FYI, we noticed the below changes on git://bee.sh.intel.com/git/ydu19/linux rewrite-v4.6-on-3.16-rc5 commit 49df457a977e6c0e3f43fb9269a058c724282d60 ("sched: Rewrite per entity runnable load average tracking") 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 152082 ~ 2% +58.8% 241578 ~ 0% lkp-snb01/hackbench/1600%-process-pipe 152082 ~ 2% +58.8% 241578 ~ 0% TOTAL hackbench.throughput 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 0.95 ~12% -84.0% 0.15 ~ 8% lkp-snb01/hackbench/1600%-process-pipe 0.95 ~12% -84.0% 0.15 ~ 8% TOTAL perf-profile.cpu-cycles.__schedule.schedule_user.sysret_careful.__write_nocancel 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 11294 ~11% +531.6% 71342 ~ 2% lkp-snb01/hackbench/1600%-process-pipe 11294 ~11% +531.6% 71342 ~ 2% TOTAL numa-vmstat.node1.numa_other 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 63216 ~ 2% -95.3% 2992 ~47% lkp-snb01/hackbench/1600%-process-pipe 63216 ~ 2% -95.3% 2992 ~47% TOTAL numa-vmstat.node0.numa_other 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 2.159e+08 ~ 3% +368.3% 1.011e+09 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 2.159e+08 ~ 3% +368.3% 1.011e+09 ~ 1% TOTAL cpuidle.C1-SNB.time 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 0.64 ~33% -76.5% 0.15 ~17% lkp-snb01/hackbench/1600%-process-pipe 0.64 ~33% -76.5% 0.15 ~17% TOTAL perf-profile.cpu-cycles.effective_load.isra.39.select_task_rq_fair.try_to_wake_up.default_wake_function.autoremove_wake_function 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 2.11 ~45% -80.9% 0.40 ~ 8% lkp-snb01/hackbench/1600%-process-pipe 2.11 ~45% -80.9% 0.40 ~ 8% TOTAL perf-profile.cpu-cycles.idle_cpu.select_task_rq_fair.try_to_wake_up.default_wake_function.autoremove_wake_function 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 3.15 ~ 5% -70.3% 0.93 ~10% lkp-snb01/hackbench/1600%-process-pipe 3.15 ~ 5% -70.3% 0.93 ~10% TOTAL turbostat.%c7 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 21214660 ~ 2% -68.2% 6742903 ~15% lkp-snb01/hackbench/1600%-process-pipe 21214660 ~ 2% -68.2% 6742903 ~15% TOTAL cpuidle.C1-SNB.usage 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 37122 ~35% +273.9% 138803 ~24% lkp-snb01/hackbench/1600%-process-pipe 37122 ~35% +273.9% 138803 ~24% TOTAL numa-meminfo.node0.KernelStack 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 1.15 ~ 9% -62.8% 0.43 ~ 7% lkp-snb01/hackbench/1600%-process-pipe 1.15 ~ 9% -62.8% 0.43 ~ 7% TOTAL perf-profile.cpu-cycles.__switch_to.__read_nocancel 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 10403035 ~ 6% +187.4% 29899077 ~ 2% lkp-snb01/hackbench/1600%-process-pipe 10403035 ~ 6% +187.4% 29899077 ~ 2% TOTAL proc-vmstat.pgalloc_dma32 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 4040 ~14% -67.3% 1322 ~ 9% lkp-snb01/hackbench/1600%-process-pipe 4040 ~14% -67.3% 1322 ~ 9% TOTAL cpuidle.C3-SNB.usage 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 53049243 ~ 6% +186.7% 1.521e+08 ~ 2% lkp-snb01/hackbench/1600%-process-pipe 53049243 ~ 6% +186.7% 1.521e+08 ~ 2% TOTAL numa-numastat.node0.numa_hit 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 53048396 ~ 6% +186.7% 1.521e+08 ~ 2% lkp-snb01/hackbench/1600%-process-pipe 53048396 ~ 6% +186.7% 1.521e+08 ~ 2% TOTAL numa-numastat.node0.local_node 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 1.08 ~16% -65.1% 0.38 ~ 8% lkp-snb01/hackbench/1600%-process-pipe 1.08 ~16% -65.1% 0.38 ~ 8% TOTAL perf-profile.cpu-cycles.select_task_rq_fair.try_to_wake_up.default_wake_function.autoremove_wake_function.__wake_up_common 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 2338 ~35% +273.0% 8720 ~23% lkp-snb01/hackbench/1600%-process-pipe 2338 ~35% +273.0% 8720 ~23% TOTAL numa-vmstat.node0.nr_kernel_stack 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 238 ~11% +161.3% 623 ~ 5% lkp-snb01/hackbench/1600%-process-pipe 238 ~11% +161.3% 623 ~ 5% TOTAL slabinfo.nfs_read_data.num_objs 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 238 ~11% +161.3% 623 ~ 5% lkp-snb01/hackbench/1600%-process-pipe 238 ~11% +161.3% 623 ~ 5% TOTAL slabinfo.nfs_read_data.active_objs 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 2.40 ~24% -65.2% 0.83 ~ 9% lkp-snb01/hackbench/1600%-process-pipe 2.40 ~24% -65.2% 0.83 ~ 9% TOTAL perf-profile.cpu-cycles.__schedule.schedule.pipe_wait.pipe_read.new_sync_read 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 76814 ~25% +207.8% 236402 ~22% lkp-snb01/hackbench/1600%-process-pipe 76814 ~25% +207.8% 236402 ~22% TOTAL numa-meminfo.node0.SUnreclaim 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 19322 ~24% +206.9% 59299 ~21% lkp-snb01/hackbench/1600%-process-pipe 19322 ~24% +206.9% 59299 ~21% TOTAL numa-vmstat.node0.nr_slab_unreclaimable 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 30368489 ~11% +150.4% 76051795 ~ 2% lkp-snb01/hackbench/1600%-process-pipe 30368489 ~11% +150.4% 76051795 ~ 2% TOTAL numa-vmstat.node0.numa_local 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 30431707 ~10% +149.9% 76054788 ~ 2% lkp-snb01/hackbench/1600%-process-pipe 30431707 ~10% +149.9% 76054788 ~ 2% TOTAL numa-vmstat.node0.numa_hit 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 101782 ~18% +157.1% 261679 ~20% lkp-snb01/hackbench/1600%-process-pipe 101782 ~18% +157.1% 261679 ~20% TOTAL numa-meminfo.node0.Slab 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 76785252 ~10% +140.7% 1.848e+08 ~ 5% lkp-snb01/hackbench/1600%-process-pipe 76785252 ~10% +140.7% 1.848e+08 ~ 5% TOTAL cpuidle.C1E-SNB.time 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 0.80 ~45% -69.7% 0.24 ~ 4% lkp-snb01/hackbench/1600%-process-pipe 0.80 ~45% -69.7% 0.24 ~ 4% TOTAL perf-profile.cpu-cycles.try_to_wake_up.default_wake_function.autoremove_wake_function.__wake_up_common.__wake_up_sync_key 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 8.468e+08 ~ 5% -53.0% 3.981e+08 ~ 3% lkp-snb01/hackbench/1600%-process-pipe 8.468e+08 ~ 5% -53.0% 3.981e+08 ~ 3% TOTAL cpuidle.C7-SNB.time 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 336 ~ 7% +106.1% 693 ~ 3% lkp-snb01/hackbench/1600%-process-pipe 336 ~ 7% +106.1% 693 ~ 3% TOTAL slabinfo.mnt_cache.active_objs 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 336 ~ 7% +106.1% 693 ~ 3% lkp-snb01/hackbench/1600%-process-pipe 336 ~ 7% +106.1% 693 ~ 3% TOTAL slabinfo.mnt_cache.num_objs 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 2.63 ~ 3% +177.2% 7.29 ~ 0% lkp-snb01/hackbench/1600%-process-pipe 0.17 ~ 2% +19.3% 0.20 ~ 8% xps2/pigz/100%-128K 2.79 ~ 3% +167.9% 7.48 ~ 0% TOTAL turbostat.%c1 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 1.29 ~28% -51.9% 0.62 ~23% lkp-snb01/hackbench/1600%-process-pipe 1.29 ~28% -51.9% 0.62 ~23% TOTAL perf-profile.cpu-cycles._raw_spin_lock.try_to_wake_up.default_wake_function.autoremove_wake_function.__wake_up_common 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 274323 ~ 3% -51.4% 133375 ~21% lkp-snb01/hackbench/1600%-process-pipe 274323 ~ 3% -51.4% 133375 ~21% TOTAL numa-meminfo.node1.KernelStack 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 17139 ~ 3% -51.5% 8312 ~20% lkp-snb01/hackbench/1600%-process-pipe 17139 ~ 3% -51.5% 8312 ~20% TOTAL numa-vmstat.node1.nr_kernel_stack 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 1.578e+08 ~ 3% +94.6% 3.071e+08 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 1.578e+08 ~ 3% +94.6% 3.071e+08 ~ 1% TOTAL proc-vmstat.numa_local 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 1.578e+08 ~ 3% +94.6% 3.071e+08 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 1.578e+08 ~ 3% +94.6% 3.071e+08 ~ 1% TOTAL proc-vmstat.numa_hit 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 1.612e+08 ~ 3% +93.7% 3.123e+08 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 1.612e+08 ~ 3% +93.7% 3.123e+08 ~ 1% TOTAL proc-vmstat.pgfree 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 1.509e+08 ~ 3% +87.2% 2.824e+08 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 1.509e+08 ~ 3% +87.2% 2.824e+08 ~ 1% TOTAL proc-vmstat.pgalloc_normal 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 444139 ~ 4% -47.5% 233233 ~19% lkp-snb01/hackbench/1600%-process-pipe 444139 ~ 4% -47.5% 233233 ~19% TOTAL numa-meminfo.node1.SUnreclaim 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 110967 ~ 3% -47.9% 57811 ~19% lkp-snb01/hackbench/1600%-process-pipe 110967 ~ 3% -47.9% 57811 ~19% TOTAL numa-vmstat.node1.nr_slab_unreclaimable 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 477043 ~ 3% -44.8% 263564 ~17% lkp-snb01/hackbench/1600%-process-pipe 477043 ~ 3% -44.8% 263564 ~17% TOTAL numa-meminfo.node1.Slab 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 66 ~ 8% -41.0% 39 ~22% xps2/pigz/100%-128K 66 ~ 8% -41.0% 39 ~22% TOTAL cpuidle.C1-NHM.usage 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 101194 ~ 2% -42.7% 58014 ~16% lkp-snb01/hackbench/1600%-process-pipe 101194 ~ 2% -42.7% 58014 ~16% TOTAL numa-vmstat.node1.nr_page_table_pages 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 322081 ~ 4% -63.1% 118798 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 18041 ~ 1% -15.6% 15233 ~ 3% xps2/pigz/100%-128K 17691 ~ 1% -12.6% 15460 ~ 1% xps2/pigz/100%-512K 357814 ~ 3% -58.2% 149492 ~ 1% TOTAL softirqs.SCHED 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 405352 ~ 2% -41.2% 238526 ~15% lkp-snb01/hackbench/1600%-process-pipe 405352 ~ 2% -41.2% 238526 ~15% TOTAL numa-meminfo.node1.PageTables 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 1.31 ~15% +51.8% 1.98 ~14% lkp-snb01/hackbench/1600%-process-pipe 1.31 ~15% +51.8% 1.98 ~14% TOTAL perf-profile.cpu-cycles.vfs_write.sys_write.system_call_fastpath.__write_nocancel 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 662 ~ 7% +63.0% 1080 ~ 3% lkp-snb01/hackbench/1600%-process-pipe 662 ~ 7% +63.0% 1080 ~ 3% TOTAL slabinfo.RAW.num_objs 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 662 ~ 7% +63.0% 1080 ~ 3% lkp-snb01/hackbench/1600%-process-pipe 662 ~ 7% +63.0% 1080 ~ 3% TOTAL slabinfo.RAW.active_objs 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 0.74 ~15% +53.3% 1.13 ~10% lkp-snb01/hackbench/1600%-process-pipe 0.74 ~15% +53.3% 1.13 ~10% TOTAL perf-profile.cpu-cycles.system_call_after_swapgs.__write_nocancel 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 1.08 ~11% +38.0% 1.49 ~14% lkp-snb01/hackbench/1600%-process-pipe 1.08 ~11% +38.0% 1.49 ~14% TOTAL perf-profile.cpu-cycles.selinux_file_permission.security_file_permission.rw_verify_area.vfs_read.sys_read 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 0.82 ~13% +44.7% 1.18 ~10% lkp-snb01/hackbench/1600%-process-pipe 0.82 ~13% +44.7% 1.18 ~10% TOTAL perf-profile.cpu-cycles.file_update_time.pipe_write.new_sync_write.vfs_write.sys_write 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 2336851 ~ 2% -36.7% 1479825 ~12% lkp-snb01/hackbench/1600%-process-pipe 2336851 ~ 2% -36.7% 1479825 ~12% TOTAL numa-meminfo.node1.MemUsed 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 1.02 ~16% +49.0% 1.52 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 1.02 ~16% +49.0% 1.52 ~ 1% TOTAL perf-profile.cpu-cycles.new_sync_read.vfs_read.sys_read.system_call_fastpath.__read_nocancel 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 0.63 ~15% +54.1% 0.97 ~ 5% lkp-snb01/hackbench/1600%-process-pipe 0.63 ~15% +54.1% 0.97 ~ 5% TOTAL perf-profile.cpu-cycles.mutex_lock.pipe_read.new_sync_read.vfs_read.sys_read 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 1.07 ~18% +56.4% 1.68 ~ 2% lkp-snb01/hackbench/1600%-process-pipe 1.07 ~18% +56.4% 1.68 ~ 2% TOTAL perf-profile.cpu-cycles.__sb_end_write.pipe_write.new_sync_write.vfs_write.sys_write 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 0.81 ~18% +57.4% 1.27 ~ 3% lkp-snb01/hackbench/1600%-process-pipe 0.81 ~18% +57.4% 1.27 ~ 3% TOTAL perf-profile.cpu-cycles.system_call.__read_nocancel 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 0.96 ~16% +58.9% 1.52 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 0.96 ~16% +58.9% 1.52 ~ 1% TOTAL perf-profile.cpu-cycles.new_sync_write.vfs_write.sys_write.system_call_fastpath.__write_nocancel 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 1.21 ~18% +56.9% 1.90 ~ 2% lkp-snb01/hackbench/1600%-process-pipe 1.21 ~18% +56.9% 1.90 ~ 2% TOTAL perf-profile.cpu-cycles.__srcu_read_unlock.fsnotify.vfs_write.sys_write.system_call_fastpath 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 1.46 ~18% +56.0% 2.27 ~ 3% lkp-snb01/hackbench/1600%-process-pipe 1.46 ~18% +56.0% 2.27 ~ 3% TOTAL perf-profile.cpu-cycles.__srcu_read_lock.fsnotify.vfs_write.sys_write.system_call_fastpath 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 1.13 ~13% +46.6% 1.66 ~12% lkp-snb01/hackbench/1600%-process-pipe 1.13 ~13% +46.6% 1.66 ~12% TOTAL perf-profile.cpu-cycles.selinux_file_permission.security_file_permission.rw_verify_area.vfs_write.sys_write 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 338506 ~19% +43.3% 484919 ~ 9% xps2/pigz/100%-128K 357641 ~20% +40.6% 502909 ~19% xps2/pigz/100%-512K 696147 ~20% +41.9% 987828 ~14% TOTAL cpuidle.C3-NHM.time 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 2599901 ~ 2% -33.4% 1730340 ~ 2% lkp-snb01/hackbench/1600%-process-pipe 105504 ~ 2% -39.7% 63575 ~10% xps2/pigz/100%-128K 104124 ~ 2% -26.0% 77061 ~ 7% xps2/pigz/100%-512K 2809530 ~ 2% -33.4% 1870976 ~ 2% TOTAL softirqs.RCU 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 105594 ~ 1% -33.1% 70680 ~12% lkp-snb01/hackbench/1600%-process-pipe 105594 ~ 1% -33.1% 70680 ~12% TOTAL numa-vmstat.node1.nr_anon_pages 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 105548 ~ 1% -33.0% 70702 ~12% lkp-snb01/hackbench/1600%-process-pipe 105548 ~ 1% -33.0% 70702 ~12% TOTAL numa-vmstat.node1.nr_active_anon 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 0.80 ~19% +56.1% 1.25 ~ 2% lkp-snb01/hackbench/1600%-process-pipe 0.80 ~19% +56.1% 1.25 ~ 2% TOTAL perf-profile.cpu-cycles.system_call.__write_nocancel 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 1.14 ~14% +51.8% 1.73 ~ 6% lkp-snb01/hackbench/1600%-process-pipe 1.14 ~14% +51.8% 1.73 ~ 6% TOTAL perf-profile.cpu-cycles.fsnotify.vfs_write.sys_write.system_call_fastpath.__write_nocancel 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 3.37 ~ 9% +45.1% 4.89 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 3.37 ~ 9% +45.1% 4.89 ~ 1% TOTAL perf-profile.cpu-cycles.copy_user_generic_string.copy_page_to_iter.pipe_read.new_sync_read.vfs_read 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 1.048e+08 ~ 3% +48.0% 1.55e+08 ~ 2% lkp-snb01/hackbench/1600%-process-pipe 1.048e+08 ~ 3% +48.0% 1.55e+08 ~ 2% TOTAL numa-numastat.node1.local_node 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 1.048e+08 ~ 3% +48.0% 1.55e+08 ~ 2% lkp-snb01/hackbench/1600%-process-pipe 1.048e+08 ~ 3% +48.0% 1.55e+08 ~ 2% TOTAL numa-numastat.node1.numa_hit 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 0.78 ~15% +45.5% 1.14 ~ 8% lkp-snb01/hackbench/1600%-process-pipe 0.78 ~15% +45.5% 1.14 ~ 8% TOTAL perf-profile.cpu-cycles.system_call_after_swapgs.__read_nocancel 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 422963 ~ 1% -31.4% 290240 ~12% lkp-snb01/hackbench/1600%-process-pipe 422963 ~ 1% -31.4% 290240 ~12% TOTAL numa-meminfo.node1.AnonPages 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 1.48 ~16% +51.5% 2.24 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 1.48 ~16% +51.5% 2.24 ~ 1% TOTAL perf-profile.cpu-cycles.copy_page_from_iter_iovec.copy_page_from_iter.pipe_write.new_sync_write.vfs_write 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 422767 ~ 1% -31.3% 290312 ~12% lkp-snb01/hackbench/1600%-process-pipe 422767 ~ 1% -31.3% 290312 ~12% TOTAL numa-meminfo.node1.Active(anon) 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 19200235 ~ 1% +43.6% 27577988 ~ 0% lkp-snb01/hackbench/1600%-process-pipe 19200235 ~ 1% +43.6% 27577988 ~ 0% TOTAL proc-vmstat.pgfault 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 0.96 ~13% +40.5% 1.35 ~11% lkp-snb01/hackbench/1600%-process-pipe 0.96 ~13% +40.5% 1.35 ~11% TOTAL perf-profile.cpu-cycles.__fget_light.sys_read.system_call_fastpath.__read_nocancel 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 2.11 ~16% +38.0% 2.91 ~ 7% lkp-snb01/hackbench/1600%-process-pipe 2.11 ~16% +38.0% 2.91 ~ 7% TOTAL perf-profile.cpu-cycles.pipe_write.new_sync_write.vfs_write.sys_write.system_call_fastpath 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 52816202 ~ 8% +46.8% 77554512 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 52816202 ~ 8% +46.8% 77554512 ~ 1% TOTAL numa-vmstat.node1.numa_hit 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 52804907 ~ 8% +46.7% 77483170 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 52804907 ~ 8% +46.7% 77483170 ~ 1% TOTAL numa-vmstat.node1.numa_local 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 1225 ~ 4% +41.2% 1729 ~11% xps2/pigz/100%-128K 1225 ~ 4% +41.2% 1729 ~11% TOTAL cpuidle.C6-NHM.usage 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 0.77 ~17% +44.2% 1.11 ~ 4% lkp-snb01/hackbench/1600%-process-pipe 0.77 ~17% +44.2% 1.11 ~ 4% TOTAL perf-profile.cpu-cycles.mutex_unlock.new_sync_read.vfs_read.sys_read.system_call_fastpath 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 2.50 ~16% +53.0% 3.83 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 4.75 ~ 6% +14.9% 5.46 ~ 8% xps2/pigz/100%-128K 7.25 ~ 9% +28.1% 9.29 ~ 5% TOTAL perf-profile.cpu-cycles.copy_user_generic_string.copy_page_from_iter.pipe_write.new_sync_write.vfs_write 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 525 ~ 8% +36.3% 715 ~ 4% xps2/pigz/100%-128K 525 ~ 8% +36.3% 715 ~ 4% TOTAL cpuidle.C3-NHM.usage 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 42939 ~ 6% +43.8% 61753 ~18% lkp-snb01/hackbench/1600%-process-pipe 42939 ~ 6% +43.8% 61753 ~18% TOTAL numa-vmstat.node0.nr_page_table_pages 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 1065264 ~ 5% +44.6% 1539953 ~14% lkp-snb01/hackbench/1600%-process-pipe 1065264 ~ 5% +44.6% 1539953 ~14% TOTAL numa-meminfo.node0.MemUsed 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 1326 ~ 2% +30.8% 1734 ~ 3% lkp-snb01/hackbench/1600%-process-pipe 1326 ~ 2% +30.8% 1734 ~ 3% TOTAL slabinfo.sock_inode_cache.num_objs 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 1326 ~ 2% +30.8% 1734 ~ 3% lkp-snb01/hackbench/1600%-process-pipe 1326 ~ 2% +30.8% 1734 ~ 3% TOTAL slabinfo.sock_inode_cache.active_objs 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 1.40 ~18% +52.1% 2.13 ~ 3% lkp-snb01/hackbench/1600%-process-pipe 1.40 ~18% +52.1% 2.13 ~ 3% TOTAL perf-profile.cpu-cycles.__sb_start_write.pipe_write.new_sync_write.vfs_write.sys_write 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 171696 ~ 6% +43.4% 246188 ~19% lkp-snb01/hackbench/1600%-process-pipe 171696 ~ 6% +43.4% 246188 ~19% TOTAL numa-meminfo.node0.PageTables 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 1.18 ~14% +32.0% 1.56 ~10% lkp-snb01/hackbench/1600%-process-pipe 1.18 ~14% +32.0% 1.56 ~10% TOTAL perf-profile.cpu-cycles.__fget_light.sys_write.system_call_fastpath.__write_nocancel 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 2.07 ~20% +46.4% 3.03 ~10% lkp-snb01/hackbench/1600%-process-pipe 2.07 ~20% +46.4% 3.03 ~10% TOTAL perf-profile.cpu-cycles.avc_has_perm.inode_has_perm.file_has_perm.selinux_file_permission.security_file_permission 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 0.94 ~ 7% +28.0% 1.21 ~ 3% lkp-snb01/hackbench/1600%-process-pipe 0.94 ~ 7% +28.0% 1.21 ~ 3% TOTAL perf-profile.cpu-cycles.touch_atime.pipe_read.new_sync_read.vfs_read.sys_read 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 49554 ~ 4% +34.5% 66654 ~ 4% lkp-snb01/hackbench/1600%-process-pipe 49554 ~ 4% +34.5% 66654 ~ 4% TOTAL cpuidle.C7-SNB.usage 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 468246 ~ 3% -26.0% 346293 ~ 9% lkp-snb01/hackbench/1600%-process-pipe 468246 ~ 3% -26.0% 346293 ~ 9% TOTAL numa-meminfo.node1.Active 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 2.05 ~ 9% +30.3% 2.67 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 2.05 ~ 9% +30.3% 2.67 ~ 1% TOTAL perf-profile.cpu-cycles.copy_page_to_iter_iovec.copy_page_to_iter.pipe_read.new_sync_read.vfs_read 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 1.02 ~14% +33.6% 1.36 ~ 3% lkp-snb01/hackbench/1600%-process-pipe 1.02 ~14% +33.6% 1.36 ~ 3% TOTAL perf-profile.cpu-cycles.__write_nocancel 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 257147 ~ 0% -11.0% 228841 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 3472 ~ 6% +34.7% 4676 ~ 8% xps2/pigz/100%-128K 3552 ~11% +25.2% 4446 ~ 6% xps2/pigz/100%-512K 264172 ~ 0% -9.9% 237963 ~ 1% TOTAL slabinfo.anon_vma.active_objs 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 271487 ~ 0% -10.2% 243787 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 3472 ~ 6% +34.7% 4676 ~ 8% xps2/pigz/100%-128K 3552 ~11% +25.2% 4446 ~ 6% xps2/pigz/100%-512K 278512 ~ 0% -9.2% 252909 ~ 1% TOTAL slabinfo.anon_vma.num_objs 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 220620 ~ 5% +28.6% 283650 ~ 6% lkp-snb01/hackbench/1600%-process-pipe 220620 ~ 5% +28.6% 283650 ~ 6% TOTAL cpuidle.C1E-SNB.usage 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 2.19 ~16% +38.2% 3.02 ~ 3% lkp-snb01/hackbench/1600%-process-pipe 2.19 ~16% +38.2% 3.02 ~ 3% TOTAL perf-profile.cpu-cycles.mutex_unlock.new_sync_write.vfs_write.sys_write.system_call_fastpath 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 1.23 ~12% +30.8% 1.61 ~ 3% lkp-snb01/hackbench/1600%-process-pipe 1.23 ~12% +30.8% 1.61 ~ 3% TOTAL perf-profile.cpu-cycles.vfs_read.sys_read.system_call_fastpath.__read_nocancel 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 1.33 ~ 6% +18.0% 1.57 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 1.33 ~ 6% +18.0% 1.57 ~ 1% TOTAL perf-profile.cpu-cycles.__read_nocancel 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 10259 ~ 9% -18.1% 8402 ~ 8% lkp-snb01/hackbench/1600%-process-pipe 1672 ~ 3% -8.4% 1531 ~ 4% xps2/pigz/100%-512K 11931 ~ 8% -16.7% 9933 ~ 7% TOTAL slabinfo.proc_inode_cache.num_objs 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 2094 ~ 7% +14.3% 2393 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 2094 ~ 7% +14.3% 2393 ~ 1% TOTAL uptime.idle 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 6780 ~ 0% +18.0% 7997 ~ 0% lkp-snb01/hackbench/1600%-process-pipe 6780 ~ 0% +18.0% 7997 ~ 0% TOTAL vmstat.procs.r 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 1.13 ~ 5% +16.0% 1.32 ~ 2% lkp-snb01/hackbench/1600%-process-pipe 1.13 ~ 5% +16.0% 1.32 ~ 2% TOTAL perf-profile.cpu-cycles.mutex_lock.pipe_write.new_sync_write.vfs_write.sys_write 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 0.17 ~ 5% +15.3% 0.20 ~ 2% xps2/pigz/100%-128K 0.17 ~ 5% +15.3% 0.20 ~ 2% TOTAL turbostat.%pc6 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 5797050 ~ 2% +17.3% 6801865 ~ 5% xps2/pigz/100%-128K 5797050 ~ 2% +17.3% 6801865 ~ 5% TOTAL cpuidle.C6-NHM.time 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 1.77 ~ 4% +22.1% 2.16 ~ 5% lkp-snb01/hackbench/1600%-process-pipe 1.77 ~ 4% +22.1% 2.16 ~ 5% TOTAL perf-profile.cpu-cycles.pipe_read.new_sync_read.vfs_read.sys_read.system_call_fastpath 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 10101941 ~ 0% -14.4% 8650440 ~ 2% lkp-snb01/hackbench/1600%-process-pipe 10101941 ~ 0% -14.4% 8650440 ~ 2% TOTAL meminfo.Committed_AS 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 176173 ~ 0% -13.4% 152605 ~ 2% lkp-snb01/hackbench/1600%-process-pipe 176173 ~ 0% -13.4% 152605 ~ 2% TOTAL proc-vmstat.nr_anon_pages 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 176133 ~ 0% -13.3% 152665 ~ 2% lkp-snb01/hackbench/1600%-process-pipe 176133 ~ 0% -13.3% 152665 ~ 2% TOTAL proc-vmstat.nr_active_anon 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 69007 ~ 6% -8.3% 63255 ~ 5% lkp-snb01/hackbench/1600%-process-pipe 69007 ~ 6% -8.3% 63255 ~ 5% TOTAL numa-vmstat.node0.nr_file_pages 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 275989 ~ 5% -8.3% 253185 ~ 5% lkp-snb01/hackbench/1600%-process-pipe 275989 ~ 5% -8.3% 253185 ~ 5% TOTAL numa-meminfo.node0.FilePages 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 144484 ~ 0% -14.3% 123860 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 144484 ~ 0% -14.3% 123860 ~ 1% TOTAL proc-vmstat.nr_page_table_pages 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 1824 ~ 6% +13.2% 2064 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 1824 ~ 6% +13.2% 2064 ~ 1% TOTAL slabinfo.shmem_inode_cache.num_objs 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 1824 ~ 6% +13.2% 2064 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 1824 ~ 6% +13.2% 2064 ~ 1% TOTAL slabinfo.shmem_inode_cache.active_objs 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 705846 ~ 0% -13.0% 613934 ~ 2% lkp-snb01/hackbench/1600%-process-pipe 705846 ~ 0% -13.0% 613934 ~ 2% TOTAL meminfo.AnonPages 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 705673 ~ 0% -13.0% 614218 ~ 2% lkp-snb01/hackbench/1600%-process-pipe 705673 ~ 0% -13.0% 614218 ~ 2% TOTAL meminfo.Active(anon) 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 2746 ~ 3% +12.5% 3091 ~ 3% lkp-snb01/hackbench/1600%-process-pipe 2746 ~ 3% +12.5% 3091 ~ 3% TOTAL slabinfo.kmalloc-96.active_objs 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 579273 ~ 0% -14.0% 498028 ~ 2% lkp-snb01/hackbench/1600%-process-pipe 579273 ~ 0% -14.0% 498028 ~ 2% TOTAL meminfo.PageTables 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 2788 ~ 3% +12.3% 3133 ~ 3% lkp-snb01/hackbench/1600%-process-pipe 2788 ~ 3% +12.3% 3133 ~ 3% TOTAL slabinfo.kmalloc-96.num_objs 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 819171 ~ 0% -12.2% 719483 ~ 2% lkp-snb01/hackbench/1600%-process-pipe 819171 ~ 0% -12.2% 719483 ~ 2% TOTAL meminfo.Active 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 404148 ~ 0% -11.8% 356411 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 3274 ~ 1% -8.5% 2996 ~ 5% xps2/pigz/100%-128K 3366 ~ 4% -12.4% 2947 ~ 4% xps2/pigz/100%-512K 410789 ~ 0% -11.8% 362355 ~ 1% TOTAL slabinfo.vm_area_struct.active_objs 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 420842 ~ 0% -11.2% 373711 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 3312 ~ 2% -8.3% 3038 ~ 6% xps2/pigz/100%-128K 3408 ~ 3% -12.4% 2984 ~ 3% xps2/pigz/100%-512K 427563 ~ 0% -11.2% 379734 ~ 1% TOTAL slabinfo.vm_area_struct.num_objs 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 533974 ~ 0% -11.5% 472605 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 533974 ~ 0% -11.5% 472605 ~ 1% TOTAL slabinfo.kmalloc-64.active_objs 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 1421 ~ 0% -10.8% 1267 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 1421 ~ 0% -10.8% 1267 ~ 1% TOTAL slabinfo.sighand_cache.active_slabs 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 1421 ~ 0% -10.8% 1267 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 1421 ~ 0% -10.8% 1267 ~ 1% TOTAL slabinfo.sighand_cache.num_slabs 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 21323 ~ 0% -10.8% 19020 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 21323 ~ 0% -10.8% 19020 ~ 1% TOTAL slabinfo.sighand_cache.num_objs 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 1114 ~ 0% -11.0% 991 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 1114 ~ 0% -11.0% 991 ~ 1% TOTAL slabinfo.mm_struct.num_slabs 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 1114 ~ 0% -11.0% 991 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 1114 ~ 0% -11.0% 991 ~ 1% TOTAL slabinfo.mm_struct.active_slabs 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 18957 ~ 0% -11.1% 16861 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 18957 ~ 0% -11.1% 16861 ~ 1% TOTAL slabinfo.mm_struct.num_objs 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 19974 ~ 0% -10.8% 17814 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 19974 ~ 0% -10.8% 17814 ~ 1% TOTAL slabinfo.task_struct.num_objs 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 4993 ~ 0% -10.8% 4453 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 4993 ~ 0% -10.8% 4453 ~ 1% TOTAL slabinfo.task_struct.num_slabs 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 4993 ~ 0% -10.8% 4453 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 4993 ~ 0% -10.8% 4453 ~ 1% TOTAL slabinfo.task_struct.active_slabs 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 9564 ~ 0% -11.2% 8492 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 9564 ~ 0% -11.2% 8492 ~ 1% TOTAL slabinfo.vm_area_struct.num_slabs 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 9564 ~ 0% -11.2% 8492 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 9564 ~ 0% -11.2% 8492 ~ 1% TOTAL slabinfo.vm_area_struct.active_slabs 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 20909 ~ 0% -10.1% 18793 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 20909 ~ 0% -10.1% 18793 ~ 1% TOTAL slabinfo.sighand_cache.active_objs 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 19775 ~ 1% -10.5% 17695 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 19775 ~ 1% -10.5% 17695 ~ 1% TOTAL slabinfo.task_struct.active_objs 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 559228 ~ 0% -10.9% 498132 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 559228 ~ 0% -10.9% 498132 ~ 1% TOTAL slabinfo.kmalloc-64.num_objs 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 8737 ~ 0% -10.9% 7782 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 8737 ~ 0% -10.9% 7782 ~ 1% TOTAL slabinfo.kmalloc-64.num_slabs 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 8737 ~ 0% -10.9% 7782 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 8737 ~ 0% -10.9% 7782 ~ 1% TOTAL slabinfo.kmalloc-64.active_slabs 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 19540 ~ 1% -10.3% 17524 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 19540 ~ 1% -10.3% 17524 ~ 1% TOTAL proc-vmstat.nr_kernel_stack 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 1653 ~ 2% -7.9% 1522 ~ 3% xps2/pigz/100%-512K 1653 ~ 2% -7.9% 1522 ~ 3% TOTAL slabinfo.proc_inode_cache.active_objs 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 15845 ~ 0% -9.8% 14296 ~ 0% lkp-snb01/hackbench/1600%-process-pipe 15845 ~ 0% -9.8% 14296 ~ 0% TOTAL slabinfo.kmalloc-1024.active_objs 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 5322 ~ 0% -10.2% 4779 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 5322 ~ 0% -10.2% 4779 ~ 1% TOTAL slabinfo.anon_vma.num_slabs 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 5322 ~ 0% -10.2% 4779 ~ 1% lkp-snb01/hackbench/1600%-process-pipe 5322 ~ 0% -10.2% 4779 ~ 1% TOTAL slabinfo.anon_vma.active_slabs 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 312131 ~ 1% -10.4% 279585 ~ 2% lkp-snb01/hackbench/1600%-process-pipe 312131 ~ 1% -10.4% 279585 ~ 2% TOTAL meminfo.KernelStack 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 758083 ~ 4% -80.0% 151644 ~14% lkp-snb01/hackbench/1600%-process-pipe 9915 ~ 0% -10.4% 8882 ~ 0% xps2/pigz/100%-128K 9033 ~ 1% -3.5% 8715 ~ 0% xps2/pigz/100%-512K 777032 ~ 4% -78.2% 169242 ~13% TOTAL vmstat.system.in 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 1.235e+09 ~ 2% -50.2% 6.146e+08 ~ 3% lkp-snb01/hackbench/1600%-process-pipe 665615 ~ 2% +124.4% 1493408 ~ 0% xps2/pigz/100%-128K 225299 ~ 2% +75.0% 394317 ~ 0% xps2/pigz/100%-512K 1.236e+09 ~ 2% -50.1% 6.164e+08 ~ 3% TOTAL time.involuntary_context_switches 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 5797529 ~ 0% -49.9% 2906036 ~ 2% lkp-snb01/hackbench/1600%-process-pipe 5804 ~ 0% +86.7% 10834 ~ 0% xps2/pigz/100%-128K 1983 ~ 1% +61.4% 3202 ~ 0% xps2/pigz/100%-512K 5805316 ~ 0% -49.7% 2920073 ~ 2% TOTAL vmstat.system.cs 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 2.303e+09 ~ 1% -50.5% 1.14e+09 ~ 3% lkp-snb01/hackbench/1600%-process-pipe 971741 ~ 0% +70.1% 1652539 ~ 0% xps2/pigz/100%-128K 257403 ~ 0% +67.9% 432153 ~ 0% xps2/pigz/100%-512K 2.304e+09 ~ 1% -50.4% 1.142e+09 ~ 3% TOTAL time.voluntary_context_switches 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 17874373 ~ 1% +51.0% 26995527 ~ 0% lkp-snb01/hackbench/1600%-process-pipe 17874373 ~ 1% +51.0% 26995527 ~ 0% TOTAL time.minor_page_faults 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 1579 ~ 1% -11.8% 1392 ~ 0% lkp-snb01/hackbench/1600%-process-pipe 1579 ~ 1% -11.8% 1392 ~ 0% TOTAL time.user_time 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 16907 ~ 1% -3.1% 16387 ~ 0% lkp-snb01/hackbench/1600%-process-pipe 16907 ~ 1% -3.1% 16387 ~ 0% TOTAL time.system_time 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 94.22 ~ 0% -2.6% 91.78 ~ 0% lkp-snb01/hackbench/1600%-process-pipe 94.22 ~ 0% -2.6% 91.78 ~ 0% TOTAL turbostat.%c0 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 3004 ~ 0% -2.3% 2934 ~ 0% lkp-snb01/hackbench/1600%-process-pipe 3004 ~ 0% -2.3% 2934 ~ 0% TOTAL time.percent_of_cpu_this_job_got 55ea71268e23ea3 49df457a977e6c0e3f43fb926 --------------- ------------------------- 164 ~ 0% +1.0% 166 ~ 0% lkp-snb01/hackbench/1600%-process-pipe 164 ~ 0% +1.0% 166 ~ 0% TOTAL turbostat.Cor_W Legend: ~XX% - stddev percent [+-]XX% - change percent time.voluntary_context_switches 460000 ++-----------------------------------------------------------------+ 440000 O+ O O O O | | O O O O O | 420000 ++ | 400000 ++ | 380000 ++ | 360000 ++ | | | 340000 ++ | 320000 ++ | 300000 ++ | 280000 ++ | | | 260000 *+...*....*...*....*....*....*....*...*....*....*....*...*....*....* 240000 ++-----------------------------------------------------------------+ time.involuntary_context_switches 450000 ++-----------------------------------------------------------------+ | | O O O O O | 400000 ++ O O O O O | | | | | 350000 ++ | | | 300000 ++ | | | | | 250000 ++ | | ..*....*.... ..*.... ..*....*... ..* *....*....*...*....*.. *. *.. *....*.. | 200000 ++-----------------------------------------------------------------+ vmstat.system.cs 3400 ++-------------------------------------------------------------------+ O O O O O | 3200 ++ O O O O O | 3000 ++ | | | 2800 ++ | | | 2600 ++ | | | 2400 ++ | 2200 ++ | | | 2000 *+... ..*....*....*...*....*....*....*.... ..* | *....*....*....*.. *....*.. | 1800 ++-------------------------------------------------------------------+ [*] 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. Thanks, Aaron