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X-OriginatorOrg: intel.com Hello, kernel test robot noticed a 25.9% regression of stress-ng.dirdeep.ops_per_sec on: commit: 574d93fc62e2b03ab39c8f92fb44ded89ca6274d ("btrfs: be less aggressive with metadata overcommit when we can do full flushing") https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master [still regression on linus/master f105f3631d51e8d7c49bf18ec21b873e4f38e648] [still regression on linux-next/master 2b763db0c2763d6bf73d7d3e69665222d1f377cf] testcase: stress-ng config: x86_64-rhel-9.4 compiler: gcc-14 test machine: 256 threads 2 sockets Intel(R) Xeon(R) 6768P CPU @ 2.4GHz (Granite Rapids) with 64G memory parameters: nr_threads: 100% disk: 1SSD testtime: 60s fs: btrfs test: dirdeep cpufreq_governor: performance In addition to that, the commit also has significant impact on the following tests: +------------------+---------------------------------------------------------+ | testcase: change | stress-ng: stress-ng.link.ops_per_sec 53.7% regression | | test parameters | cpufreq_governor=performance | | | disk=1SSD | | | fs=btrfs | | | nr_threads=100% | | | test=link | | | testtime=60s | +------------------+---------------------------------------------------------+ If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-lkp/202607141457.e5af425c-lkp@intel.com Details are as below: --------------------------------------------------------------------------------------------------> The kernel config and materials to reproduce are available at: https://download.01.org/0day-ci/archive/20260714/202607141457.e5af425c-lkp@intel.com ========================================================================================= compiler/cpufreq_governor/disk/fs/kconfig/nr_threads/rootfs/tbox_group/test/testcase/testtime: gcc-14/performance/1SSD/btrfs/x86_64-rhel-9.4/100%/debian-13-x86_64-20250902.cgz/lkp-gnr-2sp4/dirdeep/stress-ng/60s commit: 2672a26a75 ("btrfs: use per-profile available space in calc_available_free_space()") 574d93fc62 ("btrfs: be less aggressive with metadata overcommit when we can do full flushing") 2672a26a75517a2b 574d93fc62e2b03ab39c8f92fb4 ---------------- --------------------------- %stddev %change %stddev \ | \ 117363 ± 2% -16.1% 98491 stress-ng.dirdeep.ops 1503 ± 2% -25.9% 1114 stress-ng.dirdeep.ops_per_sec 80.95 +11.1% 89.93 stress-ng.time.elapsed_time 80.95 +11.1% 89.93 stress-ng.time.elapsed_time.max 748101 ± 18% -31.6% 511328 stress-ng.time.file_system_outputs 96878 -2.1% 94808 stress-ng.time.minor_page_faults 268.00 ± 3% -31.8% 182.83 ± 2% stress-ng.time.percent_of_cpu_this_job_got 214.49 ± 2% -25.2% 160.46 ± 2% stress-ng.time.system_time 2266976 +10.5% 2504029 stress-ng.time.voluntary_context_switches 1.20 ± 2% -21.4% 0.94 ± 2% iostat.cpu.system 164785 ± 3% +4.8% 172650 ± 2% numa-meminfo.node1.Shmem 258.83 ± 5% -11.7% 228.67 ± 9% perf-c2c.HITM.local 2.085e+10 +11.1% 2.317e+10 cpuidle..time 5089937 +23.2% 6272862 cpuidle..usage 7461 -48.1% 3870 ± 19% sched_debug.cpu.nr_switches.min 1604 ± 4% +66.4% 2669 ± 5% sched_debug.cpu.nr_switches.stddev 363526 -5.8% 342356 meminfo.KReclaimable 363526 -5.8% 342356 meminfo.SReclaimable 173426 ± 3% +4.8% 181730 ± 2% meminfo.Shmem 0.09 +0.0 0.10 mpstat.cpu.all.irq% 0.07 +0.0 0.07 mpstat.cpu.all.soft% 1.06 ± 2% -0.3 0.78 ± 2% mpstat.cpu.all.sys% 51044 ± 16% -26.8% 37389 ± 7% numa-vmstat.node0.nr_dirtied 35411 ± 24% -33.7% 23472 ± 7% numa-vmstat.node0.nr_written 51354 ± 21% -27.7% 37120 ± 6% numa-vmstat.node1.nr_dirtied 41218 ± 3% +4.7% 43169 ± 2% numa-vmstat.node1.nr_shmem 6730 ± 27% -39.4% 4076 ± 4% vmstat.io.bo 3.55 ± 33% -36.4% 2.25 ± 16% vmstat.procs.r 59229 +6.2% 62928 vmstat.system.cs 40891 +5.0% 42921 vmstat.system.in 62.67 -43.1% 35.67 ± 70% turbostat.Avg_MHz 1.67 -0.7 0.95 ± 70% turbostat.Busy% 218255 -48.2% 112999 ± 70% turbostat.NMI 6.83 ± 3% -63.3% 2.50 ± 70% turbostat.Pkg%pc2 0.64 ± 4% -38.7% 0.39 ± 71% turbostat.Pkg%pc6 61120 +6.3% 64952 perf-stat.i.context-switches 1119 ± 2% -46.6% 597.86 ± 4% perf-stat.i.cpu-migrations 7740 -10.4% 6939 perf-stat.i.minor-faults 7740 -10.4% 6939 perf-stat.i.page-faults 60341 +6.4% 64210 perf-stat.ps.context-switches 1105 ± 2% -46.6% 590.58 ± 4% perf-stat.ps.cpu-migrations 7534 -10.3% 6757 perf-stat.ps.minor-faults 7534 -10.3% 6757 perf-stat.ps.page-faults 221519 +0.9% 223526 proc-vmstat.nr_active_anon 102399 ± 18% -27.2% 74508 ± 2% proc-vmstat.nr_dirtied 43395 ± 3% +4.7% 45434 ± 2% proc-vmstat.nr_shmem 90876 -5.8% 85585 proc-vmstat.nr_slab_reclaimable 142863 -3.0% 138579 proc-vmstat.nr_slab_unreclaimable 71167 ± 26% -32.8% 47791 ± 3% proc-vmstat.nr_written 221519 +0.9% 223526 proc-vmstat.nr_zone_active_anon 1219551 -2.2% 1192725 proc-vmstat.numa_hit 959412 -3.2% 928953 proc-vmstat.numa_local 748058 +2.0% 763271 proc-vmstat.pgfault 569352 ± 26% -32.8% 382357 ± 3% proc-vmstat.pgpgout 39441 +3.2% 40705 proc-vmstat.pgreuse 0.22 ± 6% -22.7% 0.17 perf-sched.sch_delay.avg.ms.perf_trace_sched_switch.schedule_preempt_disabled.rwsem_down_write_slowpath.down_write.btrfs_tree_lock_nested 0.03 ±223% +611.2% 0.21 ± 15% perf-sched.sch_delay.max.ms.perf_trace_sched_switch.btrfs_balance_delayed_items.btrfs_btree_balance_dirty.btrfs_create_common.btrfs_mkdir 0.34 ± 21% -27.2% 0.25 ± 4% perf-sched.sch_delay.max.ms.perf_trace_sched_switch.exit_to_user_mode_loop.do_syscall_64.entry_SYSCALL_64_after_hwframe.mkdir 0.34 ± 11% -26.4% 0.25 ± 12% perf-sched.sch_delay.max.ms.perf_trace_sched_switch.exit_to_user_mode_loop.do_syscall_64.entry_SYSCALL_64_after_hwframe.symlink 0.69 ± 27% -34.3% 0.45 ± 13% perf-sched.sch_delay.max.ms.perf_trace_sched_switch.preempt_schedule_thunk.affine_move_task.__set_cpus_allowed_ptr.__sched_setaffinity 49.25 ± 18% -41.1% 29.03 ± 58% perf-sched.sch_delay.max.ms.perf_trace_sched_switch.schedule_preempt_disabled.rwsem_down_write_slowpath.down_write.btrfs_tree_lock_nested 0.45 ± 45% -76.5% 0.11 ± 69% perf-sched.sch_delay.max.ms.perf_trace_sched_switch.smpboot_thread_fn.kthread.ret_from_fork.ret_from_fork_asm 4943 -6.7% 4612 ± 3% perf-sched.total_wait_and_delay.max.ms 4943 -6.7% 4612 ± 3% perf-sched.total_wait_time.max.ms 6.06 -51.2% 2.96 ± 2% perf-sched.wait_and_delay.avg.ms.perf_trace_sched_switch.preempt_schedule_thunk.affine_move_task.__set_cpus_allowed_ptr.__sched_setaffinity 7.45 ± 3% +30.8% 9.75 ± 3% perf-sched.wait_and_delay.avg.ms.perf_trace_sched_switch.schedule_preempt_disabled.rwsem_down_read_slowpath.down_read.btrfs_tree_read_lock_nested 10.12 ± 3% -68.7% 3.17 ± 4% perf-sched.wait_and_delay.avg.ms.perf_trace_sched_switch.schedule_preempt_disabled.rwsem_down_write_slowpath.down_write.btrfs_tree_lock_nested 24.00 +10.4% 26.50 ± 3% perf-sched.wait_and_delay.count.perf_trace_sched_switch.schedule_hrtimeout_range_clock.poll_schedule_timeout.constprop.0 132837 ± 4% -11.4% 117748 ± 4% perf-sched.wait_and_delay.count.perf_trace_sched_switch.schedule_preempt_disabled.rwsem_down_read_slowpath.down_read.btrfs_tree_read_lock_nested 34282 -18.2% 28059 perf-sched.wait_and_delay.count.perf_trace_sched_switch.schedule_preempt_disabled.rwsem_down_write_slowpath.down_write.btrfs_tree_lock_nested 1051 +45.5% 1530 ± 31% perf-sched.wait_and_delay.max.ms.perf_trace_sched_switch.anon_pipe_read.fifo_pipe_read.vfs_read.ksys_read 4943 -79.7% 1001 perf-sched.wait_and_delay.max.ms.perf_trace_sched_switch.preempt_schedule_thunk.affine_move_task.__set_cpus_allowed_ptr.__sched_setaffinity 49.25 ± 18% +21.6% 59.86 ± 2% perf-sched.wait_and_delay.max.ms.perf_trace_sched_switch.schedule_preempt_disabled.rwsem_down_write_slowpath.down_write.btrfs_tree_lock_nested 536.87 ± 11% +31.6% 706.39 ± 17% perf-sched.wait_and_delay.max.ms.perf_trace_sched_switch.schedule_timeout.rcu_gp_fqs_loop.rcu_gp_kthread.kthread 5.94 -52.2% 2.84 ± 3% perf-sched.wait_time.avg.ms.perf_trace_sched_switch.preempt_schedule_thunk.affine_move_task.__set_cpus_allowed_ptr.__sched_setaffinity 9.70 ± 12% -79.0% 2.04 ± 3% perf-sched.wait_time.avg.ms.perf_trace_sched_switch.schedule_preempt_disabled.__mutex_lock.constprop.0 7.26 ± 3% +31.8% 9.56 ± 4% perf-sched.wait_time.avg.ms.perf_trace_sched_switch.schedule_preempt_disabled.rwsem_down_read_slowpath.down_read.btrfs_tree_read_lock_nested 9.90 ± 3% -69.7% 3.00 ± 4% perf-sched.wait_time.avg.ms.perf_trace_sched_switch.schedule_preempt_disabled.rwsem_down_write_slowpath.down_write.btrfs_tree_lock_nested 0.00 ±119% +420.0% 0.01 ± 68% perf-sched.wait_time.avg.ms.perf_trace_sched_switch.wait_for_partner.fifo_open.do_dentry_open.vfs_open 0.41 ±223% +2098.3% 8.93 ±137% perf-sched.wait_time.max.ms.perf_trace_sched_switch.btrfs_balance_delayed_items.btrfs_btree_balance_dirty.btrfs_create_common.btrfs_mkdir 4943 -79.7% 1001 perf-sched.wait_time.max.ms.perf_trace_sched_switch.preempt_schedule_thunk.affine_move_task.__set_cpus_allowed_ptr.__sched_setaffinity 34.34 ± 2% +73.9% 59.70 ± 2% perf-sched.wait_time.max.ms.perf_trace_sched_switch.schedule_preempt_disabled.rwsem_down_write_slowpath.down_write.btrfs_tree_lock_nested 536.77 ± 11% +31.6% 706.26 ± 17% perf-sched.wait_time.max.ms.perf_trace_sched_switch.schedule_timeout.rcu_gp_fqs_loop.rcu_gp_kthread.kthread *************************************************************************************************** ========================================================================================= compiler/cpufreq_governor/disk/fs/kconfig/nr_threads/rootfs/tbox_group/test/testcase/testtime: gcc-14/performance/1SSD/btrfs/x86_64-rhel-9.4/100%/debian-13-x86_64-20250902.cgz/lkp-gnr-2sp4/link/stress-ng/60s commit: 2672a26a75 ("btrfs: use per-profile available space in calc_available_free_space()") 574d93fc62 ("btrfs: be less aggressive with metadata overcommit when we can do full flushing") 2672a26a75517a2b 574d93fc62e2b03ab39c8f92fb4 ---------------- --------------------------- %stddev %change %stddev \ | \ 81.81 -54.2% 37.45 stress-ng.link.links_created/removed_per_sec 2.66 -53.7% 1.23 stress-ng.link.ops_per_sec 97.80 +115.5% 210.80 stress-ng.time.elapsed_time 97.80 +115.5% 210.80 stress-ng.time.elapsed_time.max 17882304 -11.0% 15920320 ± 9% stress-ng.time.file_system_outputs 2505 ± 2% +32.2% 3311 ± 2% stress-ng.time.involuntary_context_switches 3307 ± 3% -56.0% 1456 ± 6% stress-ng.time.percent_of_cpu_this_job_got 23.03 ± 3% +59.3% 36.68 ± 2% stress-ng.time.user_time 8774191 +33.1% 11674174 stress-ng.time.voluntary_context_switches 2.177e+10 +134.5% 5.106e+10 cpuidle..time 21478753 +23.7% 26577804 cpuidle..usage 85.32 +9.3% 93.25 iostat.cpu.idle 14.44 ± 2% -54.3% 6.60 ± 5% iostat.cpu.system 33.64 ± 44% +36.1 69.73 turbostat.C6P% 51.42 ± 44% +57.8% 81.15 turbostat.CPU%c6 339.20 +33.6% 453.20 uptime.boot 81764 +35.8% 111020 uptime.idle 3879 ± 10% -28.1% 2790 ± 10% perf-c2c.DRAM.local 20392 ± 5% -15.0% 17325 ± 3% perf-c2c.DRAM.remote 22676 ± 5% -24.3% 17169 ± 8% perf-c2c.HITM.local 13374 ± 5% -21.2% 10539 ± 5% perf-c2c.HITM.remote 36050 ± 5% -23.1% 27708 ± 7% perf-c2c.HITM.total 2.93 ±221% -99.7% 0.01 ±141% perf-sched.sch_delay.avg.ms.perf_trace_sched_switch.schedule_timeout.wait_for_completion.affine_move_task.__set_cpus_allowed_ptr 5.84 ±222% -99.9% 0.01 ±141% perf-sched.sch_delay.max.ms.perf_trace_sched_switch.schedule_timeout.wait_for_completion.affine_move_task.__set_cpus_allowed_ptr 482.82 ±169% -88.2% 57.17 ± 22% perf-sched.wait_and_delay.max.ms.perf_trace_sched_switch.schedule_preempt_disabled.rwsem_down_read_slowpath.down_read.btrfs_tree_read_lock_nested 2.93 ±221% -99.7% 0.01 ±141% perf-sched.wait_time.avg.ms.perf_trace_sched_switch.schedule_timeout.wait_for_completion.affine_move_task.__set_cpus_allowed_ptr 5.84 ±222% -99.9% 0.01 ±141% perf-sched.wait_time.max.ms.perf_trace_sched_switch.schedule_timeout.wait_for_completion.affine_move_task.__set_cpus_allowed_ptr 85.04 +8.2 93.20 mpstat.cpu.all.idle% 0.01 ± 6% -0.0 0.00 ± 13% mpstat.cpu.all.iowait% 0.48 ± 2% -0.2 0.24 mpstat.cpu.all.irq% 0.15 ± 2% -0.1 0.10 mpstat.cpu.all.soft% 14.08 ± 2% -7.8 6.31 ± 5% mpstat.cpu.all.sys% 0.23 ± 5% -0.1 0.14 ± 2% mpstat.cpu.all.usr% 77560 ± 2% +24.0% 96205 numa-meminfo.node0.Dirty 1401994 -37.7% 873378 numa-meminfo.node0.Inactive 1401994 -37.7% 873378 numa-meminfo.node0.Inactive(file) 75441 ± 2% +30.5% 98468 ± 2% numa-meminfo.node1.Dirty 1381144 -35.5% 890646 numa-meminfo.node1.Inactive 1381144 -35.5% 890646 numa-meminfo.node1.Inactive(file) 85.28 +9.1% 93.06 vmstat.cpu.id 178103 -55.6% 79108 ± 8% vmstat.io.bo 8168025 -10.0% 7348711 vmstat.memory.cache 34.03 ± 8% -58.3% 14.19 ± 10% vmstat.procs.r 196548 -36.4% 125085 vmstat.system.cs 254061 -51.2% 123913 vmstat.system.in 204078 -37.6% 127394 perf-stat.i.context-switches 3715 ± 2% -51.0% 1819 ± 3% perf-stat.i.cpu-migrations 6949 -37.8% 4324 perf-stat.i.minor-faults 6949 -37.8% 4324 perf-stat.i.page-faults 201465 -37.2% 126444 perf-stat.ps.context-switches 3667 ± 3% -50.8% 1804 ± 3% perf-stat.ps.cpu-migrations 6799 -37.3% 4261 perf-stat.ps.minor-faults 6799 -37.3% 4261 perf-stat.ps.page-faults 19421 ± 3% +23.9% 24063 numa-vmstat.node0.nr_dirty 350162 -37.6% 218355 numa-vmstat.node0.nr_inactive_file 351038 -37.8% 218491 numa-vmstat.node0.nr_kernel_file_pages 2.61 ± 70% +5535.2% 147.26 ± 63% numa-vmstat.node0.nr_mlock 187.74 ± 14% -60.4% 74.36 ± 17% numa-vmstat.node0.nr_writeback 350161 -37.6% 218354 numa-vmstat.node0.nr_zone_inactive_file 19578 ± 3% +23.3% 24136 numa-vmstat.node0.nr_zone_write_pending 18887 ± 2% +30.4% 24633 ± 2% numa-vmstat.node1.nr_dirty 344969 -35.5% 222676 numa-vmstat.node1.nr_inactive_file 345803 -35.6% 222812 numa-vmstat.node1.nr_kernel_file_pages 188.42 ± 17% -59.7% 76.02 ± 19% numa-vmstat.node1.nr_writeback 344968 -35.5% 222676 numa-vmstat.node1.nr_zone_inactive_file 19074 ± 2% +29.5% 24709 ± 2% numa-vmstat.node1.nr_zone_write_pending 1527629 ± 2% +9.7% 1675899 ± 2% meminfo.Active 1527604 ± 2% +9.7% 1675875 ± 2% meminfo.Active(anon) 289398 +31.4% 380364 meminfo.AnonHugePages 7721951 -11.2% 6857309 meminfo.Cached 153419 ± 2% +26.9% 194634 meminfo.Dirty 2780170 -36.6% 1763891 meminfo.Inactive 2780170 -36.6% 1763891 meminfo.Inactive(file) 416275 +17.8% 490455 meminfo.KReclaimable 188223 ± 9% -27.6% 136295 ± 4% meminfo.Mapped 11439798 -12.7% 9983157 meminfo.Memused 416275 +17.8% 490455 meminfo.SReclaimable 804925 ± 5% +19.6% 962444 ± 4% meminfo.Shmem 971588 +7.7% 1046636 meminfo.Slab 1404 ± 14% -61.9% 535.35 ± 20% meminfo.Writeback 381942 ± 2% +9.7% 418969 ± 2% proc-vmstat.nr_active_anon 181535 -1.2% 179344 proc-vmstat.nr_anon_pages 38312 ± 2% +27.1% 48675 proc-vmstat.nr_dirty 1931000 -11.2% 1714553 proc-vmstat.nr_file_pages 13547942 +2.7% 13912320 proc-vmstat.nr_free_pages 13461624 +1.6% 13679317 proc-vmstat.nr_free_pages_blocks 695262 -36.6% 440935 proc-vmstat.nr_inactive_file 696983 -36.7% 441202 proc-vmstat.nr_kernel_file_pages 47106 ± 9% -27.6% 34100 ± 3% proc-vmstat.nr_mapped 3.92 +5932.5% 236.47 ± 2% proc-vmstat.nr_mlock 201270 ± 5% +19.5% 240603 ± 4% proc-vmstat.nr_shmem 104059 +17.9% 122643 proc-vmstat.nr_slab_reclaimable 354.34 ± 13% -61.6% 136.21 ± 20% proc-vmstat.nr_writeback 381941 ± 2% +9.7% 418969 ± 2% proc-vmstat.nr_zone_active_anon 695262 -36.6% 440935 proc-vmstat.nr_zone_inactive_file 38650 ± 2% +26.3% 48817 proc-vmstat.nr_zone_write_pending 815243 +29.7% 1057739 proc-vmstat.pgfault 2292624 +33.2% 3052827 ± 6% proc-vmstat.pgfree 45576 +28.2% 58408 ± 3% proc-vmstat.pgreuse 14530 ± 8% +25.6% 18255 ± 13% sched_debug.cfs_rq:/.avg_vruntime.avg 0.26 ± 11% -35.6% 0.17 ± 14% sched_debug.cfs_rq:/.h_nr_queued.stddev 0.26 ± 11% -35.6% 0.17 ± 14% sched_debug.cfs_rq:/.h_nr_runnable.stddev 636.58 ± 59% -64.8% 224.08 ± 54% sched_debug.cfs_rq:/.load_avg.avg 29250 ± 28% -59.3% 11910 ± 23% sched_debug.cfs_rq:/.load_avg.max 3062 ± 40% -59.7% 1235 ± 41% sched_debug.cfs_rq:/.load_avg.stddev 0.26 ± 11% -35.7% 0.17 ± 14% sched_debug.cfs_rq:/.nr_queued.stddev 37.60 ±173% -90.1% 3.73 ± 63% sched_debug.cfs_rq:/.removed.load_avg.avg 7871 ±207% -96.6% 269.92 ± 9% sched_debug.cfs_rq:/.removed.load_avg.max 516.54 ±195% -94.3% 29.53 ± 37% sched_debug.cfs_rq:/.removed.load_avg.stddev 4.54 ± 32% -58.6% 1.88 ± 67% sched_debug.cfs_rq:/.removed.runnable_avg.avg 309.25 ± 19% -56.4% 134.88 ± 29% sched_debug.cfs_rq:/.removed.runnable_avg.max 34.78 ± 17% -57.5% 14.77 ± 47% sched_debug.cfs_rq:/.removed.runnable_avg.stddev 4.53 ± 32% -58.6% 1.88 ± 67% sched_debug.cfs_rq:/.removed.util_avg.avg 308.92 ± 19% -56.3% 134.88 ± 29% sched_debug.cfs_rq:/.removed.util_avg.max 34.75 ± 17% -57.5% 14.76 ± 47% sched_debug.cfs_rq:/.removed.util_avg.stddev 118.80 ± 25% -51.7% 57.33 ± 33% sched_debug.cfs_rq:/.runnable_avg.avg 126.83 ± 8% -32.9% 85.16 ± 4% sched_debug.cfs_rq:/.runnable_avg.stddev 118.02 ± 25% -51.8% 56.91 ± 33% sched_debug.cfs_rq:/.util_avg.avg 126.09 ± 8% -32.8% 84.69 ± 4% sched_debug.cfs_rq:/.util_avg.stddev 810.17 ± 16% -57.3% 346.17 ± 19% sched_debug.cfs_rq:/.util_est.max 76.34 ± 14% -56.1% 33.49 ± 24% sched_debug.cfs_rq:/.util_est.stddev 14530 ± 8% +25.6% 18255 ± 13% sched_debug.cfs_rq:/.zero_vruntime.avg 32692 ±157% +645.4% 243681 ± 25% sched_debug.cpu.avg_idle.min 149262 ± 14% -40.7% 88476 ± 18% sched_debug.cpu.avg_idle.stddev 270327 +22.2% 330227 sched_debug.cpu.clock.avg 270354 +22.2% 330256 sched_debug.cpu.clock.max 270294 +22.2% 330194 sched_debug.cpu.clock.min 16.39 ± 2% +5.5% 17.29 sched_debug.cpu.clock.stddev 269888 +22.1% 329584 sched_debug.cpu.clock_task.avg 270063 +22.1% 329808 sched_debug.cpu.clock_task.max 251834 +21.3% 305583 sched_debug.cpu.clock_task.min 1135 +32.9% 1508 sched_debug.cpu.clock_task.stddev 10849 +23.1% 13359 sched_debug.cpu.curr->pid.max 2290 ± 14% -28.9% 1628 ± 14% sched_debug.cpu.curr->pid.stddev 0.25 ± 12% -36.6% 0.16 ± 14% sched_debug.cpu.nr_running.stddev 35133 +80.1% 63281 sched_debug.cpu.nr_switches.avg 50004 +97.6% 98788 ± 19% sched_debug.cpu.nr_switches.max 25067 ± 9% +92.3% 48191 ± 4% sched_debug.cpu.nr_switches.min 2519 ± 4% +143.9% 6144 ± 20% sched_debug.cpu.nr_switches.stddev 0.45 ± 9% +63.6% 0.74 ± 2% sched_debug.cpu.nr_uninterruptible.avg 270295 +22.2% 330193 sched_debug.cpu_clk 269239 +22.2% 329136 sched_debug.ktime 271733 +22.0% 331628 sched_debug.sched_clk 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. -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki