hi, Roman, On Sat, Jul 20, 2024 at 01:14:16AM +0800, Roman Gushchin wrote: > On Tue, Jul 16, 2024 at 03:53:25PM +0800, Oliver Sang wrote: > > hi, Roman, > > > > On Mon, Jul 15, 2024 at 10:18:39PM +0000, Roman Gushchin wrote: > > > On Mon, Jul 15, 2024 at 10:14:31PM +0800, Oliver Sang wrote: > > > > hi, Roman Gushchin, > > > > > > > > On Fri, Jul 12, 2024 at 07:03:31PM +0000, Roman Gushchin wrote: > > > > > On Fri, Jul 12, 2024 at 02:04:48PM +0800, kernel test robot wrote: > > > > > > > > > > > > > > > > > > Hello, > > > > > > > > > > > > kernel test robot noticed a -29.4% regression of aim7.jobs-per-min on: > > > > > > > > > > > > > > > > > > commit: 98c9daf5ae6be008f78c07b744bcff7bcc6e98da ("mm: memcg: guard memcg1-specific members of struct mem_cgroup_per_node") > > > > > > https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master > > > > > > > > > > Hello, > > > > > > > > > > thank you for the report! > > > > > > > > > > I'd expect that the regression should be fixed by the commit > > > > > "mm: memcg: add cache line padding to mem_cgroup_per_node". > > > > > > > > > > Can you, please, confirm that it's not the case? > > > > > > > > > > Thank you! > > > > > > > > in our this aim7 test, we found the performance partially recovered by > > > > "mm: memcg: add cache line padding to mem_cgroup_per_node" but not fully > > > > > > Thank you for providing the detailed information! > > > > > > Can you, please, check if the following patch resolves the regression entirely? > > > > no. in our tests, the following patch has little impact. > > I directly apply it upon 6df13230b6 (if this is not the proper applyment, please > > let me know, thanks) > > Hm, interesting. And thank you for the confirmation, you did everything correct. > Because the only thing the original patch did was a removal of few fields from > the mem_cgroup_per_node struct, there are not many options left here. > Would you mind to try the following patch? > > Thank you and really appreciate your help! you are welcome! though we saw there are further discussions, we still share our test results to you. in our tests, by your new version patch, the regression is entirely resoloved. ========================================================================================= compiler/cpufreq_governor/disk/fs/kconfig/load/rootfs/tbox_group/test/testcase: gcc-13/performance/1BRD_48G/ext4/x86_64-rhel-8.3/3000/debian-12-x86_64-20240206.cgz/lkp-icl-2sp2/disk_rr/aim7 commit: 94b7e5bf09 ("mm: memcg: put memcg1-specific struct mem_cgroup's members under CONFIG_MEMCG_V1") 98c9daf5ae ("mm: memcg: guard memcg1-specific members of struct mem_cgroup_per_node") 6df13230b6 ("mm: memcg: add cache line padding to mem_cgroup_per_node") 981204d280 <--- your v2 "_pad2_" patch 94b7e5bf09b08aa4 98c9daf5ae6be008f78c07b744b 6df13230b612af81ce04f20bb37 981204d28033e8b3a33c3f18861 ---------------- --------------------------- --------------------------- --------------------------- %stddev %change %stddev %change %stddev %change %stddev \ | \ | \ | \ 76.42 +15.1% 87.99 ± 3% +3.1% 78.77 +1.2% 77.31 ± 3% uptime.boot 53.28 ± 2% -27.5% 38.65 ± 2% -9.1% 48.45 ± 2% -0.4% 53.06 iostat.cpu.idle 44.58 ± 2% +33.6% 59.58 +11.2% 49.57 ± 2% +0.5% 44.80 iostat.cpu.system 2.13 -17.0% 1.77 -7.1% 1.98 +0.4% 2.14 iostat.cpu.user 49.85 ± 2% -14.7 35.17 ± 2% -5.2 44.66 ± 3% -0.4 49.48 mpstat.cpu.all.idle% 0.15 ± 7% +0.0 0.15 ± 3% -0.0 0.13 ± 4% -0.0 0.15 ± 4% mpstat.cpu.all.irq% 47.74 ± 2% +15.1 62.82 +5.4 53.14 ± 2% +0.4 48.10 mpstat.cpu.all.sys% 2.23 -0.4 1.82 -0.2 2.04 +0.0 2.24 mpstat.cpu.all.usr% 4752 ± 13% -18.1% 3890 ± 11% -9.0% 4322 ± 19% +5.5% 5014 ± 44% sched_debug.cpu.avg_idle.min 0.00 ± 32% -49.2% 0.00 ±171% -62.3% 0.00 ± 99% -34.2% 0.00 ± 89% sched_debug.rt_rq:.rt_time.avg 0.19 ± 32% -49.2% 0.10 ±171% -62.3% 0.07 ± 99% -34.2% 0.13 ± 89% sched_debug.rt_rq:.rt_time.max 0.02 ± 32% -49.2% 0.01 ±171% -62.3% 0.01 ± 99% -34.2% 0.01 ± 89% sched_debug.rt_rq:.rt_time.stddev 53.29 ± 2% -27.4% 38.70 ± 2% -9.4% 48.28 ± 2% -0.4% 53.07 vmstat.cpu.id 2.242e+08 -0.0% 2.242e+08 +0.0% 2.243e+08 +14.7% 2.573e+08 vmstat.memory.free 65.83 ± 4% +59.1% 104.76 ± 3% +19.0% 78.35 ± 3% -0.7% 65.39 ± 4% vmstat.procs.r 8385 ± 4% +34.6% 11284 ± 3% +20.5% 10101 ± 8% +2.2% 8573 ± 6% vmstat.system.cs 245966 ± 2% +8.1% 265964 +19.3% 293498 ± 2% +0.2% 246520 vmstat.system.in 778685 -29.4% 549435 -10.3% 698378 +0.2% 779959 aim7.jobs-per-min 23.31 +41.4% 32.96 +11.4% 25.96 -0.2% 23.27 aim7.time.elapsed_time 23.31 +41.4% 32.96 +11.4% 25.96 -0.2% 23.27 aim7.time.elapsed_time.max 47890 ± 7% +338.5% 210000 ± 3% +117.1% 103949 ± 7% +4.6% 50095 ± 6% aim7.time.involuntary_context_switches 6674 +26.7% 8455 +10.5% 7372 -0.2% 6657 aim7.time.percent_of_cpu_this_job_got 1510 +81.7% 2744 ± 2% +23.8% 1869 -0.4% 1504 aim7.time.system_time 19454 ± 3% +9.1% 21223 ± 3% -3.5% 18782 ± 4% -2.0% 19067 ± 3% aim7.time.voluntary_context_switches 23.31 +41.4% 32.96 +11.4% 25.96 -0.2% 23.27 time.elapsed_time 23.31 +41.4% 32.96 +11.4% 25.96 -0.2% 23.27 time.elapsed_time.max 47890 ± 7% +338.5% 210000 ± 3% +117.1% 103949 ± 7% +4.6% 50095 ± 6% time.involuntary_context_switches 6674 +26.7% 8455 +10.5% 7372 -0.2% 6657 time.percent_of_cpu_this_job_got 1510 +81.7% 2744 ± 2% +23.8% 1869 -0.4% 1504 time.system_time 45.72 -4.9% 43.47 -1.7% 44.96 -0.4% 45.53 time.user_time 19454 ± 3% +9.1% 21223 ± 3% -3.5% 18782 ± 4% -2.0% 19067 ± 3% time.voluntary_context_switches 49345 ± 6% +108.4% 102820 ± 10% +32.3% 65261 ± 5% -4.1% 47303 ± 3% meminfo.Active 22670 ± 11% +182.6% 64065 ± 15% +57.3% 35667 ± 11% -6.2% 21274 ± 7% meminfo.Active(anon) 26674 ± 4% +45.3% 38754 ± 4% +10.9% 29594 ± 5% -2.4% 26028 ± 5% meminfo.Active(file) 33695 +18.6% 39973 ± 3% +3.8% 34971 -1.2% 33306 meminfo.AnonHugePages 1.154e+08 +0.0% 1.154e+08 +0.0% 1.154e+08 +14.3% 1.319e+08 meminfo.CommitLimit 2.244e+08 -0.1% 2.241e+08 -0.4% 2.236e+08 +14.7% 2.573e+08 meminfo.DirectMap1G 1360098 ± 3% +14.0% 1551107 ± 2% +1.6% 1381539 ± 3% +3.3% 1405172 ± 3% meminfo.Inactive 803759 +15.0% 924519 +4.7% 841839 -0.5% 799481 meminfo.Inactive(anon) 66977 ± 3% +115.7% 144485 ± 7% +21.0% 81015 ± 3% -3.8% 64423 ± 2% meminfo.Mapped 2.216e+08 -0.1% 2.214e+08 -0.1% 2.214e+08 +14.9% 2.545e+08 meminfo.MemAvailable 2.221e+08 -0.1% 2.219e+08 -0.0% 2.22e+08 +14.8% 2.551e+08 meminfo.MemFree 2.307e+08 +0.0% 2.307e+08 +0.0% 2.307e+08 +14.3% 2.637e+08 meminfo.MemTotal 78152 ± 9% +188.4% 225431 ± 5% +64.5% 128567 ± 5% -9.6% 70624 ± 6% meminfo.Shmem 15327 ± 8% +52.6% 23389 ± 11% +29.5% 19853 ± 14% +16.0% 17781 ± 10% numa-meminfo.node0.Active 1872 ± 53% +100.1% 3747 ± 29% +107.1% 3877 ± 31% +127.8% 4264 ± 7% numa-meminfo.node0.Active(anon) 13455 ± 9% +46.0% 19642 ± 10% +18.7% 15975 ± 13% +0.5% 13516 ± 12% numa-meminfo.node0.Active(file) 601453 ± 17% -45.5% 327882 ± 59% -66.4% 202373 ±109% -52.6% 285131 ± 71% numa-meminfo.node0.AnonPages 875888 ± 10% -25.8% 649771 ± 29% -45.1% 480842 ± 47% -32.6% 590166 ± 35% numa-meminfo.node0.Inactive 602152 ± 17% -44.9% 331923 ± 58% -66.2% 203431 ±109% -52.6% 285685 ± 71% numa-meminfo.node0.Inactive(anon) 19657 ± 14% +111.2% 41510 ± 18% +76.5% 34690 ± 37% +24.3% 24440 ± 48% numa-meminfo.node0.Mapped 6081 ± 16% +84.9% 11247 ± 42% +38.8% 8442 ± 13% +38.5% 8422 ± 6% numa-meminfo.node0.Shmem 33647 ± 8% +134.3% 78825 ± 15% +35.8% 45703 ± 9% -10.2% 30214 ± 3% numa-meminfo.node1.Active 20790 ± 14% +188.7% 60020 ± 18% +52.8% 31760 ± 14% -16.7% 17318 ± 9% numa-meminfo.node1.Active(anon) 12857 ± 7% +46.3% 18805 ± 9% +8.4% 13942 ± 8% +0.3% 12896 ± 10% numa-meminfo.node1.Active(file) 150990 ± 70% +190.9% 439229 ± 44% +264.7% 550716 ± 40% +210.3% 468571 ± 43% numa-meminfo.node1.AnonPages 180780 ± 55% +160.4% 470756 ± 41% +220.7% 579702 ± 39% +173.1% 493698 ± 42% numa-meminfo.node1.AnonPages.max 485228 ± 23% +85.5% 899983 ± 21% +85.5% 900160 ± 25% +67.6% 813028 ± 26% numa-meminfo.node1.Inactive 202089 ± 50% +192.9% 591917 ± 32% +215.8% 638153 ± 34% +154.3% 513982 ± 39% numa-meminfo.node1.Inactive(anon) 47991 ± 7% +112.0% 101755 ± 8% -2.6% 46748 ± 32% -15.0% 40769 ± 26% numa-meminfo.node1.Mapped 93326924 +0.8% 94106109 +1.2% 94466709 +36.2% 1.271e+08 numa-meminfo.node1.MemFree 99028084 +0.0% 99028084 +0.0% 99028084 +33.4% 1.321e+08 numa-meminfo.node1.MemTotal 72431 ± 8% +194.1% 213055 ± 4% +65.2% 119653 ± 5% -12.7% 63207 ± 6% numa-meminfo.node1.Shmem 467.96 ± 53% +99.5% 933.35 ± 29% +107.2% 969.49 ± 31% +127.9% 1066 ± 7% numa-vmstat.node0.nr_active_anon 3290 ± 10% +50.9% 4965 ± 10% +20.2% 3956 ± 7% -0.4% 3277 ± 10% numa-vmstat.node0.nr_active_file 150399 ± 17% -45.5% 82004 ± 59% -66.3% 50675 ±109% -52.7% 71196 ± 71% numa-vmstat.node0.nr_anon_pages 150570 ± 17% -45.0% 82828 ± 59% -66.2% 50936 ±108% -52.6% 71333 ± 71% numa-vmstat.node0.nr_inactive_anon 4793 ± 17% +113.8% 10249 ± 20% +84.1% 8827 ± 36% +31.7% 6311 ± 48% numa-vmstat.node0.nr_mapped 1519 ± 16% +72.6% 2622 ± 33% +38.8% 2110 ± 13% +38.5% 2105 ± 6% numa-vmstat.node0.nr_shmem 467.96 ± 53% +99.4% 933.32 ± 29% +107.2% 969.49 ± 31% +127.9% 1066 ± 7% numa-vmstat.node0.nr_zone_active_anon 3294 ± 9% +50.9% 4970 ± 10% +20.4% 3967 ± 7% +0.1% 3296 ± 9% numa-vmstat.node0.nr_zone_active_file 150570 ± 17% -45.0% 82827 ± 59% -66.2% 50936 ±108% -52.6% 71333 ± 71% numa-vmstat.node0.nr_zone_inactive_anon 4955 ± 11% +202.3% 14980 ± 18% +61.8% 8017 ± 16% -10.0% 4458 ± 9% numa-vmstat.node1.nr_active_anon 3376 ± 8% +40.1% 4729 ± 7% +7.0% 3611 ± 13% -4.1% 3238 ± 8% numa-vmstat.node1.nr_active_file 38044 ± 69% +188.6% 109788 ± 44% +261.9% 137690 ± 40% +207.9% 117122 ± 43% numa-vmstat.node1.nr_anon_pages 23331085 +0.8% 23527208 +1.2% 23617254 +36.2% 31785125 numa-vmstat.node1.nr_free_pages 50152 ± 51% +194.6% 147731 ± 32% +218.6% 159767 ± 34% +156.6% 128700 ± 39% numa-vmstat.node1.nr_inactive_anon 12101 ± 7% +109.5% 25357 ± 8% -1.6% 11908 ± 33% -13.7% 10445 ± 27% numa-vmstat.node1.nr_mapped 393216 +0.0% 393216 +0.0% 393216 +33.3% 524288 numa-vmstat.node1.nr_memmap_boot 17201 ± 7% +208.3% 53026 ± 4% +75.7% 30214 ± 8% -6.1% 16157 ± 5% numa-vmstat.node1.nr_shmem 4955 ± 11% +202.3% 14980 ± 18% +61.8% 8017 ± 16% -10.0% 4458 ± 9% numa-vmstat.node1.nr_zone_active_anon 3352 ± 8% +41.1% 4729 ± 7% +7.8% 3612 ± 13% -3.7% 3228 ± 7% numa-vmstat.node1.nr_zone_active_file 50150 ± 51% +194.6% 147730 ± 32% +218.6% 159766 ± 34% +156.6% 128700 ± 39% numa-vmstat.node1.nr_zone_inactive_anon 5776 ± 11% +175.1% 15893 ± 16% +55.0% 8953 ± 11% -5.9% 5433 ± 7% proc-vmstat.nr_active_anon 6595 ± 8% +46.7% 9677 ± 3% +12.6% 7424 ± 5% -1.4% 6506 ± 7% proc-vmstat.nr_active_file 187950 +2.0% 191760 +0.1% 188193 +0.2% 188345 proc-vmstat.nr_anon_pages 5532779 -0.1% 5528733 -0.0% 5530018 +14.9% 6354839 proc-vmstat.nr_dirty_background_threshold 11079086 -0.1% 11070986 -0.0% 11073558 +14.9% 12725216 proc-vmstat.nr_dirty_threshold 945653 +6.0% 1002646 +1.0% 955008 +1.1% 956077 proc-vmstat.nr_file_pages 55532095 -0.1% 55470389 -0.0% 55507767 +14.8% 63769166 proc-vmstat.nr_free_pages 201118 +14.8% 230842 +4.7% 210479 -0.6% 199886 proc-vmstat.nr_inactive_anon 17214 ± 3% +108.2% 35836 ± 6% +20.0% 20660 ± 3% -3.9% 16541 ± 2% proc-vmstat.nr_mapped 916480 +0.0% 916480 +0.0% 916480 +14.3% 1047552 proc-vmstat.nr_memmap_boot 19951 ± 8% +180.4% 55933 ± 4% +61.5% 32218 ± 5% -9.8% 17996 ± 5% proc-vmstat.nr_shmem 40267 +2.7% 41335 -0.7% 39991 +0.9% 40618 proc-vmstat.nr_slab_reclaimable 86277 +1.8% 87792 +0.1% 86326 +0.8% 86995 proc-vmstat.nr_slab_unreclaimable 5776 ± 11% +175.1% 15893 ± 16% +55.0% 8953 ± 11% -5.9% 5433 ± 7% proc-vmstat.nr_zone_active_anon 6595 ± 8% +46.7% 9677 ± 3% +12.6% 7424 ± 5% -1.3% 6506 ± 7% proc-vmstat.nr_zone_active_file 201118 +14.8% 230842 +4.7% 210479 -0.6% 199886 proc-vmstat.nr_zone_inactive_anon 312.12 ±241% +1618.1% 5362 ±125% +521.3% 1939 ±171% -88.9% 34.75 ±131% proc-vmstat.numa_pages_migrated 369792 +19.6% 442285 ± 3% +2.9% 380386 -1.8% 363217 proc-vmstat.pgfault 312.12 ±241% +1618.1% 5362 ±125% +521.3% 1939 ±171% -88.9% 34.75 ±131% proc-vmstat.pgmigrate_success 2426 ± 2% +29.2% 3135 ± 3% +16.3% 2821 ± 3% +1.3% 2457 proc-vmstat.pgpgout 1515 +3.8% 1572 +1.3% 1535 -0.2% 1512 proc-vmstat.unevictable_pgs_culled 0.63 ± 3% +36.5% 0.85 ± 2% +19.4% 0.75 ± 2% -0.7% 0.62 ± 5% perf-stat.i.MPKI 1.885e+10 -23.7% 1.437e+10 -7.4% 1.745e+10 ± 2% -0.8% 1.869e+10 perf-stat.i.branch-instructions 2.78 ± 2% -0.5 2.29 ± 4% -0.2 2.55 ± 4% +0.1 2.84 ± 4% perf-stat.i.branch-miss-rate% 67232899 -17.4% 55553782 ± 3% -5.8% 63348903 -0.5% 66913803 perf-stat.i.branch-misses 13.70 ± 3% +2.5 16.17 ± 3% +1.1 14.84 ± 2% -0.3 13.40 ± 4% perf-stat.i.cache-miss-rate% 72591570 ± 2% +0.6% 73035167 +10.8% 80408900 ± 3% +0.5% 72971231 ± 3% perf-stat.i.cache-misses 5.483e+08 -24.9% 4.118e+08 -5.7% 5.17e+08 ± 2% -0.8% 5.441e+08 perf-stat.i.cache-references 8605 ± 4% +34.7% 11593 ± 4% +23.4% 10618 ± 7% +2.7% 8834 ± 8% perf-stat.i.context-switches 1.35 +65.4% 2.22 ± 3% +20.9% 1.63 -1.2% 1.33 perf-stat.i.cpi 1.616e+11 +22.1% 1.973e+11 +10.5% 1.785e+11 ± 2% -1.5% 1.592e+11 perf-stat.i.cpu-cycles 8.537e+10 -24.8% 6.416e+10 -8.0% 7.852e+10 ± 2% -0.8% 8.465e+10 perf-stat.i.instructions 0.96 -22.2% 0.75 ± 2% -9.4% 0.87 +1.5% 0.98 ± 2% perf-stat.i.ipc 13455 -15.4% 11379 ± 3% -7.6% 12438 +0.3% 13496 perf-stat.i.minor-faults 13489 -15.5% 11396 ± 3% -7.6% 12465 +0.2% 13522 perf-stat.i.page-faults 0.85 ± 3% +34.8% 1.15 +20.2% 1.02 ± 3% +1.2% 0.86 ± 3% perf-stat.overall.MPKI 0.34 +0.0 0.36 ± 2% +0.0 0.35 +0.0 0.35 perf-stat.overall.branch-miss-rate% 13.23 ± 3% +4.6 17.78 +2.3 15.52 ± 2% +0.2 13.38 ± 2% perf-stat.overall.cache-miss-rate% 1.90 +62.8% 3.08 +20.1% 2.28 -0.7% 1.88 perf-stat.overall.cpi 2231 ± 3% +20.6% 2690 ± 2% -0.2% 2227 ± 2% -1.9% 2189 ± 2% perf-stat.overall.cycles-between-cache-misses 0.53 -38.5% 0.32 -16.7% 0.44 +0.7% 0.53 perf-stat.overall.ipc 1.86e+10 -23.0% 1.433e+10 -7.6% 1.719e+10 -0.9% 1.844e+10 perf-stat.ps.branch-instructions 64095803 -19.1% 51843320 ± 2% -5.7% 60421424 -0.3% 63895014 perf-stat.ps.branch-misses 71639076 ± 2% +2.3% 73304464 ± 2% +10.4% 79092736 ± 3% +0.3% 71888849 ± 3% perf-stat.ps.cache-misses 5.417e+08 -23.9% 4.124e+08 -5.9% 5.096e+08 ± 2% -0.8% 5.372e+08 perf-stat.ps.cache-references 8220 ± 4% +33.3% 10962 ± 4% +23.9% 10184 ± 8% +2.4% 8418 ± 7% perf-stat.ps.context-switches 1.597e+11 +23.5% 1.972e+11 ± 2% +10.2% 1.761e+11 ± 2% -1.5% 1.573e+11 perf-stat.ps.cpu-cycles 8.426e+10 -24.1% 6.394e+10 -8.2% 7.737e+10 ± 2% -0.9% 8.353e+10 perf-stat.ps.instructions 12730 -18.7% 10354 ± 3% -7.2% 11811 +0.2% 12756 perf-stat.ps.minor-faults 12762 -18.8% 10369 ± 3% -7.3% 11836 +0.1% 12781 perf-stat.ps.page-faults 4.35 ± 10% -4.4 0.00 -3.5 0.81 ± 20% -0.2 4.14 ± 11% perf-profile.calltrace.cycles-pp.unlink 4.35 ± 10% -4.3 0.00 -3.5 0.81 ± 19% -0.2 4.13 ± 11% perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.unlink 4.35 ± 10% -4.3 0.00 -3.5 0.81 ± 19% -0.2 4.13 ± 11% perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.unlink 4.34 ± 10% -4.3 0.00 -3.5 0.80 ± 19% -0.2 4.12 ± 11% perf-profile.calltrace.cycles-pp.__x64_sys_unlink.do_syscall_64.entry_SYSCALL_64_after_hwframe.unlink 4.34 ± 10% -4.3 0.00 -3.5 0.80 ± 20% -0.2 4.12 ± 11% perf-profile.calltrace.cycles-pp.do_unlinkat.__x64_sys_unlink.do_syscall_64.entry_SYSCALL_64_after_hwframe.unlink 4.14 ± 10% -4.1 0.00 -3.5 0.65 ± 24% -0.2 3.93 ± 11% perf-profile.calltrace.cycles-pp.down_write.do_unlinkat.__x64_sys_unlink.do_syscall_64.entry_SYSCALL_64_after_hwframe 4.14 ± 10% -4.1 0.00 -3.5 0.65 ± 24% -0.2 3.92 ± 11% perf-profile.calltrace.cycles-pp.rwsem_down_write_slowpath.down_write.do_unlinkat.__x64_sys_unlink.do_syscall_64 4.14 ± 10% -4.1 0.00 -3.6 0.58 ± 45% -0.2 3.92 ± 11% perf-profile.calltrace.cycles-pp.rwsem_optimistic_spin.rwsem_down_write_slowpath.down_write.do_unlinkat.__x64_sys_unlink 3.99 ± 11% -4.0 0.00 -3.6 0.40 ± 83% -0.2 3.76 ± 12% perf-profile.calltrace.cycles-pp.osq_lock.rwsem_optimistic_spin.rwsem_down_write_slowpath.down_write.do_unlinkat 3.53 ± 6% -3.4 0.10 ±212% -2.4 1.12 ± 17% -0.2 3.37 ± 8% perf-profile.calltrace.cycles-pp.down_write.open_last_lookups.path_openat.do_filp_open.do_sys_openat2 3.53 ± 6% -3.4 0.10 ±212% -2.4 1.12 ± 17% -0.2 3.37 ± 8% perf-profile.calltrace.cycles-pp.rwsem_down_write_slowpath.down_write.open_last_lookups.path_openat.do_filp_open 3.52 ± 6% -3.4 0.10 ±212% -2.4 1.12 ± 17% -0.2 3.36 ± 8% perf-profile.calltrace.cycles-pp.rwsem_optimistic_spin.rwsem_down_write_slowpath.down_write.open_last_lookups.path_openat 3.30 ± 7% -3.3 0.00 -2.3 0.98 ± 19% -0.2 3.13 ± 8% perf-profile.calltrace.cycles-pp.osq_lock.rwsem_optimistic_spin.rwsem_down_write_slowpath.down_write.open_last_lookups 3.93 ± 6% -3.2 0.69 ± 8% -2.5 1.44 ± 13% -0.2 3.76 ± 7% perf-profile.calltrace.cycles-pp.creat64 3.93 ± 6% -3.2 0.69 ± 8% -2.5 1.44 ± 13% -0.2 3.76 ± 7% perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.creat64 3.93 ± 6% -3.2 0.69 ± 8% -2.5 1.44 ± 13% -0.2 3.76 ± 7% perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.creat64 3.92 ± 6% -3.2 0.68 ± 8% -2.5 1.43 ± 13% -0.2 3.75 ± 7% perf-profile.calltrace.cycles-pp.__x64_sys_creat.do_syscall_64.entry_SYSCALL_64_after_hwframe.creat64 3.92 ± 6% -3.2 0.68 ± 8% -2.5 1.43 ± 13% -0.2 3.75 ± 7% perf-profile.calltrace.cycles-pp.do_sys_openat2.__x64_sys_creat.do_syscall_64.entry_SYSCALL_64_after_hwframe.creat64 3.91 ± 6% -3.2 0.68 ± 8% -2.5 1.42 ± 13% -0.2 3.74 ± 7% perf-profile.calltrace.cycles-pp.path_openat.do_filp_open.do_sys_openat2.__x64_sys_creat.do_syscall_64 3.91 ± 6% -3.2 0.68 ± 8% -2.5 1.42 ± 13% -0.2 3.74 ± 7% perf-profile.calltrace.cycles-pp.do_filp_open.do_sys_openat2.__x64_sys_creat.do_syscall_64.entry_SYSCALL_64_after_hwframe 3.87 ± 6% -3.2 0.65 ± 9% -2.5 1.39 ± 14% -0.2 3.70 ± 7% perf-profile.calltrace.cycles-pp.open_last_lookups.path_openat.do_filp_open.do_sys_openat2.__x64_sys_creat 3.66 -1.7 1.99 ± 2% -0.6 3.06 +0.0 3.70 perf-profile.calltrace.cycles-pp.ext4_block_write_begin.ext4_da_write_begin.generic_perform_write.ext4_buffered_write_iter.vfs_write 3.31 -1.5 1.77 ± 2% -0.6 2.73 +0.1 3.36 perf-profile.calltrace.cycles-pp.llseek 2.87 -1.3 1.62 ± 2% -0.5 2.33 +0.0 2.87 perf-profile.calltrace.cycles-pp.ext4_da_write_end.generic_perform_write.ext4_buffered_write_iter.vfs_write.ksys_write 2.25 -1.0 1.29 ± 2% -0.4 1.83 +0.0 2.26 perf-profile.calltrace.cycles-pp.block_write_end.ext4_da_write_end.generic_perform_write.ext4_buffered_write_iter.vfs_write 2.17 -0.9 1.25 ± 2% -0.4 1.76 +0.0 2.18 perf-profile.calltrace.cycles-pp.__block_commit_write.block_write_end.ext4_da_write_end.generic_perform_write.ext4_buffered_write_iter 0.86 ± 4% -0.9 0.00 -0.2 0.62 ± 4% +0.0 0.87 ± 3% perf-profile.calltrace.cycles-pp.workingset_age_nonresident.workingset_activation.folio_mark_accessed.filemap_read.vfs_read 0.79 -0.8 0.00 -0.1 0.74 +0.1 0.85 perf-profile.calltrace.cycles-pp.create_empty_buffers.ext4_block_write_begin.ext4_da_write_begin.generic_perform_write.ext4_buffered_write_iter 1.93 -0.8 1.14 ± 2% -0.3 1.66 -0.0 1.92 perf-profile.calltrace.cycles-pp.copy_page_to_iter.filemap_read.vfs_read.ksys_read.do_syscall_64 0.76 -0.8 0.00 -0.2 0.58 -0.0 0.76 ± 2% perf-profile.calltrace.cycles-pp.file_modified.ext4_buffered_write_iter.vfs_write.ksys_write.do_syscall_64 1.99 -0.8 1.23 ± 2% -0.4 1.63 +0.0 2.00 perf-profile.calltrace.cycles-pp.truncate_cleanup_folio.truncate_inode_pages_range.ext4_evict_inode.evict.__dentry_kill 0.74 -0.7 0.00 -0.2 0.58 +0.0 0.74 perf-profile.calltrace.cycles-pp.folio_alloc_noprof.__filemap_get_folio.ext4_da_write_begin.generic_perform_write.ext4_buffered_write_iter 1.79 -0.7 1.07 ± 2% -0.2 1.55 -0.0 1.78 perf-profile.calltrace.cycles-pp._copy_to_iter.copy_page_to_iter.filemap_read.vfs_read.ksys_read 0.72 ± 2% -0.7 0.00 -0.2 0.54 ± 4% -0.0 0.70 perf-profile.calltrace.cycles-pp.balance_dirty_pages_ratelimited_flags.generic_perform_write.ext4_buffered_write_iter.vfs_write.ksys_write 0.69 -0.7 0.00 -0.2 0.54 +0.0 0.70 perf-profile.calltrace.cycles-pp.alloc_pages_mpol_noprof.folio_alloc_noprof.__filemap_get_folio.ext4_da_write_begin.generic_perform_write 0.68 -0.7 0.00 -0.2 0.53 +0.0 0.69 perf-profile.calltrace.cycles-pp.touch_atime.filemap_read.vfs_read.ksys_read.do_syscall_64 0.67 -0.7 0.00 -0.7 0.00 -0.0 0.65 perf-profile.calltrace.cycles-pp.folio_account_dirtied.__folio_mark_dirty.mark_buffer_dirty.__block_commit_write.block_write_end 1.34 -0.7 0.68 ± 3% -0.3 1.05 -0.0 1.34 perf-profile.calltrace.cycles-pp.ext4_da_get_block_prep.ext4_block_write_begin.ext4_da_write_begin.generic_perform_write.ext4_buffered_write_iter 0.65 ± 2% -0.7 0.00 -0.1 0.52 -0.0 0.65 ± 2% perf-profile.calltrace.cycles-pp.fault_in_iov_iter_readable.generic_perform_write.ext4_buffered_write_iter.vfs_write.ksys_write 1.30 -0.6 0.66 ± 3% -0.3 1.02 -0.0 1.30 perf-profile.calltrace.cycles-pp.ext4_da_map_blocks.ext4_da_get_block_prep.ext4_block_write_begin.ext4_da_write_begin.generic_perform_write 0.61 -0.6 0.00 -0.0 0.59 +0.1 0.67 perf-profile.calltrace.cycles-pp.folio_alloc_buffers.create_empty_buffers.ext4_block_write_begin.ext4_da_write_begin.generic_perform_write 1.22 -0.6 0.65 ± 2% -0.2 0.99 +0.0 1.24 perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.llseek 1.17 -0.5 0.63 ± 2% -0.2 1.00 +0.0 1.21 perf-profile.calltrace.cycles-pp.filemap_get_pages.filemap_read.vfs_read.ksys_read.do_syscall_64 0.54 ± 2% -0.5 0.00 -0.0 0.52 +0.0 0.59 perf-profile.calltrace.cycles-pp.alloc_buffer_head.folio_alloc_buffers.create_empty_buffers.ext4_block_write_begin.ext4_da_write_begin 1.21 -0.5 0.67 ± 2% -0.3 0.91 -0.0 1.19 perf-profile.calltrace.cycles-pp.mark_buffer_dirty.__block_commit_write.block_write_end.ext4_da_write_end.generic_perform_write 0.96 -0.5 0.43 ± 47% -0.1 0.83 +0.0 1.00 perf-profile.calltrace.cycles-pp.filemap_get_read_batch.filemap_get_pages.filemap_read.vfs_read.ksys_read 1.08 -0.5 0.57 ± 3% -0.2 0.86 -0.0 1.06 perf-profile.calltrace.cycles-pp.clear_bhb_loop.write 1.08 -0.5 0.57 ± 2% -0.2 0.88 +0.0 1.09 perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.llseek 1.20 -0.5 0.70 ± 3% -0.2 1.02 -0.0 1.19 perf-profile.calltrace.cycles-pp.zero_user_segments.ext4_block_write_begin.ext4_da_write_begin.generic_perform_write.ext4_buffered_write_iter 1.05 -0.5 0.56 ± 2% -0.2 0.85 -0.0 1.05 perf-profile.calltrace.cycles-pp.copy_page_from_iter_atomic.generic_perform_write.ext4_buffered_write_iter.vfs_write.ksys_write 0.91 -0.5 0.42 ± 47% -0.2 0.67 -0.0 0.89 perf-profile.calltrace.cycles-pp.__folio_mark_dirty.mark_buffer_dirty.__block_commit_write.block_write_end.ext4_da_write_end 1.15 -0.5 0.68 ± 2% -0.2 0.99 -0.0 1.14 perf-profile.calltrace.cycles-pp.memset_orig.zero_user_segments.ext4_block_write_begin.ext4_da_write_begin.generic_perform_write 1.02 -0.5 0.55 ± 2% -0.2 0.86 +0.0 1.05 perf-profile.calltrace.cycles-pp.clear_bhb_loop.llseek 1.30 -0.5 0.83 ± 2% -0.2 1.05 +0.0 1.30 perf-profile.calltrace.cycles-pp.try_to_free_buffers.truncate_cleanup_folio.truncate_inode_pages_range.ext4_evict_inode.evict 0.98 -0.5 0.53 ± 2% -0.2 0.82 +0.0 1.00 perf-profile.calltrace.cycles-pp.clear_bhb_loop.read 1.10 ± 3% -0.4 0.67 ± 3% -0.3 0.80 ± 3% +0.0 1.10 ± 2% perf-profile.calltrace.cycles-pp.workingset_activation.folio_mark_accessed.filemap_read.vfs_read.ksys_read 30.65 -0.4 30.25 +0.7 31.31 +0.1 30.71 perf-profile.calltrace.cycles-pp.read 0.98 -0.3 0.69 ± 2% -0.4 0.61 -0.2 0.77 perf-profile.calltrace.cycles-pp.__filemap_add_folio.filemap_add_folio.__filemap_get_folio.ext4_da_write_begin.generic_perform_write 0.13 ±173% -0.1 0.00 -0.1 0.00 +0.4 0.53 perf-profile.calltrace.cycles-pp.kmem_cache_alloc_noprof.alloc_buffer_head.folio_alloc_buffers.create_empty_buffers.ext4_block_write_begin 2.39 +0.2 2.61 +0.1 2.47 +0.0 2.39 perf-profile.calltrace.cycles-pp._raw_spin_lock_irqsave.folio_lruvec_lock_irqsave.folio_batch_move_lru.lru_add_drain_cpu.__folio_batch_release 2.42 +0.2 2.64 +0.1 2.50 -0.0 2.42 perf-profile.calltrace.cycles-pp.folio_batch_move_lru.lru_add_drain_cpu.__folio_batch_release.truncate_inode_pages_range.ext4_evict_inode 2.39 +0.2 2.61 +0.1 2.48 +0.0 2.39 perf-profile.calltrace.cycles-pp.folio_lruvec_lock_irqsave.folio_batch_move_lru.lru_add_drain_cpu.__folio_batch_release.truncate_inode_pages_range 2.42 +0.2 2.64 +0.1 2.50 +0.0 2.42 perf-profile.calltrace.cycles-pp.lru_add_drain_cpu.__folio_batch_release.truncate_inode_pages_range.ext4_evict_inode.evict 2.38 +0.2 2.61 +0.1 2.47 +0.0 2.39 perf-profile.calltrace.cycles-pp.native_queued_spin_lock_slowpath._raw_spin_lock_irqsave.folio_lruvec_lock_irqsave.folio_batch_move_lru.lru_add_drain_cpu 2.44 +0.4 2.89 +0.2 2.62 +0.0 2.45 perf-profile.calltrace.cycles-pp.folio_batch_move_lru.__folio_batch_release.truncate_inode_pages_range.ext4_evict_inode.evict 2.38 +0.5 2.84 +0.2 2.56 +0.0 2.39 perf-profile.calltrace.cycles-pp.folio_lruvec_lock_irqsave.folio_batch_move_lru.__folio_batch_release.truncate_inode_pages_range.ext4_evict_inode 2.38 +0.5 2.84 +0.2 2.56 +0.0 2.39 perf-profile.calltrace.cycles-pp._raw_spin_lock_irqsave.folio_lruvec_lock_irqsave.folio_batch_move_lru.__folio_batch_release.truncate_inode_pages_range 2.38 +0.5 2.84 +0.2 2.56 +0.0 2.39 perf-profile.calltrace.cycles-pp.native_queued_spin_lock_slowpath._raw_spin_lock_irqsave.folio_lruvec_lock_irqsave.folio_batch_move_lru.__folio_batch_release 28.52 +0.6 29.11 +1.0 29.54 +0.0 28.55 perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.read 28.38 +0.7 29.04 +1.0 29.42 +0.0 28.40 perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.read 4.86 +0.7 5.54 +0.3 5.13 +0.0 4.87 perf-profile.calltrace.cycles-pp.__folio_batch_release.truncate_inode_pages_range.ext4_evict_inode.evict.__dentry_kill 27.89 +0.9 28.77 +1.1 29.02 +0.0 27.90 perf-profile.calltrace.cycles-pp.ksys_read.do_syscall_64.entry_SYSCALL_64_after_hwframe.read 27.47 +1.1 28.54 +1.2 28.67 +0.0 27.48 perf-profile.calltrace.cycles-pp.vfs_read.ksys_read.do_syscall_64.entry_SYSCALL_64_after_hwframe.read 25.90 +1.9 27.78 +1.5 27.42 -0.0 25.90 perf-profile.calltrace.cycles-pp.filemap_read.vfs_read.ksys_read.do_syscall_64.entry_SYSCALL_64_after_hwframe 30.26 +4.0 34.31 +3.9 34.16 +0.1 30.37 perf-profile.calltrace.cycles-pp.write 21.06 +4.1 25.14 +2.3 23.39 -0.0 21.02 perf-profile.calltrace.cycles-pp.folio_mark_accessed.filemap_read.vfs_read.ksys_read.do_syscall_64 19.70 +4.6 24.33 +2.7 22.38 -0.0 19.66 perf-profile.calltrace.cycles-pp.folio_activate.folio_mark_accessed.filemap_read.vfs_read.ksys_read 19.63 +4.7 24.29 +2.7 22.32 -0.0 19.59 perf-profile.calltrace.cycles-pp.folio_batch_move_lru.folio_activate.folio_mark_accessed.filemap_read.vfs_read 18.85 +4.7 23.52 +2.7 21.52 -0.1 18.80 perf-profile.calltrace.cycles-pp.folio_lruvec_lock_irqsave.folio_batch_move_lru.folio_activate.folio_mark_accessed.filemap_read 18.84 +4.7 23.51 +2.7 21.52 -0.0 18.79 perf-profile.calltrace.cycles-pp._raw_spin_lock_irqsave.folio_lruvec_lock_irqsave.folio_batch_move_lru.folio_activate.folio_mark_accessed 18.83 +4.7 23.51 +2.7 21.51 -0.0 18.78 perf-profile.calltrace.cycles-pp.native_queued_spin_lock_slowpath._raw_spin_lock_irqsave.folio_lruvec_lock_irqsave.folio_batch_move_lru.folio_activate 28.38 +5.0 33.33 +4.3 32.65 +0.1 28.49 perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.write 28.23 +5.0 33.25 +4.3 32.53 +0.1 28.34 perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.write 27.72 +5.3 32.99 +4.4 32.13 +0.1 27.83 perf-profile.calltrace.cycles-pp.ksys_write.do_syscall_64.entry_SYSCALL_64_after_hwframe.write 27.25 +5.5 32.74 +4.5 31.75 +0.1 27.35 perf-profile.calltrace.cycles-pp.vfs_write.ksys_write.do_syscall_64.entry_SYSCALL_64_after_hwframe.write 25.87 +5.6 31.48 +2.2 28.03 +0.1 26.02 perf-profile.calltrace.cycles-pp.__close 25.86 +5.6 31.47 +2.2 28.02 +0.1 26.01 perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.__close 25.86 +5.6 31.47 +2.2 28.02 +0.1 26.01 perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.__close 25.86 +5.6 31.46 +2.2 28.01 +0.1 26.00 perf-profile.calltrace.cycles-pp.__x64_sys_close.do_syscall_64.entry_SYSCALL_64_after_hwframe.__close 25.84 +5.6 31.45 +2.2 28.00 +0.2 25.99 perf-profile.calltrace.cycles-pp.__fput.__x64_sys_close.do_syscall_64.entry_SYSCALL_64_after_hwframe.__close 25.82 +5.6 31.44 +2.2 27.99 +0.1 25.97 perf-profile.calltrace.cycles-pp.dput.__fput.__x64_sys_close.do_syscall_64.entry_SYSCALL_64_after_hwframe 25.81 +5.6 31.44 +2.2 27.98 +0.1 25.96 perf-profile.calltrace.cycles-pp.__dentry_kill.dput.__fput.__x64_sys_close.do_syscall_64 25.79 +5.6 31.43 +2.2 27.96 +0.1 25.94 perf-profile.calltrace.cycles-pp.evict.__dentry_kill.dput.__fput.__x64_sys_close 25.78 +5.6 31.42 +2.2 27.95 +0.1 25.93 perf-profile.calltrace.cycles-pp.ext4_evict_inode.evict.__dentry_kill.dput.__fput 25.63 +5.7 31.33 +2.2 27.83 +0.1 25.78 perf-profile.calltrace.cycles-pp.truncate_inode_pages_range.ext4_evict_inode.evict.__dentry_kill.dput 17.98 +6.1 24.07 +2.4 20.42 +0.1 18.10 perf-profile.calltrace.cycles-pp.folios_put_refs.truncate_inode_pages_range.ext4_evict_inode.evict.__dentry_kill 17.57 +6.2 23.81 +2.5 20.06 +0.1 17.69 perf-profile.calltrace.cycles-pp.__page_cache_release.folios_put_refs.truncate_inode_pages_range.ext4_evict_inode.evict 17.33 +6.3 23.66 +2.5 19.86 +0.1 17.45 perf-profile.calltrace.cycles-pp._raw_spin_lock_irqsave.folio_lruvec_lock_irqsave.__page_cache_release.folios_put_refs.truncate_inode_pages_range 17.34 +6.3 23.66 +2.5 19.86 +0.1 17.45 perf-profile.calltrace.cycles-pp.folio_lruvec_lock_irqsave.__page_cache_release.folios_put_refs.truncate_inode_pages_range.ext4_evict_inode 17.32 +6.3 23.65 +2.5 19.85 +0.1 17.44 perf-profile.calltrace.cycles-pp.native_queued_spin_lock_slowpath._raw_spin_lock_irqsave.folio_lruvec_lock_irqsave.__page_cache_release.folios_put_refs 25.47 +6.5 31.92 +4.9 30.41 +0.1 25.58 ± 2% perf-profile.calltrace.cycles-pp.ext4_buffered_write_iter.vfs_write.ksys_write.do_syscall_64.entry_SYSCALL_64_after_hwframe 23.72 ± 2% +7.3 31.06 +5.3 29.06 +0.1 23.84 ± 2% perf-profile.calltrace.cycles-pp.generic_perform_write.ext4_buffered_write_iter.vfs_write.ksys_write.do_syscall_64 17.89 ± 3% +10.1 27.95 +6.5 24.39 +0.2 18.04 ± 3% perf-profile.calltrace.cycles-pp.ext4_da_write_begin.generic_perform_write.ext4_buffered_write_iter.vfs_write.ksys_write 13.68 ± 4% +12.1 25.73 +7.3 20.95 +0.1 13.79 ± 4% perf-profile.calltrace.cycles-pp.__filemap_get_folio.ext4_da_write_begin.generic_perform_write.ext4_buffered_write_iter.vfs_write 11.76 ± 5% +13.0 24.76 +7.7 19.42 +0.1 11.85 ± 5% perf-profile.calltrace.cycles-pp.filemap_add_folio.__filemap_get_folio.ext4_da_write_begin.generic_perform_write.ext4_buffered_write_iter 9.80 ± 6% +13.4 23.16 +8.1 17.87 +0.3 10.09 ± 6% perf-profile.calltrace.cycles-pp._raw_spin_lock_irqsave.folio_lruvec_lock_irqsave.folio_batch_move_lru.folio_add_lru.filemap_add_folio 9.81 ± 6% +13.4 23.17 +8.1 17.87 +0.3 10.10 ± 6% perf-profile.calltrace.cycles-pp.folio_lruvec_lock_irqsave.folio_batch_move_lru.folio_add_lru.filemap_add_folio.__filemap_get_folio 9.79 ± 6% +13.4 23.16 +8.1 17.86 +0.3 10.08 ± 6% perf-profile.calltrace.cycles-pp.native_queued_spin_lock_slowpath._raw_spin_lock_irqsave.folio_lruvec_lock_irqsave.folio_batch_move_lru.folio_add_lru 10.38 ± 6% +13.5 23.85 +8.1 18.48 +0.3 10.67 ± 5% perf-profile.calltrace.cycles-pp.folio_add_lru.filemap_add_folio.__filemap_get_folio.ext4_da_write_begin.generic_perform_write 10.32 ± 6% +13.5 23.82 +8.1 18.43 +0.3 10.61 ± 5% perf-profile.calltrace.cycles-pp.folio_batch_move_lru.folio_add_lru.filemap_add_folio.__filemap_get_folio.ext4_da_write_begin 8.04 ± 8% -7.2 0.84 ± 9% -6.0 2.06 ± 17% -0.4 7.66 ± 9% perf-profile.children.cycles-pp.down_write 7.67 ± 8% -7.0 0.65 ± 12% -5.9 1.77 ± 19% -0.4 7.29 ± 10% perf-profile.children.cycles-pp.rwsem_down_write_slowpath 7.66 ± 8% -7.0 0.64 ± 12% -5.9 1.76 ± 19% -0.4 7.28 ± 10% perf-profile.children.cycles-pp.rwsem_optimistic_spin 7.28 ± 9% -6.8 0.53 ± 14% -5.7 1.54 ± 21% -0.4 6.90 ± 10% perf-profile.children.cycles-pp.osq_lock 4.35 ± 10% -4.1 0.30 ± 8% -3.5 0.81 ± 19% -0.2 4.14 ± 11% perf-profile.children.cycles-pp.unlink 4.34 ± 10% -4.0 0.29 ± 8% -3.5 0.80 ± 19% -0.2 4.12 ± 11% perf-profile.children.cycles-pp.__x64_sys_unlink 4.34 ± 10% -4.0 0.29 ± 8% -3.5 0.80 ± 20% -0.2 4.12 ± 11% perf-profile.children.cycles-pp.do_unlinkat 3.97 ± 6% -3.3 0.71 ± 8% -2.5 1.47 ± 13% -0.2 3.80 ± 7% perf-profile.children.cycles-pp.do_sys_openat2 3.95 ± 6% -3.2 0.70 ± 8% -2.5 1.45 ± 13% -0.2 3.78 ± 7% perf-profile.children.cycles-pp.path_openat 3.95 ± 6% -3.2 0.70 ± 8% -2.5 1.45 ± 13% -0.2 3.78 ± 7% perf-profile.children.cycles-pp.do_filp_open 3.93 ± 6% -3.2 0.69 ± 8% -2.5 1.44 ± 13% -0.2 3.76 ± 7% perf-profile.children.cycles-pp.creat64 3.92 ± 6% -3.2 0.68 ± 8% -2.5 1.43 ± 13% -0.2 3.75 ± 7% perf-profile.children.cycles-pp.__x64_sys_creat 3.87 ± 6% -3.2 0.66 ± 8% -2.5 1.39 ± 14% -0.2 3.70 ± 7% perf-profile.children.cycles-pp.open_last_lookups 3.70 -1.7 1.98 ± 2% -0.7 3.05 +0.1 3.76 perf-profile.children.cycles-pp.llseek 3.68 -1.7 2.00 ± 2% -0.6 3.08 +0.0 3.72 perf-profile.children.cycles-pp.ext4_block_write_begin 3.12 -1.4 1.67 ± 2% -0.5 2.57 +0.0 3.14 perf-profile.children.cycles-pp.clear_bhb_loop 2.90 -1.3 1.64 ± 2% -0.5 2.36 -0.0 2.90 perf-profile.children.cycles-pp.ext4_da_write_end 2.29 -1.0 1.31 ± 2% -0.4 1.85 +0.0 2.29 perf-profile.children.cycles-pp.block_write_end 2.20 -0.9 1.26 ± 2% -0.4 1.78 +0.0 2.20 perf-profile.children.cycles-pp.__block_commit_write 1.95 -0.8 1.15 ± 2% -0.3 1.68 -0.0 1.94 perf-profile.children.cycles-pp.copy_page_to_iter 1.99 -0.8 1.24 ± 2% -0.4 1.64 +0.0 2.00 perf-profile.children.cycles-pp.truncate_cleanup_folio 1.80 -0.7 1.08 ± 2% -0.2 1.56 -0.0 1.79 perf-profile.children.cycles-pp._copy_to_iter 1.54 -0.7 0.82 ± 2% -0.3 1.27 +0.0 1.56 perf-profile.children.cycles-pp.entry_SYSCALL_64 1.34 -0.7 0.68 ± 3% -0.3 1.06 +0.0 1.35 perf-profile.children.cycles-pp.ext4_da_get_block_prep 1.32 -0.7 0.67 ± 3% -0.3 1.04 -0.0 1.32 perf-profile.children.cycles-pp.ext4_da_map_blocks 31.04 -0.6 30.46 +0.6 31.63 +0.1 31.10 perf-profile.children.cycles-pp.read 1.19 -0.6 0.64 ± 2% -0.2 1.01 +0.0 1.24 perf-profile.children.cycles-pp.filemap_get_pages 1.18 -0.5 0.63 ± 2% -0.2 0.97 +0.0 1.20 perf-profile.children.cycles-pp.entry_SYSRETQ_unsafe_stack 1.22 -0.5 0.68 ± 2% -0.3 0.92 -0.0 1.20 perf-profile.children.cycles-pp.mark_buffer_dirty 1.20 -0.5 0.70 ± 2% -0.2 1.02 -0.0 1.19 perf-profile.children.cycles-pp.zero_user_segments 1.20 -0.5 0.71 ± 2% -0.2 1.03 -0.0 1.20 perf-profile.children.cycles-pp.memset_orig 1.07 -0.5 0.58 ± 2% -0.2 0.87 -0.0 1.07 perf-profile.children.cycles-pp.copy_page_from_iter_atomic 0.95 -0.5 0.46 ± 3% -0.2 0.78 ± 4% +0.0 0.97 ± 4% perf-profile.children.cycles-pp.rw_verify_area 1.32 -0.5 0.84 ± 2% -0.3 1.06 +0.0 1.32 perf-profile.children.cycles-pp.try_to_free_buffers 0.98 -0.5 0.53 ± 2% -0.1 0.85 +0.1 1.04 perf-profile.children.cycles-pp.filemap_get_read_batch 0.98 ± 2% -0.4 0.53 ± 3% -0.2 0.80 +0.0 1.00 perf-profile.children.cycles-pp.__fdget_pos 0.77 ± 2% -0.4 0.34 ± 3% -0.2 0.58 ± 4% -0.0 0.74 perf-profile.children.cycles-pp.balance_dirty_pages_ratelimited_flags 1.10 ± 3% -0.4 0.67 ± 3% -0.3 0.80 ± 3% +0.0 1.11 ± 2% perf-profile.children.cycles-pp.workingset_activation 0.80 -0.4 0.37 ± 2% -0.2 0.60 -0.0 0.79 perf-profile.children.cycles-pp.file_modified 0.86 ± 4% -0.4 0.46 ± 3% -0.2 0.62 ± 3% +0.0 0.87 ± 3% perf-profile.children.cycles-pp.workingset_age_nonresident 0.77 ± 2% -0.4 0.37 ± 3% -0.1 0.64 ± 5% +0.0 0.79 ± 6% perf-profile.children.cycles-pp.security_file_permission 0.92 -0.4 0.52 ± 2% -0.2 0.68 -0.0 0.90 perf-profile.children.cycles-pp.__folio_mark_dirty 0.80 -0.4 0.42 ± 2% -0.1 0.65 +0.0 0.80 perf-profile.children.cycles-pp.xas_load 0.74 -0.4 0.37 ± 3% -0.2 0.58 +0.0 0.75 perf-profile.children.cycles-pp.folio_alloc_noprof 0.70 -0.4 0.33 ± 3% -0.2 0.54 +0.0 0.71 perf-profile.children.cycles-pp.touch_atime 0.60 ± 2% -0.4 0.24 ± 4% -0.2 0.42 -0.0 0.59 ± 2% perf-profile.children.cycles-pp.percpu_counter_add_batch 0.71 -0.4 0.35 ± 3% -0.2 0.55 -0.0 0.71 perf-profile.children.cycles-pp.alloc_pages_mpol_noprof 0.80 -0.4 0.45 ± 2% -0.1 0.74 +0.1 0.86 perf-profile.children.cycles-pp.create_empty_buffers 0.68 ± 2% -0.3 0.36 ± 3% -0.1 0.54 -0.0 0.68 perf-profile.children.cycles-pp.fault_in_iov_iter_readable 0.62 -0.3 0.30 ± 3% -0.1 0.48 +0.0 0.62 perf-profile.children.cycles-pp.__alloc_pages_noprof 0.59 ± 2% -0.3 0.28 ± 3% -0.1 0.48 ± 7% +0.0 0.60 ± 8% perf-profile.children.cycles-pp.apparmor_file_permission 0.62 -0.3 0.32 ± 3% -0.1 0.49 ± 2% -0.0 0.62 perf-profile.children.cycles-pp.__mod_memcg_lruvec_state 0.64 -0.3 0.34 ± 3% -0.1 0.52 +0.0 0.65 ± 2% perf-profile.children.cycles-pp.ksys_lseek 1.01 -0.3 0.71 ± 2% -0.4 0.62 -0.2 0.79 perf-profile.children.cycles-pp.__filemap_add_folio 0.62 -0.3 0.32 ± 3% -0.1 0.51 +0.0 0.64 perf-profile.children.cycles-pp.filemap_get_entry 0.57 -0.3 0.28 ± 3% -0.1 0.45 +0.0 0.58 perf-profile.children.cycles-pp.atime_needs_update 0.69 -0.3 0.40 ± 2% -0.2 0.50 -0.0 0.67 perf-profile.children.cycles-pp.folio_account_dirtied 0.61 -0.3 0.32 ± 2% -0.1 0.50 ± 3% +0.0 0.61 perf-profile.children.cycles-pp.__cond_resched 0.60 ± 2% -0.3 0.32 ± 3% -0.1 0.48 -0.0 0.59 ± 2% perf-profile.children.cycles-pp.fault_in_readable 0.62 -0.3 0.35 ± 2% -0.0 0.59 +0.1 0.67 perf-profile.children.cycles-pp.folio_alloc_buffers 0.58 -0.3 0.32 ± 2% -0.1 0.48 +0.0 0.59 perf-profile.children.cycles-pp.syscall_exit_to_user_mode 0.37 ± 3% -0.3 0.11 ± 4% -0.2 0.22 ± 6% -0.0 0.37 ± 3% perf-profile.children.cycles-pp.rwsem_spin_on_owner 0.40 ± 6% -0.3 0.14 ± 3% -0.1 0.26 ± 5% -0.0 0.38 ± 5% perf-profile.children.cycles-pp.ext4_file_write_iter 0.51 ± 3% -0.2 0.27 ± 3% -0.1 0.40 ± 2% -0.0 0.51 perf-profile.children.cycles-pp.disk_rr 0.59 -0.2 0.34 ± 2% -0.1 0.49 +0.0 0.60 perf-profile.children.cycles-pp.kmem_cache_free 0.46 -0.2 0.22 ± 2% -0.1 0.36 +0.0 0.46 perf-profile.children.cycles-pp.get_page_from_freelist 0.55 ± 2% -0.2 0.31 ± 3% -0.0 0.52 +0.0 0.59 perf-profile.children.cycles-pp.alloc_buffer_head 0.53 -0.2 0.30 ± 2% -0.0 0.51 +0.0 0.58 perf-profile.children.cycles-pp.kmem_cache_alloc_noprof 0.36 ± 3% -0.2 0.14 ± 4% -0.1 0.25 ± 2% -0.0 0.36 ± 2% perf-profile.children.cycles-pp.__mark_inode_dirty 0.36 ± 6% -0.2 0.14 ± 5% -0.1 0.25 ± 4% -0.0 0.36 ± 4% perf-profile.children.cycles-pp.ext4_file_read_iter 0.40 -0.2 0.20 ± 2% -0.1 0.33 ± 2% +0.0 0.42 ± 2% perf-profile.children.cycles-pp.syscall_return_via_sysret 0.44 -0.2 0.25 ± 3% -0.1 0.34 -0.0 0.42 perf-profile.children.cycles-pp.xas_store 0.39 -0.2 0.19 ± 3% -0.1 0.31 ± 3% -0.0 0.39 ± 2% perf-profile.children.cycles-pp.inode_needs_update_time 0.52 -0.2 0.33 ± 2% -0.1 0.42 +0.0 0.52 perf-profile.children.cycles-pp.delete_from_page_cache_batch 0.29 ± 4% -0.2 0.10 ± 6% -0.1 0.19 ± 3% -0.0 0.29 ± 3% perf-profile.children.cycles-pp.generic_update_time 0.36 ± 2% -0.2 0.18 ± 4% -0.1 0.28 +0.0 0.37 perf-profile.children.cycles-pp.ext4_da_reserve_space 0.57 ± 2% -0.2 0.40 ± 3% -0.1 0.44 +0.0 0.57 perf-profile.children.cycles-pp.__folio_cancel_dirty 0.34 ± 2% -0.2 0.18 ± 3% -0.1 0.29 ± 2% +0.0 0.36 perf-profile.children.cycles-pp.__mem_cgroup_charge 0.25 ± 4% -0.2 0.09 ± 5% -0.1 0.16 ± 4% -0.0 0.25 ± 3% perf-profile.children.cycles-pp.ext4_dirty_inode 0.33 -0.2 0.17 ± 2% -0.1 0.25 -0.0 0.32 ± 2% perf-profile.children.cycles-pp.ext4_es_insert_delayed_block 0.34 -0.2 0.18 ± 2% -0.1 0.27 ± 2% +0.0 0.34 ± 2% perf-profile.children.cycles-pp.ext4_generic_write_checks 0.22 ± 5% -0.2 0.06 ± 9% -0.1 0.13 ± 3% -0.0 0.21 ± 6% perf-profile.children.cycles-pp.jbd2__journal_start 0.21 ± 5% -0.2 0.06 ± 8% -0.1 0.12 ± 5% -0.0 0.20 ± 6% perf-profile.children.cycles-pp.start_this_handle 0.31 -0.1 0.17 ± 3% -0.1 0.25 ± 2% +0.0 0.31 perf-profile.children.cycles-pp._raw_spin_lock 0.40 -0.1 0.25 ± 2% -0.1 0.30 ± 2% +0.0 0.40 ± 3% perf-profile.children.cycles-pp.asm_sysvec_apic_timer_interrupt 0.30 ± 2% -0.1 0.17 ± 3% -0.0 0.30 ± 3% +0.0 0.34 perf-profile.children.cycles-pp.__memcg_slab_post_alloc_hook 0.31 ± 2% -0.1 0.18 ± 2% -0.1 0.26 ± 2% +0.0 0.31 perf-profile.children.cycles-pp.block_invalidate_folio 0.29 ± 2% -0.1 0.16 ± 2% -0.0 0.24 ± 2% +0.0 0.30 perf-profile.children.cycles-pp.x64_sys_call 0.49 -0.1 0.36 ± 3% -0.1 0.38 -0.0 0.48 perf-profile.children.cycles-pp.folio_account_cleaned 0.32 -0.1 0.19 ± 2% -0.1 0.25 ± 2% +0.0 0.32 ± 3% perf-profile.children.cycles-pp.lookup_open 0.27 -0.1 0.14 ± 2% -0.1 0.22 ± 2% -0.0 0.27 ± 2% perf-profile.children.cycles-pp.generic_write_checks 0.26 ± 3% -0.1 0.13 ± 3% -0.1 0.21 ± 3% -0.0 0.26 ± 2% perf-profile.children.cycles-pp.rcu_all_qs 0.26 ± 2% -0.1 0.13 ± 4% -0.1 0.20 +0.0 0.26 ± 3% perf-profile.children.cycles-pp.ext4_es_lookup_extent 0.27 ± 2% -0.1 0.14 ± 4% -0.1 0.22 ± 2% +0.0 0.27 perf-profile.children.cycles-pp.up_write 0.27 -0.1 0.14 ± 3% -0.0 0.22 +0.0 0.27 ± 2% perf-profile.children.cycles-pp.xas_start 0.35 ± 2% -0.1 0.22 -0.1 0.27 ± 2% +0.0 0.35 ± 4% perf-profile.children.cycles-pp.sysvec_apic_timer_interrupt 0.17 ± 4% -0.1 0.06 ± 6% -0.1 0.12 ± 4% -0.0 0.17 ± 3% perf-profile.children.cycles-pp.ext4_nonda_switch 0.23 -0.1 0.12 ± 3% -0.0 0.18 -0.0 0.23 ± 2% perf-profile.children.cycles-pp.folio_unlock 0.22 ± 2% -0.1 0.12 ± 3% -0.0 0.18 ± 2% +0.0 0.23 ± 3% perf-profile.children.cycles-pp.current_time 0.27 -0.1 0.16 ± 3% -0.0 0.23 ± 2% +0.0 0.27 ± 2% perf-profile.children.cycles-pp.__memcg_slab_free_hook 0.27 ± 2% -0.1 0.17 ± 3% -0.1 0.20 ± 2% -0.0 0.27 ± 4% perf-profile.children.cycles-pp.__sysvec_apic_timer_interrupt 0.18 -0.1 0.08 ± 5% -0.0 0.14 ± 3% +0.0 0.18 ± 2% perf-profile.children.cycles-pp.node_dirty_ok 0.21 ± 2% -0.1 0.12 ± 4% -0.0 0.17 -0.0 0.21 perf-profile.children.cycles-pp.__slab_free 0.26 ± 3% -0.1 0.16 ± 2% -0.1 0.20 ± 2% +0.0 0.26 ± 4% perf-profile.children.cycles-pp.hrtimer_interrupt 0.93 ± 2% -0.1 0.84 ± 3% -0.2 0.72 ± 2% -0.0 0.92 perf-profile.children.cycles-pp.__lruvec_stat_mod_folio 0.18 ± 2% -0.1 0.09 ± 3% -0.0 0.15 ± 3% +0.0 0.18 ± 2% perf-profile.children.cycles-pp.syscall_exit_to_user_mode_prepare 0.19 ± 2% -0.1 0.10 ± 5% -0.0 0.14 ± 3% +0.0 0.19 ± 2% perf-profile.children.cycles-pp.aa_file_perm 0.20 -0.1 0.11 ± 2% -0.0 0.16 ± 2% +0.0 0.20 perf-profile.children.cycles-pp.__mod_node_page_state 0.21 -0.1 0.12 ± 2% -0.0 0.16 ± 2% -0.0 0.21 ± 3% perf-profile.children.cycles-pp.ext4_create 0.18 -0.1 0.09 ± 4% -0.0 0.14 +0.0 0.18 ± 2% perf-profile.children.cycles-pp.rmqueue 0.20 ± 2% -0.1 0.12 ± 4% -0.0 0.17 +0.0 0.21 ± 2% perf-profile.children.cycles-pp.find_lock_entries 0.17 ± 5% -0.1 0.08 ± 5% -0.0 0.14 ± 7% -0.0 0.17 ± 5% perf-profile.children.cycles-pp.ktime_get_coarse_real_ts64 0.19 ± 2% -0.1 0.10 ± 4% -0.0 0.15 ± 3% +0.0 0.19 ± 2% perf-profile.children.cycles-pp.cgroup_rstat_updated 0.17 -0.1 0.09 ± 4% -0.0 0.13 ± 3% +0.0 0.17 perf-profile.children.cycles-pp.__dquot_alloc_space 0.08 -0.1 0.00 -0.0 0.06 ± 5% +0.0 0.08 perf-profile.children.cycles-pp.__mod_zone_page_state 0.21 ± 2% -0.1 0.13 ± 3% -0.1 0.16 +0.0 0.21 ± 4% perf-profile.children.cycles-pp.__hrtimer_run_queues 0.08 ± 5% -0.1 0.00 -0.0 0.06 ± 7% -0.0 0.08 ± 6% perf-profile.children.cycles-pp._raw_read_lock 0.08 ± 5% -0.1 0.00 -0.0 0.06 -0.0 0.07 ± 5% perf-profile.children.cycles-pp.rcu_core 0.17 -0.1 0.09 ± 4% -0.0 0.14 ± 2% +0.0 0.17 perf-profile.children.cycles-pp.free_unref_folios 0.09 ± 3% -0.1 0.01 ±163% -0.0 0.07 ± 4% +0.0 0.09 ± 3% perf-profile.children.cycles-pp.generic_file_llseek_size 0.08 ± 6% -0.1 0.00 -0.0 0.06 ± 5% -0.0 0.07 ± 5% perf-profile.children.cycles-pp.rcu_do_batch 0.20 ± 3% -0.1 0.13 ± 3% -0.0 0.15 ± 2% +0.0 0.20 ± 4% perf-profile.children.cycles-pp.tick_nohz_handler 0.16 ± 2% -0.1 0.09 ± 4% -0.0 0.13 ± 3% +0.0 0.16 ± 3% perf-profile.children.cycles-pp.vfs_unlink 0.08 ± 4% -0.1 0.00 ±316% -0.0 0.06 ± 5% -0.0 0.07 perf-profile.children.cycles-pp.xas_create 0.09 ± 5% -0.1 0.01 ±163% -0.0 0.07 ± 4% -0.0 0.08 ± 5% perf-profile.children.cycles-pp.generic_file_read_iter 0.19 -0.1 0.12 ± 4% -0.0 0.16 ± 2% +0.0 0.19 perf-profile.children.cycles-pp.mod_objcg_state 0.14 ± 3% -0.1 0.07 ± 6% -0.0 0.11 ± 4% +0.0 0.15 ± 3% perf-profile.children.cycles-pp.__es_insert_extent 0.16 ± 3% -0.1 0.08 ± 5% -0.0 0.12 ± 2% -0.0 0.16 ± 3% perf-profile.children.cycles-pp.__ext4_unlink 0.14 ± 2% -0.1 0.07 -0.0 0.11 +0.0 0.14 ± 3% perf-profile.children.cycles-pp.__radix_tree_lookup 0.14 ± 4% -0.1 0.07 -0.0 0.11 ± 2% -0.0 0.14 ± 3% perf-profile.children.cycles-pp.__count_memcg_events 0.07 ± 4% -0.1 0.00 -0.0 0.06 ± 5% -0.0 0.07 perf-profile.children.cycles-pp.__es_remove_extent 0.07 ± 4% -0.1 0.00 -0.0 0.06 ± 5% +0.0 0.07 ± 6% perf-profile.children.cycles-pp.read@plt 0.16 ± 3% -0.1 0.09 ± 5% -0.0 0.12 ± 2% +0.0 0.16 ± 3% perf-profile.children.cycles-pp.ext4_unlink 0.08 ± 6% -0.1 0.00 ±316% -0.0 0.06 ± 5% +0.0 0.08 ± 4% perf-profile.children.cycles-pp.xas_clear_mark 0.08 ± 5% -0.1 0.01 ±163% -0.0 0.07 ± 7% -0.0 0.08 ± 5% perf-profile.children.cycles-pp.folio_mapping 0.07 -0.1 0.00 -0.0 0.05 +0.0 0.07 perf-profile.children.cycles-pp.node_page_state 0.07 -0.1 0.00 -0.0 0.06 +0.0 0.07 perf-profile.children.cycles-pp.ext4_fill_raw_inode 0.18 ± 2% -0.1 0.12 ± 4% -0.0 0.14 +0.0 0.19 ± 4% perf-profile.children.cycles-pp.update_process_times 0.15 ± 3% -0.1 0.08 ± 3% -0.0 0.12 ± 4% +0.0 0.15 ± 3% perf-profile.children.cycles-pp.jbd2_journal_try_to_free_buffers 0.12 ± 5% -0.1 0.05 ± 8% -0.0 0.09 ± 3% +0.0 0.12 ± 2% perf-profile.children.cycles-pp.ext4_claim_free_clusters 0.07 ± 7% -0.1 0.00 -0.0 0.05 -0.0 0.06 ± 7% perf-profile.children.cycles-pp.folio_wait_stable 0.07 ± 7% -0.1 0.00 -0.0 0.05 -0.0 0.06 ± 7% perf-profile.children.cycles-pp.free_unref_page_commit 0.07 ± 7% -0.1 0.00 -0.0 0.06 ± 5% +0.0 0.08 perf-profile.children.cycles-pp.obj_cgroup_charge 0.06 ± 7% -0.1 0.00 -0.0 0.05 ± 6% -0.0 0.06 ± 5% perf-profile.children.cycles-pp.balance_dirty_pages 0.13 -0.1 0.07 ± 7% -0.0 0.10 ± 3% -0.0 0.13 ± 3% perf-profile.children.cycles-pp.generic_write_check_limits 0.12 ± 4% -0.1 0.06 ± 7% -0.0 0.10 +0.0 0.12 ± 4% perf-profile.children.cycles-pp.__xa_set_mark 0.12 ± 2% -0.1 0.06 -0.0 0.10 ± 5% +0.0 0.12 ± 2% perf-profile.children.cycles-pp.file_remove_privs_flags 0.13 ± 3% -0.1 0.07 ± 7% -0.0 0.10 ± 3% -0.0 0.13 ± 3% perf-profile.children.cycles-pp.ext4_llseek 0.07 -0.1 0.01 ±212% -0.0 0.06 ± 9% +0.0 0.07 ± 4% perf-profile.children.cycles-pp.irq_exit_rcu 0.06 -0.1 0.00 -0.0 0.04 ± 37% +0.0 0.06 ± 5% perf-profile.children.cycles-pp.add_dirent_to_buf 0.06 -0.1 0.00 -0.0 0.05 +0.0 0.06 perf-profile.children.cycles-pp._raw_spin_trylock 0.06 -0.1 0.00 -0.0 0.05 +0.0 0.06 perf-profile.children.cycles-pp.bdev_getblk 0.06 -0.1 0.00 -0.0 0.05 +0.0 0.06 perf-profile.children.cycles-pp.crc32c_pcl_intel_update 0.15 ± 2% -0.1 0.09 ± 4% -0.0 0.12 ± 3% +0.0 0.15 ± 2% perf-profile.children.cycles-pp.__ext4_mark_inode_dirty 0.12 -0.1 0.06 ± 6% -0.0 0.10 ± 4% +0.0 0.12 perf-profile.children.cycles-pp.amd_clear_divider 0.12 ± 2% -0.1 0.06 ± 6% -0.0 0.09 ± 5% +0.0 0.12 ± 2% perf-profile.children.cycles-pp.jbd2_journal_grab_journal_head 0.11 ± 5% -0.1 0.06 ± 6% -0.0 0.09 ± 5% -0.0 0.11 ± 5% perf-profile.children.cycles-pp.inode_to_bdi 0.09 ± 5% -0.1 0.04 ± 47% -0.0 0.07 -0.0 0.09 ± 3% perf-profile.children.cycles-pp.handle_softirqs 0.50 -0.1 0.45 ± 3% +0.0 0.55 +0.0 0.51 perf-profile.children.cycles-pp.folio_activate_fn 0.11 ± 2% -0.1 0.06 -0.0 0.09 -0.0 0.11 perf-profile.children.cycles-pp.__ext4_new_inode 0.12 ± 2% -0.1 0.07 -0.0 0.10 -0.0 0.12 perf-profile.children.cycles-pp.try_charge_memcg 0.11 ± 4% -0.1 0.06 ± 4% -0.0 0.09 ± 3% -0.0 0.11 ± 3% perf-profile.children.cycles-pp.timestamp_truncate 0.12 ± 3% -0.1 0.07 ± 6% -0.0 0.10 ± 3% +0.0 0.12 ± 5% perf-profile.children.cycles-pp.entry_SYSCALL_64_safe_stack 0.12 ± 3% -0.1 0.07 ± 6% -0.0 0.10 ± 3% -0.0 0.12 ± 2% perf-profile.children.cycles-pp.drop_buffers 0.13 ± 3% -0.0 0.08 ± 3% -0.0 0.10 ± 3% +0.0 0.13 ± 4% perf-profile.children.cycles-pp.__ext4_find_entry 0.11 ± 3% -0.0 0.06 ± 6% -0.0 0.09 ± 3% +0.0 0.11 perf-profile.children.cycles-pp.ext4_mark_iloc_dirty 0.12 ± 8% -0.0 0.08 ± 6% +0.1 0.20 ± 3% -0.0 0.12 ± 9% perf-profile.children.cycles-pp.mem_cgroup_update_lru_size 0.12 -0.0 0.08 ± 5% -0.0 0.10 ± 5% +0.0 0.12 ± 5% perf-profile.children.cycles-pp.ext4_dx_find_entry 0.13 ± 3% -0.0 0.09 -0.0 0.11 ± 4% +0.0 0.13 ± 3% perf-profile.children.cycles-pp.sched_tick 0.10 ± 4% -0.0 0.06 ± 7% -0.0 0.08 ± 4% +0.0 0.10 ± 3% perf-profile.children.cycles-pp.ext4_do_update_inode 0.09 -0.0 0.05 -0.0 0.07 +0.0 0.09 ± 3% perf-profile.children.cycles-pp.__mem_cgroup_uncharge_folios 0.08 ± 4% -0.0 0.04 ± 47% -0.0 0.06 ± 7% +0.0 0.08 ± 4% perf-profile.children.cycles-pp.ext4_reserve_inode_write 0.17 -0.0 0.13 ± 3% -0.0 0.13 ± 3% -0.0 0.17 perf-profile.children.cycles-pp.filemap_unaccount_folio 0.09 ± 4% -0.0 0.05 ± 9% -0.0 0.07 ± 4% +0.0 0.09 ± 4% perf-profile.children.cycles-pp.ext4_lookup 0.09 ± 4% -0.0 0.06 -0.0 0.07 +0.0 0.10 ± 5% perf-profile.children.cycles-pp.task_tick_fair 0.09 ± 3% -0.0 0.06 ± 8% -0.0 0.07 +0.0 0.09 ± 3% perf-profile.children.cycles-pp.ext4_add_nondir 0.24 ± 2% -0.0 0.22 ± 2% -0.2 0.06 -0.2 0.08 ± 5% perf-profile.children.cycles-pp.xas_find_conflict 0.08 ± 4% -0.0 0.05 -0.0 0.06 +0.0 0.08 ± 4% perf-profile.children.cycles-pp.ext4_add_entry 0.08 ± 5% -0.0 0.05 -0.0 0.06 +0.0 0.08 ± 5% perf-profile.children.cycles-pp.ext4_dx_add_entry 0.13 ± 3% -0.0 0.11 ± 5% -0.0 0.11 +0.0 0.14 ± 3% perf-profile.children.cycles-pp.__mod_lruvec_state 0.07 -0.0 0.05 ± 31% -0.0 0.05 ± 6% -0.0 0.07 ± 8% perf-profile.children.cycles-pp.ext4_search_dir 0.26 ± 3% -0.0 0.24 ± 8% +0.1 0.36 ± 4% +0.0 0.26 ± 6% perf-profile.children.cycles-pp.__x64_sys_exit_group 0.26 ± 3% -0.0 0.24 ± 8% +0.1 0.36 ± 4% +0.0 0.26 ± 6% perf-profile.children.cycles-pp.do_group_exit 0.26 ± 3% -0.0 0.24 ± 9% +0.1 0.36 ± 3% +0.0 0.27 ± 5% perf-profile.children.cycles-pp.do_exit 0.24 ± 4% -0.0 0.24 ± 8% +0.1 0.35 ± 4% +0.0 0.25 ± 6% perf-profile.children.cycles-pp.exit_mm 0.25 ± 3% -0.0 0.25 ± 8% +0.1 0.35 ± 4% +0.0 0.26 ± 6% perf-profile.children.cycles-pp.__mmput 0.25 ± 3% -0.0 0.25 ± 8% +0.1 0.35 ± 4% +0.0 0.26 ± 6% perf-profile.children.cycles-pp.exit_mmap 0.20 ± 3% +0.0 0.22 ± 9% +0.1 0.30 ± 4% +0.0 0.21 ± 7% perf-profile.children.cycles-pp.__tlb_batch_free_encoded_pages 0.20 ± 3% +0.0 0.22 ± 9% +0.1 0.30 ± 4% +0.0 0.21 ± 7% perf-profile.children.cycles-pp.free_pages_and_swap_cache 0.20 ± 3% +0.0 0.22 ± 9% +0.1 0.31 ± 4% +0.0 0.21 ± 7% perf-profile.children.cycles-pp.tlb_finish_mmu 0.34 ± 2% +0.0 0.37 -0.0 0.32 +0.0 0.34 perf-profile.children.cycles-pp.lru_add_fn 0.00 +0.1 0.05 ± 5% +0.1 0.05 +0.0 0.00 perf-profile.children.cycles-pp.lru_add_drain 0.08 ± 5% +0.1 0.15 ± 4% +0.0 0.11 +0.0 0.09 ± 5% perf-profile.children.cycles-pp.__cmd_record 0.08 ± 5% +0.1 0.15 ± 4% +0.0 0.11 +0.0 0.09 ± 5% perf-profile.children.cycles-pp.cmd_record 0.08 ± 4% +0.1 0.14 ± 4% +0.0 0.10 ± 4% +0.0 0.08 ± 4% perf-profile.children.cycles-pp.record__mmap_read_evlist 0.09 ± 3% +0.1 0.15 ± 4% +0.0 0.11 ± 2% +0.0 0.09 ± 3% perf-profile.children.cycles-pp.main 0.09 ± 3% +0.1 0.15 ± 4% +0.0 0.11 ± 2% +0.0 0.09 ± 3% perf-profile.children.cycles-pp.run_builtin 0.08 ± 6% +0.1 0.14 ± 4% +0.0 0.10 +0.0 0.08 ± 4% perf-profile.children.cycles-pp.perf_mmap__push 0.07 ± 4% +0.1 0.13 ± 3% +0.0 0.09 ± 3% +0.0 0.07 ± 4% perf-profile.children.cycles-pp.record__pushfn 0.07 ± 4% +0.1 0.13 ± 3% +0.0 0.09 ± 3% +0.0 0.07 ± 4% perf-profile.children.cycles-pp.writen 0.06 +0.1 0.13 ± 5% +0.0 0.09 ± 4% +0.0 0.06 ± 7% perf-profile.children.cycles-pp.shmem_file_write_iter 0.00 +0.1 0.10 ± 4% +0.1 0.06 ± 6% +0.0 0.00 perf-profile.children.cycles-pp.shmem_alloc_and_add_folio 0.00 +0.1 0.11 ± 6% +0.1 0.07 ± 7% +0.0 0.01 ±173% perf-profile.children.cycles-pp.shmem_get_folio_gfp 0.00 +0.1 0.11 ± 6% +0.1 0.07 ± 7% +0.0 0.01 ±173% perf-profile.children.cycles-pp.shmem_write_begin 2.45 +0.2 2.70 +0.1 2.55 +0.0 2.45 perf-profile.children.cycles-pp.lru_add_drain_cpu 4.86 +0.7 5.54 +0.3 5.13 +0.0 4.87 perf-profile.children.cycles-pp.__folio_batch_release 27.93 +0.9 28.79 +1.1 29.05 +0.0 27.95 perf-profile.children.cycles-pp.ksys_read 27.50 +1.1 28.56 +1.2 28.70 +0.0 27.51 perf-profile.children.cycles-pp.vfs_read 25.97 +1.8 27.81 +1.5 27.48 -0.0 25.96 perf-profile.children.cycles-pp.filemap_read 92.83 +3.3 96.09 +1.3 94.11 -0.1 92.76 perf-profile.children.cycles-pp.entry_SYSCALL_64_after_hwframe 92.42 +3.5 95.88 +1.4 93.79 -0.1 92.35 perf-profile.children.cycles-pp.do_syscall_64 30.73 +3.9 34.66 +3.8 34.58 +0.1 30.85 perf-profile.children.cycles-pp.write 21.08 +4.1 25.15 +2.3 23.40 -0.0 21.04 perf-profile.children.cycles-pp.folio_mark_accessed 19.70 +4.6 24.33 +2.7 22.38 -0.0 19.66 perf-profile.children.cycles-pp.folio_activate 27.83 +5.3 33.14 +4.4 32.25 +0.1 27.94 perf-profile.children.cycles-pp.ksys_write 27.36 +5.5 32.89 +4.5 31.87 +0.1 27.46 perf-profile.children.cycles-pp.vfs_write 25.87 +5.6 31.48 +2.2 28.03 +0.1 26.02 perf-profile.children.cycles-pp.__close 25.86 +5.6 31.46 +2.2 28.01 +0.1 26.00 perf-profile.children.cycles-pp.__x64_sys_close 25.84 +5.6 31.46 +2.2 28.00 +0.1 25.99 perf-profile.children.cycles-pp.__fput 25.83 +5.6 31.45 +2.2 27.99 +0.1 25.98 perf-profile.children.cycles-pp.dput 25.82 +5.6 31.44 +2.2 27.98 +0.1 25.96 perf-profile.children.cycles-pp.__dentry_kill 25.79 +5.6 31.43 +2.2 27.96 +0.1 25.94 perf-profile.children.cycles-pp.evict 25.78 +5.6 31.42 +2.2 27.95 +0.1 25.93 perf-profile.children.cycles-pp.ext4_evict_inode 25.64 +5.7 31.34 +2.2 27.83 +0.1 25.78 perf-profile.children.cycles-pp.truncate_inode_pages_range 18.31 +6.0 24.35 +2.5 20.82 +0.1 18.43 perf-profile.children.cycles-pp.folios_put_refs 17.78 +6.3 24.04 +2.6 20.37 +0.1 17.90 perf-profile.children.cycles-pp.__page_cache_release 25.54 +6.4 31.96 +4.9 30.47 +0.1 25.66 ± 2% perf-profile.children.cycles-pp.ext4_buffered_write_iter 23.87 ± 2% +7.4 31.23 +5.3 29.21 +0.1 24.00 ± 2% perf-profile.children.cycles-pp.generic_perform_write 17.93 ± 3% +10.0 27.97 +6.5 24.43 +0.2 18.08 ± 3% perf-profile.children.cycles-pp.ext4_da_write_begin 13.75 ± 4% +12.0 25.77 +7.3 21.00 +0.1 13.86 ± 4% perf-profile.children.cycles-pp.__filemap_get_folio 11.78 ± 5% +13.0 24.77 +7.7 19.43 +0.1 11.86 ± 5% perf-profile.children.cycles-pp.filemap_add_folio 10.41 ± 6% +13.5 23.96 +8.1 18.54 +0.3 10.71 ± 5% perf-profile.children.cycles-pp.folio_add_lru 34.89 ± 2% +18.9 53.82 +11.1 46.00 +0.3 35.15 ± 2% perf-profile.children.cycles-pp.folio_batch_move_lru 51.11 +25.1 76.23 +13.7 64.78 +0.4 51.49 perf-profile.children.cycles-pp._raw_spin_lock_irqsave 51.02 +25.2 76.18 +13.7 64.70 +0.4 51.40 perf-profile.children.cycles-pp.folio_lruvec_lock_irqsave 50.98 +25.3 76.24 +13.7 64.69 +0.4 51.36 perf-profile.children.cycles-pp.native_queued_spin_lock_slowpath 7.25 ± 9% -6.7 0.53 ± 14% -5.7 1.54 ± 21% -0.4 6.87 ± 10% perf-profile.self.cycles-pp.osq_lock 3.09 -1.4 1.65 ± 2% -0.5 2.55 +0.0 3.11 perf-profile.self.cycles-pp.clear_bhb_loop 1.79 -0.7 1.07 ± 2% -0.2 1.54 -0.0 1.77 perf-profile.self.cycles-pp._copy_to_iter 1.14 -0.5 0.61 ± 2% -0.2 0.94 +0.0 1.16 perf-profile.self.cycles-pp.entry_SYSRETQ_unsafe_stack 1.20 -0.5 0.70 ± 2% -0.2 1.02 -0.0 1.19 perf-profile.self.cycles-pp.memset_orig 1.06 -0.5 0.57 ± 2% -0.2 0.86 -0.0 1.05 perf-profile.self.cycles-pp.copy_page_from_iter_atomic 0.97 -0.5 0.51 ± 2% -0.2 0.79 +0.0 0.97 perf-profile.self.cycles-pp.filemap_read 0.94 ± 2% -0.4 0.51 ± 3% -0.2 0.78 +0.0 0.96 perf-profile.self.cycles-pp.__fdget_pos 0.86 ± 4% -0.4 0.45 ± 3% -0.2 0.62 ± 4% +0.0 0.87 ± 3% perf-profile.self.cycles-pp.workingset_age_nonresident 0.75 ± 2% -0.4 0.38 ± 3% -0.2 0.59 +0.0 0.76 perf-profile.self.cycles-pp.vfs_write 0.89 -0.3 0.55 ± 2% -0.1 0.80 +0.0 0.91 perf-profile.self.cycles-pp.__block_commit_write 0.54 ± 3% -0.3 0.21 ± 4% -0.2 0.38 -0.0 0.54 ± 2% perf-profile.self.cycles-pp.percpu_counter_add_batch 0.50 ± 3% -0.3 0.20 ± 3% -0.1 0.37 ± 6% -0.0 0.48 ± 2% perf-profile.self.cycles-pp.balance_dirty_pages_ratelimited_flags 0.63 -0.3 0.33 ± 2% -0.1 0.52 +0.0 0.64 perf-profile.self.cycles-pp.vfs_read 0.57 -0.3 0.29 ± 2% -0.1 0.46 +0.0 0.58 perf-profile.self.cycles-pp.do_syscall_64 0.61 -0.3 0.33 ± 2% -0.1 0.54 +0.0 0.65 perf-profile.self.cycles-pp.filemap_get_read_batch 0.58 ± 2% -0.3 0.31 ± 3% -0.1 0.46 -0.0 0.58 ± 2% perf-profile.self.cycles-pp.fault_in_readable 0.37 ± 3% -0.3 0.10 ± 4% -0.2 0.22 ± 6% +0.0 0.37 ± 3% perf-profile.self.cycles-pp.rwsem_spin_on_owner 0.56 -0.3 0.29 ± 3% -0.1 0.45 ± 2% +0.0 0.56 perf-profile.self.cycles-pp.xas_load 0.38 ± 6% -0.3 0.13 ± 4% -0.1 0.25 ± 6% -0.0 0.37 ± 5% perf-profile.self.cycles-pp.ext4_file_write_iter 0.48 ± 2% -0.2 0.24 ± 4% -0.1 0.37 ± 2% -0.0 0.47 perf-profile.self.cycles-pp.__mod_memcg_lruvec_state 0.35 ± 5% -0.2 0.13 ± 5% -0.1 0.24 ± 4% -0.0 0.35 ± 4% perf-profile.self.cycles-pp.ext4_file_read_iter 0.46 ± 2% -0.2 0.24 ± 2% -0.1 0.36 ± 3% -0.0 0.46 ± 2% perf-profile.self.cycles-pp.write 0.45 ± 2% -0.2 0.23 ± 6% -0.1 0.35 ± 4% -0.0 0.44 ± 3% perf-profile.self.cycles-pp.disk_rr 0.39 ± 3% -0.2 0.18 ± 4% -0.1 0.33 ± 10% +0.0 0.40 ± 11% perf-profile.self.cycles-pp.apparmor_file_permission 0.36 ± 4% -0.2 0.15 ± 4% -0.1 0.26 ± 3% -0.0 0.36 ± 3% perf-profile.self.cycles-pp.ext4_da_write_begin 0.44 -0.2 0.23 ± 2% -0.1 0.37 -0.0 0.44 perf-profile.self.cycles-pp.ext4_da_write_end 0.44 -0.2 0.23 ± 2% -0.1 0.36 +0.0 0.45 perf-profile.self.cycles-pp.__filemap_get_folio 0.42 -0.2 0.21 ± 2% -0.1 0.34 +0.0 0.42 perf-profile.self.cycles-pp.entry_SYSCALL_64 0.42 ± 2% -0.2 0.22 ± 3% -0.1 0.33 ± 2% +0.0 0.42 perf-profile.self.cycles-pp.generic_perform_write 0.40 -0.2 0.20 ± 2% -0.1 0.33 ± 2% +0.0 0.42 perf-profile.self.cycles-pp.syscall_return_via_sysret 0.43 ± 2% -0.2 0.24 ± 3% -0.1 0.36 ± 2% +0.0 0.44 ± 2% perf-profile.self.cycles-pp.read 0.40 ± 2% -0.2 0.21 ± 3% -0.1 0.32 ± 2% +0.0 0.41 perf-profile.self.cycles-pp.entry_SYSCALL_64_after_hwframe 0.41 -0.2 0.22 ± 3% -0.1 0.34 +0.0 0.41 perf-profile.self.cycles-pp.llseek 0.33 -0.2 0.17 ± 2% -0.1 0.26 ± 2% -0.0 0.32 ± 2% perf-profile.self.cycles-pp.ext4_block_write_begin 0.33 ± 2% -0.2 0.17 ± 3% -0.1 0.26 -0.0 0.33 perf-profile.self.cycles-pp.__cond_resched 0.28 ± 2% -0.2 0.13 ± 3% -0.1 0.22 ± 2% +0.0 0.28 ± 2% perf-profile.self.cycles-pp.atime_needs_update 0.30 ± 2% -0.1 0.16 ± 3% -0.1 0.24 +0.0 0.31 perf-profile.self.cycles-pp.syscall_exit_to_user_mode 0.30 -0.1 0.16 ± 4% -0.1 0.25 +0.0 0.32 ± 2% perf-profile.self.cycles-pp.filemap_get_entry 0.30 -0.1 0.16 ± 3% -0.1 0.24 ± 2% -0.0 0.29 ± 2% perf-profile.self.cycles-pp._raw_spin_lock 0.28 -0.1 0.14 ± 4% -0.1 0.22 -0.0 0.27 perf-profile.self.cycles-pp.folio_mark_accessed 0.27 -0.1 0.14 ± 2% -0.1 0.22 ± 2% +0.0 0.27 perf-profile.self.cycles-pp.mark_buffer_dirty 0.12 ± 5% -0.1 0.00 -0.0 0.07 ± 5% +0.0 0.12 ± 6% perf-profile.self.cycles-pp.start_this_handle 0.26 -0.1 0.14 ± 3% -0.1 0.21 ± 3% +0.0 0.26 perf-profile.self.cycles-pp.ext4_da_map_blocks 0.25 -0.1 0.13 ± 3% -0.1 0.19 ± 2% -0.0 0.24 perf-profile.self.cycles-pp.down_write 0.25 -0.1 0.14 ± 2% -0.0 0.21 ± 2% +0.0 0.26 perf-profile.self.cycles-pp.x64_sys_call 0.27 ± 2% -0.1 0.16 ± 2% -0.0 0.22 ± 2% -0.0 0.27 perf-profile.self.cycles-pp.block_invalidate_folio 0.24 ± 2% -0.1 0.12 ± 3% -0.0 0.19 ± 3% +0.0 0.24 ± 2% perf-profile.self.cycles-pp.up_write 0.16 ± 4% -0.1 0.06 ± 7% -0.1 0.11 ± 4% +0.0 0.16 ± 3% perf-profile.self.cycles-pp.ext4_nonda_switch 0.20 ± 2% -0.1 0.10 -0.0 0.16 ± 2% -0.0 0.20 perf-profile.self.cycles-pp.inode_needs_update_time 0.21 ± 2% -0.1 0.11 -0.0 0.17 +0.0 0.21 ± 2% perf-profile.self.cycles-pp.folio_unlock 0.23 -0.1 0.13 ± 3% -0.1 0.17 -0.0 0.21 perf-profile.self.cycles-pp.xas_store 0.21 ± 2% -0.1 0.11 -0.0 0.18 ± 2% +0.0 0.22 ± 2% perf-profile.self.cycles-pp.xas_start 0.20 ± 2% -0.1 0.10 ± 4% -0.0 0.16 ± 2% -0.0 0.20 ± 2% perf-profile.self.cycles-pp.filemap_get_pages 0.20 ± 2% -0.1 0.10 ± 4% -0.0 0.16 ± 2% +0.0 0.21 ± 4% perf-profile.self.cycles-pp.security_file_permission 0.20 ± 4% -0.1 0.10 ± 4% -0.0 0.16 ± 3% -0.0 0.20 perf-profile.self.cycles-pp.rcu_all_qs 0.22 -0.1 0.12 ± 3% -0.0 0.19 +0.0 0.22 ± 2% perf-profile.self.cycles-pp.folios_put_refs 0.20 ± 2% -0.1 0.11 ± 3% -0.0 0.16 ± 2% -0.0 0.20 perf-profile.self.cycles-pp.__slab_free 0.18 -0.1 0.09 ± 3% -0.0 0.13 -0.0 0.17 perf-profile.self.cycles-pp.__filemap_add_folio 0.17 ± 2% -0.1 0.09 ± 4% -0.0 0.13 ± 3% +0.0 0.17 ± 2% perf-profile.self.cycles-pp.ext4_buffered_write_iter 0.18 ± 2% -0.1 0.09 ± 5% -0.0 0.14 ± 2% +0.0 0.18 perf-profile.self.cycles-pp.rw_verify_area 0.08 ± 4% -0.1 0.00 -0.0 0.07 ± 6% +0.0 0.08 ± 5% perf-profile.self.cycles-pp.fault_in_iov_iter_readable 0.08 -0.1 0.00 -0.0 0.06 -0.0 0.07 perf-profile.self.cycles-pp.ext4_es_insert_delayed_block 0.08 -0.1 0.00 -0.0 0.06 +0.0 0.08 perf-profile.self.cycles-pp.__es_insert_extent 0.08 -0.1 0.00 -0.0 0.06 +0.0 0.08 ± 5% perf-profile.self.cycles-pp.rmqueue 0.08 ± 8% -0.1 0.00 -0.0 0.06 ± 6% -0.0 0.08 ± 7% perf-profile.self.cycles-pp.inode_to_bdi 0.17 -0.1 0.09 ± 4% -0.0 0.13 ± 3% +0.0 0.17 perf-profile.self.cycles-pp.__mod_node_page_state 0.08 ± 6% -0.1 0.00 -0.0 0.05 ± 9% -0.0 0.07 ± 5% perf-profile.self.cycles-pp._raw_read_lock 0.08 ± 6% -0.1 0.00 -0.0 0.06 +0.0 0.08 ± 5% perf-profile.self.cycles-pp.generic_file_llseek_size 0.16 ± 3% -0.1 0.08 ± 3% -0.0 0.12 ± 2% +0.0 0.16 ± 3% perf-profile.self.cycles-pp.aa_file_perm 0.15 -0.1 0.07 ± 6% -0.0 0.12 +0.0 0.15 ± 2% perf-profile.self.cycles-pp.syscall_exit_to_user_mode_prepare 0.16 ± 2% -0.1 0.09 ± 3% -0.0 0.13 ± 3% +0.0 0.17 ± 2% perf-profile.self.cycles-pp.cgroup_rstat_updated 0.07 ± 6% -0.1 0.00 -0.0 0.06 -0.0 0.07 ± 4% perf-profile.self.cycles-pp.generic_file_read_iter 0.07 ± 6% -0.1 0.00 -0.0 0.06 +0.0 0.07 ± 6% perf-profile.self.cycles-pp.__mark_inode_dirty 0.15 ± 3% -0.1 0.08 ± 4% -0.0 0.12 ± 2% +0.0 0.15 ± 2% perf-profile.self.cycles-pp.current_time 0.15 ± 3% -0.1 0.08 ± 3% -0.0 0.12 ± 2% +0.0 0.16 ± 2% perf-profile.self.cycles-pp.ksys_write 0.15 ± 6% -0.1 0.07 ± 6% -0.0 0.12 ± 8% +0.0 0.15 ± 6% perf-profile.self.cycles-pp.ktime_get_coarse_real_ts64 0.15 ± 2% -0.1 0.08 -0.0 0.12 ± 2% -0.0 0.15 ± 2% perf-profile.self.cycles-pp.generic_write_checks 0.15 ± 4% -0.1 0.08 ± 6% +0.0 0.16 ± 5% +0.0 0.17 ± 3% perf-profile.self.cycles-pp.__memcg_slab_post_alloc_hook 0.07 -0.1 0.00 -0.0 0.07 ± 7% +0.0 0.08 perf-profile.self.cycles-pp.folio_alloc_buffers 0.15 ± 3% -0.1 0.08 ± 4% -0.0 0.12 ± 3% +0.0 0.15 ± 2% perf-profile.self.cycles-pp.copy_page_to_iter 0.15 ± 3% -0.1 0.08 ± 4% -0.0 0.12 +0.0 0.15 ± 3% perf-profile.self.cycles-pp.ksys_read 0.07 ± 6% -0.1 0.00 -0.0 0.05 -0.0 0.07 ± 7% perf-profile.self.cycles-pp.__folio_cancel_dirty 0.07 ± 6% -0.1 0.00 -0.0 0.05 +0.0 0.07 ± 6% perf-profile.self.cycles-pp.ext4_generic_write_checks 0.07 ± 6% -0.1 0.00 -0.0 0.05 ± 8% +0.0 0.07 ± 4% perf-profile.self.cycles-pp.__mem_cgroup_charge 0.08 -0.1 0.01 ±163% -0.0 0.07 ± 6% +0.0 0.08 ± 4% perf-profile.self.cycles-pp.free_unref_folios 0.18 ± 2% -0.1 0.11 ± 3% -0.0 0.15 ± 3% +0.0 0.18 perf-profile.self.cycles-pp.mod_objcg_state 0.13 -0.1 0.06 ± 7% -0.0 0.10 +0.0 0.13 ± 3% perf-profile.self.cycles-pp.__radix_tree_lookup 0.13 ± 3% -0.1 0.06 ± 4% -0.0 0.10 -0.0 0.12 ± 3% perf-profile.self.cycles-pp.__alloc_pages_noprof 0.06 ± 7% -0.1 0.00 -0.0 0.05 -0.0 0.06 perf-profile.self.cycles-pp.folio_activate 0.06 ± 7% -0.1 0.00 -0.0 0.05 +0.0 0.07 ± 6% perf-profile.self.cycles-pp.truncate_cleanup_folio 0.06 ± 7% -0.1 0.00 -0.0 0.05 +0.0 0.07 ± 4% perf-profile.self.cycles-pp._raw_spin_lock_irq 0.06 ± 7% -0.1 0.00 -0.0 0.05 ± 9% +0.0 0.07 ± 4% perf-profile.self.cycles-pp.xas_clear_mark 0.15 ± 2% -0.1 0.09 ± 5% -0.0 0.13 ± 2% +0.0 0.16 ± 2% perf-profile.self.cycles-pp.find_lock_entries 0.14 -0.1 0.08 ± 6% -0.0 0.12 ± 3% +0.0 0.14 ± 2% perf-profile.self.cycles-pp._raw_spin_lock_irqsave 0.06 ± 7% -0.1 0.00 -0.0 0.05 -0.0 0.06 perf-profile.self.cycles-pp.amd_clear_divider 0.13 ± 5% -0.1 0.07 ± 7% -0.0 0.13 ± 9% +0.0 0.15 ± 4% perf-profile.self.cycles-pp.kmem_cache_alloc_noprof 0.06 ± 6% -0.1 0.00 -0.0 0.05 +0.0 0.06 ± 6% perf-profile.self.cycles-pp.try_to_free_buffers 0.12 ± 2% -0.1 0.06 -0.0 0.09 ± 4% +0.0 0.13 ± 3% perf-profile.self.cycles-pp.node_dirty_ok 0.06 -0.1 0.00 -0.0 0.05 +0.0 0.06 perf-profile.self.cycles-pp.__mod_zone_page_state 0.06 -0.1 0.00 -0.0 0.05 +0.0 0.06 perf-profile.self.cycles-pp.delete_from_page_cache_batch 0.12 -0.1 0.06 ± 6% -0.0 0.10 ± 4% +0.0 0.12 perf-profile.self.cycles-pp.ksys_lseek 0.09 -0.1 0.03 ± 75% -0.0 0.07 +0.0 0.09 perf-profile.self.cycles-pp.ext4_es_lookup_extent 0.12 -0.1 0.06 ± 7% -0.0 0.10 ± 4% +0.0 0.12 ± 3% perf-profile.self.cycles-pp.create_empty_buffers 0.12 ± 4% -0.1 0.06 -0.0 0.09 -0.0 0.12 ± 4% perf-profile.self.cycles-pp.__dquot_alloc_space 0.10 ± 3% -0.1 0.05 ± 31% -0.0 0.08 ± 6% -0.0 0.10 ± 4% perf-profile.self.cycles-pp.folio_account_dirtied 0.12 ± 4% -0.1 0.06 ± 4% -0.0 0.09 ± 5% +0.0 0.12 ± 3% perf-profile.self.cycles-pp.jbd2_journal_grab_journal_head 0.09 -0.1 0.04 ± 61% -0.0 0.07 +0.0 0.09 perf-profile.self.cycles-pp.file_modified 0.11 ± 4% -0.1 0.05 ± 8% -0.0 0.08 ± 5% -0.0 0.10 ± 4% perf-profile.self.cycles-pp.ext4_llseek 0.10 ± 4% -0.1 0.05 -0.0 0.08 ± 6% -0.0 0.10 ± 3% perf-profile.self.cycles-pp.__count_memcg_events 0.05 ± 8% -0.1 0.00 -0.0 0.05 ± 6% +0.0 0.07 ± 6% perf-profile.self.cycles-pp.obj_cgroup_charge 0.11 ± 4% -0.1 0.06 ± 8% -0.0 0.08 ± 5% -0.0 0.11 ± 4% perf-profile.self.cycles-pp.generic_write_check_limits 0.10 ± 5% -0.1 0.05 -0.0 0.08 ± 4% +0.0 0.10 perf-profile.self.cycles-pp.file_remove_privs_flags 0.10 ± 5% -0.1 0.05 -0.0 0.08 +0.0 0.10 perf-profile.self.cycles-pp.block_write_end 0.10 -0.1 0.05 -0.0 0.08 +0.0 0.10 ± 4% perf-profile.self.cycles-pp.get_page_from_freelist 0.12 ± 4% -0.0 0.07 ± 6% -0.0 0.10 ± 4% +0.0 0.12 ± 5% perf-profile.self.cycles-pp.entry_SYSCALL_64_safe_stack 0.12 -0.0 0.07 ± 5% -0.0 0.10 +0.0 0.12 perf-profile.self.cycles-pp.drop_buffers 0.10 ± 5% -0.0 0.05 -0.0 0.08 ± 6% -0.0 0.09 ± 4% perf-profile.self.cycles-pp.timestamp_truncate 0.10 ± 5% -0.0 0.05 ± 5% -0.0 0.08 +0.0 0.10 ± 4% perf-profile.self.cycles-pp.folio_account_cleaned 0.10 ± 4% -0.0 0.06 ± 8% -0.0 0.08 +0.0 0.10 perf-profile.self.cycles-pp.kmem_cache_free 0.11 ± 9% -0.0 0.07 ± 8% +0.1 0.20 ± 3% -0.0 0.11 ± 10% perf-profile.self.cycles-pp.mem_cgroup_update_lru_size 0.10 ± 4% -0.0 0.07 -0.0 0.10 ± 4% +0.0 0.11 ± 4% perf-profile.self.cycles-pp.__memcg_slab_free_hook 0.09 ± 5% -0.0 0.06 ± 4% -0.0 0.08 ± 4% -0.0 0.09 ± 4% perf-profile.self.cycles-pp.try_charge_memcg 0.10 ± 4% -0.0 0.07 ± 5% -0.0 0.08 ± 4% +0.0 0.10 ± 4% perf-profile.self.cycles-pp.__page_cache_release 0.23 ± 3% -0.0 0.21 ± 2% -0.2 0.05 -0.2 0.06 perf-profile.self.cycles-pp.xas_find_conflict 0.23 ± 2% -0.0 0.22 ± 3% -0.0 0.18 ± 3% -0.0 0.23 perf-profile.self.cycles-pp.workingset_activation 0.25 ± 2% +0.0 0.28 ± 4% +0.0 0.30 +0.0 0.25 perf-profile.self.cycles-pp.folio_activate_fn 0.17 ± 3% +0.1 0.26 -0.0 0.13 -0.0 0.17 ± 2% perf-profile.self.cycles-pp.lru_add_fn 0.51 ± 2% +0.1 0.63 ± 3% -0.1 0.40 ± 2% -0.0 0.50 perf-profile.self.cycles-pp.__lruvec_stat_mod_folio 0.30 ± 5% +0.2 0.51 ± 2% +0.0 0.34 ± 3% +0.0 0.30 ± 3% perf-profile.self.cycles-pp.folio_batch_move_lru 50.97 +25.3 76.24 +13.7 64.69 +0.4 51.36 perf-profile.self.cycles-pp.native_queued_spin_lock_slowpath > > > diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h > index 7e2eb091049a..0e5bf25d324f 100644 > --- a/include/linux/memcontrol.h > +++ b/include/linux/memcontrol.h > @@ -109,6 +109,7 @@ struct mem_cgroup_per_node { > > /* Fields which get updated often at the end. */ > struct lruvec lruvec; > + CACHELINE_PADDING(_pad2_); > unsigned long lru_zone_size[MAX_NR_ZONES][NR_LRU_LISTS]; > struct mem_cgroup_reclaim_iter iter; > }; > > >