Greeting, FYI, we noticed a 140.9% improvement of stress-ng.loop.ops_per_sec due to commit: commit: acd17464785f83a65c057d7a1a4918dd585e85e5 ("loop: reduce the loop_ctl_mutex scope") url: https://github.com/0day-ci/linux/commits/UPDATE-20210829-214852/Tetsuo-Handa/loop-replace-loop_ctl_mutex-with-loop_idr_spinlock/20210827-000519 in testcase: stress-ng on test machine: 96 threads 2 sockets Intel(R) Xeon(R) Gold 6252 CPU @ 2.10GHz with 512G memory with following parameters: nr_threads: 100% disk: 1HDD testtime: 60s class: device test: loop cpufreq_governor: performance ucode: 0x5003006 Details are as below: --------------------------------------------------------------------------------------------------> To reproduce: git clone https://github.com/intel/lkp-tests.git cd lkp-tests bin/lkp install job.yaml # job file is attached in this email bin/lkp split-job --compatible job.yaml # generate the yaml file for lkp run bin/lkp run generated-yaml-file ========================================================================================= class/compiler/cpufreq_governor/disk/kconfig/nr_threads/rootfs/tbox_group/test/testcase/testtime/ucode: device/gcc-9/performance/1HDD/x86_64-rhel-8.3/100%/debian-10.4-x86_64-20200603.cgz/lkp-csl-2sp7/loop/stress-ng/60s/0x5003006 commit: c42dd069be ("configfs: fix a race in configfs_lookup()") acd1746478 ("loop: reduce the loop_ctl_mutex scope") c42dd069be8dfc9b acd17464785f83a65c057d7a1a4 ---------------- --------------------------- %stddev %change %stddev \ | \ 1962 +140.1% 4710 stress-ng.loop.ops 32.14 +140.9% 77.41 stress-ng.loop.ops_per_sec 4420 ± 2% +48.4% 6559 stress-ng.time.involuntary_context_switches 12367 +5.6% 13066 stress-ng.time.minor_page_faults 59.00 ± 2% +284.0% 226.57 ± 5% stress-ng.time.percent_of_cpu_this_job_got 37.76 +280.0% 143.50 ± 5% stress-ng.time.system_time 19161 +532.8% 121256 stress-ng.time.voluntary_context_switches 97.63 -2.0% 95.68 iostat.cpu.idle 2.21 ± 2% +77.8% 3.92 ± 4% iostat.cpu.system 2495 ± 22% +55.4% 3878 ± 13% numa-meminfo.node1.Active 2454 ± 20% +53.3% 3762 ± 12% numa-meminfo.node1.Active(anon) 613.14 ± 20% +53.3% 940.14 ± 12% numa-vmstat.node1.nr_active_anon 613.14 ± 20% +53.3% 940.14 ± 12% numa-vmstat.node1.nr_zone_active_anon 206179 ± 28% +92.2% 396268 ± 5% numa-numastat.node0.local_node 258419 ± 14% +72.3% 445222 ± 9% numa-numastat.node0.numa_hit 309280 ± 13% +26.8% 392288 ± 12% numa-numastat.node1.numa_hit 1.14 ± 2% -0.2 0.93 ± 7% mpstat.cpu.all.irq% 0.08 ± 5% +0.0 0.09 ± 3% mpstat.cpu.all.soft% 0.99 +2.0 2.94 ± 5% mpstat.cpu.all.sys% 0.15 ± 9% +0.2 0.39 mpstat.cpu.all.usr% 2635 +149.9% 6585 vmstat.io.bi 23.00 ± 19% +251.6% 80.86 ± 21% vmstat.memory.buff 1.43 ± 34% +290.0% 5.57 ± 18% vmstat.procs.r 10370 +95.7% 20296 vmstat.system.cs 79.00 ± 2% +102.5% 160.00 ± 2% turbostat.Avg_MHz 3.80 ± 3% +2.4 6.19 ± 3% turbostat.Busy% 2081 +24.4% 2588 turbostat.Bzy_MHz 90485 ± 5% +209.2% 279779 ± 47% turbostat.C1 0.13 ± 3% +0.2 0.34 ± 36% turbostat.C1% 50.57 ± 2% +6.8% 54.00 turbostat.PkgTmp 136.77 +12.1% 153.32 turbostat.PkgWatt 23392 +129.2% 53623 softirqs.BLOCK 10071 ± 4% -45.8% 5462 ± 9% softirqs.CPU0.RCU 9338 ± 20% -61.6% 3582 ± 14% softirqs.CPU2.RCU 7359 ± 15% -61.4% 2841 ± 12% softirqs.CPU28.RCU 8626 ± 15% -59.2% 3519 ± 20% softirqs.CPU3.RCU 7909 ± 19% -64.7% 2789 ± 12% softirqs.CPU64.RCU 9509 ± 8% -18.9% 7710 ± 12% softirqs.CPU75.SCHED 8593 ± 20% -66.4% 2884 ± 9% softirqs.CPU93.RCU 718759 ± 2% -59.0% 294408 softirqs.RCU 27494 +21.3% 33342 softirqs.TIMER 4090 +32.3% 5412 ± 6% meminfo.Active 3846 +33.8% 5145 ± 6% meminfo.Active(anon) 277937 +18.9% 330394 ± 2% meminfo.AnonPages 1425626 +13.9% 1624227 meminfo.Committed_AS 290196 +19.1% 345650 ± 2% meminfo.Inactive 290048 +19.1% 345453 ± 2% meminfo.Inactive(anon) 140159 +14.7% 160788 meminfo.KReclaimable 10869 ± 2% +41.5% 15384 ± 2% meminfo.PageTables 54407 +20.5% 65575 meminfo.Percpu 140159 +14.7% 160788 meminfo.SReclaimable 220411 +10.1% 242578 meminfo.SUnreclaim 15777 +25.7% 19839 meminfo.Shmem 360571 +11.9% 403367 meminfo.Slab 959.43 +34.0% 1286 ± 6% proc-vmstat.nr_active_anon 69494 +18.9% 82600 ± 2% proc-vmstat.nr_anon_pages 72522 +19.1% 86370 ± 2% proc-vmstat.nr_inactive_anon 19951 +7.4% 21423 proc-vmstat.nr_kernel_stack 9753 +4.3% 10174 proc-vmstat.nr_mapped 2719 ± 2% +41.4% 3845 ± 2% proc-vmstat.nr_page_table_pages 3943 +25.8% 4962 proc-vmstat.nr_shmem 35035 +14.7% 40199 proc-vmstat.nr_slab_reclaimable 55101 +10.1% 60648 proc-vmstat.nr_slab_unreclaimable 959.43 +34.0% 1286 ± 6% proc-vmstat.nr_zone_active_anon 72522 +19.1% 86370 ± 2% proc-vmstat.nr_zone_inactive_anon 569464 +47.3% 838926 proc-vmstat.numa_hit 480108 +54.8% 743358 proc-vmstat.numa_local 89364 +7.0% 95599 proc-vmstat.numa_other 553.71 ± 35% +274.9% 2075 ±111% proc-vmstat.numa_pages_migrated 12540 +151.9% 31595 proc-vmstat.pgactivate 619253 +64.0% 1015469 proc-vmstat.pgalloc_normal 343681 +4.9% 360630 proc-vmstat.pgfault 510868 +73.5% 886253 proc-vmstat.pgfree 553.71 ± 35% +274.9% 2075 ±111% proc-vmstat.pgmigrate_success 178480 +145.1% 437452 proc-vmstat.pgpgin 19754 ± 2% +11.6% 22043 proc-vmstat.pgreuse 17576 ± 3% +162.0% 46054 ± 2% proc-vmstat.unevictable_pgs_culled 4704 ± 6% +38.4% 6511 slabinfo.Acpi-Parse.active_objs 4704 ± 6% +38.4% 6511 slabinfo.Acpi-Parse.num_objs 1633 ± 2% +15.0% 1878 slabinfo.bdev_cache.active_objs 1633 ± 2% +15.0% 1878 slabinfo.bdev_cache.num_objs 158044 ± 2% +16.4% 184039 slabinfo.dentry.active_objs 3783 ± 2% +16.3% 4399 slabinfo.dentry.active_slabs 158900 ± 2% +16.3% 184790 slabinfo.dentry.num_objs 3783 ± 2% +16.3% 4399 slabinfo.dentry.num_slabs 2779 ± 3% +20.8% 3356 slabinfo.file_lock_cache.active_objs 2779 ± 3% +20.8% 3356 slabinfo.file_lock_cache.num_objs 29944 ± 2% +58.2% 47361 slabinfo.filp.active_objs 953.86 ± 2% +55.7% 1485 slabinfo.filp.active_slabs 30540 ± 2% +55.7% 47540 slabinfo.filp.num_objs 953.86 ± 2% +55.7% 1485 slabinfo.filp.num_slabs 9178 ± 4% +26.4% 11604 slabinfo.fsnotify_mark_connector.active_objs 9178 ± 4% +26.4% 11604 slabinfo.fsnotify_mark_connector.num_objs 132554 +16.9% 154898 slabinfo.inode_cache.active_objs 2415 +17.2% 2830 slabinfo.inode_cache.active_slabs 132889 +17.2% 155722 slabinfo.inode_cache.num_objs 2415 +17.2% 2830 slabinfo.inode_cache.num_slabs 6800 +22.2% 8312 slabinfo.kmalloc-1k.active_objs 7530 +23.0% 9263 slabinfo.kmalloc-1k.num_objs 11435 ± 2% +26.6% 14476 ± 5% slabinfo.kmalloc-256.active_objs 357.00 ± 2% +28.1% 457.43 ± 5% slabinfo.kmalloc-256.active_slabs 11437 ± 2% +28.1% 14651 ± 5% slabinfo.kmalloc-256.num_objs 357.00 ± 2% +28.1% 457.43 ± 5% slabinfo.kmalloc-256.num_slabs 18404 ± 3% +8.7% 19997 ± 2% slabinfo.kmalloc-512.num_objs 75207 +27.3% 95720 ± 2% slabinfo.kmalloc-8.active_objs 75607 +26.9% 95961 ± 2% slabinfo.kmalloc-8.num_objs 3496 ± 4% +67.2% 5846 ± 5% slabinfo.kmalloc-cg-1k.active_objs 3496 ± 4% +70.7% 5970 ± 5% slabinfo.kmalloc-cg-1k.num_objs 855.29 ± 7% +136.2% 2019 ± 10% slabinfo.kmalloc-cg-2k.active_objs 855.29 ± 7% +141.4% 2064 ± 10% slabinfo.kmalloc-cg-2k.num_objs 12227 ± 5% +88.6% 23057 ± 11% slabinfo.kmalloc-rcl-64.active_objs 190.43 ± 5% +89.0% 359.86 ± 11% slabinfo.kmalloc-rcl-64.active_slabs 12233 ± 5% +88.6% 23067 ± 11% slabinfo.kmalloc-rcl-64.num_objs 190.43 ± 5% +89.0% 359.86 ± 11% slabinfo.kmalloc-rcl-64.num_slabs 3583 ± 5% +59.0% 5696 ± 10% slabinfo.kmalloc-rcl-96.active_objs 3583 ± 5% +59.0% 5696 ± 10% slabinfo.kmalloc-rcl-96.num_objs 2923 +10.1% 3217 slabinfo.pool_workqueue.active_objs 1158 ± 2% +15.4% 1337 slabinfo.request_queue.active_objs 1158 ± 2% +15.4% 1337 slabinfo.request_queue.num_objs 6066 ± 2% +26.0% 7645 slabinfo.shmem_inode_cache.active_objs 6066 ± 2% +26.0% 7645 slabinfo.shmem_inode_cache.num_objs 3264 ± 7% +29.3% 4222 ± 8% slabinfo.skbuff_ext_cache.active_objs 3264 ± 7% +30.3% 4252 ± 9% slabinfo.skbuff_ext_cache.num_objs 4393 ± 4% +94.2% 8532 ± 8% slabinfo.skbuff_head_cache.active_objs 136.86 ± 4% +97.2% 269.86 ± 8% slabinfo.skbuff_head_cache.active_slabs 4393 ± 4% +96.9% 8652 ± 8% slabinfo.skbuff_head_cache.num_objs 136.86 ± 4% +97.2% 269.86 ± 8% slabinfo.skbuff_head_cache.num_slabs 3845 ± 3% +24.9% 4802 slabinfo.task_delay_info.active_objs 3845 ± 3% +24.9% 4802 slabinfo.task_delay_info.num_objs 4763 +23.9% 5902 slabinfo.trace_event_file.active_objs 4763 +23.9% 5902 slabinfo.trace_event_file.num_objs 62874 ± 4% +15.9% 72865 ± 5% slabinfo.vm_area_struct.active_objs 1572 ± 4% +16.0% 1822 ± 5% slabinfo.vm_area_struct.active_slabs 62899 ± 4% +16.0% 72934 ± 5% slabinfo.vm_area_struct.num_objs 1572 ± 4% +16.0% 1822 ± 5% slabinfo.vm_area_struct.num_slabs 5.019e+08 ± 3% +155.5% 1.283e+09 ± 2% perf-stat.i.branch-instructions 9083563 ± 14% +123.5% 20298593 ± 6% perf-stat.i.branch-misses 15.24 ± 15% +6.4 21.65 ± 8% perf-stat.i.cache-miss-rate% 2868120 ± 9% +276.3% 10793991 ± 8% perf-stat.i.cache-misses 19611364 ± 26% +166.4% 52242037 ± 11% perf-stat.i.cache-references 10276 +127.6% 23389 ± 4% perf-stat.i.context-switches 3.18 ± 3% -7.1% 2.95 ± 2% perf-stat.i.cpi 96024 +10.0% 105591 ± 3% perf-stat.i.cpu-clock 7.028e+09 ± 3% +143.3% 1.71e+10 ± 4% perf-stat.i.cpu-cycles 242.69 ± 5% +206.5% 743.77 ± 3% perf-stat.i.cpu-migrations 2567 ± 7% -30.8% 1777 ± 5% perf-stat.i.cycles-between-cache-misses 267918 ± 68% +218.0% 851998 ± 16% perf-stat.i.dTLB-load-misses 5.822e+08 +144.1% 1.421e+09 ± 2% perf-stat.i.dTLB-loads 0.03 ± 22% -0.0 0.02 ± 12% perf-stat.i.dTLB-store-miss-rate% 82103 ± 22% +47.6% 121151 ± 12% perf-stat.i.dTLB-store-misses 2.691e+08 +123.3% 6.01e+08 ± 4% perf-stat.i.dTLB-stores 39.18 ± 3% +6.1 45.28 ± 2% perf-stat.i.iTLB-load-miss-rate% 1094785 ± 4% +50.8% 1650968 ± 4% perf-stat.i.iTLB-load-misses 1694815 ± 3% +15.7% 1960345 ± 4% perf-stat.i.iTLB-loads 2.426e+09 ± 3% +150.9% 6.088e+09 ± 3% perf-stat.i.instructions 2217 ± 6% +68.9% 3744 ± 3% perf-stat.i.instructions-per-iTLB-miss 0.34 ± 3% +9.2% 0.37 ± 2% perf-stat.i.ipc 11.86 +67.2% 19.83 ± 6% perf-stat.i.major-faults 0.07 ± 3% +119.6% 0.16 ± 3% perf-stat.i.metric.GHz 234.23 ± 22% +138.3% 558.28 ± 8% perf-stat.i.metric.K/sec 14.08 ± 2% +122.6% 31.35 perf-stat.i.metric.M/sec 3805 +41.8% 5396 ± 3% perf-stat.i.minor-faults 72.35 +3.6 75.98 perf-stat.i.node-load-miss-rate% 505280 ± 5% +368.9% 2369224 ± 7% perf-stat.i.node-load-misses 191531 ± 3% +267.9% 704691 ± 6% perf-stat.i.node-loads 67.49 ± 2% +3.0 70.46 perf-stat.i.node-store-miss-rate% 320007 ± 7% +429.4% 1694177 ± 7% perf-stat.i.node-store-misses 147930 ± 7% +334.5% 642742 ± 5% perf-stat.i.node-stores 3866 +43.6% 5553 ± 3% perf-stat.i.page-faults 96024 +10.0% 105591 ± 3% perf-stat.i.task-clock 1.80 ± 12% -0.3 1.49 ± 6% perf-stat.overall.branch-miss-rate% 15.16 ± 15% +5.4 20.58 ± 12% perf-stat.overall.cache-miss-rate% 2464 ± 6% -35.7% 1585 ± 5% perf-stat.overall.cycles-between-cache-misses 0.03 ± 22% -0.0 0.02 ± 12% perf-stat.overall.dTLB-store-miss-rate% 39.24 ± 3% +6.3 45.49 ± 3% perf-stat.overall.iTLB-load-miss-rate% 2220 ± 6% +58.7% 3524 ± 3% perf-stat.overall.instructions-per-iTLB-miss 72.48 +4.8 77.30 perf-stat.overall.node-load-miss-rate% 68.38 ± 2% +4.2 72.55 perf-stat.overall.node-store-miss-rate% 4.938e+08 ± 3% +115.9% 1.066e+09 ± 2% perf-stat.ps.branch-instructions 8925789 ± 14% +78.2% 15904236 ± 5% perf-stat.ps.branch-misses 2823831 ± 9% +225.1% 9178906 ± 4% perf-stat.ps.cache-misses 19305594 ± 26% +133.9% 45146871 ± 9% perf-stat.ps.cache-references 10118 +99.4% 20178 perf-stat.ps.context-switches 94536 -1.1% 93528 perf-stat.ps.cpu-clock 6.92e+09 ± 3% +109.8% 1.452e+10 ± 3% perf-stat.ps.cpu-cycles 239.13 ± 5% +166.2% 636.50 ± 2% perf-stat.ps.cpu-migrations 263726 ± 68% +179.2% 736415 ± 17% perf-stat.ps.dTLB-load-misses 5.728e+08 +107.3% 1.187e+09 ± 2% perf-stat.ps.dTLB-loads 2.648e+08 +91.2% 5.065e+08 perf-stat.ps.dTLB-stores 1077869 ± 4% +32.9% 1432036 ± 2% perf-stat.ps.iTLB-load-misses 2.387e+09 ± 3% +111.3% 5.044e+09 ± 2% perf-stat.ps.instructions 3735 +6.9% 3994 perf-stat.ps.minor-faults 497490 ± 5% +313.3% 2056087 ± 5% perf-stat.ps.node-load-misses 188519 ± 3% +219.7% 602721 ± 2% perf-stat.ps.node-loads 315109 ± 7% +355.8% 1436208 ± 3% perf-stat.ps.node-store-misses 145564 ± 7% +272.9% 542765 perf-stat.ps.node-stores 3795 +8.7% 4124 perf-stat.ps.page-faults 94536 -1.1% 93528 perf-stat.ps.task-clock 1.56e+11 ± 2% +106.8% 3.226e+11 ± 3% perf-stat.total.instructions 68672 ± 2% +32.1% 90720 interrupts.CAL:Function_call_interrupts 662.14 ± 8% +40.0% 927.29 ± 3% interrupts.CPU10.CAL:Function_call_interrupts 668.00 ± 5% +40.1% 936.14 ± 4% interrupts.CPU11.CAL:Function_call_interrupts 661.43 ± 4% +40.9% 931.71 ± 5% interrupts.CPU12.CAL:Function_call_interrupts 26.14 ± 33% +235.0% 87.57 ± 13% interrupts.CPU12.RES:Rescheduling_interrupts 648.29 ± 6% +48.9% 965.00 ± 5% interrupts.CPU13.CAL:Function_call_interrupts 665.29 ± 10% +43.4% 953.86 ± 7% interrupts.CPU14.CAL:Function_call_interrupts 678.00 ± 7% +38.3% 937.57 ± 3% interrupts.CPU15.CAL:Function_call_interrupts 693.00 ± 14% +34.1% 929.43 ± 5% interrupts.CPU16.CAL:Function_call_interrupts 39.29 ± 65% +136.7% 93.00 ± 28% interrupts.CPU16.RES:Rescheduling_interrupts 695.29 ± 9% +34.3% 933.57 ± 3% interrupts.CPU17.CAL:Function_call_interrupts 702.86 ± 8% +39.3% 978.86 ± 6% interrupts.CPU18.CAL:Function_call_interrupts 677.57 ± 15% +38.2% 936.14 ± 6% interrupts.CPU19.CAL:Function_call_interrupts 672.00 ± 9% +38.0% 927.43 ± 4% interrupts.CPU20.CAL:Function_call_interrupts 680.14 ± 14% +39.2% 946.71 ± 6% interrupts.CPU21.CAL:Function_call_interrupts 656.57 ± 8% +43.6% 942.57 ± 6% interrupts.CPU22.CAL:Function_call_interrupts 203.43 ± 33% +184.5% 578.71 ± 89% interrupts.CPU22.NMI:Non-maskable_interrupts 203.43 ± 33% +184.5% 578.71 ± 89% interrupts.CPU22.PMI:Performance_monitoring_interrupts 679.43 ± 12% +39.1% 944.86 ± 6% interrupts.CPU23.CAL:Function_call_interrupts 34.00 ± 34% +150.0% 85.00 ± 13% interrupts.CPU23.RES:Rescheduling_interrupts 657.86 ± 7% +45.2% 955.29 ± 3% interrupts.CPU24.CAL:Function_call_interrupts 192.71 ± 44% +253.7% 681.71 ± 49% interrupts.CPU24.NMI:Non-maskable_interrupts 192.71 ± 44% +253.7% 681.71 ± 49% interrupts.CPU24.PMI:Performance_monitoring_interrupts 698.43 ± 10% +31.9% 921.14 ± 4% interrupts.CPU25.CAL:Function_call_interrupts 181.14 ± 34% +280.5% 689.29 ±119% interrupts.CPU26.NMI:Non-maskable_interrupts 181.14 ± 34% +280.5% 689.29 ±119% interrupts.CPU26.PMI:Performance_monitoring_interrupts 636.43 ± 7% +43.6% 913.86 ± 6% interrupts.CPU27.CAL:Function_call_interrupts 20.86 ± 63% +273.3% 77.86 ± 29% interrupts.CPU27.RES:Rescheduling_interrupts 18.00 ± 52% +345.2% 80.14 ± 11% interrupts.CPU29.RES:Rescheduling_interrupts 31.43 ± 55% +173.6% 86.00 ± 16% interrupts.CPU3.RES:Rescheduling_interrupts 16.57 ± 47% +392.2% 81.57 ± 22% interrupts.CPU30.RES:Rescheduling_interrupts 666.86 ± 9% +43.8% 959.14 ± 18% interrupts.CPU31.CAL:Function_call_interrupts 206.43 ± 33% +604.6% 1454 ±187% interrupts.CPU32.NMI:Non-maskable_interrupts 206.43 ± 33% +604.6% 1454 ±187% interrupts.CPU32.PMI:Performance_monitoring_interrupts 681.86 ± 9% +37.1% 934.71 ± 4% interrupts.CPU33.CAL:Function_call_interrupts 206.29 ± 34% +81.7% 374.86 ± 50% interrupts.CPU33.NMI:Non-maskable_interrupts 206.29 ± 34% +81.7% 374.86 ± 50% interrupts.CPU33.PMI:Performance_monitoring_interrupts 19.43 ± 32% +311.8% 80.00 ± 24% interrupts.CPU33.RES:Rescheduling_interrupts 684.29 ± 7% +34.5% 920.14 ± 7% interrupts.CPU35.CAL:Function_call_interrupts 220.00 ± 24% +138.8% 525.29 ± 67% interrupts.CPU35.NMI:Non-maskable_interrupts 220.00 ± 24% +138.8% 525.29 ± 67% interrupts.CPU35.PMI:Performance_monitoring_interrupts 700.43 ± 15% +32.7% 929.43 ± 4% interrupts.CPU36.CAL:Function_call_interrupts 22.57 ± 16% +241.8% 77.14 ± 23% interrupts.CPU36.RES:Rescheduling_interrupts 642.00 ± 7% +47.5% 947.14 ± 3% interrupts.CPU38.CAL:Function_call_interrupts 20.29 ± 23% +316.2% 84.43 ± 21% interrupts.CPU38.RES:Rescheduling_interrupts 649.86 ± 7% +37.9% 895.86 ± 5% interrupts.CPU41.CAL:Function_call_interrupts 22.43 ± 23% +242.7% 76.86 ± 19% interrupts.CPU41.RES:Rescheduling_interrupts 25.14 ± 55% +226.1% 82.00 ± 20% interrupts.CPU44.RES:Rescheduling_interrupts 30.29 ± 67% +178.8% 84.43 ± 17% interrupts.CPU46.RES:Rescheduling_interrupts 689.00 ± 6% +36.4% 939.71 ± 4% interrupts.CPU48.CAL:Function_call_interrupts 676.71 ± 10% +34.2% 908.14 ± 4% interrupts.CPU49.CAL:Function_call_interrupts 647.14 ± 7% +44.2% 933.43 ± 4% interrupts.CPU50.CAL:Function_call_interrupts 686.29 ± 9% +33.2% 914.29 ± 3% interrupts.CPU51.CAL:Function_call_interrupts 656.43 ± 6% +42.1% 932.57 ± 7% interrupts.CPU52.CAL:Function_call_interrupts 651.43 ± 5% +42.3% 926.86 ± 5% interrupts.CPU53.CAL:Function_call_interrupts 688.29 ± 6% +31.9% 908.00 ± 5% interrupts.CPU54.CAL:Function_call_interrupts 631.43 ± 3% +44.3% 911.29 ± 5% interrupts.CPU55.CAL:Function_call_interrupts 286.29 ± 33% +61.6% 462.57 ± 28% interrupts.CPU56.NMI:Non-maskable_interrupts 286.29 ± 33% +61.6% 462.57 ± 28% interrupts.CPU56.PMI:Performance_monitoring_interrupts 722.14 ± 10% +27.9% 923.86 ± 8% interrupts.CPU57.CAL:Function_call_interrupts 218.14 ± 52% +252.5% 768.86 ± 69% interrupts.CPU57.NMI:Non-maskable_interrupts 218.14 ± 52% +252.5% 768.86 ± 69% interrupts.CPU57.PMI:Performance_monitoring_interrupts 678.14 ± 6% +33.1% 902.57 ± 8% interrupts.CPU58.CAL:Function_call_interrupts 664.29 ± 8% +32.8% 882.00 interrupts.CPU59.CAL:Function_call_interrupts 641.14 ± 4% +38.9% 890.43 ± 2% interrupts.CPU60.CAL:Function_call_interrupts 251.57 ± 35% +259.4% 904.14 ± 94% interrupts.CPU60.NMI:Non-maskable_interrupts 251.57 ± 35% +259.4% 904.14 ± 94% interrupts.CPU60.PMI:Performance_monitoring_interrupts 654.14 ± 5% +38.5% 906.00 ± 8% interrupts.CPU61.CAL:Function_call_interrupts 633.57 ± 5% +48.8% 942.71 ± 2% interrupts.CPU62.CAL:Function_call_interrupts 631.86 ± 8% +39.7% 882.43 ± 3% interrupts.CPU63.CAL:Function_call_interrupts 643.86 ± 6% +43.6% 924.29 ± 3% interrupts.CPU64.CAL:Function_call_interrupts 635.86 ± 2% +45.5% 925.43 ± 4% interrupts.CPU65.CAL:Function_call_interrupts 620.00 ± 4% +47.2% 912.43 ± 6% interrupts.CPU66.CAL:Function_call_interrupts 614.14 ± 4% +47.4% 905.29 ± 7% interrupts.CPU67.CAL:Function_call_interrupts 596.14 ± 6% +54.5% 921.29 ± 2% interrupts.CPU68.CAL:Function_call_interrupts 645.29 ± 11% +43.2% 924.14 ± 4% interrupts.CPU69.CAL:Function_call_interrupts 631.71 ± 9% +93.3% 1221 ± 42% interrupts.CPU7.CAL:Function_call_interrupts 672.43 ± 7% +35.2% 909.00 ± 6% interrupts.CPU70.CAL:Function_call_interrupts 635.86 ± 7% +44.9% 921.57 ± 4% interrupts.CPU71.CAL:Function_call_interrupts 686.57 ± 19% +32.0% 906.14 ± 3% interrupts.CPU74.CAL:Function_call_interrupts 157.29 ± 22% +772.0% 1371 ±171% interrupts.CPU74.NMI:Non-maskable_interrupts 157.29 ± 22% +772.0% 1371 ±171% interrupts.CPU74.PMI:Performance_monitoring_interrupts 730.86 ± 12% +22.6% 896.29 ± 3% interrupts.CPU76.CAL:Function_call_interrupts 19.00 ± 74% +318.0% 79.43 ± 21% interrupts.CPU79.RES:Rescheduling_interrupts 633.43 ± 6% +46.7% 929.14 ± 7% interrupts.CPU8.CAL:Function_call_interrupts 655.57 ± 18% +50.8% 988.43 ± 4% interrupts.CPU81.CAL:Function_call_interrupts 195.43 ± 25% +90.4% 372.00 ± 34% interrupts.CPU81.NMI:Non-maskable_interrupts 195.43 ± 25% +90.4% 372.00 ± 34% interrupts.CPU81.PMI:Performance_monitoring_interrupts 685.57 ± 9% +39.7% 957.86 ± 5% interrupts.CPU82.CAL:Function_call_interrupts 672.86 ± 13% +44.2% 970.14 ± 7% interrupts.CPU83.CAL:Function_call_interrupts 223.86 ± 34% +73.1% 387.43 ± 32% interrupts.CPU83.NMI:Non-maskable_interrupts 223.86 ± 34% +73.1% 387.43 ± 32% interrupts.CPU83.PMI:Performance_monitoring_interrupts 18.29 ± 66% +328.9% 78.43 ± 19% interrupts.CPU83.RES:Rescheduling_interrupts 683.71 ± 12% +39.3% 952.71 ± 5% interrupts.CPU86.CAL:Function_call_interrupts 194.43 ± 32% +154.4% 494.57 ± 77% interrupts.CPU86.NMI:Non-maskable_interrupts 194.43 ± 32% +154.4% 494.57 ± 77% interrupts.CPU86.PMI:Performance_monitoring_interrupts 713.43 ± 11% +31.4% 937.29 ± 5% interrupts.CPU87.CAL:Function_call_interrupts 226.29 ± 25% +101.3% 455.43 ± 50% interrupts.CPU88.NMI:Non-maskable_interrupts 226.29 ± 25% +101.3% 455.43 ± 50% interrupts.CPU88.PMI:Performance_monitoring_interrupts 25.29 ± 41% +205.6% 77.29 ± 24% interrupts.CPU88.RES:Rescheduling_interrupts 688.00 ± 10% +42.1% 977.86 ± 9% interrupts.CPU89.CAL:Function_call_interrupts 666.71 ± 12% +40.8% 938.71 ± 5% interrupts.CPU9.CAL:Function_call_interrupts 237.86 ± 52% +431.7% 1264 ±119% interrupts.CPU9.NMI:Non-maskable_interrupts 237.86 ± 52% +431.7% 1264 ±119% interrupts.CPU9.PMI:Performance_monitoring_interrupts 680.86 ± 20% +40.8% 958.57 ± 5% interrupts.CPU90.CAL:Function_call_interrupts 688.86 ± 11% +39.3% 959.57 ± 4% interrupts.CPU91.CAL:Function_call_interrupts 734.29 ± 12% +31.1% 962.57 ± 6% interrupts.CPU92.CAL:Function_call_interrupts 718.86 ± 21% +34.3% 965.57 ± 5% interrupts.CPU93.CAL:Function_call_interrupts 692.14 ± 12% +36.0% 941.57 ± 9% interrupts.CPU95.CAL:Function_call_interrupts 24378 ± 5% +104.1% 49762 ± 13% interrupts.NMI:Non-maskable_interrupts 24378 ± 5% +104.1% 49762 ± 13% interrupts.PMI:Performance_monitoring_interrupts 2814 ± 6% +153.3% 7129 ± 2% interrupts.RES:Rescheduling_interrupts 56.20 ± 3% -14.8 41.37 ± 7% perf-profile.calltrace.cycles-pp.secondary_startup_64_no_verify 55.59 ± 3% -14.6 40.95 ± 7% perf-profile.calltrace.cycles-pp.cpu_startup_entry.start_secondary.secondary_startup_64_no_verify 55.59 ± 3% -14.6 40.95 ± 7% perf-profile.calltrace.cycles-pp.start_secondary.secondary_startup_64_no_verify 55.56 ± 3% -14.6 40.94 ± 7% perf-profile.calltrace.cycles-pp.do_idle.cpu_startup_entry.start_secondary.secondary_startup_64_no_verify 51.55 ± 3% -12.3 39.25 ± 8% perf-profile.calltrace.cycles-pp.cpuidle_enter.do_idle.cpu_startup_entry.start_secondary.secondary_startup_64_no_verify 51.00 ± 4% -12.2 38.76 ± 8% perf-profile.calltrace.cycles-pp.cpuidle_enter_state.cpuidle_enter.do_idle.cpu_startup_entry.start_secondary 39.18 ± 7% -6.4 32.76 ± 10% perf-profile.calltrace.cycles-pp.intel_idle.cpuidle_enter_state.cpuidle_enter.do_idle.cpu_startup_entry 11.35 ± 8% -5.7 5.60 ± 13% perf-profile.calltrace.cycles-pp.asm_sysvec_apic_timer_interrupt.cpuidle_enter_state.cpuidle_enter.do_idle.cpu_startup_entry 9.24 ± 8% -4.3 4.91 ± 9% perf-profile.calltrace.cycles-pp.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt.cpuidle_enter_state.cpuidle_enter.do_idle 6.04 ± 9% -2.9 3.17 ± 11% perf-profile.calltrace.cycles-pp.__sysvec_apic_timer_interrupt.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt.cpuidle_enter_state.cpuidle_enter 5.96 ± 9% -2.8 3.11 ± 11% perf-profile.calltrace.cycles-pp.hrtimer_interrupt.__sysvec_apic_timer_interrupt.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt.cpuidle_enter_state 3.15 ± 10% -2.0 1.11 ± 12% perf-profile.calltrace.cycles-pp.menu_select.do_idle.cpu_startup_entry.start_secondary.secondary_startup_64_no_verify 2.72 ± 19% -1.7 0.99 ± 16% perf-profile.calltrace.cycles-pp.mutex_spin_on_owner.__mutex_lock.lo_ioctl.blkdev_ioctl.block_ioctl 2.72 ± 19% -1.7 1.00 ± 16% perf-profile.calltrace.cycles-pp.__mutex_lock.lo_ioctl.blkdev_ioctl.block_ioctl.__x64_sys_ioctl 3.19 ± 9% -1.3 1.87 ± 10% perf-profile.calltrace.cycles-pp.__hrtimer_run_queues.hrtimer_interrupt.__sysvec_apic_timer_interrupt.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt 1.86 ± 10% -1.0 0.82 ± 22% perf-profile.calltrace.cycles-pp.clockevents_program_event.hrtimer_interrupt.__sysvec_apic_timer_interrupt.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt 2.24 ± 8% -0.9 1.33 ± 12% perf-profile.calltrace.cycles-pp.tick_sched_timer.__hrtimer_run_queues.hrtimer_interrupt.__sysvec_apic_timer_interrupt.sysvec_apic_timer_interrupt 1.95 ± 8% -0.7 1.22 ± 13% perf-profile.calltrace.cycles-pp.tick_sched_handle.tick_sched_timer.__hrtimer_run_queues.hrtimer_interrupt.__sysvec_apic_timer_interrupt 1.88 ± 8% -0.7 1.18 ± 13% perf-profile.calltrace.cycles-pp.update_process_times.tick_sched_handle.tick_sched_timer.__hrtimer_run_queues.hrtimer_interrupt 1.56 ± 10% -0.6 1.00 ± 5% perf-profile.calltrace.cycles-pp.irq_exit_rcu.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt.cpuidle_enter_state.cpuidle_enter 1.25 ± 11% -0.4 0.84 ± 4% perf-profile.calltrace.cycles-pp.__softirqentry_text_start.irq_exit_rcu.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt.cpuidle_enter_state 1.00 ± 5% -0.3 0.67 ± 6% perf-profile.calltrace.cycles-pp.scheduler_tick.update_process_times.tick_sched_handle.tick_sched_timer.__hrtimer_run_queues 0.00 +0.6 0.64 ± 6% perf-profile.calltrace.cycles-pp.__dentry_kill.dput.simple_recursive_removal.debugfs_remove.blk_mq_debugfs_unregister_hctx 0.00 +0.7 0.68 ± 8% perf-profile.calltrace.cycles-pp.mnt_get_count.mntput_no_expire.simple_recursive_removal.debugfs_remove.blk_mq_debugfs_unregister_hctx 0.00 +0.7 0.73 ± 13% perf-profile.calltrace.cycles-pp.kernfs_remove.__kobject_del.kobject_del.blk_mq_unregister_hctx.blk_mq_unregister_dev 0.00 +0.7 0.74 ± 20% perf-profile.calltrace.cycles-pp.debugfs_get_inode.__debugfs_create_file.debugfs_create_files.blk_mq_debugfs_register_hctx.blk_mq_debugfs_register 0.68 ± 11% +0.8 1.44 ± 21% perf-profile.calltrace.cycles-pp.unit_file_find_dropin_paths 0.00 +0.8 0.77 ± 13% perf-profile.calltrace.cycles-pp.__kobject_del.kobject_del.blk_mq_unregister_hctx.blk_mq_unregister_dev.blk_unregister_queue 0.00 +0.8 0.78 ± 13% perf-profile.calltrace.cycles-pp.kobject_del.blk_mq_unregister_hctx.blk_mq_unregister_dev.blk_unregister_queue.del_gendisk 0.00 +0.8 0.78 ± 13% perf-profile.calltrace.cycles-pp.blk_mq_unregister_hctx.blk_mq_unregister_dev.blk_unregister_queue.del_gendisk.loop_remove 0.00 +0.8 0.79 ± 7% perf-profile.calltrace.cycles-pp.dput.simple_recursive_removal.debugfs_remove.blk_mq_debugfs_unregister_hctx.blk_mq_exit_queue 0.00 +0.8 0.81 ± 12% perf-profile.calltrace.cycles-pp.blk_mq_unregister_dev.blk_unregister_queue.del_gendisk.loop_remove.loop_control_ioctl 0.14 ±158% +0.9 1.04 ± 22% perf-profile.calltrace.cycles-pp.openat64.unit_file_find_dropin_paths 0.00 +0.9 0.91 ± 12% perf-profile.calltrace.cycles-pp.blk_unregister_queue.del_gendisk.loop_remove.loop_control_ioctl.__x64_sys_ioctl 0.32 ± 87% +0.9 1.25 ± 44% perf-profile.calltrace.cycles-pp.asm_sysvec_apic_timer_interrupt.memcpy_toio.drm_fb_helper_damage_work.process_one_work.worker_thread 0.00 +0.9 0.94 ± 22% perf-profile.calltrace.cycles-pp.do_sys_openat2.do_sys_open.do_syscall_64.entry_SYSCALL_64_after_hwframe.openat64 0.00 +0.9 0.94 ± 22% perf-profile.calltrace.cycles-pp.do_sys_open.do_syscall_64.entry_SYSCALL_64_after_hwframe.openat64.unit_file_find_dropin_paths 0.00 +1.0 0.99 ± 22% perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.openat64.unit_file_find_dropin_paths 0.00 +1.0 0.99 ± 22% perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.openat64.unit_file_find_dropin_paths 0.00 +1.1 1.07 ± 24% perf-profile.calltrace.cycles-pp.start_creating.__debugfs_create_file.debugfs_create_files.blk_mq_debugfs_register_hctx.blk_mq_debugfs_register 0.08 ±244% +1.2 1.24 ± 24% perf-profile.calltrace.cycles-pp.io_serial_out.uart_console_write.serial8250_console_write.console_unlock.vprintk_emit 0.00 +1.2 1.17 ± 11% perf-profile.calltrace.cycles-pp.del_gendisk.loop_remove.loop_control_ioctl.__x64_sys_ioctl.do_syscall_64 11.19 ± 5% +1.7 12.89 ± 11% perf-profile.calltrace.cycles-pp.uart_console_write.serial8250_console_write.console_unlock.vprintk_emit.printk 0.00 +1.9 1.93 ± 15% perf-profile.calltrace.cycles-pp.__debugfs_create_file.debugfs_create_files.blk_mq_debugfs_register_hctx.blk_mq_debugfs_register.blk_register_queue 0.00 +1.9 1.93 ± 15% perf-profile.calltrace.cycles-pp.debugfs_create_files.blk_mq_debugfs_register_hctx.blk_mq_debugfs_register.blk_register_queue.__device_add_disk 0.00 +2.3 2.27 ± 15% perf-profile.calltrace.cycles-pp.blk_mq_debugfs_register_hctx.blk_mq_debugfs_register.blk_register_queue.__device_add_disk.loop_add 0.00 +2.4 2.37 ± 15% perf-profile.calltrace.cycles-pp.blk_mq_debugfs_register.blk_register_queue.__device_add_disk.loop_add.loop_control_ioctl 0.00 +2.8 2.81 ± 13% perf-profile.calltrace.cycles-pp.blk_register_queue.__device_add_disk.loop_add.loop_control_ioctl.__x64_sys_ioctl 0.39 ± 63% +2.9 3.29 ± 11% perf-profile.calltrace.cycles-pp.loop_add.loop_control_ioctl.__x64_sys_ioctl.do_syscall_64.entry_SYSCALL_64_after_hwframe 0.00 +3.1 3.09 ± 12% perf-profile.calltrace.cycles-pp.__device_add_disk.loop_add.loop_control_ioctl.__x64_sys_ioctl.do_syscall_64 0.00 +6.7 6.67 ± 18% perf-profile.calltrace.cycles-pp.native_queued_spin_lock_slowpath._raw_spin_lock.mntput_no_expire.simple_recursive_removal.debugfs_remove 0.00 +6.8 6.79 ± 18% perf-profile.calltrace.cycles-pp._raw_spin_lock.mntput_no_expire.simple_recursive_removal.debugfs_remove.blk_mq_debugfs_unregister_hctx 0.00 +7.7 7.66 ± 16% perf-profile.calltrace.cycles-pp.mntput_no_expire.simple_recursive_removal.debugfs_remove.blk_mq_debugfs_unregister_hctx.blk_mq_exit_queue 0.63 ± 18% +8.6 9.21 ± 14% perf-profile.calltrace.cycles-pp.simple_recursive_removal.debugfs_remove.blk_mq_debugfs_unregister_hctx.blk_mq_exit_queue.blk_cleanup_queue 0.63 ± 18% +8.6 9.21 ± 14% perf-profile.calltrace.cycles-pp.debugfs_remove.blk_mq_debugfs_unregister_hctx.blk_mq_exit_queue.blk_cleanup_queue.blk_cleanup_disk 0.63 ± 18% +8.6 9.22 ± 14% perf-profile.calltrace.cycles-pp.blk_mq_debugfs_unregister_hctx.blk_mq_exit_queue.blk_cleanup_queue.blk_cleanup_disk.loop_remove 0.63 ± 18% +8.6 9.22 ± 14% perf-profile.calltrace.cycles-pp.blk_mq_exit_queue.blk_cleanup_queue.blk_cleanup_disk.loop_remove.loop_control_ioctl 0.64 ± 18% +8.7 9.37 ± 14% perf-profile.calltrace.cycles-pp.blk_cleanup_disk.loop_remove.loop_control_ioctl.__x64_sys_ioctl.do_syscall_64 0.64 ± 18% +8.7 9.37 ± 14% perf-profile.calltrace.cycles-pp.blk_cleanup_queue.blk_cleanup_disk.loop_remove.loop_control_ioctl.__x64_sys_ioctl 0.75 ± 17% +10.3 11.04 ± 13% perf-profile.calltrace.cycles-pp.loop_remove.loop_control_ioctl.__x64_sys_ioctl.do_syscall_64.entry_SYSCALL_64_after_hwframe 19.86 ± 5% +11.8 31.65 ± 9% perf-profile.calltrace.cycles-pp.__x64_sys_ioctl.do_syscall_64.entry_SYSCALL_64_after_hwframe 24.70 ± 3% +12.5 37.24 ± 10% perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe 24.71 ± 3% +12.5 37.24 ± 10% perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe 1.44 ± 9% +13.0 14.45 ± 13% perf-profile.calltrace.cycles-pp.loop_control_ioctl.__x64_sys_ioctl.do_syscall_64.entry_SYSCALL_64_after_hwframe 56.20 ± 3% -14.8 41.37 ± 7% perf-profile.children.cycles-pp.secondary_startup_64_no_verify 56.20 ± 3% -14.8 41.37 ± 7% perf-profile.children.cycles-pp.cpu_startup_entry 56.20 ± 3% -14.8 41.37 ± 7% perf-profile.children.cycles-pp.do_idle 55.59 ± 3% -14.6 40.95 ± 7% perf-profile.children.cycles-pp.start_secondary 52.12 ± 3% -12.5 39.66 ± 7% perf-profile.children.cycles-pp.cpuidle_enter 52.09 ± 3% -12.5 39.64 ± 7% perf-profile.children.cycles-pp.cpuidle_enter_state 39.44 ± 7% -6.5 32.93 ± 9% perf-profile.children.cycles-pp.intel_idle 11.13 ± 7% -4.6 6.51 ± 10% perf-profile.children.cycles-pp.asm_sysvec_apic_timer_interrupt 9.56 ± 8% -4.3 5.29 ± 8% perf-profile.children.cycles-pp.sysvec_apic_timer_interrupt 7.05 ± 8% -3.6 3.45 ± 25% perf-profile.children.cycles-pp.mutex_spin_on_owner 6.29 ± 8% -2.9 3.39 ± 10% perf-profile.children.cycles-pp.__sysvec_apic_timer_interrupt 6.21 ± 8% -2.9 3.33 ± 10% perf-profile.children.cycles-pp.hrtimer_interrupt 3.20 ± 10% -2.1 1.14 ± 12% perf-profile.children.cycles-pp.menu_select 1.91 ± 7% -1.7 0.22 ± 19% perf-profile.children.cycles-pp.lo_release 1.94 ± 7% -1.7 0.27 ± 16% perf-profile.children.cycles-pp.blkdev_close 1.94 ± 7% -1.7 0.27 ± 16% perf-profile.children.cycles-pp.blkdev_put 2.04 ± 7% -1.6 0.40 ± 14% perf-profile.children.cycles-pp.__fput 2.10 ± 6% -1.6 0.47 ± 15% perf-profile.children.cycles-pp.task_work_run 2.15 ± 6% -1.6 0.53 ± 15% perf-profile.children.cycles-pp.syscall_exit_to_user_mode 2.14 ± 6% -1.6 0.52 ± 15% perf-profile.children.cycles-pp.exit_to_user_mode_prepare 2.58 ± 11% -1.5 1.10 ± 21% perf-profile.children.cycles-pp.ktime_get 1.79 ± 9% -1.4 0.40 ± 13% perf-profile.children.cycles-pp.tick_nohz_get_sleep_length 3.35 ± 8% -1.3 2.02 ± 8% perf-profile.children.cycles-pp.__hrtimer_run_queues 1.53 ± 11% -1.2 0.35 ± 14% perf-profile.children.cycles-pp.tick_nohz_next_event 1.91 ± 10% -1.0 0.88 ± 21% perf-profile.children.cycles-pp.clockevents_program_event 2.36 ± 7% -0.9 1.44 ± 11% perf-profile.children.cycles-pp.tick_sched_timer 0.89 ± 15% -0.9 0.03 ± 87% perf-profile.children.cycles-pp.timekeeping_max_deferment 2.05 ± 7% -0.7 1.32 ± 11% perf-profile.children.cycles-pp.tick_sched_handle 2.00 ± 7% -0.7 1.28 ± 11% perf-profile.children.cycles-pp.update_process_times 0.85 ± 10% -0.5 0.32 ± 22% perf-profile.children.cycles-pp.tick_nohz_irq_exit 1.61 ± 10% -0.5 1.13 ± 5% perf-profile.children.cycles-pp.irq_exit_rcu 0.65 ± 9% -0.3 0.31 ± 6% perf-profile.children.cycles-pp.lapic_next_deadline 1.07 ± 3% -0.3 0.75 ± 4% perf-profile.children.cycles-pp.scheduler_tick 0.57 ± 8% -0.3 0.30 ± 11% perf-profile.children.cycles-pp.native_irq_return_iret 0.54 ± 11% -0.3 0.28 ± 7% perf-profile.children.cycles-pp.perf_mux_hrtimer_handler 0.44 ± 9% -0.3 0.19 ± 11% perf-profile.children.cycles-pp.ktime_get_update_offsets_now 0.50 ± 14% -0.2 0.25 ± 6% perf-profile.children.cycles-pp.sched_clock_cpu 0.51 ± 15% -0.2 0.28 ± 12% perf-profile.children.cycles-pp.rebalance_domains 0.46 ± 14% -0.2 0.23 ± 9% perf-profile.children.cycles-pp.read_tsc 0.40 ± 3% -0.2 0.18 ± 12% perf-profile.children.cycles-pp.irqtime_account_irq 0.42 ± 15% -0.2 0.21 ± 7% perf-profile.children.cycles-pp.native_sched_clock 0.46 ± 14% -0.2 0.26 ± 29% perf-profile.children.cycles-pp.irq_enter_rcu 0.36 ± 12% -0.2 0.16 ± 17% perf-profile.children.cycles-pp.rcu_sched_clock_irq 0.20 ± 12% -0.2 0.04 ± 66% perf-profile.children.cycles-pp.__hrtimer_next_event_base 0.35 ± 12% -0.1 0.20 ± 10% perf-profile.children.cycles-pp._raw_spin_lock_irqsave 0.42 ± 14% -0.1 0.30 ± 12% perf-profile.children.cycles-pp.poll_idle 0.23 ± 20% -0.1 0.11 ± 16% perf-profile.children.cycles-pp.hrtimer_update_next_event 0.20 ± 16% -0.1 0.08 ± 14% perf-profile.children.cycles-pp.rcu_idle_exit 0.22 ± 20% -0.1 0.11 ± 16% perf-profile.children.cycles-pp.__intel_pmu_enable_all 0.15 ± 12% -0.1 0.04 ± 65% perf-profile.children.cycles-pp.rcu_eqs_exit 0.20 ± 14% -0.1 0.10 ± 12% perf-profile.children.cycles-pp._raw_spin_trylock 0.24 ± 22% -0.1 0.14 ± 23% perf-profile.children.cycles-pp.run_rebalance_domains 0.24 ± 20% -0.1 0.15 ± 24% perf-profile.children.cycles-pp.update_blocked_averages 0.23 ± 11% -0.1 0.15 ± 15% perf-profile.children.cycles-pp.update_rq_clock 0.19 ± 6% -0.1 0.11 ± 11% perf-profile.children.cycles-pp.arch_scale_freq_tick 0.11 ± 24% -0.1 0.04 ± 64% perf-profile.children.cycles-pp.__hrtimer_get_next_event 0.23 ± 19% -0.1 0.16 ± 11% perf-profile.children.cycles-pp.arch_cpu_idle_enter 0.14 ± 15% -0.1 0.08 ± 14% perf-profile.children.cycles-pp.update_irq_load_avg 0.22 ± 17% -0.1 0.16 ± 10% perf-profile.children.cycles-pp.tsc_verify_tsc_adjust 0.08 ± 15% -0.1 0.03 ± 87% perf-profile.children.cycles-pp.exc_page_fault 0.08 ± 15% -0.1 0.03 ± 87% perf-profile.children.cycles-pp.do_user_addr_fault 0.15 ± 17% -0.1 0.10 ± 22% perf-profile.children.cycles-pp.read 0.09 ± 18% -0.0 0.04 ± 65% perf-profile.children.cycles-pp.asm_exc_page_fault 0.10 ± 20% -0.0 0.06 ± 14% perf-profile.children.cycles-pp.trigger_load_balance 0.12 ± 21% -0.0 0.08 ± 17% perf-profile.children.cycles-pp.__remove_hrtimer 0.10 ± 23% -0.0 0.06 ± 14% perf-profile.children.cycles-pp.timerqueue_add 0.09 ± 8% +0.0 0.12 ± 10% perf-profile.children.cycles-pp.____sys_sendmsg 0.10 ± 11% +0.0 0.13 ± 12% perf-profile.children.cycles-pp.sock_sendmsg 0.09 ± 7% +0.0 0.12 ± 13% perf-profile.children.cycles-pp.___sys_sendmsg 0.07 ± 22% +0.0 0.11 ± 18% perf-profile.children.cycles-pp.vfs_fstat 0.02 ±116% +0.1 0.08 ± 23% perf-profile.children.cycles-pp.d_add 0.02 ±116% +0.1 0.08 ± 23% perf-profile.children.cycles-pp.simple_lookup 0.09 ± 13% +0.1 0.14 ± 8% perf-profile.children.cycles-pp.__d_lookup 0.03 ± 86% +0.1 0.08 ± 10% perf-profile.children.cycles-pp.mutex_unlock 0.01 ±158% +0.1 0.07 ± 17% perf-profile.children.cycles-pp.put_and_wait_on_page_locked 0.00 +0.1 0.06 ± 7% perf-profile.children.cycles-pp.page_counter_cancel 0.18 ± 22% +0.1 0.24 ± 12% perf-profile.children.cycles-pp.loop_process_work 0.00 +0.1 0.06 ± 15% perf-profile.children.cycles-pp.__x64_sys_nanosleep 0.00 +0.1 0.06 ± 15% perf-profile.children.cycles-pp.hrtimer_nanosleep 0.00 +0.1 0.06 ± 15% perf-profile.children.cycles-pp.do_nanosleep 0.05 ± 65% +0.1 0.11 ± 15% perf-profile.children.cycles-pp.d_lookup 0.05 ± 65% +0.1 0.11 ± 15% perf-profile.children.cycles-pp.lookup_dcache 0.00 +0.1 0.06 ± 21% perf-profile.children.cycles-pp.sysfs_remove_groups 0.00 +0.1 0.07 ± 15% perf-profile.children.cycles-pp.device_create 0.00 +0.1 0.07 ± 15% perf-profile.children.cycles-pp.device_create_groups_vargs 0.06 ± 53% +0.1 0.12 ± 11% perf-profile.children.cycles-pp.mutex_lock 0.06 ± 18% +0.1 0.12 ± 15% perf-profile.children.cycles-pp.memset_erms 0.02 ±118% +0.1 0.09 ± 16% perf-profile.children.cycles-pp.__alloc_pages 0.00 +0.1 0.07 ± 9% perf-profile.children.cycles-pp.obj_cgroup_uncharge_pages 0.00 +0.1 0.07 ± 10% perf-profile.children.cycles-pp.rcu_cblist_dequeue 0.00 +0.1 0.07 ± 15% perf-profile.children.cycles-pp.page_counter_uncharge 0.00 +0.1 0.07 ± 15% perf-profile.children.cycles-pp.inode_init_always 0.00 +0.1 0.07 ± 17% perf-profile.children.cycles-pp.up_write 0.00 +0.1 0.07 ± 19% perf-profile.children.cycles-pp.obj_cgroup_charge_pages 0.00 +0.1 0.07 ± 14% perf-profile.children.cycles-pp.kernfs_iop_getattr 0.00 +0.1 0.08 ± 18% perf-profile.children.cycles-pp.bdi_register 0.00 +0.1 0.08 ± 18% perf-profile.children.cycles-pp.bdi_register_va 0.00 +0.1 0.08 ± 11% perf-profile.children.cycles-pp.d_instantiate 0.00 +0.1 0.08 ± 27% perf-profile.children.cycles-pp.__list_add_valid 0.00 +0.1 0.08 ± 11% perf-profile.children.cycles-pp.elevator_init_mq 0.00 +0.1 0.08 ± 17% perf-profile.children.cycles-pp.legitimize_mnt 0.05 ± 69% +0.1 0.13 ± 13% perf-profile.children.cycles-pp.__d_drop 0.08 ± 17% +0.1 0.15 ± 12% perf-profile.children.cycles-pp.__d_alloc 0.05 ± 66% +0.1 0.13 ± 13% perf-profile.children.cycles-pp.___d_drop 0.00 +0.1 0.08 ± 14% perf-profile.children.cycles-pp.get_page_from_freelist 0.03 ± 87% +0.1 0.11 ± 9% perf-profile.children.cycles-pp.__slab_free 0.01 ±244% +0.1 0.09 ± 21% perf-profile.children.cycles-pp.obj_cgroup_charge 0.00 +0.1 0.08 ± 17% perf-profile.children.cycles-pp.kernfs_put 0.00 +0.1 0.08 ± 25% perf-profile.children.cycles-pp.remove_files 0.02 ±158% +0.1 0.10 ± 9% perf-profile.children.cycles-pp.__list_del_entry_valid 0.00 +0.1 0.08 ± 28% perf-profile.children.cycles-pp.internal_create_groups 0.15 ± 10% +0.1 0.24 ± 11% perf-profile.children.cycles-pp.blkdev_read_iter 0.15 ± 9% +0.1 0.24 ± 12% perf-profile.children.cycles-pp.filemap_get_pages 0.00 +0.1 0.09 ± 20% perf-profile.children.cycles-pp.remove_one 0.00 +0.1 0.09 ± 15% perf-profile.children.cycles-pp.do_renameat2 0.10 ± 18% +0.1 0.19 ± 12% perf-profile.children.cycles-pp.alloc_inode 0.00 +0.1 0.10 ± 13% perf-profile.children.cycles-pp.__x64_sys_rename 0.00 +0.1 0.10 ± 13% perf-profile.children.cycles-pp.blk_alloc_queue 0.00 +0.1 0.10 ± 35% perf-profile.children.cycles-pp.kernfs_activate 0.11 ± 27% +0.1 0.21 ± 11% perf-profile.children.cycles-pp.smpboot_thread_fn 0.10 ± 19% +0.1 0.20 ± 11% perf-profile.children.cycles-pp.do_faccessat 0.04 ± 87% +0.1 0.13 ± 12% perf-profile.children.cycles-pp.run_ksoftirqd 0.00 +0.1 0.10 ± 17% perf-profile.children.cycles-pp.filename_parentat 0.00 +0.1 0.10 ± 17% perf-profile.children.cycles-pp.path_parentat 0.00 +0.1 0.10 ± 17% perf-profile.children.cycles-pp.sysfs_unmerge_group 0.00 +0.1 0.10 ± 20% perf-profile.children.cycles-pp.sysfs_remove_group 0.00 +0.1 0.10 ± 12% perf-profile.children.cycles-pp.__srcu_read_lock 0.18 ± 12% +0.1 0.28 ± 11% perf-profile.children.cycles-pp.filemap_read 0.17 ± 19% +0.1 0.27 ± 12% perf-profile.children.cycles-pp._find_next_bit 0.04 ± 65% +0.1 0.15 ± 8% perf-profile.children.cycles-pp.blk_mq_init_queue_data 0.08 ± 31% +0.1 0.19 ± 9% perf-profile.children.cycles-pp.d_invalidate 0.00 +0.1 0.11 ± 13% perf-profile.children.cycles-pp.device_unregister 0.00 +0.1 0.11 ± 16% perf-profile.children.cycles-pp.dpm_sysfs_remove 0.01 ±244% +0.1 0.12 ± 11% perf-profile.children.cycles-pp.fsnotify_grab_connector 0.00 +0.1 0.12 ± 12% perf-profile.children.cycles-pp.__destroy_inode 0.00 +0.1 0.12 ± 12% perf-profile.children.cycles-pp.destroy_inode 0.04 ± 65% +0.1 0.16 ± 10% perf-profile.children.cycles-pp.__blk_mq_alloc_disk 0.30 ± 8% +0.1 0.41 ± 8% perf-profile.children.cycles-pp.newidle_balance 0.00 +0.1 0.12 ± 20% perf-profile.children.cycles-pp.blk_mq_debugfs_unregister_queue_rqos 0.01 ±244% +0.1 0.13 ± 10% perf-profile.children.cycles-pp.fsnotify_destroy_marks 0.00 +0.1 0.12 ± 20% perf-profile.children.cycles-pp.rq_qos_exit 0.31 ± 6% +0.1 0.43 ± 15% perf-profile.children.cycles-pp.kmem_cache_alloc 0.04 ± 63% +0.1 0.17 ± 12% perf-profile.children.cycles-pp.pcpu_alloc 0.31 ± 11% +0.1 0.44 ± 7% perf-profile.children.cycles-pp.pick_next_task_fair 0.12 ± 14% +0.1 0.25 ± 13% perf-profile.children.cycles-pp.d_alloc 0.01 ±244% +0.1 0.14 ± 7% perf-profile.children.cycles-pp.dentry_unlink_inode 0.00 +0.1 0.14 ± 7% perf-profile.children.cycles-pp.__kernfs_new_node 0.49 ± 9% +0.1 0.63 ± 6% perf-profile.children.cycles-pp.__schedule 0.39 ± 8% +0.1 0.54 ± 7% perf-profile.children.cycles-pp.schedule 0.15 ± 24% +0.1 0.30 ± 11% perf-profile.children.cycles-pp.cpumask_next 0.01 ±244% +0.1 0.15 ± 17% perf-profile.children.cycles-pp.complete_walk 0.00 +0.2 0.15 ± 17% perf-profile.children.cycles-pp.lockref_put_or_lock 0.00 +0.2 0.15 ± 7% perf-profile.children.cycles-pp.kernfs_new_node 0.01 ±244% +0.2 0.17 ± 20% perf-profile.children.cycles-pp.wait_rcu_exp_gp 0.01 ±244% +0.2 0.17 ± 20% perf-profile.children.cycles-pp.sync_rcu_exp_select_cpus 0.02 ±161% +0.2 0.17 ± 12% perf-profile.children.cycles-pp.kernfs_dop_revalidate 0.14 ± 7% +0.2 0.31 ± 9% perf-profile.children.cycles-pp.d_alloc_parallel 0.00 +0.2 0.16 ± 11% perf-profile.children.cycles-pp.lookup_mnt 0.00 +0.2 0.17 ± 17% perf-profile.children.cycles-pp.device_add 0.00 +0.2 0.17 ± 11% perf-profile.children.cycles-pp.__traverse_mounts 0.20 ± 12% +0.2 0.37 ± 8% perf-profile.children.cycles-pp.kmem_cache_free 0.03 ±120% +0.2 0.20 ± 9% perf-profile.children.cycles-pp.__do_sys_newstat 0.00 +0.2 0.18 ± 14% perf-profile.children.cycles-pp.bdi_unregister 0.12 ± 13% +0.2 0.30 ± 9% perf-profile.children.cycles-pp.new_inode_pseudo 0.05 ± 42% +0.2 0.23 ± 17% perf-profile.children.cycles-pp.try_to_unlazy 0.04 ± 65% +0.2 0.22 ± 8% perf-profile.children.cycles-pp.down_write 0.08 ± 45% +0.2 0.26 ± 9% perf-profile.children.cycles-pp.step_into 0.35 ± 11% +0.2 0.54 ± 6% perf-profile.children.cycles-pp.rcu_core 0.03 ±120% +0.2 0.23 ± 6% perf-profile.children.cycles-pp.vfs_statx 0.21 ± 7% +0.2 0.41 ± 11% perf-profile.children.cycles-pp.__lookup_slow 0.08 ± 19% +0.2 0.29 ± 16% perf-profile.children.cycles-pp.inode_permission 0.02 ±161% +0.2 0.23 ± 16% perf-profile.children.cycles-pp.__legitimize_path 0.12 ± 17% +0.2 0.33 ± 11% perf-profile.children.cycles-pp.lookup_fast 0.18 ± 10% +0.2 0.40 ± 6% perf-profile.children.cycles-pp.lookup_one_len 0.00 +0.2 0.22 ± 14% perf-profile.children.cycles-pp.kernfs_remove_by_name_ns 0.01 ±244% +0.2 0.23 ± 14% perf-profile.children.cycles-pp.kernfs_iop_permission 0.00 +0.2 0.23 ± 17% perf-profile.children.cycles-pp.internal_create_group 0.07 ± 12% +0.2 0.31 ± 9% perf-profile.children.cycles-pp.evict 0.01 ±158% +0.2 0.25 ± 21% perf-profile.children.cycles-pp.blk_mq_register_hctx 0.00 +0.2 0.24 ± 19% perf-profile.children.cycles-pp.blk_mq_debugfs_unregister_sched 0.00 +0.2 0.24 ± 18% perf-profile.children.cycles-pp.__elevator_exit 0.00 +0.2 0.24 ± 18% perf-profile.children.cycles-pp.blk_mq_exit_sched 0.01 ±158% +0.2 0.26 ± 22% perf-profile.children.cycles-pp.__blk_mq_register_dev 0.01 ±244% +0.2 0.26 ± 22% perf-profile.children.cycles-pp.sysfs_create_dir_ns 0.01 ±244% +0.3 0.27 ± 22% perf-profile.children.cycles-pp.kernfs_create_dir_ns 0.00 +0.3 0.26 ± 10% perf-profile.children.cycles-pp.device_del 0.01 ±158% +0.3 0.28 ± 21% perf-profile.children.cycles-pp.kobject_add 0.00 +0.3 0.27 ± 17% perf-profile.children.cycles-pp.__legitimize_mnt 0.01 ±244% +0.3 0.28 ± 21% perf-profile.children.cycles-pp.kobject_add_internal 0.00 +0.3 0.28 ± 18% perf-profile.children.cycles-pp.sysfs_add_file_mode_ns 0.00 +0.3 0.28 ± 18% perf-profile.children.cycles-pp.__kernfs_create_file 0.22 ± 14% +0.3 0.52 ± 6% perf-profile.children.cycles-pp.rcu_do_batch 0.03 ± 87% +0.3 0.35 ± 15% perf-profile.children.cycles-pp.debugfs_create_dir 0.00 +0.3 0.31 ± 24% perf-profile.children.cycles-pp.simple_release_fs 0.01 ±244% +0.3 0.34 ± 11% perf-profile.children.cycles-pp.__kernfs_remove 0.01 ±244% +0.3 0.35 ± 18% perf-profile.children.cycles-pp.disk_release 0.01 ±244% +0.3 0.35 ± 18% perf-profile.children.cycles-pp.blk_release_queue 0.01 ±244% +0.3 0.35 ± 19% perf-profile.children.cycles-pp.device_release 0.13 ± 25% +0.4 0.49 ± 9% perf-profile.children.cycles-pp.filename_lookup 0.01 ±244% +0.4 0.38 ± 18% perf-profile.children.cycles-pp.kobject_release 0.31 ± 15% +0.4 0.72 ± 12% perf-profile.children.cycles-pp.walk_component 0.00 +0.4 0.42 ± 25% perf-profile.children.cycles-pp.kernfs_add_one 0.27 ± 25% +0.5 0.72 ± 7% perf-profile.children.cycles-pp.mnt_get_count 0.61 ± 11% +0.5 1.08 ± 22% perf-profile.children.cycles-pp.openat64 0.23 ± 18% +0.5 0.74 ± 7% perf-profile.children.cycles-pp.link_path_walk 0.20 ± 17% +0.5 0.74 ± 7% perf-profile.children.cycles-pp.__dentry_kill 0.02 ±160% +0.6 0.61 ± 15% perf-profile.children.cycles-pp.path_init 0.00 +0.6 0.62 ± 27% perf-profile.children.cycles-pp.inode_sb_list_add 0.95 ± 10% +0.7 1.62 ± 11% perf-profile.children.cycles-pp.io_serial_out 0.31 ± 17% +0.7 0.99 ± 7% perf-profile.children.cycles-pp.dput 0.68 ± 11% +0.8 1.44 ± 21% perf-profile.children.cycles-pp.unit_file_find_dropin_paths 0.00 +0.8 0.78 ± 13% perf-profile.children.cycles-pp.blk_mq_unregister_hctx 0.00 +0.8 0.78 ± 35% perf-profile.children.cycles-pp.simple_pin_fs 0.14 ± 12% +0.8 0.93 ± 18% perf-profile.children.cycles-pp.new_inode 0.13 ± 13% +0.8 0.93 ± 19% perf-profile.children.cycles-pp.debugfs_get_inode 0.01 ±244% +0.8 0.81 ± 12% perf-profile.children.cycles-pp.blk_mq_unregister_dev 0.00 +0.9 0.88 ± 12% perf-profile.children.cycles-pp.kernfs_remove 0.01 ±244% +0.9 0.91 ± 12% perf-profile.children.cycles-pp.blk_unregister_queue 0.01 ±244% +0.9 0.93 ± 11% perf-profile.children.cycles-pp.kobject_del 0.01 ±244% +0.9 0.95 ± 12% perf-profile.children.cycles-pp.__kobject_del 0.38 ± 11% +1.0 1.40 ± 13% perf-profile.children.cycles-pp.path_lookupat 0.05 ± 43% +1.1 1.17 ± 11% perf-profile.children.cycles-pp.del_gendisk 0.19 ± 9% +1.1 1.32 ± 23% perf-profile.children.cycles-pp.start_creating 9.04 ± 4% +1.4 10.49 ± 10% perf-profile.children.cycles-pp.io_serial_in 0.30 ± 10% +1.7 2.04 ± 15% perf-profile.children.cycles-pp.debugfs_create_files 0.30 ± 10% +1.7 2.04 ± 15% perf-profile.children.cycles-pp.__debugfs_create_file 0.34 ± 8% +1.9 2.27 ± 15% perf-profile.children.cycles-pp.blk_mq_debugfs_register_hctx 0.35 ± 8% +2.0 2.37 ± 15% perf-profile.children.cycles-pp.blk_mq_debugfs_register 0.41 ± 7% +2.4 2.81 ± 13% perf-profile.children.cycles-pp.blk_register_queue 0.10 ± 74% +2.6 2.73 ± 38% perf-profile.children.cycles-pp.osq_lock 0.45 ± 6% +2.6 3.09 ± 12% perf-profile.children.cycles-pp.__device_add_disk 0.56 ± 6% +2.7 3.29 ± 11% perf-profile.children.cycles-pp.loop_add 0.29 ± 24% +7.8 8.06 ± 16% perf-profile.children.cycles-pp.mntput_no_expire 0.63 ± 18% +8.6 9.22 ± 14% perf-profile.children.cycles-pp.blk_mq_debugfs_unregister_hctx 0.63 ± 18% +8.6 9.22 ± 14% perf-profile.children.cycles-pp.blk_mq_exit_queue 0.64 ± 18% +8.7 9.37 ± 14% perf-profile.children.cycles-pp.blk_cleanup_disk 0.64 ± 18% +8.7 9.37 ± 14% perf-profile.children.cycles-pp.blk_cleanup_queue 0.00 +8.9 8.87 ± 18% perf-profile.children.cycles-pp.native_queued_spin_lock_slowpath 0.66 ± 19% +9.0 9.65 ± 14% perf-profile.children.cycles-pp.simple_recursive_removal 0.66 ± 19% +9.0 9.66 ± 14% perf-profile.children.cycles-pp.debugfs_remove 0.56 ± 11% +9.2 9.79 ± 16% perf-profile.children.cycles-pp._raw_spin_lock 0.75 ± 17% +10.3 11.04 ± 13% perf-profile.children.cycles-pp.loop_remove 19.97 ± 5% +11.7 31.66 ± 9% perf-profile.children.cycles-pp.__x64_sys_ioctl 26.71 ± 4% +12.7 39.36 ± 11% perf-profile.children.cycles-pp.entry_SYSCALL_64_after_hwframe 26.68 ± 4% +12.7 39.34 ± 11% perf-profile.children.cycles-pp.do_syscall_64 1.44 ± 9% +13.0 14.45 ± 13% perf-profile.children.cycles-pp.loop_control_ioctl 39.44 ± 7% -6.5 32.93 ± 9% perf-profile.self.cycles-pp.intel_idle 6.97 ± 8% -3.6 3.41 ± 26% perf-profile.self.cycles-pp.mutex_spin_on_owner 2.87 ± 10% -1.5 1.37 ± 14% perf-profile.self.cycles-pp.vprintk_emit 2.20 ± 10% -1.3 0.92 ± 26% perf-profile.self.cycles-pp.ktime_get 0.89 ± 15% -0.9 0.03 ± 87% perf-profile.self.cycles-pp.timekeeping_max_deferment 1.45 ± 12% -0.7 0.71 ± 11% perf-profile.self.cycles-pp.cpuidle_enter_state 1.26 ± 19% -0.6 0.65 ± 17% perf-profile.self.cycles-pp.menu_select 0.65 ± 9% -0.3 0.31 ± 6% perf-profile.self.cycles-pp.lapic_next_deadline 0.57 ± 8% -0.3 0.30 ± 11% perf-profile.self.cycles-pp.native_irq_return_iret 0.37 ± 10% -0.2 0.14 ± 13% perf-profile.self.cycles-pp.ktime_get_update_offsets_now 0.45 ± 13% -0.2 0.22 ± 10% perf-profile.self.cycles-pp.read_tsc 0.41 ± 15% -0.2 0.21 ± 7% perf-profile.self.cycles-pp.native_sched_clock 0.34 ± 14% -0.2 0.16 ± 15% perf-profile.self.cycles-pp._raw_spin_lock_irqsave 0.33 ± 10% -0.2 0.16 ± 17% perf-profile.self.cycles-pp.rcu_sched_clock_irq 0.18 ± 16% -0.1 0.03 ± 87% perf-profile.self.cycles-pp.__hrtimer_next_event_base 0.39 ± 11% -0.1 0.27 ± 16% perf-profile.self.cycles-pp.tick_nohz_next_event 0.19 ± 6% -0.1 0.07 ± 46% perf-profile.self.cycles-pp.irqtime_account_irq 0.42 ± 14% -0.1 0.30 ± 12% perf-profile.self.cycles-pp.poll_idle 0.22 ± 20% -0.1 0.11 ± 16% perf-profile.self.cycles-pp.__intel_pmu_enable_all 0.23 ± 13% -0.1 0.13 ± 19% perf-profile.self.cycles-pp.do_idle 0.20 ± 14% -0.1 0.09 ± 9% perf-profile.self.cycles-pp._raw_spin_trylock 0.19 ± 6% -0.1 0.11 ± 11% perf-profile.self.cycles-pp.arch_scale_freq_tick 0.13 ± 18% -0.1 0.06 ± 43% perf-profile.self.cycles-pp.hrtimer_interrupt 0.14 ± 15% -0.1 0.08 ± 14% perf-profile.self.cycles-pp.update_irq_load_avg 0.22 ± 20% -0.1 0.15 ± 13% perf-profile.self.cycles-pp.tsc_verify_tsc_adjust 0.12 ± 14% -0.1 0.06 ± 8% perf-profile.self.cycles-pp.asm_sysvec_apic_timer_interrupt 0.09 ± 22% -0.1 0.03 ± 87% perf-profile.self.cycles-pp.perf_mux_hrtimer_handler 0.10 ± 17% -0.0 0.06 ± 13% perf-profile.self.cycles-pp.trigger_load_balance 0.08 ± 18% +0.0 0.12 ± 9% perf-profile.self.cycles-pp.__d_lookup 0.00 +0.1 0.06 ± 8% perf-profile.self.cycles-pp.page_counter_cancel 0.02 ±115% +0.1 0.08 ± 12% perf-profile.self.cycles-pp.mutex_unlock 0.06 ± 18% +0.1 0.12 ± 16% perf-profile.self.cycles-pp.memset_erms 0.14 ± 17% +0.1 0.21 ± 16% perf-profile.self.cycles-pp._find_next_bit 0.07 ± 46% +0.1 0.14 ± 10% perf-profile.self.cycles-pp.cpumask_next 0.00 +0.1 0.07 ± 12% perf-profile.self.cycles-pp.rcu_cblist_dequeue 0.00 +0.1 0.07 ± 15% perf-profile.self.cycles-pp.up_write 0.00 +0.1 0.07 ± 29% perf-profile.self.cycles-pp.__list_add_valid 0.05 ± 66% +0.1 0.13 ± 13% perf-profile.self.cycles-pp.___d_drop 0.02 ±158% +0.1 0.10 ± 9% perf-profile.self.cycles-pp.__list_del_entry_valid 0.00 +0.1 0.08 ± 18% perf-profile.self.cycles-pp.lookup_mnt 0.02 ±116% +0.1 0.11 ± 10% perf-profile.self.cycles-pp.__slab_free 0.00 +0.1 0.09 ± 14% perf-profile.self.cycles-pp.__destroy_inode 0.00 +0.1 0.09 ± 20% perf-profile.self.cycles-pp.remove_one 0.01 ±244% +0.1 0.10 ± 13% perf-profile.self.cycles-pp.mutex_lock 0.00 +0.1 0.10 ± 12% perf-profile.self.cycles-pp.__srcu_read_lock 0.00 +0.1 0.11 ± 18% perf-profile.self.cycles-pp.__mutex_lock 0.00 +0.1 0.14 ± 19% perf-profile.self.cycles-pp.lockref_put_or_lock 0.01 ±158% +0.2 0.20 ± 11% perf-profile.self.cycles-pp.down_write 0.00 +0.2 0.21 ± 13% perf-profile.self.cycles-pp.mntput_no_expire 0.15 ± 27% +0.3 0.50 ± 8% perf-profile.self.cycles-pp.mnt_get_count 0.54 ± 11% +0.4 0.93 ± 3% perf-profile.self.cycles-pp._raw_spin_lock 0.02 ±161% +0.5 0.56 ± 16% perf-profile.self.cycles-pp.path_init 0.95 ± 10% +0.7 1.62 ± 11% perf-profile.self.cycles-pp.io_serial_out 9.04 ± 4% +1.5 10.49 ± 10% perf-profile.self.cycles-pp.io_serial_in 0.10 ± 74% +2.6 2.71 ± 38% perf-profile.self.cycles-pp.osq_lock 0.00 +8.8 8.82 ± 18% perf-profile.self.cycles-pp.native_queued_spin_lock_slowpath stress-ng.loop.ops_per_sec 110 +---------------------------------------------------------------------+ | | 100 |-O O O O O O O O O O OO O | 90 |-+ O O O | | | 80 |-+ | | O O O O O O OO O O O O O O | 70 |-+ | | | 60 |-+ | 50 |-+ | | .+.+. .+. .+.+ | 40 |-+ +.+.+ + +.++ : | |.+.+. : : .+.+. .+.+ .+. .+ .+.| 30 +---------------------------------------------------------------------+ stress-ng.time.system_time 160 +---------------------------------------------------------------------+ | O O O O OO O O O O | 140 |-+ O O O O O O O O O O O O O O O | | O O | 120 |-+ | | | 100 |-+ | | | 80 |-+ | | | 60 |-+ | | .+.+.+.+.+.+. +.+.+. | 40 |.+.+.+.++ +.+ +.+.+.+.+.+.++.+.+.+.+.+.+.+.++.+.+.+.| | | 20 +---------------------------------------------------------------------+ stress-ng.time.percent_of_cpu_this_job_got 260 +---------------------------------------------------------------------+ 240 |-+ O O O | | O O O O O O O O O O O O O O O O | 220 |-+ O O O O O O O O O O | 200 |-+ | 180 |-+ | 160 |-+ | | | 140 |-+ | 120 |-+ | 100 |-+ | 80 |-+ | | +.+.+.+.+.+.+.+.++.+.+. | 60 |.+.+.+.+ +.+.+.+.+.+.++.+.+.+.+.+.+.+.++.+.+.+.| 40 +---------------------------------------------------------------------+ stress-ng.time.voluntary_context_switches 140000 +------------------------------------------------------------------+ | O OO O O OO O O O OO O O | 120000 |-+ O OO O O O OO O O O O OO | | | 100000 |-+ | | | 80000 |-+ | | | 60000 |-+ | | | 40000 |-+ | | .+. | 20000 |.+.++.+.+.+.++.+.+.+.+.++ +.+.++.+.+.+.++.+.+.+.+.++.+.+.+.++.+.| | | 0 +------------------------------------------------------------------+ stress-ng.time.involuntary_context_switches 7500 +--------------------------------------------------------------------+ | O OO O O O OO O | 7000 |-+ O O O O O | | O O O | 6500 |-+ OO O O O O OO O O O O | | | 6000 |-+ | | | 5500 |-+ | | | 5000 |-+ | | +. .+. .+. .+. .+ | 4500 |.+.+. +. + +.+.+.+.+ .+ + ++.+ +.+.+.++.+.+.+ + .+.++.+.+.| | + + + +.+ + | 4000 +--------------------------------------------------------------------+ [*] bisect-good sample [O] bisect-bad sample 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. --- 0DAY/LKP+ Test Infrastructure Open Source Technology Center https://lists.01.org/hyperkitty/list/lkp@lists.01.org Intel Corporation Thanks, Oliver Sang