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X-MS-Exchange-CrossTenant-UserPrincipalName: +iL4PK8bIL9mVGXKh0IVx9waE/qUj/+kZ2KGLCqtHzlpX4vDZfmC1ksBdaMKUcvBHN5iuyOoUFJqGYY8B72xzA== X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY8PR11MB7923 X-OriginatorOrg: intel.com Hello, kernel test robot noticed a 68.4% regression of stress-ng.pthread.ops_per_sec on: commit: 51319c5cb6c2f84994a14d11de0fc26321bed99d ("futex: Resize futex hash table based on number of threads.") https://git.kernel.org/cgit/linux/kernel/git/bigeasy/staging.git futex_local_v4.5 testcase: stress-ng config: x86_64-rhel-9.4 compiler: gcc-12 test machine: 224 threads 2 sockets Intel(R) Xeon(R) Platinum 8480CTDX (Sapphire Rapids) with 256G memory parameters: nr_threads: 100% testtime: 60s test: pthread cpufreq_governor: performance In addition to that, the commit also has significant impact on the following tests: +------------------+-----------------------------------------------------------------------------------------------+ | testcase: change | phoronix-test-suite: phoronix-test-suite.hmmer.0.seconds 1.1% improvement | | test machine | 96 threads 2 sockets Intel(R) Xeon(R) Gold 6252 CPU @ 2.10GHz (Cascade Lake) with 512G memory | | test parameters | cpufreq_governor=performance | | | test=hmmer-1.3.0 | +------------------+-----------------------------------------------------------------------------------------------+ 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/202412201111.1290bdf8-lkp@intel.com Details are as below: --------------------------------------------------------------------------------------------------> The kernel config and materials to reproduce are available at: https://download.01.org/0day-ci/archive/20241220/202412201111.1290bdf8-lkp@intel.com ========================================================================================= compiler/cpufreq_governor/kconfig/nr_threads/rootfs/tbox_group/test/testcase/testtime: gcc-12/performance/x86_64-rhel-9.4/100%/debian-12-x86_64-20240206.cgz/lkp-spr-r02/pthread/stress-ng/60s commit: 7ee6fb8b90 ("futex: Allow to make the number of slots invariant.") 51319c5cb6 ("futex: Resize futex hash table based on number of threads.") 7ee6fb8b9098b494 51319c5cb6c2f84994a14d11de0 ---------------- --------------------------- %stddev %change %stddev \ | \ 6627322 ± 10% +251.8% 23313668 ± 6% cpuidle..usage 1736 ± 5% +3154.7% 56524 vmstat.procs.r 1002783 +2452.7% 25598086 vmstat.system.cs 771802 +6.1% 819086 ± 3% vmstat.system.in 0.52 +0.3 0.80 ± 3% mpstat.cpu.all.irq% 0.38 ± 5% -0.1 0.31 ± 2% mpstat.cpu.all.soft% 1.93 -0.6 1.37 ± 2% mpstat.cpu.all.usr% 3.00 +946.7% 31.40 ± 47% mpstat.max_utilization.seconds 47826564 -63.6% 17393274 numa-numastat.node0.local_node 47971208 -63.6% 17481098 numa-numastat.node0.numa_hit 48725840 -56.2% 21335379 numa-numastat.node1.local_node 48820666 -56.0% 21480221 numa-numastat.node1.numa_hit 14704 ± 14% +1161.9% 185562 ± 19% perf-c2c.DRAM.local 8884 ± 11% +122.1% 19735 ± 22% perf-c2c.DRAM.remote 18619 ± 16% +85.0% 34442 ± 16% perf-c2c.HITM.local 23012 ± 15% +72.0% 39590 ± 17% perf-c2c.HITM.total 158127 ± 5% +844.8% 1493924 stress-ng.pthread.nanosecs_to_start_a_pthread 14216310 -68.3% 4502293 stress-ng.pthread.ops 236217 -68.4% 74641 stress-ng.pthread.ops_per_sec 6089793 +53.8% 9365827 stress-ng.time.involuntary_context_switches 29592487 -62.3% 11154596 stress-ng.time.minor_page_faults 12550 +65.4% 20762 stress-ng.time.percent_of_cpu_this_job_got 7446 +67.5% 12474 stress-ng.time.system_time 148.96 -22.7% 115.15 ± 4% stress-ng.time.user_time 32596229 +4863.2% 1.618e+09 stress-ng.time.voluntary_context_switches 1.203e+09 +13.5% 1.366e+09 meminfo.Committed_AS 1765877 +48.7% 2626290 meminfo.KernelStack 2.375e+08 -12.3% 2.084e+08 meminfo.MemAvailable 2.386e+08 -12.2% 2.094e+08 meminfo.MemFree 25069098 +116.3% 54220471 ± 2% meminfo.Memused 600220 +11.1% 667063 meminfo.PageTables 1554027 +1803.4% 29578809 meminfo.SUnreclaim 1742425 +1609.4% 29784893 meminfo.Slab 2087786 +39.8% 2919074 meminfo.VmallocUsed 25723708 +121.6% 57009983 ± 2% meminfo.max_used_kB 5926603 -12.2% 5201076 proc-vmstat.nr_dirty_background_threshold 11867698 -12.2% 10414870 proc-vmstat.nr_dirty_threshold 59637204 -12.2% 52373165 proc-vmstat.nr_free_pages 1768077 +47.7% 2611820 ± 2% proc-vmstat.nr_kernel_stack 151037 +10.1% 166306 proc-vmstat.nr_page_table_pages 47080 +9.4% 51522 ± 2% proc-vmstat.nr_slab_reclaimable 390988 +1788.4% 7383371 proc-vmstat.nr_slab_unreclaimable 511222 ± 9% +165.0% 1354873 ± 4% proc-vmstat.numa_hint_faults 247485 ± 14% +339.1% 1086767 ± 4% proc-vmstat.numa_hint_faults_local 96792237 -59.7% 38965430 proc-vmstat.numa_hit 96552764 -59.9% 38732763 proc-vmstat.numa_local 941658 ± 7% +103.8% 1918950 ± 5% proc-vmstat.numa_pte_updates 1.006e+08 +226.2% 3.28e+08 proc-vmstat.pgalloc_normal 30885650 -60.0% 12353268 proc-vmstat.pgfault 96122369 +231.3% 3.185e+08 proc-vmstat.pgfree 6602207 ± 13% -30.1% 4612202 ± 25% numa-meminfo.node0.Active 6602207 ± 13% -30.1% 4612202 ± 25% numa-meminfo.node0.Active(anon) 6714218 ± 12% -43.0% 3828145 ± 30% numa-meminfo.node0.FilePages 869403 ± 2% +61.0% 1399453 ± 7% numa-meminfo.node0.KernelStack 1.171e+08 -10.2% 1.051e+08 numa-meminfo.node0.MemFree 14536244 ± 6% +82.2% 26479857 ± 6% numa-meminfo.node0.MemUsed 299690 ± 4% +19.1% 357071 ± 8% numa-meminfo.node0.PageTables 807013 ± 2% +1742.8% 14871318 numa-meminfo.node0.SUnreclaim 3325647 ± 25% -72.0% 932404 ± 68% numa-meminfo.node0.Shmem 929664 ± 2% +1512.6% 14991361 numa-meminfo.node0.Slab 6263155 ± 13% +40.0% 8770034 ± 16% numa-meminfo.node1.Active 6263155 ± 13% +40.0% 8770034 ± 16% numa-meminfo.node1.Active(anon) 3258450 ± 22% +105.0% 6678806 ± 23% numa-meminfo.node1.FilePages 889836 ± 3% +37.2% 1220450 ± 7% numa-meminfo.node1.KernelStack 1.215e+08 -14.1% 1.044e+08 numa-meminfo.node1.MemFree 10518712 ± 7% +162.6% 27626797 ± 6% numa-meminfo.node1.MemUsed 752184 ± 3% +1845.1% 14630586 numa-meminfo.node1.SUnreclaim 3122767 ± 24% +93.7% 6050307 ± 15% numa-meminfo.node1.Shmem 817807 ± 3% +1699.5% 14716687 numa-meminfo.node1.Slab 1649885 ± 13% -30.4% 1148379 ± 24% numa-vmstat.node0.nr_active_anon 1681113 ± 12% -43.0% 957709 ± 29% numa-vmstat.node0.nr_file_pages 29269344 -10.2% 26291832 numa-vmstat.node0.nr_free_pages 875736 ± 4% +59.5% 1396687 ± 7% numa-vmstat.node0.nr_kernel_stack 174604 ± 10% -21.2% 137674 ± 19% numa-vmstat.node0.nr_mapped 74543 ± 4% +19.0% 88714 ± 8% numa-vmstat.node0.nr_page_table_pages 833970 ± 25% -72.0% 233774 ± 68% numa-vmstat.node0.nr_shmem 200505 +1753.1% 3715504 numa-vmstat.node0.nr_slab_unreclaimable 1649883 ± 13% -30.4% 1148372 ± 24% numa-vmstat.node0.nr_zone_active_anon 47972558 -63.6% 17481338 numa-vmstat.node0.numa_hit 47827904 -63.6% 17393514 numa-vmstat.node0.numa_local 1564782 ± 13% +40.5% 2198813 ± 16% numa-vmstat.node1.nr_active_anon 819006 ± 22% +105.1% 1679544 ± 23% numa-vmstat.node1.nr_file_pages 30387636 -14.1% 26098851 numa-vmstat.node1.nr_free_pages 875763 ± 4% +38.5% 1212808 ± 7% numa-vmstat.node1.nr_kernel_stack 785085 ± 24% +93.9% 1522420 ± 15% numa-vmstat.node1.nr_shmem 186484 ± 3% +1860.4% 3655787 numa-vmstat.node1.nr_slab_unreclaimable 1564782 ± 13% +40.5% 2198807 ± 16% numa-vmstat.node1.nr_zone_active_anon 48822084 -56.0% 21481434 numa-vmstat.node1.numa_hit 48727258 -56.2% 21336593 numa-vmstat.node1.numa_local 4.45 +142.1% 10.76 perf-stat.i.MPKI 2.11e+10 +124.6% 4.738e+10 perf-stat.i.branch-instructions 0.69 +0.1 0.81 perf-stat.i.branch-miss-rate% 1.389e+08 +149.4% 3.465e+08 perf-stat.i.branch-misses 38.81 +26.8 65.60 perf-stat.i.cache-miss-rate% 4.202e+08 +490.4% 2.481e+09 perf-stat.i.cache-misses 1.08e+09 +247.2% 3.751e+09 perf-stat.i.cache-references 1032046 +2567.4% 27529155 perf-stat.i.context-switches 6.56 -59.7% 2.65 perf-stat.i.cpi 331767 +360.0% 1526105 ± 4% perf-stat.i.cpu-migrations 1470 -81.9% 266.14 perf-stat.i.cycles-between-cache-misses 9.481e+10 +152.8% 2.396e+11 perf-stat.i.instructions 0.16 +149.3% 0.39 perf-stat.i.ipc 11.59 +1027.5% 130.68 perf-stat.i.metric.K/sec 511111 -59.1% 209090 perf-stat.i.minor-faults 742440 -62.1% 281069 perf-stat.i.page-faults 6.59 -69.7% 1.99 ± 50% perf-stat.overall.cpi 1478 -86.5% 199.17 ± 50% perf-stat.overall.cycles-between-cache-misses 490890 -68.6% 154372 ± 50% perf-stat.ps.minor-faults 715995 -70.7% 209669 ± 50% perf-stat.ps.page-faults 19288614 ± 24% -53.4% 8988794 ± 2% sched_debug.cfs_rq:/.avg_vruntime.max 2084347 ± 8% +71.6% 3577758 ± 9% sched_debug.cfs_rq:/.avg_vruntime.min 1586306 ± 20% -53.4% 739820 ± 5% sched_debug.cfs_rq:/.avg_vruntime.stddev 1.81 ± 14% +430.3% 9.61 ± 37% sched_debug.cfs_rq:/.h_nr_running.avg 36.33 ± 48% +923.9% 372.00 ± 13% sched_debug.cfs_rq:/.h_nr_running.max 4.14 ± 31% +909.7% 41.80 ± 24% sched_debug.cfs_rq:/.h_nr_running.stddev 11695168 ± 36% -44.4% 6499344 ± 10% sched_debug.cfs_rq:/.left_deadline.max 2365150 ± 8% -12.1% 2078148 ± 12% sched_debug.cfs_rq:/.left_deadline.stddev 11682476 ± 36% -44.4% 6497263 ± 10% sched_debug.cfs_rq:/.left_vruntime.max 2364078 ± 8% -12.1% 2077864 ± 12% sched_debug.cfs_rq:/.left_vruntime.stddev 1524013 ± 10% -27.3% 1107410 ± 2% sched_debug.cfs_rq:/.load.max 19288614 ± 24% -53.4% 8988852 ± 2% sched_debug.cfs_rq:/.min_vruntime.max 2084347 ± 8% +71.6% 3577758 ± 9% sched_debug.cfs_rq:/.min_vruntime.min 1586307 ± 20% -53.4% 739814 ± 5% sched_debug.cfs_rq:/.min_vruntime.stddev 4.98 ± 45% +97.5% 9.83 ± 37% sched_debug.cfs_rq:/.removed.runnable_avg.avg 367.83 ± 20% +80.1% 662.30 ± 18% sched_debug.cfs_rq:/.removed.runnable_avg.max 36.85 ± 29% +77.8% 65.51 ± 26% sched_debug.cfs_rq:/.removed.runnable_avg.stddev 11682479 ± 36% -44.4% 6497263 ± 10% sched_debug.cfs_rq:/.right_vruntime.max 2364086 ± 8% -12.1% 2078765 ± 12% sched_debug.cfs_rq:/.right_vruntime.stddev 753.78 ± 8% +229.0% 2480 ± 39% sched_debug.cfs_rq:/.runnable_avg.avg 8411 ± 46% +636.9% 61984 ± 43% sched_debug.cfs_rq:/.runnable_avg.max 871.19 ± 32% +765.9% 7543 ± 39% sched_debug.cfs_rq:/.runnable_avg.stddev 5.06 ±127% +9495.6% 485.06 ±143% sched_debug.cfs_rq:/.spread.avg 862.98 ±160% +11728.8% 102080 ±150% sched_debug.cfs_rq:/.spread.max 61.14 ±150% +11099.1% 6846 ±149% sched_debug.cfs_rq:/.spread.stddev 394.27 -21.0% 311.61 ± 5% sched_debug.cfs_rq:/.util_avg.avg 1715 ± 33% -27.8% 1237 ± 12% sched_debug.cfs_rq:/.util_avg.max 280.86 ± 9% -18.2% 229.80 ± 7% sched_debug.cfs_rq:/.util_avg.stddev 1338 ± 23% +126.0% 3025 ± 16% sched_debug.cfs_rq:/.util_est.max 221.61 ± 6% +70.1% 376.99 ± 18% sched_debug.cfs_rq:/.util_est.stddev 171.01 ± 3% -47.8% 89.30 ± 21% sched_debug.cpu.clock.stddev 394914 ± 9% -85.2% 58515 ± 54% sched_debug.cpu.curr->pid.avg 1.81 ± 14% +430.8% 9.63 ± 38% sched_debug.cpu.nr_running.avg 36.33 ± 48% +920.3% 370.70 ± 14% sched_debug.cpu.nr_running.max 4.13 ± 31% +911.8% 41.75 ± 24% sched_debug.cpu.nr_running.stddev 141577 +2513.8% 3700534 sched_debug.cpu.nr_switches.avg 304773 ± 4% +1358.2% 4444193 sched_debug.cpu.nr_switches.max 85203 ± 16% +2768.7% 2444199 ± 13% sched_debug.cpu.nr_switches.min 43599 ± 11% +692.4% 345497 ± 17% sched_debug.cpu.nr_switches.stddev 499.92 ± 8% -57.4% 212.80 ± 8% sched_debug.cpu.nr_uninterruptible.max -448.00 -55.5% -199.20 sched_debug.cpu.nr_uninterruptible.min 172.83 ± 13% -64.2% 61.85 ± 7% sched_debug.cpu.nr_uninterruptible.stddev *************************************************************************************************** lkp-csl-2sp7: 96 threads 2 sockets Intel(R) Xeon(R) Gold 6252 CPU @ 2.10GHz (Cascade Lake) with 512G memory ========================================================================================= compiler/cpufreq_governor/kconfig/rootfs/tbox_group/test/testcase: gcc-12/performance/x86_64-rhel-9.4/debian-12-x86_64-phoronix/lkp-csl-2sp7/hmmer-1.3.0/phoronix-test-suite commit: 7ee6fb8b90 ("futex: Allow to make the number of slots invariant.") 51319c5cb6 ("futex: Resize futex hash table based on number of threads.") 7ee6fb8b9098b494 51319c5cb6c2f84994a14d11de0 ---------------- --------------------------- %stddev %change %stddev \ | \ 114508 +4.1% 119226 proc-vmstat.nr_slab_unreclaimable 92533 +4.4% 96622 vmstat.system.cs 324428 ± 20% +28.8% 417804 ± 10% numa-meminfo.node1.Inactive 324428 ± 20% +28.8% 417804 ± 10% numa-meminfo.node1.Inactive(file) 81107 ± 20% +28.8% 104444 ± 10% numa-vmstat.node1.nr_inactive_file 81107 ± 20% +28.8% 104444 ± 10% numa-vmstat.node1.nr_zone_inactive_file 198.40 -1.1% 196.26 phoronix-test-suite.hmmer.0.seconds 640.39 -1.1% 633.62 phoronix-test-suite.time.elapsed_time 640.39 -1.1% 633.62 phoronix-test-suite.time.elapsed_time.max 0.02 ± 10% -22.8% 0.02 ± 16% perf-sched.sch_delay.avg.ms.do_task_dead.do_exit.do_group_exit.__x64_sys_exit_group.x64_sys_call 0.04 ± 9% -48.3% 0.02 ± 10% perf-sched.sch_delay.avg.ms.futex_wait_queue.__futex_wait.futex_wait.do_futex 114.18 ± 8% -23.7% 87.13 ± 7% perf-sched.total_wait_and_delay.average.ms 8149 ± 9% +32.0% 10754 ± 6% perf-sched.total_wait_and_delay.count.ms 114.16 ± 9% -23.7% 87.08 ± 7% perf-sched.total_wait_time.average.ms 10.10 ± 15% -57.1% 4.33 ± 9% perf-sched.wait_and_delay.avg.ms.futex_wait_queue.__futex_wait.futex_wait.do_futex 1291 ± 21% +182.2% 3645 ± 7% perf-sched.wait_and_delay.count.futex_wait_queue.__futex_wait.futex_wait.do_futex 10.06 ± 15% -57.2% 4.31 ± 9% perf-sched.wait_time.avg.ms.futex_wait_queue.__futex_wait.futex_wait.do_futex 346.16 ±213% -96.6% 11.64 ± 4% perf-sched.wait_time.max.ms.io_schedule.folio_wait_bit_common.filemap_update_page.filemap_get_pages 0.00 ± 9% -58.7% 0.00 ± 91% sched_debug.cfs_rq:/system.slice/epmd.service.left_deadline.avg 0.00 ± 9% -58.7% 0.00 ± 91% sched_debug.cfs_rq:/system.slice/epmd.service.left_deadline.max 0.00 ± 9% -58.7% 0.00 ± 91% sched_debug.cfs_rq:/system.slice/epmd.service.left_deadline.min 0.00 ± 9% -58.7% 0.00 ± 91% sched_debug.cfs_rq:/system.slice/epmd.service.left_vruntime.avg 0.00 ± 9% -58.7% 0.00 ± 91% sched_debug.cfs_rq:/system.slice/epmd.service.left_vruntime.max 0.00 ± 9% -58.7% 0.00 ± 91% sched_debug.cfs_rq:/system.slice/epmd.service.left_vruntime.min 0.00 ± 9% -58.7% 0.00 ± 91% sched_debug.cfs_rq:/system.slice/epmd.service.right_vruntime.avg 0.00 ± 9% -58.7% 0.00 ± 91% sched_debug.cfs_rq:/system.slice/epmd.service.right_vruntime.max 0.00 ± 9% -58.7% 0.00 ± 91% sched_debug.cfs_rq:/system.slice/epmd.service.right_vruntime.min 1.39 ± 9% -58.7% 0.58 ± 91% sched_debug.cfs_rq:/system.slice/epmd.service.se->load.weight.avg 1.39 ± 9% -58.7% 0.58 ± 91% sched_debug.cfs_rq:/system.slice/epmd.service.se->load.weight.max 1.39 ± 9% -58.7% 0.58 ± 91% sched_debug.cfs_rq:/system.slice/epmd.service.se->load.weight.min 0.00 ± 5% +8.7% 0.00 ± 4% sched_debug.cpu.next_balance.stddev 38.50 -0.5 38.00 perf-profile.calltrace.cycles-pp.forward_engine 20.02 -0.5 19.53 perf-profile.calltrace.cycles-pp.p7_ViterbiFilter 0.56 -0.0 0.54 perf-profile.calltrace.cycles-pp.p7_oprofile_Convert 19.63 +1.1 20.72 perf-profile.calltrace.cycles-pp.common_startup_64 18.32 +1.1 19.46 ± 2% perf-profile.calltrace.cycles-pp.intel_idle.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call.do_idle 19.23 +1.2 20.39 ± 2% perf-profile.calltrace.cycles-pp.cpuidle_enter.cpuidle_idle_call.do_idle.cpu_startup_entry.start_secondary 19.22 +1.2 20.38 ± 2% perf-profile.calltrace.cycles-pp.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call.do_idle.cpu_startup_entry 19.27 +1.2 20.43 ± 2% perf-profile.calltrace.cycles-pp.cpuidle_idle_call.do_idle.cpu_startup_entry.start_secondary.common_startup_64 19.38 +1.2 20.54 ± 2% perf-profile.calltrace.cycles-pp.cpu_startup_entry.start_secondary.common_startup_64 19.38 +1.2 20.54 ± 2% perf-profile.calltrace.cycles-pp.start_secondary.common_startup_64 19.38 +1.2 20.54 ± 2% perf-profile.calltrace.cycles-pp.do_idle.cpu_startup_entry.start_secondary.common_startup_64 38.51 -0.5 38.00 perf-profile.children.cycles-pp.forward_engine 20.03 -0.5 19.53 perf-profile.children.cycles-pp.p7_ViterbiFilter 0.57 -0.0 0.55 perf-profile.children.cycles-pp.p7_oprofile_Convert 18.55 +1.1 19.63 perf-profile.children.cycles-pp.intel_idle 19.48 +1.1 20.57 perf-profile.children.cycles-pp.cpuidle_enter 19.48 +1.1 20.57 perf-profile.children.cycles-pp.cpuidle_enter_state 19.52 +1.1 20.61 perf-profile.children.cycles-pp.cpuidle_idle_call 19.63 +1.1 20.72 perf-profile.children.cycles-pp.common_startup_64 19.63 +1.1 20.72 perf-profile.children.cycles-pp.cpu_startup_entry 19.63 +1.1 20.72 perf-profile.children.cycles-pp.do_idle 19.38 +1.2 20.54 ± 2% perf-profile.children.cycles-pp.start_secondary 38.27 -0.5 37.76 perf-profile.self.cycles-pp.forward_engine 19.90 -0.5 19.40 perf-profile.self.cycles-pp.p7_ViterbiFilter 0.56 -0.0 0.54 perf-profile.self.cycles-pp.p7_oprofile_Convert 18.55 +1.1 19.63 perf-profile.self.cycles-pp.intel_idle 2.141e+10 +0.9% 2.16e+10 perf-stat.i.branch-instructions 92864 +4.4% 96993 perf-stat.i.context-switches 6.607e+10 +0.9% 6.665e+10 perf-stat.i.dTLB-loads 1.889e+10 +0.9% 1.905e+10 perf-stat.i.dTLB-stores 1366409 +1.2% 1382929 perf-stat.i.iTLB-load-misses 2248980 +3.8% 2334182 perf-stat.i.iTLB-loads 2.313e+11 +0.9% 2.333e+11 perf-stat.i.instructions 1.81 +0.9% 1.82 perf-stat.i.ipc 609.30 +1.4% 617.69 perf-stat.i.metric.K/sec 1107 +0.9% 1117 perf-stat.i.metric.M/sec 957746 -3.5% 923807 perf-stat.i.node-load-misses 48.43 -2.9 45.55 perf-stat.i.node-store-miss-rate% 348221 +14.9% 400034 perf-stat.i.node-stores 0.52 -1.2% 0.52 perf-stat.overall.cpi 0.00 -0.0 0.00 perf-stat.overall.dTLB-store-miss-rate% 37.81 -0.6 37.21 perf-stat.overall.iTLB-load-miss-rate% 1.91 +1.2% 1.93 perf-stat.overall.ipc 47.94 -3.2 44.70 perf-stat.overall.node-store-miss-rate% 2.141e+10 +0.9% 2.16e+10 perf-stat.ps.branch-instructions 92840 +4.4% 96972 perf-stat.ps.context-switches 6.606e+10 +0.9% 6.664e+10 perf-stat.ps.dTLB-loads 1.888e+10 +0.9% 1.905e+10 perf-stat.ps.dTLB-stores 2247841 +3.8% 2333256 perf-stat.ps.iTLB-loads 2.313e+11 +0.9% 2.333e+11 perf-stat.ps.instructions 957556 -3.6% 923556 perf-stat.ps.node-load-misses 348081 +14.9% 399895 perf-stat.ps.node-stores 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