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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Hello, kernel test robot noticed a -34.3% regression of vm-scalability.throughput on: commit: 875fa64577da9bc8e9963ee14fef8433f20653e7 ("mm/hugetlb_vmemmap: fix race with speculative PFN walkers") https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master [still regression on linux-next/master 0b58e108042b0ed28a71cd7edf5175999955b233] testcase: vm-scalability test machine: 128 threads 2 sockets Intel(R) Xeon(R) Gold 6338 CPU @ 2.00GHz (Ice Lake) with 256G memory parameters: runtime: 300s size: 512G test: anon-cow-rand-hugetlb cpufreq_governor: performance If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-lkp/202407091001.1250ad4a-oliver.sang@intel.com Details are as below: --------------------------------------------------------------------------------------------------> The kernel config and materials to reproduce are available at: https://download.01.org/0day-ci/archive/20240709/202407091001.1250ad4a-oliver.sang@intel.com ========================================================================================= compiler/cpufreq_governor/kconfig/rootfs/runtime/size/tbox_group/test/testcase: gcc-13/performance/x86_64-rhel-8.3/debian-12-x86_64-20240206.cgz/300s/512G/lkp-icl-2sp2/anon-cow-rand-hugetlb/vm-scalability commit: 73236245e0 ("cachestat: do not flush stats in recency check") 875fa64577 ("mm/hugetlb_vmemmap: fix race with speculative PFN walkers") 73236245e0b47ea3 875fa64577da9bc8e9963ee14fe ---------------- --------------------------- %stddev %change %stddev \ | \ 4.447e+09 ± 13% +342.0% 1.966e+10 ± 7% cpuidle..time 753730 ± 2% +1105.0% 9082792 ± 6% cpuidle..usage 582089 ± 6% +20.7% 702337 ± 8% numa-numastat.node0.local_node 658053 ± 5% +18.3% 778277 ± 3% numa-numastat.node0.numa_hit 255.89 ± 2% +32.4% 338.76 ± 3% uptime.boot 10264 ± 7% +147.3% 25384 ± 5% uptime.idle 2.00 ± 76% +72475.0% 1451 ±125% perf-c2c.DRAM.local 38.50 ± 13% +20427.7% 7903 ± 92% perf-c2c.DRAM.remote 23.33 ± 17% +1567.9% 389.17 ± 61% perf-c2c.HITM.local 11.33 ± 35% +1902.9% 227.00 ± 84% perf-c2c.HITM.remote 17.44 ± 10% +208.4% 53.80 ± 2% vmstat.cpu.id 71.79 ± 2% -37.5% 44.87 ± 3% vmstat.cpu.us 107.92 ± 2% -43.9% 60.57 ± 3% vmstat.procs.r 2724 ± 4% +151.1% 6842 ± 3% vmstat.system.cs 134997 ± 4% -23.8% 102899 ± 7% vmstat.system.in 16.63 ± 11% +36.8 53.43 ± 2% mpstat.cpu.all.idle% 0.34 ± 3% -0.1 0.21 ± 2% mpstat.cpu.all.irq% 0.03 ± 6% +0.0 0.04 ± 9% mpstat.cpu.all.soft% 10.61 ± 3% -9.5 1.15 ± 38% mpstat.cpu.all.sys% 72.40 ± 2% -27.2 45.16 ± 3% mpstat.cpu.all.usr% 6.83 ± 34% +195.1% 20.17 ± 3% mpstat.max_utilization.seconds 102366 ± 29% +115.2% 220258 ± 7% meminfo.AnonHugePages 70562810 +14.4% 80723780 meminfo.CommitLimit 43743 ± 2% -22.7% 33821 ± 2% meminfo.HugePages_Surp 43743 ± 2% -22.7% 33821 ± 2% meminfo.HugePages_Total 89587444 ± 2% -22.7% 69265470 ± 2% meminfo.Hugetlb 66355 ± 18% -40.8% 39283 ± 15% meminfo.Mapped 1.341e+08 +15.3% 1.545e+08 meminfo.MemAvailable 1.351e+08 +15.1% 1.555e+08 meminfo.MemFree 95643557 ± 2% -21.4% 75182673 ± 2% meminfo.Memused 49588 ± 2% -31.7% 33871 ± 3% vm-scalability.median 8.02 ± 9% -2.6 5.40 ± 12% vm-scalability.median_stddev% 6842353 -34.3% 4498326 ± 2% vm-scalability.throughput 205.20 ± 2% +40.7% 288.76 ± 4% vm-scalability.time.elapsed_time 205.20 ± 2% +40.7% 288.76 ± 4% vm-scalability.time.elapsed_time.max 149773 ± 2% -47.3% 78866 ± 3% vm-scalability.time.involuntary_context_switches 10634 ± 2% -43.5% 6008 ± 3% vm-scalability.time.percent_of_cpu_this_job_got 2772 ± 5% -84.9% 419.47 ± 42% vm-scalability.time.system_time 19039 -11.2% 16908 vm-scalability.time.user_time 14514 ± 2% +4380.2% 650265 vm-scalability.time.voluntary_context_switches 617106 ± 42% -67.8% 198580 ±130% numa-vmstat.node0.nr_file_pages 8937 ± 42% -65.6% 3075 ±110% numa-vmstat.node0.nr_mapped 18779 ± 30% -35.4% 12124 ± 40% numa-vmstat.node0.nr_slab_reclaimable 603050 ± 43% -70.7% 176415 ±148% numa-vmstat.node0.nr_unevictable 603050 ± 43% -70.7% 176415 ±148% numa-vmstat.node0.nr_zone_unevictable 657413 ± 5% +18.2% 776975 ± 3% numa-vmstat.node0.numa_hit 581443 ± 6% +20.6% 701035 ± 8% numa-vmstat.node0.numa_local 214166 ±122% +192.8% 627105 ± 40% numa-vmstat.node1.nr_file_pages 11263349 ± 5% +35.8% 15297395 ± 7% numa-vmstat.node1.nr_free_pages 9478 ± 59% +72.7% 16368 ± 29% numa-vmstat.node1.nr_slab_reclaimable 163852 ±161% +260.4% 590489 ± 44% numa-vmstat.node1.nr_unevictable 163852 ±161% +260.4% 590489 ± 44% numa-vmstat.node1.nr_zone_unevictable 49.90 ± 29% +115.4% 107.47 ± 7% proc-vmstat.nr_anon_transparent_hugepages 3345235 +15.3% 3857626 proc-vmstat.nr_dirty_background_threshold 6698650 +15.3% 7724685 proc-vmstat.nr_dirty_threshold 33770919 +15.2% 38900683 proc-vmstat.nr_free_pages 196929 -2.3% 192368 proc-vmstat.nr_inactive_anon 16843 ± 18% -40.4% 10031 ± 14% proc-vmstat.nr_mapped 2693 -7.6% 2487 proc-vmstat.nr_page_table_pages 196929 -2.3% 192368 proc-vmstat.nr_zone_inactive_anon 1404664 +9.0% 1530693 ± 3% proc-vmstat.numa_hit 1271130 +9.3% 1389279 ± 3% proc-vmstat.numa_local 69467 ± 7% -34.8% 45284 ± 22% proc-vmstat.pgactivate 1263160 +12.8% 1425219 ± 3% proc-vmstat.pgfault 37012 +16.6% 43157 ± 4% proc-vmstat.pgreuse 2468473 ± 42% -67.8% 794312 ±130% numa-meminfo.node0.FilePages 75120 ± 30% -35.4% 48496 ± 40% numa-meminfo.node0.KReclaimable 35040 ± 42% -66.3% 11825 ±112% numa-meminfo.node0.Mapped 75120 ± 30% -35.4% 48496 ± 40% numa-meminfo.node0.SReclaimable 227978 ± 10% -17.0% 189123 ± 10% numa-meminfo.node0.Slab 2412201 ± 43% -70.7% 705661 ±148% numa-meminfo.node0.Unevictable 856474 ±123% +192.9% 2508266 ± 40% numa-meminfo.node1.FilePages 25221 ± 4% -34.1% 16618 ± 13% numa-meminfo.node1.HugePages_Surp 25221 ± 4% -34.1% 16618 ± 13% numa-meminfo.node1.HugePages_Total 37917 ± 59% +72.7% 65467 ± 30% numa-meminfo.node1.KReclaimable 45044169 ± 5% +35.8% 61184692 ± 7% numa-meminfo.node1.MemFree 53983914 ± 4% -29.9% 37843391 ± 12% numa-meminfo.node1.MemUsed 37917 ± 59% +72.7% 65467 ± 30% numa-meminfo.node1.SReclaimable 153538 ± 16% +26.2% 193736 ± 10% numa-meminfo.node1.Slab 655409 ±161% +260.4% 2361959 ± 44% numa-meminfo.node1.Unevictable 1482 ± 9% -17.5% 1223 ± 9% sched_debug.cfs_rq:/.runnable_avg.max 661.67 ± 14% -93.0% 46.09 ± 15% sched_debug.cfs_rq:/.util_est.avg 1286 ± 12% -61.4% 496.42 ± 37% sched_debug.cfs_rq:/.util_est.max 123.89 ± 48% -57.2% 53.08 ± 29% sched_debug.cfs_rq:/.util_est.stddev 125242 ± 11% +35.5% 169710 ± 10% sched_debug.cpu.clock.avg 125264 ± 11% +35.5% 169723 ± 10% sched_debug.cpu.clock.max 125213 ± 11% +35.5% 169693 ± 10% sched_debug.cpu.clock.min 124816 ± 11% +35.6% 169267 ± 10% sched_debug.cpu.clock_task.avg 125011 ± 11% +35.6% 169465 ± 10% sched_debug.cpu.clock_task.max 115620 ± 12% +37.8% 159344 ± 10% sched_debug.cpu.clock_task.min 2909 ± 14% +172.9% 7941 ± 10% sched_debug.cpu.nr_switches.avg 715.68 ± 18% +470.7% 4084 ± 23% sched_debug.cpu.nr_switches.min 125215 ± 11% +35.5% 169695 ± 10% sched_debug.cpu_clk 123982 ± 11% +35.9% 168463 ± 10% sched_debug.ktime 126127 ± 11% +35.3% 170626 ± 10% sched_debug.sched_clk 15.81 ± 2% +357.5% 72.34 ± 5% perf-stat.i.MPKI 1.46e+10 ± 2% -32.9% 9.801e+09 ± 4% perf-stat.i.branch-instructions 0.10 ± 3% +0.5 0.65 ± 5% perf-stat.i.branch-miss-rate% 10768595 -27.8% 7778807 ± 3% perf-stat.i.branch-misses 96.93 -19.0 77.95 perf-stat.i.cache-miss-rate% 8.054e+08 ± 2% -33.0% 5.398e+08 ± 4% perf-stat.i.cache-misses 8.26e+08 ± 2% -29.1% 5.855e+08 ± 4% perf-stat.i.cache-references 2668 ± 4% +159.7% 6928 ± 3% perf-stat.i.context-switches 5.07 +42.6% 7.24 ± 12% perf-stat.i.cpi 2.809e+11 ± 2% -44.1% 1.571e+11 ± 3% perf-stat.i.cpu-cycles 213.40 ± 2% +41.5% 301.92 ± 5% perf-stat.i.cpu-migrations 360.56 -9.5% 326.39 ± 5% perf-stat.i.cycles-between-cache-misses 6.256e+10 ± 2% -32.6% 4.218e+10 ± 4% perf-stat.i.instructions 0.24 +39.6% 0.33 ± 3% perf-stat.i.ipc 5779 ± 2% -18.1% 4735 ± 2% perf-stat.i.minor-faults 5780 ± 2% -18.1% 4737 ± 2% perf-stat.i.page-faults 12.99 -1.8% 12.75 perf-stat.overall.MPKI 97.43 -5.1 92.33 perf-stat.overall.cache-miss-rate% 4.52 -17.5% 3.72 perf-stat.overall.cpi 347.63 -16.0% 291.93 perf-stat.overall.cycles-between-cache-misses 0.22 +21.3% 0.27 perf-stat.overall.ipc 10915 -3.4% 10545 perf-stat.overall.path-length 1.433e+10 ± 2% -31.5% 9.821e+09 ± 4% perf-stat.ps.branch-instructions 10358936 ± 2% -25.2% 7745475 ± 4% perf-stat.ps.branch-misses 7.973e+08 ± 2% -32.4% 5.389e+08 ± 4% perf-stat.ps.cache-misses 8.183e+08 ± 2% -28.7% 5.838e+08 ± 4% perf-stat.ps.cache-references 2648 ± 4% +157.5% 6819 ± 3% perf-stat.ps.context-switches 2.771e+11 ± 2% -43.3% 1.572e+11 ± 3% perf-stat.ps.cpu-cycles 211.28 ± 2% +41.6% 299.23 ± 5% perf-stat.ps.cpu-migrations 6.139e+10 ± 2% -31.2% 4.226e+10 ± 4% perf-stat.ps.instructions 5815 ± 2% -19.4% 4686 ± 2% perf-stat.ps.minor-faults 5816 ± 2% -19.4% 4687 ± 2% perf-stat.ps.page-faults 1.265e+13 -3.4% 1.222e+13 perf-stat.total.instructions 60.25 ± 15% -13.0 47.20 ± 55% perf-profile.calltrace.cycles-pp.do_rw_once 47.47 ± 14% -8.3 39.13 ± 57% perf-profile.calltrace.cycles-pp.lrand48_r@plt 2.17 ±130% -1.5 0.65 ±159% perf-profile.calltrace.cycles-pp.__mutex_lock.hugetlb_fault.handle_mm_fault.do_user_addr_fault.exc_page_fault 1.57 ±127% -1.0 0.59 ±160% perf-profile.calltrace.cycles-pp.mutex_spin_on_owner.__mutex_lock.hugetlb_fault.handle_mm_fault.do_user_addr_fault 0.56 ±146% -0.6 0.00 perf-profile.calltrace.cycles-pp.osq_lock.__mutex_lock.hugetlb_fault.handle_mm_fault.do_user_addr_fault 1.30 ± 48% -0.4 0.88 ± 71% perf-profile.calltrace.cycles-pp.lrand48_r 2.11 ± 14% -0.1 1.99 ± 49% perf-profile.calltrace.cycles-pp.nrand48_r 0.00 +0.1 0.08 ±223% perf-profile.calltrace.cycles-pp.ast_mode_config_helper_atomic_commit_tail.commit_tail.drm_atomic_helper_commit.drm_atomic_commit.drm_atomic_helper_dirtyfb 0.00 +0.1 0.08 ±223% perf-profile.calltrace.cycles-pp.ast_primary_plane_helper_atomic_update.drm_atomic_helper_commit_planes.drm_atomic_helper_commit_tail_rpm.ast_mode_config_helper_atomic_commit_tail.commit_tail 0.00 +0.1 0.08 ±223% perf-profile.calltrace.cycles-pp.commit_tail.drm_atomic_helper_commit.drm_atomic_commit.drm_atomic_helper_dirtyfb.drm_fbdev_generic_helper_fb_dirty 0.00 +0.1 0.08 ±223% perf-profile.calltrace.cycles-pp.drm_atomic_helper_commit_planes.drm_atomic_helper_commit_tail_rpm.ast_mode_config_helper_atomic_commit_tail.commit_tail.drm_atomic_helper_commit 0.00 +0.1 0.08 ±223% perf-profile.calltrace.cycles-pp.drm_atomic_helper_commit_tail_rpm.ast_mode_config_helper_atomic_commit_tail.commit_tail.drm_atomic_helper_commit.drm_atomic_commit 0.00 +0.1 0.08 ±223% perf-profile.calltrace.cycles-pp.drm_fb_memcpy.ast_primary_plane_helper_atomic_update.drm_atomic_helper_commit_planes.drm_atomic_helper_commit_tail_rpm.ast_mode_config_helper_atomic_commit_tail 0.00 +0.1 0.08 ±223% perf-profile.calltrace.cycles-pp._raw_spin_lock_irq.alloc_hugetlb_folio.hugetlb_wp.hugetlb_fault.handle_mm_fault 0.00 +0.1 0.08 ±223% perf-profile.calltrace.cycles-pp.drm_atomic_commit.drm_atomic_helper_dirtyfb.drm_fbdev_generic_helper_fb_dirty.drm_fb_helper_damage_work.process_one_work 0.00 +0.1 0.08 ±223% perf-profile.calltrace.cycles-pp.drm_atomic_helper_commit.drm_atomic_commit.drm_atomic_helper_dirtyfb.drm_fbdev_generic_helper_fb_dirty.drm_fb_helper_damage_work 0.00 +0.1 0.08 ±223% perf-profile.calltrace.cycles-pp.drm_atomic_helper_dirtyfb.drm_fbdev_generic_helper_fb_dirty.drm_fb_helper_damage_work.process_one_work.worker_thread 0.00 +0.1 0.08 ±223% perf-profile.calltrace.cycles-pp.native_queued_spin_lock_slowpath._raw_spin_lock_irq.alloc_hugetlb_folio.hugetlb_wp.hugetlb_fault 0.00 +0.1 0.09 ±223% perf-profile.calltrace.cycles-pp.drm_fb_helper_damage_work.process_one_work.worker_thread.kthread.ret_from_fork 0.00 +0.1 0.09 ±223% perf-profile.calltrace.cycles-pp.drm_fbdev_generic_helper_fb_dirty.drm_fb_helper_damage_work.process_one_work.worker_thread.kthread 0.00 +0.1 0.09 ±223% perf-profile.calltrace.cycles-pp.hrtimer_interrupt.__sysvec_apic_timer_interrupt.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt.copy_mc_enhanced_fast_string 0.00 +0.1 0.09 ±223% perf-profile.calltrace.cycles-pp.__sysvec_apic_timer_interrupt.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt.copy_mc_enhanced_fast_string.copy_subpage 0.00 +0.1 0.09 ±223% perf-profile.calltrace.cycles-pp.process_one_work.worker_thread.kthread.ret_from_fork.ret_from_fork_asm 0.00 +0.1 0.09 ±223% perf-profile.calltrace.cycles-pp.worker_thread.kthread.ret_from_fork.ret_from_fork_asm 0.00 +0.1 0.10 ±223% perf-profile.calltrace.cycles-pp.clockevents_program_event.hrtimer_interrupt.__sysvec_apic_timer_interrupt.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt 0.00 +0.1 0.10 ±223% perf-profile.calltrace.cycles-pp.kthread.ret_from_fork.ret_from_fork_asm 0.00 +0.1 0.10 ±223% perf-profile.calltrace.cycles-pp.ret_from_fork.ret_from_fork_asm 0.00 +0.1 0.10 ±223% perf-profile.calltrace.cycles-pp.ret_from_fork_asm 0.00 +0.1 0.10 ±223% perf-profile.calltrace.cycles-pp.prep_new_hugetlb_folio.alloc_surplus_hugetlb_folio.alloc_hugetlb_folio.hugetlb_wp.hugetlb_fault 0.00 +0.1 0.10 ±223% perf-profile.calltrace.cycles-pp.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt.copy_mc_enhanced_fast_string.copy_subpage.copy_user_large_folio 0.00 +0.1 0.11 ±223% perf-profile.calltrace.cycles-pp.update_process_times.tick_nohz_handler.__hrtimer_run_queues.hrtimer_interrupt.__sysvec_apic_timer_interrupt 0.00 +0.2 0.17 ±223% perf-profile.calltrace.cycles-pp.asm_sysvec_apic_timer_interrupt.copy_mc_enhanced_fast_string.copy_subpage.copy_user_large_folio.hugetlb_wp 0.00 +0.2 0.23 ±145% perf-profile.calltrace.cycles-pp.tick_nohz_handler.__hrtimer_run_queues.hrtimer_interrupt.__sysvec_apic_timer_interrupt.sysvec_apic_timer_interrupt 0.00 +0.2 0.24 ±144% perf-profile.calltrace.cycles-pp.prep_compound_page.get_page_from_freelist.__alloc_pages_noprof.__folio_alloc_noprof.alloc_buddy_hugetlb_folio 0.00 +0.2 0.25 ±144% perf-profile.calltrace.cycles-pp.__hrtimer_run_queues.hrtimer_interrupt.__sysvec_apic_timer_interrupt.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt 0.00 +0.3 0.25 ±142% perf-profile.calltrace.cycles-pp.irq_exit_rcu.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt.acpi_safe_halt.acpi_idle_enter 0.00 +0.3 0.26 ±144% perf-profile.calltrace.cycles-pp.get_page_from_freelist.__alloc_pages_noprof.__folio_alloc_noprof.alloc_buddy_hugetlb_folio.__alloc_fresh_hugetlb_folio 0.00 +0.3 0.26 ±144% perf-profile.calltrace.cycles-pp.__alloc_pages_noprof.__folio_alloc_noprof.alloc_buddy_hugetlb_folio.__alloc_fresh_hugetlb_folio.alloc_surplus_hugetlb_folio 0.00 +0.3 0.28 ±144% perf-profile.calltrace.cycles-pp.__folio_alloc_noprof.alloc_buddy_hugetlb_folio.__alloc_fresh_hugetlb_folio.alloc_surplus_hugetlb_folio.alloc_hugetlb_folio 0.00 +0.3 0.28 ±144% perf-profile.calltrace.cycles-pp.alloc_buddy_hugetlb_folio.__alloc_fresh_hugetlb_folio.alloc_surplus_hugetlb_folio.alloc_hugetlb_folio.hugetlb_wp 0.00 +0.3 0.28 ±144% perf-profile.calltrace.cycles-pp.__alloc_fresh_hugetlb_folio.alloc_surplus_hugetlb_folio.alloc_hugetlb_folio.hugetlb_wp.hugetlb_fault 0.00 +0.5 0.46 ±144% perf-profile.calltrace.cycles-pp.hrtimer_interrupt.__sysvec_apic_timer_interrupt.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt.acpi_safe_halt 0.00 +0.5 0.48 ±144% perf-profile.calltrace.cycles-pp.__sysvec_apic_timer_interrupt.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt.acpi_safe_halt.acpi_idle_enter 0.00 +0.6 0.57 ±144% perf-profile.calltrace.cycles-pp.alloc_surplus_hugetlb_folio.alloc_hugetlb_folio.hugetlb_wp.hugetlb_fault.handle_mm_fault 0.00 +0.7 0.72 ±144% perf-profile.calltrace.cycles-pp.alloc_hugetlb_folio.hugetlb_wp.hugetlb_fault.handle_mm_fault.do_user_addr_fault 0.00 +0.9 0.90 ±143% perf-profile.calltrace.cycles-pp.sysvec_apic_timer_interrupt.asm_sysvec_apic_timer_interrupt.acpi_safe_halt.acpi_idle_enter.cpuidle_enter_state 0.00 +1.1 1.14 ±142% perf-profile.calltrace.cycles-pp.acpi_safe_halt.acpi_idle_enter.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call 0.00 +2.1 2.06 ±143% perf-profile.calltrace.cycles-pp.acpi_idle_enter.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call.do_idle 0.00 +2.1 2.09 ±143% perf-profile.calltrace.cycles-pp.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call.do_idle.cpu_startup_entry 0.00 +2.1 2.10 ±143% perf-profile.calltrace.cycles-pp.cpuidle_enter.cpuidle_idle_call.do_idle.cpu_startup_entry.start_secondary 0.00 +2.2 2.23 ±143% perf-profile.calltrace.cycles-pp.cpuidle_idle_call.do_idle.cpu_startup_entry.start_secondary.common_startup_64 0.00 +2.3 2.30 ±143% perf-profile.calltrace.cycles-pp.do_idle.cpu_startup_entry.start_secondary.common_startup_64 0.00 +2.3 2.30 ±143% perf-profile.calltrace.cycles-pp.cpu_startup_entry.start_secondary.common_startup_64 0.00 +2.3 2.30 ±143% perf-profile.calltrace.cycles-pp.start_secondary.common_startup_64 0.00 +2.4 2.35 ±142% perf-profile.calltrace.cycles-pp.common_startup_64 0.00 +2.7 2.71 ±143% perf-profile.calltrace.cycles-pp.asm_sysvec_apic_timer_interrupt.acpi_safe_halt.acpi_idle_enter.cpuidle_enter_state.cpuidle_enter 12.15 ±106% +14.7 26.84 ±129% perf-profile.calltrace.cycles-pp.do_access 10.20 ±128% +14.7 24.91 ±142% perf-profile.calltrace.cycles-pp.hugetlb_fault.handle_mm_fault.do_user_addr_fault.exc_page_fault.asm_exc_page_fault 10.20 ±128% +14.7 24.93 ±141% perf-profile.calltrace.cycles-pp.handle_mm_fault.do_user_addr_fault.exc_page_fault.asm_exc_page_fault.do_access 10.22 ±128% +14.7 24.95 ±142% perf-profile.calltrace.cycles-pp.exc_page_fault.asm_exc_page_fault.do_access 10.21 ±128% +14.7 24.95 ±142% perf-profile.calltrace.cycles-pp.do_user_addr_fault.exc_page_fault.asm_exc_page_fault.do_access 10.23 ±128% +14.8 25.05 ±141% perf-profile.calltrace.cycles-pp.asm_exc_page_fault.do_access 7.77 ±127% +15.5 23.22 ±141% perf-profile.calltrace.cycles-pp.copy_mc_enhanced_fast_string.copy_subpage.copy_user_large_folio.hugetlb_wp.hugetlb_fault 7.83 ±127% +15.5 23.34 ±141% perf-profile.calltrace.cycles-pp.copy_subpage.copy_user_large_folio.hugetlb_wp.hugetlb_fault.handle_mm_fault 7.84 ±127% +15.6 23.40 ±141% perf-profile.calltrace.cycles-pp.copy_user_large_folio.hugetlb_wp.hugetlb_fault.handle_mm_fault.do_user_addr_fault 8.00 ±127% +16.2 24.20 ±141% perf-profile.calltrace.cycles-pp.hugetlb_wp.hugetlb_fault.handle_mm_fault.do_user_addr_fault.exc_page_fault 84.24 ± 14% -17.2 67.02 ± 55% perf-profile.children.cycles-pp.do_rw_once 24.51 ± 14% -4.4 20.11 ± 57% perf-profile.children.cycles-pp.lrand48_r@plt 2.17 ±130% -1.5 0.65 ±159% perf-profile.children.cycles-pp.__mutex_lock 1.57 ±127% -1.0 0.59 ±160% perf-profile.children.cycles-pp.mutex_spin_on_owner 0.59 ±136% -0.6 0.04 ±152% perf-profile.children.cycles-pp.osq_lock 1.01 ± 19% -0.2 0.77 ± 47% perf-profile.children.cycles-pp.lrand48_r 2.81 ± 14% -0.1 2.71 ± 45% perf-profile.children.cycles-pp.nrand48_r 0.10 ± 57% -0.1 0.03 ±100% perf-profile.children.cycles-pp.main 0.10 ± 57% -0.1 0.03 ±100% perf-profile.children.cycles-pp.run_builtin 0.08 ± 92% -0.1 0.02 ±141% perf-profile.children.cycles-pp.__cmd_record 0.08 ± 92% -0.1 0.02 ±141% perf-profile.children.cycles-pp.cmd_record 0.06 ±112% -0.1 0.00 perf-profile.children.cycles-pp.perf_mmap__push 0.06 ±112% -0.1 0.00 perf-profile.children.cycles-pp.record__mmap_read_evlist 0.05 ±113% -0.1 0.00 perf-profile.children.cycles-pp.record__pushfn 0.05 ±111% -0.0 0.00 perf-profile.children.cycles-pp.writen 0.05 ±110% -0.0 0.00 perf-profile.children.cycles-pp.shmem_file_write_iter 0.04 ±110% -0.0 0.00 perf-profile.children.cycles-pp.generic_perform_write 0.01 ±223% -0.0 0.00 perf-profile.children.cycles-pp.copy_page_from_iter_atomic 0.00 +0.0 0.01 ±223% perf-profile.children.cycles-pp.__rmqueue_pcplist 0.00 +0.0 0.01 ±223% perf-profile.children.cycles-pp.io_serial_out 0.00 +0.0 0.01 ±223% perf-profile.children.cycles-pp.prepare_task_switch 0.00 +0.0 0.01 ±223% perf-profile.children.cycles-pp.seq_read_iter 0.00 +0.0 0.01 ±223% perf-profile.children.cycles-pp.update_curr 0.00 +0.0 0.01 ±223% perf-profile.children.cycles-pp.cpuidle_governor_latency_req 0.00 +0.0 0.01 ±223% perf-profile.children.cycles-pp.irqentry_enter 0.00 +0.0 0.01 ±223% perf-profile.children.cycles-pp.delay_tsc 0.00 +0.0 0.01 ±223% perf-profile.children.cycles-pp.nohz_balancer_kick 0.00 +0.0 0.01 ±223% perf-profile.children.cycles-pp.copy_mc_to_kernel 0.00 +0.0 0.01 ±223% perf-profile.children.cycles-pp.ksys_read 0.00 +0.0 0.01 ±223% perf-profile.children.cycles-pp.vfs_read 0.06 ± 17% +0.0 0.08 ± 36% perf-profile.children.cycles-pp.task_tick_fair 0.00 +0.0 0.01 ±223% perf-profile.children.cycles-pp.__sysvec_irq_work 0.00 +0.0 0.01 ±223% perf-profile.children.cycles-pp._printk 0.00 +0.0 0.01 ±223% perf-profile.children.cycles-pp.asm_sysvec_irq_work 0.00 +0.0 0.01 ±223% perf-profile.children.cycles-pp.irq_work_run 0.00 +0.0 0.01 ±223% perf-profile.children.cycles-pp.irq_work_single 0.00 +0.0 0.01 ±223% perf-profile.children.cycles-pp.sysvec_irq_work 0.00 +0.0 0.02 ±223% perf-profile.children.cycles-pp.irq_work_run_list 0.00 +0.0 0.02 ±142% perf-profile.children.cycles-pp.__handle_mm_fault 0.00 +0.0 0.02 ±142% perf-profile.children.cycles-pp.__update_load_avg_cfs_rq 0.00 +0.0 0.02 ±142% perf-profile.children.cycles-pp.dequeue_entity 0.00 +0.0 0.02 ±142% perf-profile.children.cycles-pp.native_apic_msr_eoi 0.00 +0.0 0.02 ±142% perf-profile.children.cycles-pp.sched_ttwu_pending 0.00 +0.0 0.02 ±142% perf-profile.children.cycles-pp.schedule_preempt_disabled 0.00 +0.0 0.02 ±144% perf-profile.children.cycles-pp.rcu_all_qs 0.00 +0.0 0.02 ±144% perf-profile.children.cycles-pp.rcu_pending 0.00 +0.0 0.02 ±144% perf-profile.children.cycles-pp.read 0.00 +0.0 0.02 ±141% perf-profile.children.cycles-pp.update_irq_load_avg 0.00 +0.0 0.02 ±141% perf-profile.children.cycles-pp.update_rq_clock 0.00 +0.0 0.02 ±142% perf-profile.children.cycles-pp.___perf_sw_event 0.00 +0.0 0.02 ±142% perf-profile.children.cycles-pp.__flush_smp_call_function_queue 0.00 +0.0 0.02 ±142% perf-profile.children.cycles-pp.__sysvec_call_function_single 0.00 +0.0 0.02 ±142% perf-profile.children.cycles-pp.dequeue_task_fair 0.00 +0.0 0.02 ±142% perf-profile.children.cycles-pp.enqueue_entity 0.00 +0.0 0.02 ±146% perf-profile.children.cycles-pp.rcu_report_qs_rdp 0.00 +0.0 0.02 ±142% perf-profile.children.cycles-pp.read_tsc 0.00 +0.0 0.02 ±142% perf-profile.children.cycles-pp.rmqueue 0.00 +0.0 0.02 ±141% perf-profile.children.cycles-pp.wait_for_xmitr 0.00 +0.0 0.02 ±141% perf-profile.children.cycles-pp.idle_cpu 0.00 +0.0 0.03 ±141% perf-profile.children.cycles-pp.enqueue_task_fair 0.00 +0.0 0.03 ±143% perf-profile.children.cycles-pp.lapic_next_deadline 0.00 +0.0 0.03 ±143% perf-profile.children.cycles-pp.note_gp_changes 0.00 +0.0 0.03 ±147% perf-profile.children.cycles-pp.rcu_sched_clock_irq 0.00 +0.0 0.03 ±144% perf-profile.children.cycles-pp.sched_clock 0.00 +0.0 0.03 ±141% perf-profile.children.cycles-pp.activate_task 0.00 +0.0 0.03 ±142% perf-profile.children.cycles-pp.native_sched_clock 0.00 +0.0 0.03 ±142% perf-profile.children.cycles-pp.irqtime_account_irq 0.00 +0.0 0.03 ±142% perf-profile.children.cycles-pp.ktime_get_update_offsets_now 0.00 +0.0 0.03 ±142% perf-profile.children.cycles-pp.sched_clock_cpu 0.00 +0.0 0.03 ±142% perf-profile.children.cycles-pp.update_rq_clock_task 0.00 +0.0 0.04 ±141% perf-profile.children.cycles-pp.complete 0.00 +0.0 0.04 ±141% perf-profile.children.cycles-pp.tick_nohz_next_event 0.00 +0.0 0.04 ±141% perf-profile.children.cycles-pp.tick_nohz_irq_exit 0.00 +0.0 0.04 ±142% perf-profile.children.cycles-pp.ttwu_do_activate 0.00 +0.0 0.04 ±144% perf-profile.children.cycles-pp.arch_scale_freq_tick 0.00 +0.0 0.04 ±142% perf-profile.children.cycles-pp.schedule_idle 0.06 ± 9% +0.0 0.10 ± 79% perf-profile.children.cycles-pp.tmigr_requires_handle_remote 0.00 +0.0 0.04 ±141% perf-profile.children.cycles-pp.rcu_do_batch 0.00 +0.0 0.04 ±141% perf-profile.children.cycles-pp.tick_nohz_get_sleep_length 0.04 ± 45% +0.0 0.09 ± 78% perf-profile.children.cycles-pp.get_jiffies_update 0.00 +0.0 0.04 ±141% perf-profile.children.cycles-pp._raw_spin_lock_irqsave 0.00 +0.0 0.04 ±141% perf-profile.children.cycles-pp._raw_spin_lock 0.00 +0.0 0.04 ±152% perf-profile.children.cycles-pp.sched_balance_newidle 0.00 +0.0 0.05 ±141% perf-profile.children.cycles-pp.native_irq_return_iret 0.00 +0.0 0.05 ±141% perf-profile.children.cycles-pp.try_to_wake_up 0.04 ±101% +0.0 0.09 ± 78% perf-profile.children.cycles-pp.free_unref_page 0.00 +0.0 0.05 ±141% perf-profile.children.cycles-pp.clear_page_erms 0.00 +0.0 0.05 ±151% perf-profile.children.cycles-pp.pick_next_task_fair 0.06 ± 77% +0.0 0.10 ± 76% perf-profile.children.cycles-pp.exit_mm 0.00 +0.0 0.05 ±145% perf-profile.children.cycles-pp.__cond_resched 0.00 +0.0 0.05 ±141% perf-profile.children.cycles-pp.__get_user_pages 0.00 +0.0 0.05 ±141% perf-profile.children.cycles-pp.__mm_populate 0.00 +0.0 0.05 ±141% perf-profile.children.cycles-pp.clear_huge_page 0.00 +0.0 0.05 ±141% perf-profile.children.cycles-pp.hugetlb_no_page 0.00 +0.0 0.05 ±141% perf-profile.children.cycles-pp.populate_vma_page_range 0.00 +0.1 0.05 ±141% perf-profile.children.cycles-pp.__mmap 0.06 ± 77% +0.1 0.11 ± 76% perf-profile.children.cycles-pp.__mmput 0.06 ± 77% +0.1 0.11 ± 76% perf-profile.children.cycles-pp.__x64_sys_exit_group 0.06 ± 77% +0.1 0.11 ± 76% perf-profile.children.cycles-pp.do_group_exit 0.06 ± 77% +0.1 0.11 ± 76% perf-profile.children.cycles-pp.exit_mmap 0.00 +0.1 0.05 ±142% perf-profile.children.cycles-pp.rest_init 0.00 +0.1 0.05 ±142% perf-profile.children.cycles-pp.start_kernel 0.00 +0.1 0.05 ±142% perf-profile.children.cycles-pp.x86_64_start_kernel 0.00 +0.1 0.05 ±142% perf-profile.children.cycles-pp.x86_64_start_reservations 0.04 ±102% +0.1 0.10 ± 77% perf-profile.children.cycles-pp.tlb_finish_mmu 0.06 ± 77% +0.1 0.11 ± 75% perf-profile.children.cycles-pp.do_exit 0.00 +0.1 0.05 ±143% perf-profile.children.cycles-pp.update_load_avg 0.04 ±102% +0.1 0.10 ± 77% perf-profile.children.cycles-pp.__tlb_batch_free_encoded_pages 0.04 ±102% +0.1 0.10 ± 77% perf-profile.children.cycles-pp.folios_put_refs 0.04 ±102% +0.1 0.10 ± 77% perf-profile.children.cycles-pp.free_pages_and_swap_cache 0.01 ±223% +0.1 0.06 ±149% perf-profile.children.cycles-pp.task_work_run 0.01 ±223% +0.1 0.06 ±148% perf-profile.children.cycles-pp.task_mm_cid_work 0.00 +0.1 0.06 ±141% perf-profile.children.cycles-pp.ksys_mmap_pgoff 0.00 +0.1 0.06 ±141% perf-profile.children.cycles-pp.__update_blocked_fair 0.00 +0.1 0.06 ±146% perf-profile.children.cycles-pp.update_sg_lb_stats 0.02 ±144% +0.1 0.09 ±145% perf-profile.children.cycles-pp.irqentry_exit_to_user_mode 0.00 +0.1 0.07 ±118% perf-profile.children.cycles-pp.vm_mmap_pgoff 0.16 ± 35% +0.1 0.23 ± 79% perf-profile.children.cycles-pp.ksys_write 0.16 ± 34% +0.1 0.23 ± 79% perf-profile.children.cycles-pp.vfs_write 0.16 ± 35% +0.1 0.23 ± 80% perf-profile.children.cycles-pp.write 0.00 +0.1 0.08 ±145% perf-profile.children.cycles-pp.sched_balance_find_src_group 0.00 +0.1 0.08 ±145% perf-profile.children.cycles-pp.update_sd_lb_stats 0.00 +0.1 0.08 ±148% perf-profile.children.cycles-pp.schedule_timeout 0.00 +0.1 0.09 ±146% perf-profile.children.cycles-pp.__wait_for_common 0.00 +0.1 0.09 ±132% perf-profile.children.cycles-pp._nohz_idle_balance 0.00 +0.1 0.09 ±145% perf-profile.children.cycles-pp.tick_irq_enter 0.00 +0.1 0.09 ±145% perf-profile.children.cycles-pp.wait_for_completion_state 0.00 +0.1 0.09 ±146% perf-profile.children.cycles-pp.__wait_rcu_gp 0.00 +0.1 0.09 ±142% perf-profile.children.cycles-pp.sched_balance_update_blocked_averages 0.00 +0.1 0.09 ±141% perf-profile.children.cycles-pp.rcu_core 0.00 +0.1 0.10 ±145% perf-profile.children.cycles-pp.irq_enter_rcu 0.00 +0.1 0.10 ±143% perf-profile.children.cycles-pp.menu_select 0.00 +0.1 0.10 ±145% perf-profile.children.cycles-pp.hugetlb_vmemmap_optimize_folio 0.13 ± 15% +0.1 0.23 ± 68% perf-profile.children.cycles-pp.sched_tick 0.00 +0.1 0.10 ±141% perf-profile.children.cycles-pp.sched_balance_domains 0.00 +0.1 0.10 ±134% perf-profile.children.cycles-pp.sysvec_call_function_single 0.00 +0.1 0.11 ±146% perf-profile.children.cycles-pp.schedule 0.00 +0.1 0.11 ±143% perf-profile.children.cycles-pp.sched_balance_rq 0.05 ± 76% +0.1 0.18 ± 76% perf-profile.children.cycles-pp.io_serial_in 0.12 ±125% +0.1 0.24 ±144% perf-profile.children.cycles-pp.prep_compound_page 0.08 ± 57% +0.1 0.21 ± 83% perf-profile.children.cycles-pp.devkmsg_emit 0.08 ± 57% +0.1 0.21 ± 83% perf-profile.children.cycles-pp.devkmsg_write 0.07 ± 57% +0.1 0.20 ± 70% perf-profile.children.cycles-pp.wait_for_lsr 0.09 ± 37% +0.1 0.22 ± 72% perf-profile.children.cycles-pp.serial8250_console_write 0.00 +0.1 0.14 ±117% perf-profile.children.cycles-pp.asm_sysvec_call_function_single 0.13 ±124% +0.1 0.27 ±144% perf-profile.children.cycles-pp.__alloc_pages_noprof 0.13 ±124% +0.1 0.26 ±144% perf-profile.children.cycles-pp.get_page_from_freelist 0.10 ± 38% +0.1 0.24 ± 73% perf-profile.children.cycles-pp.console_flush_all 0.10 ± 38% +0.1 0.24 ± 73% perf-profile.children.cycles-pp.console_unlock 0.10 ± 38% +0.1 0.24 ± 72% perf-profile.children.cycles-pp.vprintk_emit 0.10 ± 38% +0.1 0.24 ± 73% perf-profile.children.cycles-pp.ast_mode_config_helper_atomic_commit_tail 0.10 ± 38% +0.1 0.24 ± 73% perf-profile.children.cycles-pp.ast_primary_plane_helper_atomic_update 0.10 ± 38% +0.1 0.24 ± 73% perf-profile.children.cycles-pp.commit_tail 0.10 ± 38% +0.1 0.24 ± 73% perf-profile.children.cycles-pp.drm_atomic_helper_commit_planes 0.10 ± 38% +0.1 0.24 ± 73% perf-profile.children.cycles-pp.drm_atomic_helper_commit_tail_rpm 0.10 ± 38% +0.1 0.24 ± 73% perf-profile.children.cycles-pp.drm_fb_memcpy 0.10 ± 38% +0.1 0.24 ± 73% perf-profile.children.cycles-pp.memcpy_toio 0.13 ±125% +0.1 0.28 ±144% perf-profile.children.cycles-pp.__alloc_fresh_hugetlb_folio 0.13 ±124% +0.1 0.28 ±144% perf-profile.children.cycles-pp.__folio_alloc_noprof 0.10 ± 38% +0.1 0.24 ± 74% perf-profile.children.cycles-pp.drm_atomic_commit 0.10 ± 38% +0.1 0.24 ± 74% perf-profile.children.cycles-pp.drm_atomic_helper_commit 0.10 ± 38% +0.1 0.24 ± 74% perf-profile.children.cycles-pp.drm_atomic_helper_dirtyfb 0.00 +0.1 0.15 ±144% perf-profile.children.cycles-pp.__schedule 0.13 ±124% +0.1 0.28 ±144% perf-profile.children.cycles-pp.alloc_buddy_hugetlb_folio 0.10 ± 36% +0.2 0.25 ± 73% perf-profile.children.cycles-pp.drm_fb_helper_damage_work 0.10 ± 36% +0.2 0.25 ± 73% perf-profile.children.cycles-pp.drm_fbdev_generic_helper_fb_dirty 0.11 ± 36% +0.2 0.26 ± 73% perf-profile.children.cycles-pp.process_one_work 0.11 ± 36% +0.2 0.27 ± 72% perf-profile.children.cycles-pp.worker_thread 0.09 ± 12% +0.2 0.25 ± 89% perf-profile.children.cycles-pp.clockevents_program_event 0.12 ± 35% +0.2 0.29 ± 70% perf-profile.children.cycles-pp.kthread 0.12 ± 35% +0.2 0.29 ± 70% perf-profile.children.cycles-pp.ret_from_fork 0.12 ± 35% +0.2 0.29 ± 70% perf-profile.children.cycles-pp.ret_from_fork_asm 0.00 +0.2 0.18 ±143% perf-profile.children.cycles-pp.prep_new_hugetlb_folio 0.00 +0.2 0.18 ±145% perf-profile.children.cycles-pp.synchronize_rcu_normal 0.24 ± 10% +0.2 0.45 ± 69% perf-profile.children.cycles-pp.update_process_times 0.29 ± 33% +0.2 0.53 ± 55% perf-profile.children.cycles-pp.do_syscall_64 0.29 ± 33% +0.2 0.53 ± 55% perf-profile.children.cycles-pp.entry_SYSCALL_64_after_hwframe 0.08 ± 14% +0.3 0.34 ±106% perf-profile.children.cycles-pp.ktime_get 0.27 ± 9% +0.3 0.54 ± 71% perf-profile.children.cycles-pp.tick_nohz_handler 0.28 ± 9% +0.3 0.56 ± 72% perf-profile.children.cycles-pp.__hrtimer_run_queues 0.00 +0.3 0.34 ±144% perf-profile.children.cycles-pp._raw_spin_lock_irq 0.00 +0.3 0.34 ±144% perf-profile.children.cycles-pp.native_queued_spin_lock_slowpath 0.03 ±100% +0.4 0.39 ±119% perf-profile.children.cycles-pp.irq_exit_rcu 0.13 ±125% +0.4 0.58 ±140% perf-profile.children.cycles-pp.alloc_surplus_hugetlb_folio 0.39 ± 7% +0.5 0.87 ± 79% perf-profile.children.cycles-pp.hrtimer_interrupt 0.40 ± 7% +0.5 0.90 ± 79% perf-profile.children.cycles-pp.__sysvec_apic_timer_interrupt 0.14 ±126% +0.6 0.73 ±141% perf-profile.children.cycles-pp.alloc_hugetlb_folio 0.43 ± 7% +0.9 1.38 ± 96% perf-profile.children.cycles-pp.sysvec_apic_timer_interrupt 0.59 ± 15% +1.9 2.48 ±108% perf-profile.children.cycles-pp.asm_sysvec_apic_timer_interrupt 0.02 ±141% +2.2 2.20 ±134% perf-profile.children.cycles-pp.acpi_safe_halt 0.02 ±141% +2.2 2.20 ±134% perf-profile.children.cycles-pp.acpi_idle_enter 0.02 ±141% +2.2 2.24 ±134% perf-profile.children.cycles-pp.cpuidle_enter_state 0.02 ±141% +2.2 2.24 ±134% perf-profile.children.cycles-pp.cpuidle_enter 0.02 ±142% +2.4 2.38 ±134% perf-profile.children.cycles-pp.cpuidle_idle_call 0.02 ±141% +2.4 2.39 ±134% perf-profile.children.cycles-pp.start_secondary 0.03 ±102% +2.4 2.46 ±133% perf-profile.children.cycles-pp.do_idle 0.03 ±102% +2.4 2.46 ±133% perf-profile.children.cycles-pp.common_startup_64 0.03 ±102% +2.4 2.46 ±133% perf-profile.children.cycles-pp.cpu_startup_entry 12.44 ±103% +14.7 27.14 ±127% perf-profile.children.cycles-pp.do_access 10.22 ±128% +14.8 25.04 ±141% perf-profile.children.cycles-pp.do_user_addr_fault 10.22 ±128% +14.8 25.04 ±141% perf-profile.children.cycles-pp.exc_page_fault 10.20 ±128% +14.8 25.04 ±141% perf-profile.children.cycles-pp.hugetlb_fault 10.22 ±128% +14.9 25.08 ±141% perf-profile.children.cycles-pp.handle_mm_fault 10.24 ±128% +14.9 25.15 ±141% perf-profile.children.cycles-pp.asm_exc_page_fault 7.82 ±127% +15.6 23.38 ±141% perf-profile.children.cycles-pp.copy_mc_enhanced_fast_string 7.83 ±127% +15.6 23.42 ±141% perf-profile.children.cycles-pp.copy_subpage 7.84 ±127% +15.6 23.48 ±141% perf-profile.children.cycles-pp.copy_user_large_folio 8.00 ±127% +16.3 24.27 ±141% perf-profile.children.cycles-pp.hugetlb_wp 83.41 ± 14% -17.2 66.25 ± 55% perf-profile.self.cycles-pp.do_rw_once 1.56 ±127% -1.0 0.59 ±160% perf-profile.self.cycles-pp.mutex_spin_on_owner 0.59 ±136% -0.6 0.04 ±152% perf-profile.self.cycles-pp.osq_lock 0.72 ± 25% -0.2 0.49 ± 53% perf-profile.self.cycles-pp.lrand48_r@plt 1.92 ± 14% -0.2 1.72 ± 47% perf-profile.self.cycles-pp.do_access 2.53 ± 14% -0.1 2.44 ± 45% perf-profile.self.cycles-pp.nrand48_r 0.30 ± 15% -0.0 0.28 ± 50% perf-profile.self.cycles-pp.lrand48_r 0.01 ±223% -0.0 0.00 perf-profile.self.cycles-pp.copy_page_from_iter_atomic 0.00 +0.0 0.01 ±223% perf-profile.self.cycles-pp.io_serial_out 0.00 +0.0 0.01 ±223% perf-profile.self.cycles-pp.nohz_balancer_kick 0.00 +0.0 0.01 ±223% perf-profile.self.cycles-pp.asm_sysvec_apic_timer_interrupt 0.00 +0.0 0.01 ±223% perf-profile.self.cycles-pp.note_gp_changes 0.00 +0.0 0.01 ±223% perf-profile.self.cycles-pp.rcu_all_qs 0.00 +0.0 0.01 ±223% perf-profile.self.cycles-pp.rcu_pending 0.00 +0.0 0.01 ±223% perf-profile.self.cycles-pp.delay_tsc 0.00 +0.0 0.01 ±223% perf-profile.self.cycles-pp.__update_load_avg_cfs_rq 0.00 +0.0 0.01 ±223% perf-profile.self.cycles-pp.update_rq_clock_task 0.00 +0.0 0.02 ±141% perf-profile.self.cycles-pp.___perf_sw_event 0.00 +0.0 0.02 ±141% perf-profile.self.cycles-pp.irqtime_account_irq 0.00 +0.0 0.02 ±142% perf-profile.self.cycles-pp.__schedule 0.00 +0.0 0.02 ±142% perf-profile.self.cycles-pp._raw_spin_lock_irq 0.00 +0.0 0.02 ±142% perf-profile.self.cycles-pp.native_apic_msr_eoi 0.00 +0.0 0.02 ±142% perf-profile.self.cycles-pp.update_irq_load_avg 0.00 +0.0 0.02 ±141% perf-profile.self.cycles-pp.copy_user_large_folio 0.00 +0.0 0.02 ±146% perf-profile.self.cycles-pp.idle_cpu 0.00 +0.0 0.02 ±142% perf-profile.self.cycles-pp.read_tsc 0.00 +0.0 0.02 ±143% perf-profile.self.cycles-pp.hugetlb_wp 0.00 +0.0 0.02 ±141% perf-profile.self.cycles-pp.tick_nohz_next_event 0.00 +0.0 0.02 ±141% perf-profile.self.cycles-pp._raw_spin_lock_irqsave 0.00 +0.0 0.03 ±143% perf-profile.self.cycles-pp.lapic_next_deadline 0.00 +0.0 0.03 ±150% perf-profile.self.cycles-pp.__cond_resched 0.00 +0.0 0.03 ±141% perf-profile.self.cycles-pp.native_sched_clock 0.00 +0.0 0.03 ±141% perf-profile.self.cycles-pp.sched_balance_domains 0.00 +0.0 0.03 ±144% perf-profile.self.cycles-pp.ktime_get_update_offsets_now 0.00 +0.0 0.03 ±144% perf-profile.self.cycles-pp.tick_nohz_handler 0.00 +0.0 0.03 ±146% perf-profile.self.cycles-pp.update_load_avg 0.00 +0.0 0.04 ±143% perf-profile.self.cycles-pp.copy_subpage 0.00 +0.0 0.04 ±141% perf-profile.self.cycles-pp.__update_blocked_fair 0.00 +0.0 0.04 ±147% perf-profile.self.cycles-pp.menu_select 0.00 +0.0 0.04 ±144% perf-profile.self.cycles-pp.arch_scale_freq_tick 0.00 +0.0 0.04 ±141% perf-profile.self.cycles-pp._raw_spin_lock 0.04 ±101% +0.0 0.08 ± 77% perf-profile.self.cycles-pp.free_unref_page 0.04 ± 45% +0.0 0.09 ± 78% perf-profile.self.cycles-pp.get_jiffies_update 0.00 +0.0 0.04 ±141% perf-profile.self.cycles-pp.clear_page_erms 0.00 +0.0 0.05 ±141% perf-profile.self.cycles-pp.native_irq_return_iret 0.00 +0.0 0.05 ±148% perf-profile.self.cycles-pp.update_sg_lb_stats 0.01 ±223% +0.1 0.06 ±149% perf-profile.self.cycles-pp.task_mm_cid_work 0.05 ± 76% +0.1 0.17 ± 75% perf-profile.self.cycles-pp.io_serial_in 0.11 ±124% +0.1 0.24 ±144% perf-profile.self.cycles-pp.prep_compound_page 0.10 ± 38% +0.1 0.24 ± 73% perf-profile.self.cycles-pp.memcpy_toio 0.08 ± 14% +0.2 0.32 ±105% perf-profile.self.cycles-pp.ktime_get 0.00 +0.3 0.34 ±144% perf-profile.self.cycles-pp.native_queued_spin_lock_slowpath 0.00 +1.1 1.07 ±138% perf-profile.self.cycles-pp.acpi_safe_halt 7.77 ±127% +15.5 23.22 ±141% perf-profile.self.cycles-pp.copy_mc_enhanced_fast_string Disclaimer: Results have been estimated based on internal Intel analysis and are provided for informational purposes only. Any difference in system hardware or software design or configuration may affect actual performance. -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki