hi, Huang Ying, sorry for late of this report. we reported "a 14.6% improvement of netperf.Throughput_Mbps" in https://lore.kernel.org/all/202310271441.71ce0a9-oliver.sang@xxxxxxxxx/ later, our auto-bisect tool captured a regression on a netperf test with different configurations, however, unfortunately, regarded it as 'reported' so we missed this report at the first time. now send again FYI. Hello, kernel test robot noticed a -60.4% regression of netperf.Throughput_Mbps on: commit: f5ddc662f07d7d99e9cfc5e07778e26c7394caf8 ("[PATCH -V3 3/9] mm, pcp: reduce lock contention for draining high-order pages") url: https://github.com/intel-lab-lkp/linux/commits/Huang-Ying/mm-pcp-avoid-to-drain-PCP-when-process-exit/20231017-143633 base: https://git.kernel.org/cgit/linux/kernel/git/gregkh/driver-core.git 36b2d7dd5a8ac95c8c1e69bdc93c4a6e2dc28a23 patch link: https://lore.kernel.org/all/20231016053002.756205-4-ying.huang@xxxxxxxxx/ patch subject: [PATCH -V3 3/9] mm, pcp: reduce lock contention for draining high-order pages testcase: netperf test machine: 128 threads 2 sockets Intel(R) Xeon(R) Gold 6338 CPU @ 2.00GHz (Ice Lake) with 256G memory parameters: ip: ipv4 runtime: 300s nr_threads: 50% cluster: cs-localhost test: UDP_STREAM 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 <oliver.sang@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-lkp/202311061311.8d63998-oliver.sang@xxxxxxxxx Details are as below: --------------------------------------------------------------------------------------------------> The kernel config and materials to reproduce are available at: https://download.01.org/0day-ci/archive/20231106/202311061311.8d63998-oliver.sang@xxxxxxxxx ========================================================================================= cluster/compiler/cpufreq_governor/ip/kconfig/nr_threads/rootfs/runtime/tbox_group/test/testcase: cs-localhost/gcc-12/performance/ipv4/x86_64-rhel-8.3/50%/debian-11.1-x86_64-20220510.cgz/300s/lkp-icl-2sp2/UDP_STREAM/netperf commit: c828e65251 ("cacheinfo: calculate size of per-CPU data cache slice") f5ddc662f0 ("mm, pcp: reduce lock contention for draining high-order pages") c828e65251502516 f5ddc662f07d7d99e9cfc5e0777 ---------------- --------------------------- %stddev %change %stddev \ | \ 7321 ± 4% +28.2% 9382 uptime.idle 50.65 ± 4% -4.0% 48.64 boot-time.boot 6042 ± 4% -4.2% 5785 boot-time.idle 1.089e+09 ± 2% +232.1% 3.618e+09 cpuidle..time 1087075 ± 2% +24095.8% 2.63e+08 cpuidle..usage 3357014 +99.9% 6710312 vmstat.memory.cache 48731 ± 19% +4666.5% 2322787 vmstat.system.cs 144637 +711.2% 1173334 vmstat.system.in 2.59 ± 2% +6.2 8.79 mpstat.cpu.all.idle% 1.01 +0.7 1.66 mpstat.cpu.all.irq% 6.00 -3.2 2.79 mpstat.cpu.all.soft% 1.13 ± 2% -0.1 1.02 mpstat.cpu.all.usr% 1.407e+09 ± 3% -28.2% 1.011e+09 numa-numastat.node0.local_node 1.407e+09 ± 3% -28.2% 1.01e+09 numa-numastat.node0.numa_hit 1.469e+09 ± 8% -32.0% 9.979e+08 numa-numastat.node1.local_node 1.469e+09 ± 8% -32.1% 9.974e+08 numa-numastat.node1.numa_hit 103.00 ± 19% -44.0% 57.67 ± 20% perf-c2c.DRAM.local 8970 ± 12% -89.4% 951.00 ± 4% perf-c2c.DRAM.remote 8192 ± 5% +68.5% 13807 perf-c2c.HITM.local 6675 ± 11% -92.6% 491.00 ± 2% perf-c2c.HITM.remote 1051014 ± 2% +24922.0% 2.63e+08 turbostat.C1 2.75 ± 2% +6.5 9.29 turbostat.C1% 2.72 ± 2% +178.3% 7.57 turbostat.CPU%c1 0.09 -22.2% 0.07 turbostat.IPC 44589125 +701.5% 3.574e+08 turbostat.IRQ 313.00 ± 57% +1967.0% 6469 ± 8% turbostat.POLL 70.33 +3.3% 72.67 turbostat.PkgTmp 44.23 ± 4% -31.8% 30.15 ± 2% turbostat.RAMWatt 536096 +583.7% 3665194 meminfo.Active 535414 +584.4% 3664543 meminfo.Active(anon) 3238301 +103.2% 6579677 meminfo.Cached 1204424 +278.9% 4563575 meminfo.Committed_AS 469093 +47.9% 693889 ± 3% meminfo.Inactive 467250 +48.4% 693496 ± 3% meminfo.Inactive(anon) 53615 +562.5% 355225 ± 4% meminfo.Mapped 5223078 +64.1% 8571212 meminfo.Memused 557305 +599.6% 3899111 meminfo.Shmem 5660207 +58.9% 8993642 meminfo.max_used_kB 78504 ± 3% -30.1% 54869 netperf.ThroughputBoth_Mbps 5024292 ± 3% -30.1% 3511666 netperf.ThroughputBoth_total_Mbps 7673 ± 5% +249.7% 26832 netperf.ThroughputRecv_Mbps 491074 ± 5% +249.7% 1717287 netperf.ThroughputRecv_total_Mbps 70831 ± 2% -60.4% 28037 netperf.Throughput_Mbps 4533217 ± 2% -60.4% 1794379 netperf.Throughput_total_Mbps 5439 +9.4% 5949 netperf.time.percent_of_cpu_this_job_got 16206 +9.4% 17728 netperf.time.system_time 388.14 -51.9% 186.53 netperf.time.user_time 2.876e+09 ± 3% -30.1% 2.01e+09 netperf.workload 177360 ± 30% -36.0% 113450 ± 20% numa-meminfo.node0.AnonPages 255926 ± 12% -40.6% 152052 ± 12% numa-meminfo.node0.AnonPages.max 22582 ± 61% +484.2% 131916 ± 90% numa-meminfo.node0.Mapped 138287 ± 17% +22.6% 169534 ± 12% numa-meminfo.node1.AnonHugePages 267468 ± 20% +29.1% 345385 ± 6% numa-meminfo.node1.AnonPages 346204 ± 18% +34.5% 465696 ± 2% numa-meminfo.node1.AnonPages.max 279416 ± 19% +77.0% 494652 ± 18% numa-meminfo.node1.Inactive 278445 ± 19% +77.6% 494393 ± 18% numa-meminfo.node1.Inactive(anon) 31726 ± 45% +607.7% 224533 ± 45% numa-meminfo.node1.Mapped 4802 ± 6% +19.4% 5733 ± 3% numa-meminfo.node1.PageTables 297323 ± 12% +792.6% 2653850 ± 63% numa-meminfo.node1.Shmem 44325 ± 30% -36.0% 28379 ± 20% numa-vmstat.node0.nr_anon_pages 5590 ± 61% +491.0% 33042 ± 90% numa-vmstat.node0.nr_mapped 1.407e+09 ± 3% -28.2% 1.01e+09 numa-vmstat.node0.numa_hit 1.407e+09 ± 3% -28.2% 1.011e+09 numa-vmstat.node0.numa_local 66858 ± 20% +29.2% 86385 ± 6% numa-vmstat.node1.nr_anon_pages 69601 ± 20% +77.8% 123729 ± 18% numa-vmstat.node1.nr_inactive_anon 7953 ± 45% +608.3% 56335 ± 45% numa-vmstat.node1.nr_mapped 1201 ± 6% +19.4% 1434 ± 3% numa-vmstat.node1.nr_page_table_pages 74288 ± 11% +792.6% 663111 ± 63% numa-vmstat.node1.nr_shmem 69601 ± 20% +77.8% 123728 ± 18% numa-vmstat.node1.nr_zone_inactive_anon 1.469e+09 ± 8% -32.1% 9.974e+08 numa-vmstat.node1.numa_hit 1.469e+09 ± 8% -32.0% 9.979e+08 numa-vmstat.node1.numa_local 133919 +584.2% 916254 proc-vmstat.nr_active_anon 111196 +3.3% 114828 proc-vmstat.nr_anon_pages 5602484 -1.5% 5518799 proc-vmstat.nr_dirty_background_threshold 11218668 -1.5% 11051092 proc-vmstat.nr_dirty_threshold 809646 +103.2% 1645012 proc-vmstat.nr_file_pages 56374629 -1.5% 55536913 proc-vmstat.nr_free_pages 116775 +48.4% 173349 ± 3% proc-vmstat.nr_inactive_anon 13386 ± 2% +563.3% 88793 ± 4% proc-vmstat.nr_mapped 2286 +6.5% 2434 proc-vmstat.nr_page_table_pages 139393 +599.4% 974869 proc-vmstat.nr_shmem 29092 +6.6% 31019 proc-vmstat.nr_slab_reclaimable 133919 +584.2% 916254 proc-vmstat.nr_zone_active_anon 116775 +48.4% 173349 ± 3% proc-vmstat.nr_zone_inactive_anon 32135 ± 11% +257.2% 114797 ± 21% proc-vmstat.numa_hint_faults 20858 ± 16% +318.3% 87244 ± 6% proc-vmstat.numa_hint_faults_local 2.876e+09 ± 3% -30.2% 2.008e+09 proc-vmstat.numa_hit 2.876e+09 ± 3% -30.2% 2.008e+09 proc-vmstat.numa_local 25453 ± 7% -75.2% 6324 ± 30% proc-vmstat.numa_pages_migrated 178224 ± 2% +76.6% 314680 ± 7% proc-vmstat.numa_pte_updates 160889 ± 3% +267.6% 591393 ± 6% proc-vmstat.pgactivate 2.295e+10 ± 3% -30.2% 1.601e+10 proc-vmstat.pgalloc_normal 1026605 +21.9% 1251671 proc-vmstat.pgfault 2.295e+10 ± 3% -30.2% 1.601e+10 proc-vmstat.pgfree 25453 ± 7% -75.2% 6324 ± 30% proc-vmstat.pgmigrate_success 39208 ± 2% -6.1% 36815 proc-vmstat.pgreuse 3164416 -20.3% 2521344 ± 2% proc-vmstat.unevictable_pgs_scanned 19248627 -22.1% 14989905 sched_debug.cfs_rq:/.avg_vruntime.avg 20722680 -24.9% 15569530 sched_debug.cfs_rq:/.avg_vruntime.max 17634233 -22.5% 13663168 sched_debug.cfs_rq:/.avg_vruntime.min 949063 ± 2% -70.5% 280388 sched_debug.cfs_rq:/.avg_vruntime.stddev 0.78 ± 10% -100.0% 0.00 sched_debug.cfs_rq:/.h_nr_running.min 0.16 ± 8% +113.3% 0.33 ± 2% sched_debug.cfs_rq:/.h_nr_running.stddev 0.56 ±141% +2.2e+07% 122016 ± 52% sched_debug.cfs_rq:/.left_vruntime.avg 45.01 ±141% +2.2e+07% 10035976 ± 28% sched_debug.cfs_rq:/.left_vruntime.max 4.58 ±141% +2.3e+07% 1072762 ± 36% sched_debug.cfs_rq:/.left_vruntime.stddev 5814 ± 10% -100.0% 0.00 sched_debug.cfs_rq:/.load.min 5.39 ± 9% -73.2% 1.44 ± 10% sched_debug.cfs_rq:/.load_avg.min 19248627 -22.1% 14989905 sched_debug.cfs_rq:/.min_vruntime.avg 20722680 -24.9% 15569530 sched_debug.cfs_rq:/.min_vruntime.max 17634233 -22.5% 13663168 sched_debug.cfs_rq:/.min_vruntime.min 949063 ± 2% -70.5% 280388 sched_debug.cfs_rq:/.min_vruntime.stddev 0.78 ± 10% -100.0% 0.00 sched_debug.cfs_rq:/.nr_running.min 0.06 ± 8% +369.2% 0.30 ± 3% sched_debug.cfs_rq:/.nr_running.stddev 4.84 ± 26% +1611.3% 82.79 ± 67% sched_debug.cfs_rq:/.removed.load_avg.avg 27.92 ± 12% +3040.3% 876.79 ± 68% sched_debug.cfs_rq:/.removed.load_avg.stddev 0.56 ±141% +2.2e+07% 122016 ± 52% sched_debug.cfs_rq:/.right_vruntime.avg 45.06 ±141% +2.2e+07% 10035976 ± 28% sched_debug.cfs_rq:/.right_vruntime.max 4.59 ±141% +2.3e+07% 1072762 ± 36% sched_debug.cfs_rq:/.right_vruntime.stddev 900.25 -10.4% 806.45 sched_debug.cfs_rq:/.runnable_avg.avg 533.28 ± 4% -87.0% 69.56 ± 39% sched_debug.cfs_rq:/.runnable_avg.min 122.77 ± 2% +92.9% 236.86 sched_debug.cfs_rq:/.runnable_avg.stddev 896.13 -10.8% 799.44 sched_debug.cfs_rq:/.util_avg.avg 379.06 ± 4% -83.4% 62.94 ± 37% sched_debug.cfs_rq:/.util_avg.min 116.35 ± 8% +99.4% 232.04 sched_debug.cfs_rq:/.util_avg.stddev 550.87 -14.2% 472.66 ± 2% sched_debug.cfs_rq:/.util_est_enqueued.avg 1124 ± 8% +18.2% 1329 ± 3% sched_debug.cfs_rq:/.util_est_enqueued.max 134.17 ± 30% -100.0% 0.00 sched_debug.cfs_rq:/.util_est_enqueued.min 558243 ± 6% -66.9% 184666 sched_debug.cpu.avg_idle.avg 12860 ± 11% -56.1% 5644 sched_debug.cpu.avg_idle.min 365635 -53.5% 169863 ± 5% sched_debug.cpu.avg_idle.stddev 9.56 ± 3% -28.4% 6.84 ± 8% sched_debug.cpu.clock.stddev 6999 ± 2% -85.6% 1007 ± 3% sched_debug.cpu.clock_task.stddev 3985 ± 10% -100.0% 0.00 sched_debug.cpu.curr->pid.min 491.71 ± 10% +209.3% 1520 ± 4% sched_debug.cpu.curr->pid.stddev 270.19 ±141% +1096.6% 3233 ± 51% sched_debug.cpu.max_idle_balance_cost.stddev 0.78 ± 10% -100.0% 0.00 sched_debug.cpu.nr_running.min 0.15 ± 6% +121.7% 0.34 ± 2% sched_debug.cpu.nr_running.stddev 62041 ± 15% +4280.9% 2717948 sched_debug.cpu.nr_switches.avg 1074922 ± 14% +292.6% 4220307 ± 2% sched_debug.cpu.nr_switches.max 1186 ± 2% +1.2e+05% 1379073 ± 4% sched_debug.cpu.nr_switches.min 132392 ± 21% +294.6% 522476 ± 5% sched_debug.cpu.nr_switches.stddev 6.44 ± 4% +21.4% 7.82 ± 12% sched_debug.cpu.nr_uninterruptible.stddev 6.73 ± 13% -84.8% 1.02 ± 5% perf-stat.i.MPKI 1.652e+10 ± 2% -22.2% 1.285e+10 perf-stat.i.branch-instructions 0.72 +0.0 0.75 perf-stat.i.branch-miss-rate% 1.19e+08 ± 3% -19.8% 95493630 perf-stat.i.branch-misses 27.46 ± 12% -26.2 1.30 ± 4% perf-stat.i.cache-miss-rate% 5.943e+08 ± 10% -88.6% 67756219 ± 5% perf-stat.i.cache-misses 2.201e+09 +143.7% 5.364e+09 perf-stat.i.cache-references 48911 ± 19% +4695.4% 2345525 perf-stat.i.context-switches 3.66 ± 2% +28.5% 4.71 perf-stat.i.cpi 3.228e+11 -4.1% 3.097e+11 perf-stat.i.cpu-cycles 190.51 +1363.7% 2788 ± 10% perf-stat.i.cpu-migrations 803.99 ± 6% +510.2% 4905 ± 5% perf-stat.i.cycles-between-cache-misses 0.00 ± 16% +0.0 0.01 ± 14% perf-stat.i.dTLB-load-miss-rate% 755654 ± 18% +232.4% 2512024 ± 14% perf-stat.i.dTLB-load-misses 2.385e+10 ± 2% -26.9% 1.742e+10 perf-stat.i.dTLB-loads 0.00 ± 31% +0.0 0.01 ± 35% perf-stat.i.dTLB-store-miss-rate% 305657 ± 36% +200.0% 916822 ± 35% perf-stat.i.dTLB-store-misses 1.288e+10 ± 2% -28.8% 9.179e+09 perf-stat.i.dTLB-stores 8.789e+10 ± 2% -25.2% 6.578e+10 perf-stat.i.instructions 0.28 ± 2% -21.6% 0.22 perf-stat.i.ipc 2.52 -4.1% 2.42 perf-stat.i.metric.GHz 873.89 ± 12% -67.0% 288.04 ± 8% perf-stat.i.metric.K/sec 435.61 ± 2% -19.6% 350.06 perf-stat.i.metric.M/sec 2799 +29.9% 3637 ± 2% perf-stat.i.minor-faults 99.74 -2.6 97.11 perf-stat.i.node-load-miss-rate% 1.294e+08 ± 12% -92.4% 9879207 ± 7% perf-stat.i.node-load-misses 76.55 +16.4 92.92 perf-stat.i.node-store-miss-rate% 2.257e+08 ± 10% -90.4% 21721672 ± 8% perf-stat.i.node-store-misses 69217511 ± 13% -97.7% 1625810 ± 7% perf-stat.i.node-stores 2799 +29.9% 3637 ± 2% perf-stat.i.page-faults 6.79 ± 13% -84.9% 1.03 ± 5% perf-stat.overall.MPKI 0.72 +0.0 0.74 perf-stat.overall.branch-miss-rate% 27.06 ± 12% -25.8 1.26 ± 4% perf-stat.overall.cache-miss-rate% 3.68 ± 2% +28.1% 4.71 perf-stat.overall.cpi 549.38 ± 10% +736.0% 4592 ± 5% perf-stat.overall.cycles-between-cache-misses 0.00 ± 18% +0.0 0.01 ± 14% perf-stat.overall.dTLB-load-miss-rate% 0.00 ± 36% +0.0 0.01 ± 35% perf-stat.overall.dTLB-store-miss-rate% 0.27 ± 2% -22.0% 0.21 perf-stat.overall.ipc 99.80 -2.4 97.37 perf-stat.overall.node-load-miss-rate% 76.60 +16.4 93.03 perf-stat.overall.node-store-miss-rate% 9319 +5.8% 9855 perf-stat.overall.path-length 1.646e+10 ± 2% -22.2% 1.281e+10 perf-stat.ps.branch-instructions 1.186e+08 ± 3% -19.8% 95167897 perf-stat.ps.branch-misses 5.924e+08 ± 10% -88.6% 67384354 ± 5% perf-stat.ps.cache-misses 2.193e+09 +143.4% 5.339e+09 perf-stat.ps.cache-references 49100 ± 19% +4668.0% 2341074 perf-stat.ps.context-switches 3.218e+11 -4.1% 3.087e+11 perf-stat.ps.cpu-cycles 189.73 +1368.4% 2786 ± 10% perf-stat.ps.cpu-migrations 753056 ± 18% +229.9% 2484575 ± 14% perf-stat.ps.dTLB-load-misses 2.377e+10 ± 2% -26.9% 1.737e+10 perf-stat.ps.dTLB-loads 304509 ± 36% +199.1% 910856 ± 35% perf-stat.ps.dTLB-store-misses 1.284e+10 ± 2% -28.7% 9.152e+09 perf-stat.ps.dTLB-stores 8.76e+10 ± 2% -25.2% 6.557e+10 perf-stat.ps.instructions 2791 +28.2% 3580 ± 2% perf-stat.ps.minor-faults 1.29e+08 ± 12% -92.4% 9815672 ± 7% perf-stat.ps.node-load-misses 2.25e+08 ± 10% -90.4% 21575943 ± 8% perf-stat.ps.node-store-misses 69002373 ± 13% -97.7% 1615410 ± 7% perf-stat.ps.node-stores 2791 +28.2% 3580 ± 2% perf-stat.ps.page-faults 2.68e+13 ± 2% -26.1% 1.981e+13 perf-stat.total.instructions 0.00 ± 35% +2600.0% 0.04 ± 23% perf-sched.sch_delay.avg.ms.__cond_resched.__skb_datagram_iter.skb_copy_datagram_iter.udp_recvmsg.inet_recvmsg 1.18 ± 9% -98.1% 0.02 ± 32% perf-sched.sch_delay.avg.ms.__cond_resched.stop_one_cpu.sched_exec.bprm_execve.part 0.58 ± 3% -62.1% 0.22 ± 97% perf-sched.sch_delay.avg.ms.__x64_sys_pause.do_syscall_64.entry_SYSCALL_64_after_hwframe.[unknown] 0.51 ± 22% -82.7% 0.09 ± 11% perf-sched.sch_delay.avg.ms.do_task_dead.do_exit.do_group_exit.__x64_sys_exit_group.do_syscall_64 0.25 ± 23% -59.6% 0.10 ± 10% perf-sched.sch_delay.avg.ms.do_wait.kernel_wait4.__do_sys_wait4.do_syscall_64 0.03 ± 42% -64.0% 0.01 ± 15% perf-sched.sch_delay.avg.ms.pipe_read.vfs_read.ksys_read.do_syscall_64 0.04 ± 7% +434.6% 0.23 ± 36% perf-sched.sch_delay.avg.ms.schedule_hrtimeout_range_clock.do_poll.constprop.0.do_sys_poll 1.00 ± 20% -84.1% 0.16 ± 78% perf-sched.sch_delay.avg.ms.schedule_hrtimeout_range_clock.do_select.core_sys_select.kern_select 0.01 ± 7% -70.0% 0.00 perf-sched.sch_delay.avg.ms.schedule_timeout.__skb_wait_for_more_packets.__skb_recv_udp.udp_recvmsg 0.02 ± 2% +533.9% 0.12 ± 43% perf-sched.sch_delay.avg.ms.schedule_timeout.kcompactd.kthread.ret_from_fork 0.03 ± 7% +105.9% 0.06 ± 33% perf-sched.sch_delay.avg.ms.schedule_timeout.rcu_gp_fqs_loop.rcu_gp_kthread.kthread 0.01 ± 15% +67.5% 0.02 ± 8% perf-sched.sch_delay.avg.ms.smpboot_thread_fn.kthread.ret_from_fork.ret_from_fork_asm 0.09 ± 50% -85.7% 0.01 ± 33% perf-sched.sch_delay.avg.ms.wait_for_partner.fifo_open.do_dentry_open.do_open 0.04 ± 7% +343.4% 0.16 ± 6% perf-sched.sch_delay.avg.ms.worker_thread.kthread.ret_from_fork.ret_from_fork_asm 0.06 ± 41% +3260.7% 1.88 ± 30% perf-sched.sch_delay.max.ms.__cond_resched.__skb_datagram_iter.skb_copy_datagram_iter.udp_recvmsg.inet_recvmsg 3.78 -96.2% 0.14 ± 3% perf-sched.sch_delay.max.ms.__cond_resched.stop_one_cpu.sched_exec.bprm_execve.part 2.86 ± 4% -72.6% 0.78 ±113% perf-sched.sch_delay.max.ms.__x64_sys_pause.do_syscall_64.entry_SYSCALL_64_after_hwframe.[unknown] 4.09 ± 7% -34.1% 2.69 ± 7% perf-sched.sch_delay.max.ms.do_task_dead.do_exit.do_group_exit.__x64_sys_exit_group.do_syscall_64 3.09 ± 37% -64.1% 1.11 ± 5% perf-sched.sch_delay.max.ms.do_wait.kernel_wait4.__do_sys_wait4.do_syscall_64 0.00 ±141% +6200.0% 0.13 ± 82% perf-sched.sch_delay.max.ms.exit_to_user_mode_loop.exit_to_user_mode_prepare.irqentry_exit_to_user_mode.asm_sysvec_apic_timer_interrupt 3.94 -40.5% 2.35 ± 48% perf-sched.sch_delay.max.ms.pipe_read.vfs_read.ksys_read.do_syscall_64 1.63 ± 21% -77.0% 0.38 ± 90% perf-sched.sch_delay.max.ms.schedule_hrtimeout_range_clock.do_select.core_sys_select.kern_select 7.29 ± 39% +417.5% 37.72 ± 16% perf-sched.sch_delay.max.ms.schedule_timeout.__skb_wait_for_more_packets.__skb_recv_udp.udp_recvmsg 3.35 ± 14% -51.7% 1.62 ± 3% perf-sched.sch_delay.max.ms.schedule_timeout.__wait_for_common.wait_for_completion_state.kernel_clone 0.05 ± 13% +2245.1% 1.13 ± 40% perf-sched.sch_delay.max.ms.schedule_timeout.kcompactd.kthread.ret_from_fork 3.01 ± 26% +729.6% 25.01 ± 91% perf-sched.sch_delay.max.ms.schedule_timeout.rcu_gp_fqs_loop.rcu_gp_kthread.kthread 1.93 ± 59% -85.5% 0.28 ± 62% perf-sched.sch_delay.max.ms.wait_for_partner.fifo_open.do_dentry_open.do_open 0.01 -50.0% 0.00 perf-sched.total_sch_delay.average.ms 7.29 ± 39% +468.8% 41.46 ± 26% perf-sched.total_sch_delay.max.ms 6.04 ± 4% -94.1% 0.35 perf-sched.total_wait_and_delay.average.ms 205790 ± 3% +1811.0% 3932742 perf-sched.total_wait_and_delay.count.ms 6.03 ± 4% -94.2% 0.35 perf-sched.total_wait_time.average.ms 75.51 ± 41% -100.0% 0.00 perf-sched.wait_and_delay.avg.ms.__cond_resched.generic_perform_write.shmem_file_write_iter.vfs_write.ksys_write 23.01 ± 17% -100.0% 0.00 perf-sched.wait_and_delay.avg.ms.__cond_resched.mutex_lock.perf_poll.do_poll.constprop 23.82 ± 7% -100.0% 0.00 perf-sched.wait_and_delay.avg.ms.__cond_resched.shmem_get_folio_gfp.shmem_write_begin.generic_perform_write.shmem_file_write_iter 95.27 ± 41% -100.0% 0.00 perf-sched.wait_and_delay.avg.ms.__cond_resched.shmem_inode_acct_block.shmem_alloc_and_acct_folio.shmem_get_folio_gfp.shmem_write_begin 55.86 ±141% +1014.6% 622.64 ± 5% perf-sched.wait_and_delay.avg.ms.do_nanosleep.hrtimer_nanosleep.common_nsleep.__x64_sys_clock_nanosleep 0.07 ± 23% -82.5% 0.01 perf-sched.wait_and_delay.avg.ms.exit_to_user_mode_loop.exit_to_user_mode_prepare.syscall_exit_to_user_mode.do_syscall_64 137.41 ± 3% +345.1% 611.63 ± 2% perf-sched.wait_and_delay.avg.ms.schedule_hrtimeout_range_clock.do_poll.constprop.0.do_sys_poll 0.04 ± 5% -49.6% 0.02 perf-sched.wait_and_delay.avg.ms.schedule_timeout.__skb_wait_for_more_packets.__skb_recv_udp.udp_recvmsg 536.33 ± 5% -46.5% 287.00 perf-sched.wait_and_delay.avg.ms.smpboot_thread_fn.kthread.ret_from_fork.ret_from_fork_asm 21.67 ± 32% -100.0% 0.00 perf-sched.wait_and_delay.count.__cond_resched.generic_perform_write.shmem_file_write_iter.vfs_write.ksys_write 5.67 ± 8% -100.0% 0.00 perf-sched.wait_and_delay.count.__cond_resched.mutex_lock.perf_poll.do_poll.constprop 1.67 ± 56% -100.0% 0.00 perf-sched.wait_and_delay.count.__cond_resched.shmem_get_folio_gfp.shmem_write_begin.generic_perform_write.shmem_file_write_iter 5.67 ± 29% -100.0% 0.00 perf-sched.wait_and_delay.count.__cond_resched.shmem_inode_acct_block.shmem_alloc_and_acct_folio.shmem_get_folio_gfp.shmem_write_begin 5.33 ± 23% +93.8% 10.33 ± 25% perf-sched.wait_and_delay.count.__cond_resched.smpboot_thread_fn.kthread.ret_from_fork.ret_from_fork_asm 101725 ± 3% +15.3% 117243 ± 10% perf-sched.wait_and_delay.count.exit_to_user_mode_loop.exit_to_user_mode_prepare.syscall_exit_to_user_mode.do_syscall_64 100.00 ± 7% -80.3% 19.67 ± 2% perf-sched.wait_and_delay.count.schedule_hrtimeout_range_clock.do_poll.constprop.0.do_sys_poll 97762 ± 4% +3794.8% 3807606 perf-sched.wait_and_delay.count.schedule_timeout.__skb_wait_for_more_packets.__skb_recv_udp.udp_recvmsg 1091 ± 9% +111.9% 2311 ± 3% perf-sched.wait_and_delay.count.smpboot_thread_fn.kthread.ret_from_fork.ret_from_fork_asm 604.50 ± 43% -100.0% 0.00 perf-sched.wait_and_delay.max.ms.__cond_resched.generic_perform_write.shmem_file_write_iter.vfs_write.ksys_write 37.41 ± 9% -100.0% 0.00 perf-sched.wait_and_delay.max.ms.__cond_resched.mutex_lock.perf_poll.do_poll.constprop 27.08 ± 13% -100.0% 0.00 perf-sched.wait_and_delay.max.ms.__cond_resched.shmem_get_folio_gfp.shmem_write_begin.generic_perform_write.shmem_file_write_iter 275.41 ± 32% -100.0% 0.00 perf-sched.wait_and_delay.max.ms.__cond_resched.shmem_inode_acct_block.shmem_alloc_and_acct_folio.shmem_get_folio_gfp.shmem_write_begin 1313 ± 69% +112.1% 2786 ± 15% perf-sched.wait_and_delay.max.ms.__cond_resched.smpboot_thread_fn.kthread.ret_from_fork.ret_from_fork_asm 333.38 ±141% +200.4% 1001 perf-sched.wait_and_delay.max.ms.do_nanosleep.hrtimer_nanosleep.common_nsleep.__x64_sys_clock_nanosleep 1000 -96.8% 31.85 ± 48% perf-sched.wait_and_delay.max.ms.exit_to_user_mode_loop.exit_to_user_mode_prepare.syscall_exit_to_user_mode.do_syscall_64 17.99 ± 33% +387.5% 87.71 ± 8% perf-sched.wait_and_delay.max.ms.schedule_timeout.__skb_wait_for_more_packets.__skb_recv_udp.udp_recvmsg 0.33 ± 19% -74.1% 0.09 ± 10% perf-sched.wait_time.avg.ms.__cond_resched.__skb_datagram_iter.skb_copy_datagram_iter.udp_recvmsg.inet_recvmsg 0.02 ± 53% +331.4% 0.10 ± 50% perf-sched.wait_time.avg.ms.__cond_resched.aa_sk_perm.security_socket_recvmsg.sock_recvmsg.__sys_recvfrom 0.09 ± 65% -75.9% 0.02 ± 9% perf-sched.wait_time.avg.ms.__cond_resched.aa_sk_perm.security_socket_sendmsg.sock_sendmsg.__sys_sendto 0.02 ± 22% -70.2% 0.01 ±141% perf-sched.wait_time.avg.ms.__cond_resched.dput.__fput.__x64_sys_close.do_syscall_64 75.51 ± 41% -100.0% 0.04 ± 42% perf-sched.wait_time.avg.ms.__cond_resched.generic_perform_write.shmem_file_write_iter.vfs_write.ksys_write 0.10 ± 36% -80.3% 0.02 ± 9% perf-sched.wait_time.avg.ms.__cond_resched.kmem_cache_alloc_node.__alloc_skb.alloc_skb_with_frags.sock_alloc_send_pskb 0.55 ± 61% -94.9% 0.03 ± 45% perf-sched.wait_time.avg.ms.__cond_resched.kmem_cache_alloc_node.kmalloc_reserve.__alloc_skb.alloc_skb_with_frags 23.01 ± 17% -100.0% 0.00 ±141% perf-sched.wait_time.avg.ms.__cond_resched.mutex_lock.perf_poll.do_poll.constprop 23.82 ± 7% -99.7% 0.07 ± 57% perf-sched.wait_time.avg.ms.__cond_resched.shmem_get_folio_gfp.shmem_write_begin.generic_perform_write.shmem_file_write_iter 95.27 ± 41% -100.0% 0.03 ± 89% perf-sched.wait_time.avg.ms.__cond_resched.shmem_inode_acct_block.shmem_alloc_and_acct_folio.shmem_get_folio_gfp.shmem_write_begin 56.30 ±139% +1005.5% 622.44 ± 5% perf-sched.wait_time.avg.ms.do_nanosleep.hrtimer_nanosleep.common_nsleep.__x64_sys_clock_nanosleep 2.78 ± 66% -98.2% 0.05 ± 52% perf-sched.wait_time.avg.ms.exit_to_user_mode_loop.exit_to_user_mode_prepare.irqentry_exit_to_user_mode.asm_sysvec_apic_timer_interrupt 0.07 ± 23% -82.5% 0.01 perf-sched.wait_time.avg.ms.exit_to_user_mode_loop.exit_to_user_mode_prepare.syscall_exit_to_user_mode.do_syscall_64 137.37 ± 3% +345.1% 611.40 ± 2% perf-sched.wait_time.avg.ms.schedule_hrtimeout_range_clock.do_poll.constprop.0.do_sys_poll 0.02 ± 5% -41.9% 0.01 ± 3% perf-sched.wait_time.avg.ms.schedule_timeout.__skb_wait_for_more_packets.__skb_recv_udp.udp_recvmsg 536.32 ± 5% -46.5% 286.98 perf-sched.wait_time.avg.ms.smpboot_thread_fn.kthread.ret_from_fork.ret_from_fork_asm 4.66 ± 20% -56.7% 2.02 ± 26% perf-sched.wait_time.max.ms.__cond_resched.__skb_datagram_iter.skb_copy_datagram_iter.udp_recvmsg.inet_recvmsg 0.03 ± 63% +995.0% 0.37 ± 26% perf-sched.wait_time.max.ms.__cond_resched.aa_sk_perm.security_socket_recvmsg.sock_recvmsg.__sys_recvfrom 1.67 ± 87% -92.6% 0.12 ± 57% perf-sched.wait_time.max.ms.__cond_resched.aa_sk_perm.security_socket_sendmsg.sock_sendmsg.__sys_sendto 0.54 ±117% -95.1% 0.03 ±105% perf-sched.wait_time.max.ms.__cond_resched.down_write_killable.exec_mmap.begin_new_exec.load_elf_binary 0.06 ± 49% -89.1% 0.01 ±141% perf-sched.wait_time.max.ms.__cond_resched.dput.__fput.__x64_sys_close.do_syscall_64 604.50 ± 43% -100.0% 0.16 ± 83% perf-sched.wait_time.max.ms.__cond_resched.generic_perform_write.shmem_file_write_iter.vfs_write.ksys_write 2.77 ± 45% -95.4% 0.13 ± 64% perf-sched.wait_time.max.ms.__cond_resched.kmem_cache_alloc_node.__alloc_skb.alloc_skb_with_frags.sock_alloc_send_pskb 2.86 ± 45% -94.3% 0.16 ± 91% perf-sched.wait_time.max.ms.__cond_resched.kmem_cache_alloc_node.kmalloc_reserve.__alloc_skb.alloc_skb_with_frags 37.41 ± 9% -100.0% 0.01 ±141% perf-sched.wait_time.max.ms.__cond_resched.mutex_lock.perf_poll.do_poll.constprop 27.08 ± 13% -99.7% 0.08 ± 61% perf-sched.wait_time.max.ms.__cond_resched.shmem_get_folio_gfp.shmem_write_begin.generic_perform_write.shmem_file_write_iter 275.41 ± 32% -100.0% 0.03 ± 89% perf-sched.wait_time.max.ms.__cond_resched.shmem_inode_acct_block.shmem_alloc_and_acct_folio.shmem_get_folio_gfp.shmem_write_begin 1313 ± 69% +112.1% 2786 ± 15% perf-sched.wait_time.max.ms.__cond_resched.smpboot_thread_fn.kthread.ret_from_fork.ret_from_fork_asm 334.74 ±140% +198.9% 1000 perf-sched.wait_time.max.ms.do_nanosleep.hrtimer_nanosleep.common_nsleep.__x64_sys_clock_nanosleep 21.74 ± 58% -95.4% 1.00 ±103% perf-sched.wait_time.max.ms.exit_to_user_mode_loop.exit_to_user_mode_prepare.irqentry_exit_to_user_mode.asm_sysvec_apic_timer_interrupt 1000 -97.6% 24.49 ± 50% perf-sched.wait_time.max.ms.exit_to_user_mode_loop.exit_to_user_mode_prepare.syscall_exit_to_user_mode.do_syscall_64 10.90 ± 27% +682.9% 85.36 ± 6% perf-sched.wait_time.max.ms.schedule_timeout.__skb_wait_for_more_packets.__skb_recv_udp.udp_recvmsg 32.91 ± 58% -63.5% 12.01 ±115% perf-sched.wait_time.max.ms.schedule_timeout.__wait_for_common.wait_for_completion_state.kernel_clone 169.97 ± 7% -49.2% 86.29 ± 15% perf-sched.wait_time.max.ms.schedule_timeout.rcu_gp_fqs_loop.rcu_gp_kthread.kthread 44.08 -19.8 24.25 perf-profile.calltrace.cycles-pp._raw_spin_lock_irqsave.free_pcppages_bulk.free_unref_page.skb_release_data.__consume_stateless_skb 44.47 -19.6 24.87 perf-profile.calltrace.cycles-pp.free_pcppages_bulk.free_unref_page.skb_release_data.__consume_stateless_skb.udp_recvmsg 43.63 -19.5 24.15 perf-profile.calltrace.cycles-pp.native_queued_spin_lock_slowpath._raw_spin_lock_irqsave.free_pcppages_bulk.free_unref_page.skb_release_data 45.62 -19.2 26.39 perf-profile.calltrace.cycles-pp.skb_release_data.__consume_stateless_skb.udp_recvmsg.inet_recvmsg.sock_recvmsg 45.62 -19.2 26.40 perf-profile.calltrace.cycles-pp.__consume_stateless_skb.udp_recvmsg.inet_recvmsg.sock_recvmsg.__sys_recvfrom 45.00 -19.1 25.94 perf-profile.calltrace.cycles-pp.free_unref_page.skb_release_data.__consume_stateless_skb.udp_recvmsg.inet_recvmsg 50.41 -16.8 33.64 ± 39% perf-profile.calltrace.cycles-pp.accept_connections.main.__libc_start_main 50.41 -16.8 33.64 ± 39% perf-profile.calltrace.cycles-pp.accept_connection.accept_connections.main.__libc_start_main 50.41 -16.8 33.64 ± 39% perf-profile.calltrace.cycles-pp.spawn_child.accept_connection.accept_connections.main.__libc_start_main 50.41 -16.8 33.64 ± 39% perf-profile.calltrace.cycles-pp.process_requests.spawn_child.accept_connection.accept_connections.main 99.92 -14.2 85.72 ± 15% perf-profile.calltrace.cycles-pp.main.__libc_start_main 99.96 -14.2 85.77 ± 15% perf-profile.calltrace.cycles-pp.__libc_start_main 50.10 -8.6 41.52 perf-profile.calltrace.cycles-pp.udp_recvmsg.inet_recvmsg.sock_recvmsg.__sys_recvfrom.__x64_sys_recvfrom 50.11 -8.6 41.55 perf-profile.calltrace.cycles-pp.inet_recvmsg.sock_recvmsg.__sys_recvfrom.__x64_sys_recvfrom.do_syscall_64 50.13 -8.5 41.64 perf-profile.calltrace.cycles-pp.sock_recvmsg.__sys_recvfrom.__x64_sys_recvfrom.do_syscall_64.entry_SYSCALL_64_after_hwframe 50.28 -8.0 42.27 perf-profile.calltrace.cycles-pp.__sys_recvfrom.__x64_sys_recvfrom.do_syscall_64.entry_SYSCALL_64_after_hwframe.recvfrom 50.29 -8.0 42.29 perf-profile.calltrace.cycles-pp.__x64_sys_recvfrom.do_syscall_64.entry_SYSCALL_64_after_hwframe.recvfrom.recv_omni 50.31 -7.9 42.42 perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.recvfrom.recv_omni.process_requests 50.32 -7.8 42.47 perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.recvfrom.recv_omni.process_requests.spawn_child 50.36 -7.6 42.78 perf-profile.calltrace.cycles-pp.recvfrom.recv_omni.process_requests.spawn_child.accept_connection 50.41 -7.3 43.07 perf-profile.calltrace.cycles-pp.recv_omni.process_requests.spawn_child.accept_connection.accept_connections 19.93 ± 2% -6.6 13.36 perf-profile.calltrace.cycles-pp.ip_generic_getfrag.__ip_append_data.ip_make_skb.udp_sendmsg.sock_sendmsg 19.44 ± 2% -6.3 13.16 perf-profile.calltrace.cycles-pp._copy_from_iter.ip_generic_getfrag.__ip_append_data.ip_make_skb.udp_sendmsg 18.99 ± 2% -6.1 12.90 perf-profile.calltrace.cycles-pp.copyin._copy_from_iter.ip_generic_getfrag.__ip_append_data.ip_make_skb 8.95 -5.1 3.82 perf-profile.calltrace.cycles-pp.udp_send_skb.udp_sendmsg.sock_sendmsg.__sys_sendto.__x64_sys_sendto 8.70 -5.0 3.71 perf-profile.calltrace.cycles-pp.ip_send_skb.udp_send_skb.udp_sendmsg.sock_sendmsg.__sys_sendto 8.10 -4.6 3.45 perf-profile.calltrace.cycles-pp.ip_finish_output2.ip_send_skb.udp_send_skb.udp_sendmsg.sock_sendmsg 7.69 -4.4 3.27 perf-profile.calltrace.cycles-pp.__dev_queue_xmit.ip_finish_output2.ip_send_skb.udp_send_skb.udp_sendmsg 6.51 -3.7 2.78 perf-profile.calltrace.cycles-pp.__local_bh_enable_ip.__dev_queue_xmit.ip_finish_output2.ip_send_skb.udp_send_skb 6.47 -3.7 2.75 perf-profile.calltrace.cycles-pp.do_softirq.__local_bh_enable_ip.__dev_queue_xmit.ip_finish_output2.ip_send_skb 6.41 -3.7 2.71 perf-profile.calltrace.cycles-pp.__do_softirq.do_softirq.__local_bh_enable_ip.__dev_queue_xmit.ip_finish_output2 5.88 -3.5 2.43 perf-profile.calltrace.cycles-pp.net_rx_action.__do_softirq.do_softirq.__local_bh_enable_ip.__dev_queue_xmit 5.73 -3.4 2.35 perf-profile.calltrace.cycles-pp.__napi_poll.net_rx_action.__do_softirq.do_softirq.__local_bh_enable_ip 5.69 -3.4 2.33 perf-profile.calltrace.cycles-pp.process_backlog.__napi_poll.net_rx_action.__do_softirq.do_softirq 5.36 -3.2 2.19 perf-profile.calltrace.cycles-pp.__netif_receive_skb_one_core.process_backlog.__napi_poll.net_rx_action.__do_softirq 4.59 -2.7 1.89 perf-profile.calltrace.cycles-pp.ip_local_deliver_finish.__netif_receive_skb_one_core.process_backlog.__napi_poll.net_rx_action 4.55 ± 2% -2.7 1.88 perf-profile.calltrace.cycles-pp.ip_protocol_deliver_rcu.ip_local_deliver_finish.__netif_receive_skb_one_core.process_backlog.__napi_poll 4.40 ± 2% -2.6 1.81 perf-profile.calltrace.cycles-pp.__udp4_lib_rcv.ip_protocol_deliver_rcu.ip_local_deliver_finish.__netif_receive_skb_one_core.process_backlog 3.81 ± 2% -2.2 1.57 perf-profile.calltrace.cycles-pp.udp_unicast_rcv_skb.__udp4_lib_rcv.ip_protocol_deliver_rcu.ip_local_deliver_finish.__netif_receive_skb_one_core 3.75 ± 2% -2.2 1.55 perf-profile.calltrace.cycles-pp.udp_queue_rcv_one_skb.udp_unicast_rcv_skb.__udp4_lib_rcv.ip_protocol_deliver_rcu.ip_local_deliver_finish 2.21 ± 2% -1.6 0.63 perf-profile.calltrace.cycles-pp.__ip_make_skb.ip_make_skb.udp_sendmsg.sock_sendmsg.__sys_sendto 1.94 ± 2% -1.4 0.51 ± 2% perf-profile.calltrace.cycles-pp.__ip_select_ident.__ip_make_skb.ip_make_skb.udp_sendmsg.sock_sendmsg 1.14 -0.6 0.51 perf-profile.calltrace.cycles-pp.sock_alloc_send_pskb.__ip_append_data.ip_make_skb.udp_sendmsg.sock_sendmsg 0.00 +0.5 0.53 ± 2% perf-profile.calltrace.cycles-pp.schedule_idle.do_idle.cpu_startup_entry.start_secondary.secondary_startup_64_no_verify 0.00 +0.7 0.69 perf-profile.calltrace.cycles-pp.sysvec_call_function_single.asm_sysvec_call_function_single.acpi_safe_halt.acpi_idle_enter.cpuidle_enter_state 0.00 +0.7 0.71 perf-profile.calltrace.cycles-pp.__sk_mem_raise_allocated.__sk_mem_schedule.__udp_enqueue_schedule_skb.udp_queue_rcv_one_skb.udp_unicast_rcv_skb 0.00 +0.7 0.72 perf-profile.calltrace.cycles-pp.__sk_mem_schedule.__udp_enqueue_schedule_skb.udp_queue_rcv_one_skb.udp_unicast_rcv_skb.__udp4_lib_rcv 0.00 +1.0 0.99 ± 20% perf-profile.calltrace.cycles-pp.__schedule.schedule.schedule_timeout.__skb_wait_for_more_packets.__skb_recv_udp 0.00 +1.0 1.01 ± 20% perf-profile.calltrace.cycles-pp.schedule.schedule_timeout.__skb_wait_for_more_packets.__skb_recv_udp.udp_recvmsg 0.00 +1.1 1.05 ± 20% perf-profile.calltrace.cycles-pp.schedule_timeout.__skb_wait_for_more_packets.__skb_recv_udp.udp_recvmsg.inet_recvmsg 0.00 +1.1 1.12 perf-profile.calltrace.cycles-pp.acpi_safe_halt.acpi_idle_enter.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call 0.00 +1.2 1.18 ± 20% perf-profile.calltrace.cycles-pp.__skb_wait_for_more_packets.__skb_recv_udp.udp_recvmsg.inet_recvmsg.sock_recvmsg 0.00 +1.3 1.32 perf-profile.calltrace.cycles-pp.__udp_enqueue_schedule_skb.udp_queue_rcv_one_skb.udp_unicast_rcv_skb.__udp4_lib_rcv.ip_protocol_deliver_rcu 0.00 +2.2 2.23 perf-profile.calltrace.cycles-pp.__skb_recv_udp.udp_recvmsg.inet_recvmsg.sock_recvmsg.__sys_recvfrom 49.51 +2.6 52.08 perf-profile.calltrace.cycles-pp.send_udp_stream.main.__libc_start_main 49.49 +2.6 52.07 perf-profile.calltrace.cycles-pp.send_omni_inner.send_udp_stream.main.__libc_start_main 0.00 +3.0 2.96 ± 2% perf-profile.calltrace.cycles-pp.acpi_idle_enter.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call.do_idle 48.71 +3.0 51.73 perf-profile.calltrace.cycles-pp.sendto.send_omni_inner.send_udp_stream.main.__libc_start_main 0.00 +3.1 3.06 ± 2% perf-profile.calltrace.cycles-pp.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call.do_idle.cpu_startup_entry 0.00 +3.1 3.09 perf-profile.calltrace.cycles-pp.cpuidle_enter.cpuidle_idle_call.do_idle.cpu_startup_entry.start_secondary 48.34 +3.2 51.56 perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe.sendto.send_omni_inner.send_udp_stream.main 0.00 +3.3 3.33 ± 2% perf-profile.calltrace.cycles-pp.cpuidle_idle_call.do_idle.cpu_startup_entry.start_secondary.secondary_startup_64_no_verify 48.13 +3.8 51.96 perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.sendto.send_omni_inner.send_udp_stream 47.82 +4.0 51.82 perf-profile.calltrace.cycles-pp.__x64_sys_sendto.do_syscall_64.entry_SYSCALL_64_after_hwframe.sendto.send_omni_inner 47.70 +4.1 51.76 perf-profile.calltrace.cycles-pp.__sys_sendto.__x64_sys_sendto.do_syscall_64.entry_SYSCALL_64_after_hwframe.sendto 0.00 +4.1 4.08 perf-profile.calltrace.cycles-pp.do_idle.cpu_startup_entry.start_secondary.secondary_startup_64_no_verify 0.00 +4.1 4.10 perf-profile.calltrace.cycles-pp.cpu_startup_entry.start_secondary.secondary_startup_64_no_verify 0.00 +4.1 4.10 perf-profile.calltrace.cycles-pp.start_secondary.secondary_startup_64_no_verify 0.00 +4.1 4.14 perf-profile.calltrace.cycles-pp.secondary_startup_64_no_verify 0.00 +4.3 4.35 ± 2% perf-profile.calltrace.cycles-pp.asm_sysvec_call_function_single.acpi_safe_halt.acpi_idle_enter.cpuidle_enter_state.cpuidle_enter 46.52 +4.8 51.27 perf-profile.calltrace.cycles-pp.sock_sendmsg.__sys_sendto.__x64_sys_sendto.do_syscall_64.entry_SYSCALL_64_after_hwframe 46.04 +5.0 51.08 perf-profile.calltrace.cycles-pp.udp_sendmsg.sock_sendmsg.__sys_sendto.__x64_sys_sendto.do_syscall_64 3.67 +8.0 11.63 perf-profile.calltrace.cycles-pp.copyout._copy_to_iter.__skb_datagram_iter.skb_copy_datagram_iter.udp_recvmsg 3.71 +8.1 11.80 perf-profile.calltrace.cycles-pp._copy_to_iter.__skb_datagram_iter.skb_copy_datagram_iter.udp_recvmsg.inet_recvmsg 3.96 +8.5 12.42 perf-profile.calltrace.cycles-pp.__skb_datagram_iter.skb_copy_datagram_iter.udp_recvmsg.inet_recvmsg.sock_recvmsg 3.96 +8.5 12.44 perf-profile.calltrace.cycles-pp.skb_copy_datagram_iter.udp_recvmsg.inet_recvmsg.sock_recvmsg.__sys_recvfrom 35.13 +11.3 46.39 perf-profile.calltrace.cycles-pp.ip_make_skb.udp_sendmsg.sock_sendmsg.__sys_sendto.__x64_sys_sendto 32.68 ± 2% +13.0 45.65 perf-profile.calltrace.cycles-pp.__ip_append_data.ip_make_skb.udp_sendmsg.sock_sendmsg.__sys_sendto 10.27 +20.3 30.59 perf-profile.calltrace.cycles-pp.sk_page_frag_refill.__ip_append_data.ip_make_skb.udp_sendmsg.sock_sendmsg 10.24 +20.3 30.58 perf-profile.calltrace.cycles-pp.skb_page_frag_refill.sk_page_frag_refill.__ip_append_data.ip_make_skb.udp_sendmsg 9.84 +20.5 30.32 perf-profile.calltrace.cycles-pp.__alloc_pages.skb_page_frag_refill.sk_page_frag_refill.__ip_append_data.ip_make_skb 9.59 +20.5 30.11 perf-profile.calltrace.cycles-pp.get_page_from_freelist.__alloc_pages.skb_page_frag_refill.sk_page_frag_refill.__ip_append_data 8.40 +21.0 29.42 perf-profile.calltrace.cycles-pp.rmqueue.get_page_from_freelist.__alloc_pages.skb_page_frag_refill.sk_page_frag_refill 6.13 +21.9 28.05 perf-profile.calltrace.cycles-pp.native_queued_spin_lock_slowpath._raw_spin_lock_irqsave.rmqueue_bulk.rmqueue.get_page_from_freelist 6.20 +22.0 28.15 perf-profile.calltrace.cycles-pp._raw_spin_lock_irqsave.rmqueue_bulk.rmqueue.get_page_from_freelist.__alloc_pages 6.46 +22.5 28.91 perf-profile.calltrace.cycles-pp.rmqueue_bulk.rmqueue.get_page_from_freelist.__alloc_pages.skb_page_frag_refill 48.24 -21.8 26.43 perf-profile.children.cycles-pp.skb_release_data 47.19 -21.2 25.98 perf-profile.children.cycles-pp.free_unref_page 44.48 -19.6 24.88 perf-profile.children.cycles-pp.free_pcppages_bulk 45.62 -19.2 26.40 perf-profile.children.cycles-pp.__consume_stateless_skb 99.95 -14.2 85.76 ± 15% perf-profile.children.cycles-pp.main 99.96 -14.2 85.77 ± 15% perf-profile.children.cycles-pp.__libc_start_main 50.10 -8.6 41.53 perf-profile.children.cycles-pp.udp_recvmsg 50.11 -8.6 41.56 perf-profile.children.cycles-pp.inet_recvmsg 50.13 -8.5 41.65 perf-profile.children.cycles-pp.sock_recvmsg 50.29 -8.0 42.28 perf-profile.children.cycles-pp.__sys_recvfrom 50.29 -8.0 42.30 perf-profile.children.cycles-pp.__x64_sys_recvfrom 50.38 -7.5 42.86 perf-profile.children.cycles-pp.recvfrom 50.41 -7.3 43.07 perf-profile.children.cycles-pp.accept_connections 50.41 -7.3 43.07 perf-profile.children.cycles-pp.accept_connection 50.41 -7.3 43.07 perf-profile.children.cycles-pp.spawn_child 50.41 -7.3 43.07 perf-profile.children.cycles-pp.process_requests 50.41 -7.3 43.07 perf-profile.children.cycles-pp.recv_omni 19.96 ± 2% -6.5 13.50 perf-profile.children.cycles-pp.ip_generic_getfrag 19.46 ± 2% -6.2 13.28 perf-profile.children.cycles-pp._copy_from_iter 19.21 ± 2% -6.1 13.14 perf-profile.children.cycles-pp.copyin 8.96 -5.1 3.86 perf-profile.children.cycles-pp.udp_send_skb 8.72 -5.0 3.75 perf-profile.children.cycles-pp.ip_send_skb 8.11 -4.6 3.49 perf-profile.children.cycles-pp.ip_finish_output2 7.72 -4.4 3.32 perf-profile.children.cycles-pp.__dev_queue_xmit 98.71 -4.1 94.59 perf-profile.children.cycles-pp.entry_SYSCALL_64_after_hwframe 98.51 -4.0 94.46 perf-profile.children.cycles-pp.do_syscall_64 6.49 -3.7 2.78 perf-profile.children.cycles-pp.do_softirq 6.51 -3.7 2.82 perf-profile.children.cycles-pp.__local_bh_enable_ip 6.43 -3.7 2.78 perf-profile.children.cycles-pp.__do_softirq 5.90 -3.4 2.46 perf-profile.children.cycles-pp.net_rx_action 5.74 -3.4 2.38 perf-profile.children.cycles-pp.__napi_poll 5.71 -3.4 2.36 perf-profile.children.cycles-pp.process_backlog 5.37 -3.2 2.21 perf-profile.children.cycles-pp.__netif_receive_skb_one_core 4.60 -2.7 1.91 perf-profile.children.cycles-pp.ip_local_deliver_finish 4.57 ± 2% -2.7 1.90 perf-profile.children.cycles-pp.ip_protocol_deliver_rcu 4.42 ± 2% -2.6 1.83 perf-profile.children.cycles-pp.__udp4_lib_rcv 3.82 ± 2% -2.2 1.58 ± 2% perf-profile.children.cycles-pp.udp_unicast_rcv_skb 3.78 ± 2% -2.2 1.57 ± 2% perf-profile.children.cycles-pp.udp_queue_rcv_one_skb 2.23 ± 2% -1.6 0.65 ± 2% perf-profile.children.cycles-pp.__ip_make_skb 1.95 ± 2% -1.4 0.52 ± 3% perf-profile.children.cycles-pp.__ip_select_ident 1.51 ± 4% -1.2 0.34 perf-profile.children.cycles-pp.free_unref_page_commit 1.17 -0.7 0.51 ± 2% perf-profile.children.cycles-pp.ip_route_output_flow 1.15 -0.6 0.52 perf-profile.children.cycles-pp.sock_alloc_send_pskb 0.91 -0.5 0.39 perf-profile.children.cycles-pp.alloc_skb_with_frags 0.86 -0.5 0.37 perf-profile.children.cycles-pp.__alloc_skb 0.83 -0.5 0.36 ± 2% perf-profile.children.cycles-pp.ip_route_output_key_hash_rcu 0.75 -0.4 0.32 perf-profile.children.cycles-pp.dev_hard_start_xmit 0.72 -0.4 0.31 ± 3% perf-profile.children.cycles-pp.fib_table_lookup 0.67 -0.4 0.28 perf-profile.children.cycles-pp.loopback_xmit 0.70 ± 2% -0.4 0.33 perf-profile.children.cycles-pp.__zone_watermark_ok 0.47 ± 4% -0.3 0.15 perf-profile.children.cycles-pp.kmem_cache_free 0.57 -0.3 0.26 perf-profile.children.cycles-pp.kmem_cache_alloc_node 0.46 -0.3 0.18 ± 2% perf-profile.children.cycles-pp.ip_rcv 0.42 -0.3 0.17 perf-profile.children.cycles-pp.move_addr_to_kernel 0.41 -0.2 0.16 ± 2% perf-profile.children.cycles-pp.__udp4_lib_lookup 0.32 -0.2 0.13 perf-profile.children.cycles-pp.__netif_rx 0.30 -0.2 0.12 perf-profile.children.cycles-pp.netif_rx_internal 0.30 -0.2 0.12 perf-profile.children.cycles-pp._copy_from_user 0.31 -0.2 0.13 perf-profile.children.cycles-pp.kmalloc_reserve 0.63 -0.2 0.46 ± 2% perf-profile.children.cycles-pp.free_unref_page_prepare 0.28 -0.2 0.11 perf-profile.children.cycles-pp.enqueue_to_backlog 0.27 -0.2 0.11 perf-profile.children.cycles-pp.udp4_lib_lookup2 0.29 -0.2 0.13 ± 6% perf-profile.children.cycles-pp.send_data 0.25 -0.2 0.10 perf-profile.children.cycles-pp.__netif_receive_skb_core 0.23 ± 2% -0.1 0.10 ± 4% perf-profile.children.cycles-pp.security_socket_sendmsg 0.19 ± 2% -0.1 0.06 perf-profile.children.cycles-pp.ip_rcv_core 0.37 -0.1 0.24 perf-profile.children.cycles-pp.irqtime_account_irq 0.21 -0.1 0.08 perf-profile.children.cycles-pp.sock_wfree 0.21 ± 3% -0.1 0.08 perf-profile.children.cycles-pp.validate_xmit_skb 0.20 ± 2% -0.1 0.08 perf-profile.children.cycles-pp.ip_output 0.22 ± 2% -0.1 0.10 ± 4% perf-profile.children.cycles-pp.ip_rcv_finish_core 0.20 ± 6% -0.1 0.09 ± 5% perf-profile.children.cycles-pp.__mkroute_output 0.21 ± 2% -0.1 0.09 ± 5% perf-profile.children.cycles-pp._raw_spin_lock_irq 0.28 -0.1 0.18 perf-profile.children.cycles-pp._raw_spin_trylock 0.34 ± 3% -0.1 0.25 perf-profile.children.cycles-pp.__slab_free 0.13 ± 3% -0.1 0.05 perf-profile.children.cycles-pp.siphash_3u32 0.12 ± 4% -0.1 0.03 ± 70% perf-profile.children.cycles-pp.ipv4_pktinfo_prepare 0.14 ± 3% -0.1 0.06 ± 7% perf-profile.children.cycles-pp.__ip_local_out 0.20 ± 2% -0.1 0.12 perf-profile.children.cycles-pp.aa_sk_perm 0.18 ± 2% -0.1 0.10 perf-profile.children.cycles-pp.get_pfnblock_flags_mask 0.12 ± 3% -0.1 0.05 perf-profile.children.cycles-pp.sk_filter_trim_cap 0.13 -0.1 0.06 perf-profile.children.cycles-pp.ip_setup_cork 0.13 ± 7% -0.1 0.06 ± 8% perf-profile.children.cycles-pp.fib_lookup_good_nhc 0.15 ± 3% -0.1 0.08 ± 5% perf-profile.children.cycles-pp.skb_set_owner_w 0.11 ± 4% -0.1 0.05 perf-profile.children.cycles-pp.dst_release 0.23 ± 2% -0.1 0.17 ± 2% perf-profile.children.cycles-pp.__entry_text_start 0.11 -0.1 0.05 perf-profile.children.cycles-pp.ipv4_mtu 0.20 ± 2% -0.1 0.15 ± 3% perf-profile.children.cycles-pp.__list_add_valid_or_report 0.10 -0.1 0.05 perf-profile.children.cycles-pp.ip_send_check 0.31 ± 2% -0.0 0.26 ± 3% perf-profile.children.cycles-pp.sockfd_lookup_light 0.27 -0.0 0.22 ± 2% perf-profile.children.cycles-pp.__fget_light 0.63 -0.0 0.58 perf-profile.children.cycles-pp.__check_object_size 0.15 ± 3% -0.0 0.11 perf-profile.children.cycles-pp.entry_SYSRETQ_unsafe_stack 0.13 -0.0 0.09 ± 5% perf-profile.children.cycles-pp.alloc_pages 0.27 -0.0 0.24 perf-profile.children.cycles-pp.sched_clock_cpu 0.11 ± 4% -0.0 0.08 ± 6% perf-profile.children.cycles-pp.__cond_resched 0.14 ± 3% -0.0 0.11 perf-profile.children.cycles-pp.free_tail_page_prepare 0.11 -0.0 0.08 ± 5% perf-profile.children.cycles-pp.syscall_return_via_sysret 0.09 ± 9% -0.0 0.06 ± 7% perf-profile.children.cycles-pp.__xfrm_policy_check2 0.23 ± 2% -0.0 0.21 ± 2% perf-profile.children.cycles-pp.sched_clock 0.14 ± 3% -0.0 0.11 ± 4% perf-profile.children.cycles-pp.prep_compound_page 0.21 ± 2% -0.0 0.20 ± 2% perf-profile.children.cycles-pp.native_sched_clock 0.06 -0.0 0.05 perf-profile.children.cycles-pp.task_tick_fair 0.06 -0.0 0.05 perf-profile.children.cycles-pp.check_stack_object 0.18 ± 2% +0.0 0.20 ± 2% perf-profile.children.cycles-pp.perf_event_task_tick 0.18 ± 2% +0.0 0.19 ± 2% perf-profile.children.cycles-pp.perf_adjust_freq_unthr_context 0.31 ± 3% +0.0 0.33 perf-profile.children.cycles-pp.tick_sched_handle 0.31 ± 3% +0.0 0.33 perf-profile.children.cycles-pp.update_process_times 0.41 ± 2% +0.0 0.43 perf-profile.children.cycles-pp.__sysvec_apic_timer_interrupt 0.40 ± 2% +0.0 0.42 perf-profile.children.cycles-pp.hrtimer_interrupt 0.32 ± 2% +0.0 0.34 perf-profile.children.cycles-pp.tick_sched_timer 0.36 ± 2% +0.0 0.39 perf-profile.children.cycles-pp.__hrtimer_run_queues 0.06 ± 7% +0.0 0.10 ± 4% perf-profile.children.cycles-pp.exit_to_user_mode_prepare 0.05 ± 8% +0.0 0.10 perf-profile.children.cycles-pp._raw_spin_lock_bh 0.00 +0.1 0.05 perf-profile.children.cycles-pp.update_cfs_group 0.00 +0.1 0.05 perf-profile.children.cycles-pp.cpuidle_governor_latency_req 0.00 +0.1 0.05 perf-profile.children.cycles-pp.flush_smp_call_function_queue 0.00 +0.1 0.05 ± 8% perf-profile.children.cycles-pp.prepare_to_wait_exclusive 0.07 +0.1 0.13 ± 3% perf-profile.children.cycles-pp.__mod_zone_page_state 0.00 +0.1 0.06 ± 13% perf-profile.children.cycles-pp.cgroup_rstat_updated 0.00 +0.1 0.06 perf-profile.children.cycles-pp.__x2apic_send_IPI_dest 0.00 +0.1 0.06 perf-profile.children.cycles-pp.security_socket_recvmsg 0.00 +0.1 0.06 perf-profile.children.cycles-pp.select_task_rq_fair 0.00 +0.1 0.06 perf-profile.children.cycles-pp.tick_irq_enter 0.00 +0.1 0.06 perf-profile.children.cycles-pp.tick_nohz_idle_enter 0.42 ± 2% +0.1 0.49 ± 2% perf-profile.children.cycles-pp.sysvec_apic_timer_interrupt 0.00 +0.1 0.07 ± 7% perf-profile.children.cycles-pp.ktime_get 0.00 +0.1 0.07 perf-profile.children.cycles-pp.__get_user_4 0.00 +0.1 0.07 perf-profile.children.cycles-pp.update_rq_clock 0.00 +0.1 0.07 perf-profile.children.cycles-pp.select_task_rq 0.00 +0.1 0.07 perf-profile.children.cycles-pp.native_apic_msr_eoi 0.49 +0.1 0.57 ± 2% perf-profile.children.cycles-pp.asm_sysvec_apic_timer_interrupt 0.11 ± 11% +0.1 0.19 ± 2% perf-profile.children.cycles-pp._raw_spin_lock 0.00 +0.1 0.08 perf-profile.children.cycles-pp.update_rq_clock_task 0.00 +0.1 0.08 perf-profile.children.cycles-pp.__update_load_avg_se 0.00 +0.1 0.09 ± 5% perf-profile.children.cycles-pp.irq_enter_rcu 0.00 +0.1 0.09 ± 5% perf-profile.children.cycles-pp.__irq_exit_rcu 0.00 +0.1 0.09 perf-profile.children.cycles-pp.__update_load_avg_cfs_rq 0.00 +0.1 0.09 perf-profile.children.cycles-pp.update_blocked_averages 0.00 +0.1 0.09 perf-profile.children.cycles-pp.update_sg_lb_stats 0.00 +0.1 0.09 ± 5% perf-profile.children.cycles-pp.set_next_entity 0.00 +0.1 0.10 perf-profile.children.cycles-pp.__switch_to_asm 0.00 +0.1 0.11 ± 12% perf-profile.children.cycles-pp._copy_to_user 0.00 +0.1 0.12 ± 3% perf-profile.children.cycles-pp.menu_select 0.00 +0.1 0.12 ± 3% perf-profile.children.cycles-pp.recv_data 0.00 +0.1 0.12 ± 3% perf-profile.children.cycles-pp.update_sd_lb_stats 0.00 +0.1 0.13 ± 3% perf-profile.children.cycles-pp.native_irq_return_iret 0.00 +0.1 0.13 ± 3% perf-profile.children.cycles-pp.__switch_to 0.00 +0.1 0.13 ± 3% perf-profile.children.cycles-pp.find_busiest_group 0.00 +0.1 0.14 perf-profile.children.cycles-pp.finish_task_switch 0.00 +0.1 0.15 ± 3% perf-profile.children.cycles-pp.update_curr 0.00 +0.2 0.15 ± 3% perf-profile.children.cycles-pp.mem_cgroup_uncharge_skmem 0.00 +0.2 0.16 perf-profile.children.cycles-pp.ttwu_queue_wakelist 0.05 +0.2 0.22 ± 2% perf-profile.children.cycles-pp.page_counter_try_charge 0.00 +0.2 0.17 ± 2% perf-profile.children.cycles-pp.load_balance 0.00 +0.2 0.17 ± 2% perf-profile.children.cycles-pp.___perf_sw_event 0.02 ±141% +0.2 0.19 ± 2% perf-profile.children.cycles-pp.page_counter_uncharge 0.33 +0.2 0.52 perf-profile.children.cycles-pp.__free_one_page 0.02 ±141% +0.2 0.21 ± 2% perf-profile.children.cycles-pp.drain_stock 0.00 +0.2 0.20 ± 2% perf-profile.children.cycles-pp.prepare_task_switch 0.16 ± 3% +0.2 0.38 ± 2% perf-profile.children.cycles-pp.simple_copy_to_iter 0.07 ± 11% +0.2 0.31 perf-profile.children.cycles-pp.refill_stock 0.07 ± 6% +0.2 0.31 ± 4% perf-profile.children.cycles-pp.move_addr_to_user 0.00 +0.2 0.24 perf-profile.children.cycles-pp.enqueue_entity 0.00 +0.2 0.25 perf-profile.children.cycles-pp.update_load_avg 0.21 ± 2% +0.3 0.48 perf-profile.children.cycles-pp.__list_del_entry_valid_or_report 0.00 +0.3 0.31 ± 4% perf-profile.children.cycles-pp.dequeue_entity 0.08 ± 5% +0.3 0.40 ± 3% perf-profile.children.cycles-pp.try_charge_memcg 0.00 +0.3 0.33 perf-profile.children.cycles-pp.enqueue_task_fair 0.00 +0.4 0.35 ± 2% perf-profile.children.cycles-pp.dequeue_task_fair 0.00 +0.4 0.35 ± 2% perf-profile.children.cycles-pp.activate_task 0.00 +0.4 0.36 ± 2% perf-profile.children.cycles-pp.try_to_wake_up 0.00 +0.4 0.37 ± 2% perf-profile.children.cycles-pp.autoremove_wake_function 0.00 +0.4 0.39 ± 3% perf-profile.children.cycles-pp.newidle_balance 0.12 ± 8% +0.4 0.51 ± 2% perf-profile.children.cycles-pp.mem_cgroup_charge_skmem 0.00 +0.4 0.39 perf-profile.children.cycles-pp.ttwu_do_activate 0.00 +0.4 0.40 ± 2% perf-profile.children.cycles-pp.__wake_up_common 0.18 ± 4% +0.4 0.59 perf-profile.children.cycles-pp.udp_rmem_release 0.11 ± 7% +0.4 0.52 perf-profile.children.cycles-pp.__sk_mem_reduce_allocated 0.00 +0.4 0.43 perf-profile.children.cycles-pp.__wake_up_common_lock 0.00 +0.5 0.46 perf-profile.children.cycles-pp.sched_ttwu_pending 0.00 +0.5 0.49 perf-profile.children.cycles-pp.sock_def_readable 0.00 +0.5 0.53 ± 2% perf-profile.children.cycles-pp.pick_next_task_fair 0.00 +0.5 0.54 ± 2% perf-profile.children.cycles-pp.schedule_idle 0.00 +0.6 0.55 perf-profile.children.cycles-pp.__flush_smp_call_function_queue 0.15 ± 3% +0.6 0.73 ± 2% perf-profile.children.cycles-pp.__sk_mem_raise_allocated 0.00 +0.6 0.57 perf-profile.children.cycles-pp.__sysvec_call_function_single 0.16 ± 5% +0.6 0.74 ± 2% perf-profile.children.cycles-pp.__sk_mem_schedule 0.00 +0.8 0.78 perf-profile.children.cycles-pp.sysvec_call_function_single 0.41 ± 3% +0.9 1.33 ± 2% perf-profile.children.cycles-pp.__udp_enqueue_schedule_skb 0.00 +1.2 1.16 ± 2% perf-profile.children.cycles-pp.schedule 0.00 +1.2 1.21 ± 2% perf-profile.children.cycles-pp.schedule_timeout 0.00 +1.3 1.33 ± 2% perf-profile.children.cycles-pp.__skb_wait_for_more_packets 0.00 +1.7 1.66 ± 2% perf-profile.children.cycles-pp.__schedule 0.27 ± 3% +2.0 2.25 perf-profile.children.cycles-pp.__skb_recv_udp 50.41 +2.4 52.81 perf-profile.children.cycles-pp._raw_spin_lock_irqsave 0.00 +2.7 2.68 perf-profile.children.cycles-pp.asm_sysvec_call_function_single 49.78 +2.7 52.49 perf-profile.children.cycles-pp.native_queued_spin_lock_slowpath 0.00 +3.0 2.98 perf-profile.children.cycles-pp.acpi_safe_halt 0.00 +3.0 3.00 perf-profile.children.cycles-pp.acpi_idle_enter 49.51 +3.1 52.57 perf-profile.children.cycles-pp.send_udp_stream 49.50 +3.1 52.56 perf-profile.children.cycles-pp.send_omni_inner 0.00 +3.1 3.10 perf-profile.children.cycles-pp.cpuidle_enter_state 0.00 +3.1 3.12 perf-profile.children.cycles-pp.cpuidle_enter 0.00 +3.4 3.37 perf-profile.children.cycles-pp.cpuidle_idle_call 48.90 +3.4 52.30 perf-profile.children.cycles-pp.sendto 47.85 +4.0 51.83 perf-profile.children.cycles-pp.__x64_sys_sendto 47.73 +4.0 51.77 perf-profile.children.cycles-pp.__sys_sendto 0.00 +4.1 4.10 perf-profile.children.cycles-pp.start_secondary 0.00 +4.1 4.13 perf-profile.children.cycles-pp.do_idle 0.00 +4.1 4.14 perf-profile.children.cycles-pp.secondary_startup_64_no_verify 0.00 +4.1 4.14 perf-profile.children.cycles-pp.cpu_startup_entry 46.54 +4.7 51.28 perf-profile.children.cycles-pp.sock_sendmsg 46.10 +5.0 51.11 perf-profile.children.cycles-pp.udp_sendmsg 3.70 +8.0 11.71 perf-profile.children.cycles-pp.copyout 3.71 +8.1 11.80 perf-profile.children.cycles-pp._copy_to_iter 3.96 +8.5 12.43 perf-profile.children.cycles-pp.__skb_datagram_iter 3.96 +8.5 12.44 perf-profile.children.cycles-pp.skb_copy_datagram_iter 35.14 +11.3 46.40 perf-profile.children.cycles-pp.ip_make_skb 32.71 ± 2% +13.0 45.66 perf-profile.children.cycles-pp.__ip_append_data 10.28 +20.6 30.89 perf-profile.children.cycles-pp.sk_page_frag_refill 10.25 +20.6 30.88 perf-profile.children.cycles-pp.skb_page_frag_refill 9.86 +20.8 30.63 perf-profile.children.cycles-pp.__alloc_pages 9.62 +20.8 30.42 perf-profile.children.cycles-pp.get_page_from_freelist 8.42 +21.3 29.72 perf-profile.children.cycles-pp.rmqueue 6.47 +22.8 29.22 perf-profile.children.cycles-pp.rmqueue_bulk 19.11 ± 2% -6.0 13.08 perf-profile.self.cycles-pp.copyin 1.81 ± 2% -1.4 0.39 perf-profile.self.cycles-pp.rmqueue 1.81 ± 2% -1.3 0.46 ± 2% perf-profile.self.cycles-pp.__ip_select_ident 1.47 ± 4% -1.2 0.31 perf-profile.self.cycles-pp.free_unref_page_commit 1.29 ± 2% -0.5 0.75 perf-profile.self.cycles-pp.__ip_append_data 0.71 -0.4 0.29 perf-profile.self.cycles-pp.udp_sendmsg 0.68 ± 2% -0.4 0.32 perf-profile.self.cycles-pp.__zone_watermark_ok 0.50 -0.3 0.16 perf-profile.self.cycles-pp.skb_release_data 0.59 ± 3% -0.3 0.26 ± 3% perf-profile.self.cycles-pp.fib_table_lookup 0.46 ± 4% -0.3 0.15 ± 3% perf-profile.self.cycles-pp.kmem_cache_free 0.63 -0.3 0.33 ± 2% perf-profile.self.cycles-pp._raw_spin_lock_irqsave 0.47 -0.3 0.19 perf-profile.self.cycles-pp.__sys_sendto 0.44 -0.2 0.21 ± 2% perf-profile.self.cycles-pp.kmem_cache_alloc_node 0.36 -0.2 0.16 ± 3% perf-profile.self.cycles-pp.send_omni_inner 0.35 ± 2% -0.2 0.15 ± 3% perf-profile.self.cycles-pp.ip_finish_output2 0.29 -0.2 0.12 perf-profile.self.cycles-pp._copy_from_user 0.24 -0.1 0.10 ± 4% perf-profile.self.cycles-pp.__netif_receive_skb_core 0.22 ± 2% -0.1 0.08 ± 5% perf-profile.self.cycles-pp.free_unref_page 0.19 ± 2% -0.1 0.06 perf-profile.self.cycles-pp.ip_rcv_core 0.21 ± 2% -0.1 0.08 perf-profile.self.cycles-pp.__alloc_skb 0.20 ± 2% -0.1 0.08 perf-profile.self.cycles-pp.sock_wfree 0.22 ± 2% -0.1 0.10 ± 4% perf-profile.self.cycles-pp.send_data 0.21 -0.1 0.09 perf-profile.self.cycles-pp.sendto 0.21 ± 2% -0.1 0.10 ± 4% perf-profile.self.cycles-pp.ip_rcv_finish_core 0.21 ± 2% -0.1 0.09 ± 5% perf-profile.self.cycles-pp.__ip_make_skb 0.20 ± 4% -0.1 0.09 ± 5% perf-profile.self.cycles-pp._raw_spin_lock_irq 0.21 ± 2% -0.1 0.10 ± 4% perf-profile.self.cycles-pp.__dev_queue_xmit 0.38 ± 3% -0.1 0.27 perf-profile.self.cycles-pp.get_page_from_freelist 0.20 ± 2% -0.1 0.09 perf-profile.self.cycles-pp.udp_send_skb 0.18 ± 2% -0.1 0.07 perf-profile.self.cycles-pp.__udp_enqueue_schedule_skb 0.18 ± 4% -0.1 0.08 ± 6% perf-profile.self.cycles-pp.__mkroute_output 0.25 -0.1 0.15 ± 3% perf-profile.self.cycles-pp._copy_from_iter 0.27 ± 4% -0.1 0.17 ± 2% perf-profile.self.cycles-pp.skb_page_frag_refill 0.16 -0.1 0.06 ± 7% perf-profile.self.cycles-pp.sock_sendmsg 0.33 ± 2% -0.1 0.24 perf-profile.self.cycles-pp.__slab_free 0.15 ± 3% -0.1 0.06 perf-profile.self.cycles-pp.udp4_lib_lookup2 0.38 ± 2% -0.1 0.29 ± 2% perf-profile.self.cycles-pp.free_unref_page_prepare 0.26 -0.1 0.17 perf-profile.self.cycles-pp._raw_spin_trylock 0.15 -0.1 0.06 perf-profile.self.cycles-pp.ip_output 0.14 -0.1 0.05 ± 8% perf-profile.self.cycles-pp.process_backlog 0.14 -0.1 0.06 perf-profile.self.cycles-pp.ip_route_output_flow 0.14 -0.1 0.06 perf-profile.self.cycles-pp.__udp4_lib_lookup 0.21 ± 2% -0.1 0.13 ± 3% perf-profile.self.cycles-pp.entry_SYSCALL_64_after_hwframe 0.12 ± 3% -0.1 0.05 perf-profile.self.cycles-pp.siphash_3u32 0.13 ± 3% -0.1 0.06 ± 8% perf-profile.self.cycles-pp.ip_send_skb 0.17 -0.1 0.10 perf-profile.self.cycles-pp.__do_softirq 0.15 ± 3% -0.1 0.08 ± 5% perf-profile.self.cycles-pp.skb_set_owner_w 0.17 ± 2% -0.1 0.10 ± 4% perf-profile.self.cycles-pp.aa_sk_perm 0.12 -0.1 0.05 perf-profile.self.cycles-pp.__x64_sys_sendto 0.12 ± 6% -0.1 0.05 perf-profile.self.cycles-pp.fib_lookup_good_nhc 0.19 ± 2% -0.1 0.13 perf-profile.self.cycles-pp.__list_add_valid_or_report 0.14 ± 3% -0.1 0.07 ± 6% perf-profile.self.cycles-pp.net_rx_action 0.16 ± 2% -0.1 0.10 perf-profile.self.cycles-pp.do_syscall_64 0.11 -0.1 0.05 perf-profile.self.cycles-pp.__udp4_lib_rcv 0.16 ± 3% -0.1 0.10 ± 4% perf-profile.self.cycles-pp.get_pfnblock_flags_mask 0.11 ± 4% -0.1 0.05 perf-profile.self.cycles-pp.ip_route_output_key_hash_rcu 0.10 ± 4% -0.1 0.05 perf-profile.self.cycles-pp.ip_generic_getfrag 0.10 -0.1 0.05 perf-profile.self.cycles-pp.ipv4_mtu 0.26 -0.0 0.21 ± 2% perf-profile.self.cycles-pp.__fget_light 0.15 ± 3% -0.0 0.11 ± 4% perf-profile.self.cycles-pp.entry_SYSRETQ_unsafe_stack 0.24 -0.0 0.20 ± 2% perf-profile.self.cycles-pp.__alloc_pages 0.15 ± 3% -0.0 0.12 perf-profile.self.cycles-pp.__check_object_size 0.11 -0.0 0.08 ± 6% perf-profile.self.cycles-pp.syscall_return_via_sysret 0.08 ± 5% -0.0 0.05 perf-profile.self.cycles-pp.loopback_xmit 0.13 -0.0 0.11 ± 4% perf-profile.self.cycles-pp.prep_compound_page 0.11 -0.0 0.09 ± 5% perf-profile.self.cycles-pp.irqtime_account_irq 0.09 ± 10% -0.0 0.06 ± 7% perf-profile.self.cycles-pp.__xfrm_policy_check2 0.07 -0.0 0.05 perf-profile.self.cycles-pp.alloc_pages 0.08 -0.0 0.06 ± 7% perf-profile.self.cycles-pp.__entry_text_start 0.09 ± 5% -0.0 0.07 perf-profile.self.cycles-pp.free_tail_page_prepare 0.10 +0.0 0.11 perf-profile.self.cycles-pp.perf_adjust_freq_unthr_context 0.06 +0.0 0.08 ± 6% perf-profile.self.cycles-pp.free_pcppages_bulk 0.05 ± 8% +0.0 0.10 ± 4% perf-profile.self.cycles-pp._raw_spin_lock_bh 0.07 +0.0 0.12 perf-profile.self.cycles-pp.__mod_zone_page_state 0.00 +0.1 0.05 perf-profile.self.cycles-pp.cpuidle_idle_call 0.00 +0.1 0.05 perf-profile.self.cycles-pp.udp_rmem_release 0.00 +0.1 0.05 perf-profile.self.cycles-pp.__flush_smp_call_function_queue 0.00 +0.1 0.05 perf-profile.self.cycles-pp.sock_def_readable 0.00 +0.1 0.05 perf-profile.self.cycles-pp.update_cfs_group 0.11 ± 11% +0.1 0.17 ± 2% perf-profile.self.cycles-pp._raw_spin_lock 0.00 +0.1 0.05 ± 8% perf-profile.self.cycles-pp.finish_task_switch 0.00 +0.1 0.05 ± 8% perf-profile.self.cycles-pp.cgroup_rstat_updated 0.00 +0.1 0.06 perf-profile.self.cycles-pp.do_idle 0.00 +0.1 0.06 perf-profile.self.cycles-pp.__skb_wait_for_more_packets 0.00 +0.1 0.06 perf-profile.self.cycles-pp.__x2apic_send_IPI_dest 0.00 +0.1 0.06 ± 7% perf-profile.self.cycles-pp.enqueue_entity 0.00 +0.1 0.07 ± 7% perf-profile.self.cycles-pp.schedule_timeout 0.00 +0.1 0.07 ± 7% perf-profile.self.cycles-pp.move_addr_to_user 0.00 +0.1 0.07 ± 7% perf-profile.self.cycles-pp.menu_select 0.00 +0.1 0.07 ± 7% perf-profile.self.cycles-pp.native_apic_msr_eoi 0.00 +0.1 0.07 ± 7% perf-profile.self.cycles-pp.update_sg_lb_stats 0.00 +0.1 0.07 perf-profile.self.cycles-pp.__update_load_avg_se 0.00 +0.1 0.07 perf-profile.self.cycles-pp.__get_user_4 0.00 +0.1 0.08 ± 6% perf-profile.self.cycles-pp.__sk_mem_reduce_allocated 0.00 +0.1 0.08 perf-profile.self.cycles-pp.update_curr 0.00 +0.1 0.08 ± 5% perf-profile.self.cycles-pp.__update_load_avg_cfs_rq 0.00 +0.1 0.09 ± 5% perf-profile.self.cycles-pp.try_to_wake_up 0.00 +0.1 0.09 perf-profile.self.cycles-pp.recvfrom 0.00 +0.1 0.09 perf-profile.self.cycles-pp.mem_cgroup_charge_skmem 0.00 +0.1 0.09 perf-profile.self.cycles-pp.update_load_avg 0.00 +0.1 0.09 ± 5% perf-profile.self.cycles-pp.enqueue_task_fair 0.00 +0.1 0.10 ± 4% perf-profile.self.cycles-pp._copy_to_iter 0.00 +0.1 0.10 ± 4% perf-profile.self.cycles-pp.newidle_balance 0.00 +0.1 0.10 ± 4% perf-profile.self.cycles-pp.recv_data 0.00 +0.1 0.10 perf-profile.self.cycles-pp.refill_stock 0.00 +0.1 0.10 perf-profile.self.cycles-pp.__switch_to_asm 0.00 +0.1 0.11 ± 15% perf-profile.self.cycles-pp._copy_to_user 0.00 +0.1 0.12 perf-profile.self.cycles-pp.recv_omni 0.00 +0.1 0.12 perf-profile.self.cycles-pp.mem_cgroup_uncharge_skmem 0.00 +0.1 0.13 ± 3% perf-profile.self.cycles-pp.native_irq_return_iret 0.00 +0.1 0.13 perf-profile.self.cycles-pp.__switch_to 0.06 +0.1 0.20 ± 2% perf-profile.self.cycles-pp.rmqueue_bulk 0.09 ± 5% +0.1 0.23 ± 4% perf-profile.self.cycles-pp.udp_recvmsg 0.00 +0.1 0.14 ± 3% perf-profile.self.cycles-pp.__skb_recv_udp 0.00 +0.1 0.14 ± 3% perf-profile.self.cycles-pp.___perf_sw_event 0.08 +0.1 0.22 ± 2% perf-profile.self.cycles-pp.__skb_datagram_iter 0.03 ± 70% +0.2 0.20 ± 4% perf-profile.self.cycles-pp.page_counter_try_charge 0.02 ±141% +0.2 0.18 ± 4% perf-profile.self.cycles-pp.__sys_recvfrom 0.00 +0.2 0.17 ± 2% perf-profile.self.cycles-pp.__schedule 0.00 +0.2 0.17 ± 2% perf-profile.self.cycles-pp.try_charge_memcg 0.00 +0.2 0.17 ± 2% perf-profile.self.cycles-pp.page_counter_uncharge 0.00 +0.2 0.21 ± 2% perf-profile.self.cycles-pp.__sk_mem_raise_allocated 0.14 ± 3% +0.2 0.36 perf-profile.self.cycles-pp.__free_one_page 0.20 ± 2% +0.3 0.47 perf-profile.self.cycles-pp.__list_del_entry_valid_or_report 0.00 +2.1 2.07 ± 2% perf-profile.self.cycles-pp.acpi_safe_halt 49.78 +2.7 52.49 perf-profile.self.cycles-pp.native_queued_spin_lock_slowpath 3.68 +8.0 11.64 perf-profile.self.cycles-pp.copyout 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
