_ROOT=/result/fsmark/1x-32t-1HDD-btrfs-16MB-60G-NoSync-16d-256fpd/nhm4/debian-x86_64-2015-02-07.cgz/x86_64-rhel/gcc-4.9/f86900d9522c787e60008acf2ab0aee39ae186f5/0
- LKP_SERVER=inn
- |-
libata.force=1.5Gbps
earlyprintk=ttyS0,115200 systemd.log_level=err
debug apic=debug sysrq_always_enabled rcupdate.rcu_cpu_stall_timeout=100
panic=-1 softlockup_panic=1 nmi_watchdog=panic oops=panic load_ramdisk=2 prompt_ramdisk=0
console=ttyS0,115200 console=tty0 vga=normal
rw
lkp_initrd: "/lkp/lkp/lkp-x86_64.cgz"
modules_initrd: "/pkg/linux/x86_64-rhel/gcc-4.9/f86900d9522c787e60008acf2ab0aee39ae186f5/modules.cgz"
bm_initrd: "/osimage/deps/debian-x86_64-2015-02-07.cgz/lkp.cgz,/osimage/deps/debian-x86_64-2015-02-07.cgz/run-ipconfig.cgz,/osimage/deps/debian-x86_64-2015-02-07.cgz/turbostat.cgz,/lkp/benchmarks/turbostat.cgz,/osimage/deps/debian-x86_64-2015-02-07.cgz/fs.cgz,/osimage/deps/debian-x86_64-2015-02-07.cgz/fs2.cgz,/lkp/benchmarks/fsmark.cgz"
linux_headers_initrd: "/pkg/linux/x86_64-rhel/gcc-4.9/f86900d9522c787e60008acf2ab0aee39ae186f5/linux-headers.cgz"
repeat_to: 2
kernel: "/pkg/linux/x86_64-rhel/gcc-4.9/f86900d9522c787e60008acf2ab0aee39ae186f5/vmlinuz-4.5.0-rc2-00009-gf86900d"
dequeue_time: 2016-02-09 00:57:32.344703673 +08:00
job_state: finished
loadavg: 30.20 26.62 13.64 1/191 7080
start_time: '1454950680'
end_time: '1454951159'
version: "/lkp/lkp/.src-20160208-113529"
[-- Attachment #3: reproduce.sh --]
[-- Type: application/x-sh, Size: 641 bytes --]
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