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E7qCrYGrmwn/d+QvxoHvLWMsg6Nsk7dV+420FWmkOdRcgngdNxYN24/AhellHtLEcRHH4hVoCnCOApVzLUFIIabsiQdBGZ4vF03DPGXQPIlSVyMDfZQ0Wqv4KX9jdCqpzWSLNCx9ocduShSlLS9hEJ4+oDrjCDtDnL5Sy6uOus9/QlJuCXNTPPpT2KyMNaeEpzFW/3rIRR/f2J0kUtcQ2Ir+/kKudA9vKr8Rmkgz6t2rNNpGQUjhkj/HARRybEZeXh2HbcsuiWTT7iXbW2V2U7cM52j0addvmZTeqTSJqy4zFxSZEGc0PJ0coAnILhe5fgFDuc8VziRzXOEWGRzyoG6c6300bNmLQP6dmf+4rHZ+xj7GMJZJ/6ms2eUGYmvHyKmDW1nwanR6Wrx+K4SmOt27QLKNgr7spbAe0Et7/yEowiz0EdErn84fm0bv+yuCnMs96Pw29nle5Mn36q2s6Toyjo+l2EeTo5a5cJFf3p4ka/57TfNDLamemwVw140QnzpAJ6s8DGKNruvMk/XU98l/ivKDAOb+5X6j0lUuCu9/7q5uF+D60z367/V8fKr98XIHMrDRMQsdqouvgB+xLVcZDBUWfmYBfxLGk1WgDlTae7g0cjY5Jxx/qLpEy7pgG1+KCaY+5H8kvAXWQwkGTuM7AxBuzykYZfKtLHe+LAQ81IYY= 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 2.7% improvement of stress-ng.enosys.ops_per_sec on: commit: 77d7dc8bef482e987036bc204136bbda552d95cd ("sched/mmcid: Revert the complex CID management") https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master testcase: stress-ng config: x86_64-rhel-9.4 compiler: gcc-14 test machine: 256 threads 2 sockets Intel(R) Xeon(R) 6768P CPU @ 2.4GHz (Granite Rapids) with 64G memory parameters: nr_threads: 100% testtime: 60s test: enosys cpufreq_governor: performance Details are as below: --------------------------------------------------------------------------------------------------> The kernel config and materials to reproduce are available at: https://download.01.org/0day-ci/archive/20251204/202512041521.6bdcad6-lkp@intel.com ========================================================================================= compiler/cpufreq_governor/kconfig/nr_threads/rootfs/tbox_group/test/testcase/testtime: gcc-14/performance/x86_64-rhel-9.4/100%/debian-13-x86_64-20250902.cgz/lkp-gnr-2sp4/enosys/stress-ng/60s commit: 80adaccf0e ("rseq: Delete duplicate if statement in rseq_virt_userspace_exit()") 77d7dc8bef ("sched/mmcid: Revert the complex CID management") 80adaccf0e1c8c8f 77d7dc8bef482e987036bc20413 ---------------- --------------------------- %stddev %change %stddev \ | \ 1.72 -0.3 1.45 mpstat.cpu.all.irq% 359128 ± 6% +11.4% 400016 ± 3% numa-meminfo.node0.Slab 2599 ± 3% -15.3% 2200 ± 9% perf-c2c.DRAM.remote 16.86 +0.3 17.15 turbostat.C1% 1.29 ± 2% -0.0 1.24 turbostat.C1E% 7.172e+08 +2.7% 7.368e+08 stress-ng.enosys.ops 11968579 +2.7% 12297343 stress-ng.enosys.ops_per_sec 93501 +2.7% 96070 stress-ng.enosys.syscalls_per_second 47588033 +7.3% 51081361 stress-ng.time.involuntary_context_switches 1.412e+09 +2.6% 1.449e+09 stress-ng.time.voluntary_context_switches 0.14 -15.4% 0.12 perf-stat.i.MPKI 7.113e+10 +1.5% 7.217e+10 perf-stat.i.branch-instructions 0.78 -0.0 0.76 perf-stat.i.branch-miss-rate% 1.02 -0.1 0.90 perf-stat.i.cache-miss-rate% 49452856 -14.1% 42492832 perf-stat.i.cache-misses 5.659e+09 -1.7% 5.563e+09 perf-stat.i.cache-references 39101456 +2.5% 40060126 perf-stat.i.context-switches 2.43 -1.8% 2.39 perf-stat.i.cpi 20302 +27.2% 25834 ± 2% perf-stat.i.cycles-between-cache-misses 3.522e+11 +1.5% 3.576e+11 perf-stat.i.instructions 0.44 +1.7% 0.45 perf-stat.i.ipc 194.63 +2.1% 198.62 perf-stat.i.metric.K/sec 0.14 -15.2% 0.12 perf-stat.overall.MPKI 0.72 -0.0 0.71 perf-stat.overall.branch-miss-rate% 0.87 -0.1 0.76 perf-stat.overall.cache-miss-rate% 2.27 -1.9% 2.23 perf-stat.overall.cpi 16200 +15.8% 18762 perf-stat.overall.cycles-between-cache-misses 0.44 +1.9% 0.45 perf-stat.overall.ipc 6.981e+10 +1.6% 7.092e+10 perf-stat.ps.branch-instructions 48451570 -13.8% 41741420 perf-stat.ps.cache-misses 5.566e+09 -1.7% 5.471e+09 perf-stat.ps.cache-references 38495150 +2.4% 39418126 perf-stat.ps.context-switches 3.458e+11 +1.6% 3.515e+11 perf-stat.ps.instructions 2.098e+13 +1.9% 2.138e+13 perf-stat.total.instructions 5.70 -0.8 4.90 perf-profile.calltrace.cycles-pp.ttwu_do_activate.sched_ttwu_pending.__flush_smp_call_function_queue.flush_smp_call_function_queue.do_idle 7.05 -0.8 6.28 perf-profile.calltrace.cycles-pp.sched_ttwu_pending.__flush_smp_call_function_queue.flush_smp_call_function_queue.do_idle.cpu_startup_entry 27.35 -0.7 26.61 perf-profile.calltrace.cycles-pp.do_idle.cpu_startup_entry.start_secondary.common_startup_64 27.41 -0.7 26.67 perf-profile.calltrace.cycles-pp.start_secondary.common_startup_64 27.52 -0.7 26.78 perf-profile.calltrace.cycles-pp.common_startup_64 8.75 -0.7 8.01 perf-profile.calltrace.cycles-pp.flush_smp_call_function_queue.do_idle.cpu_startup_entry.start_secondary.common_startup_64 27.38 -0.7 26.65 perf-profile.calltrace.cycles-pp.cpu_startup_entry.start_secondary.common_startup_64 7.98 -0.7 7.24 perf-profile.calltrace.cycles-pp.__flush_smp_call_function_queue.flush_smp_call_function_queue.do_idle.cpu_startup_entry.start_secondary 1.17 -0.2 0.98 perf-profile.calltrace.cycles-pp.__switch_to 11.65 -0.1 11.54 perf-profile.calltrace.cycles-pp.cpuidle_idle_call.do_idle.cpu_startup_entry.start_secondary.common_startup_64 10.94 -0.1 10.83 perf-profile.calltrace.cycles-pp.cpuidle_enter.cpuidle_idle_call.do_idle.cpu_startup_entry.start_secondary 10.83 -0.1 10.74 perf-profile.calltrace.cycles-pp.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call.do_idle.cpu_startup_entry 0.70 -0.1 0.61 perf-profile.calltrace.cycles-pp.nohz_run_idle_balance.do_idle.cpu_startup_entry.start_secondary.common_startup_64 1.57 -0.1 1.51 perf-profile.calltrace.cycles-pp.restore_fpregs_from_fpstate.switch_fpu_return.arch_exit_to_user_mode_prepare.do_syscall_64.entry_SYSCALL_64_after_hwframe 0.86 -0.0 0.84 perf-profile.calltrace.cycles-pp.finish_task_switch.__schedule.schedule.anon_pipe_read.vfs_read 0.54 -0.0 0.52 perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe.__getpid 0.78 +0.0 0.79 perf-profile.calltrace.cycles-pp.raw_spin_rq_lock_nested.__schedule.schedule.anon_pipe_read.vfs_read 0.72 +0.0 0.74 perf-profile.calltrace.cycles-pp.switch_mm_irqs_off.__schedule.schedule_idle.do_idle.cpu_startup_entry 0.71 +0.0 0.73 perf-profile.calltrace.cycles-pp.native_queued_spin_lock_slowpath._raw_spin_lock.raw_spin_rq_lock_nested.__task_rq_lock.try_to_wake_up 1.36 +0.0 1.38 perf-profile.calltrace.cycles-pp.pick_next_task_fair.__pick_next_task.__schedule.schedule_idle.do_idle 0.95 +0.0 0.97 perf-profile.calltrace.cycles-pp.wake_affine.select_task_rq_fair.select_task_rq.try_to_wake_up.autoremove_wake_function 0.75 +0.0 0.78 perf-profile.calltrace.cycles-pp.raw_spin_rq_lock_nested.__schedule.schedule_idle.do_idle.cpu_startup_entry 1.41 +0.0 1.43 perf-profile.calltrace.cycles-pp.__pick_next_task.__schedule.schedule_idle.do_idle.cpu_startup_entry 0.75 +0.0 0.77 perf-profile.calltrace.cycles-pp._raw_spin_lock.raw_spin_rq_lock_nested.__schedule.schedule_idle.do_idle 0.92 +0.0 0.94 perf-profile.calltrace.cycles-pp.raw_spin_rq_lock_nested.__task_rq_lock.try_to_wake_up.autoremove_wake_function.__wake_up_common 0.75 +0.0 0.78 perf-profile.calltrace.cycles-pp._raw_spin_lock_irqsave.try_to_wake_up.autoremove_wake_function.__wake_up_common.__wake_up_sync_key 0.53 +0.0 0.56 perf-profile.calltrace.cycles-pp.prepare_to_wait_event.anon_pipe_read.vfs_read.ksys_read.do_syscall_64 1.11 +0.0 1.14 perf-profile.calltrace.cycles-pp.pick_task_fair.pick_next_task_fair.__pick_next_task.__schedule.schedule 0.91 +0.0 0.94 perf-profile.calltrace.cycles-pp._raw_spin_lock.raw_spin_rq_lock_nested.__task_rq_lock.try_to_wake_up.autoremove_wake_function 1.00 +0.0 1.03 perf-profile.calltrace.cycles-pp.__task_rq_lock.try_to_wake_up.autoremove_wake_function.__wake_up_common.__wake_up_sync_key 1.23 +0.0 1.26 perf-profile.calltrace.cycles-pp.mutex_unlock.anon_pipe_write.vfs_write.ksys_write.do_syscall_64 1.39 +0.0 1.43 perf-profile.calltrace.cycles-pp.do_perf_trace_sched_wakeup_template.try_to_wake_up.autoremove_wake_function.__wake_up_common.__wake_up_sync_key 0.80 +0.0 0.83 perf-profile.calltrace.cycles-pp.llist_reverse_order.__flush_smp_call_function_queue.flush_smp_call_function_queue.do_idle.cpu_startup_entry 0.98 +0.0 1.02 perf-profile.calltrace.cycles-pp.perf_tp_event.do_perf_trace_sched_wakeup_template.try_to_wake_up.autoremove_wake_function.__wake_up_common 1.49 +0.0 1.53 perf-profile.calltrace.cycles-pp.pthread_sigmask 1.26 +0.0 1.30 perf-profile.calltrace.cycles-pp.update_load_avg.dequeue_entity.dequeue_entities.dequeue_task_fair.try_to_block_task 0.70 +0.0 0.74 perf-profile.calltrace.cycles-pp.wakeup_preempt.try_to_wake_up.autoremove_wake_function.__wake_up_common.__wake_up_sync_key 0.51 +0.0 0.56 perf-profile.calltrace.cycles-pp.check_preempt_wakeup_fair.wakeup_preempt.try_to_wake_up.autoremove_wake_function.__wake_up_common 3.54 +0.1 3.60 perf-profile.calltrace.cycles-pp.__pick_next_task.__schedule.schedule.anon_pipe_read.vfs_read 2.39 +0.1 2.45 perf-profile.calltrace.cycles-pp.pick_next_task_fair.__pick_next_task.__schedule.schedule.anon_pipe_read 1.40 +0.1 1.48 perf-profile.calltrace.cycles-pp.__smp_call_single_queue.ttwu_queue_wakelist.try_to_wake_up.autoremove_wake_function.__wake_up_common 1.84 +0.1 1.92 perf-profile.calltrace.cycles-pp.ttwu_queue_wakelist.try_to_wake_up.autoremove_wake_function.__wake_up_common.__wake_up_sync_key 4.10 +0.1 4.20 perf-profile.calltrace.cycles-pp.dequeue_entity.dequeue_entities.dequeue_task_fair.try_to_block_task.__schedule 4.92 +0.1 5.02 perf-profile.calltrace.cycles-pp.dequeue_entities.dequeue_task_fair.try_to_block_task.__schedule.schedule 5.08 +0.1 5.19 perf-profile.calltrace.cycles-pp.try_to_block_task.__schedule.schedule.anon_pipe_read.vfs_read 5.02 +0.1 5.13 perf-profile.calltrace.cycles-pp.dequeue_task_fair.try_to_block_task.__schedule.schedule.anon_pipe_read 1.53 +0.1 1.65 perf-profile.calltrace.cycles-pp.update_load_avg.enqueue_entity.enqueue_task_fair.enqueue_task.ttwu_do_activate 7.44 +0.1 7.58 perf-profile.calltrace.cycles-pp.intel_idle.cpuidle_enter_state.cpuidle_enter.cpuidle_idle_call.do_idle 3.36 +0.2 3.53 perf-profile.calltrace.cycles-pp.enqueue_entity.enqueue_task_fair.enqueue_task.ttwu_do_activate.sched_ttwu_pending 5.06 +0.2 5.28 perf-profile.calltrace.cycles-pp.__schedule.schedule_idle.do_idle.cpu_startup_entry.start_secondary 5.16 +0.2 5.38 perf-profile.calltrace.cycles-pp.schedule_idle.do_idle.cpu_startup_entry.start_secondary.common_startup_64 4.24 +0.2 4.46 perf-profile.calltrace.cycles-pp.enqueue_task_fair.enqueue_task.ttwu_do_activate.sched_ttwu_pending.__flush_smp_call_function_queue 0.25 ±100% +0.3 0.52 perf-profile.calltrace.cycles-pp.syscall 4.47 +0.3 4.75 perf-profile.calltrace.cycles-pp.enqueue_task.ttwu_do_activate.sched_ttwu_pending.__flush_smp_call_function_queue.flush_smp_call_function_queue 24.62 +0.3 24.91 perf-profile.calltrace.cycles-pp.try_to_wake_up.autoremove_wake_function.__wake_up_common.__wake_up_sync_key.anon_pipe_write 24.68 +0.3 24.97 perf-profile.calltrace.cycles-pp.autoremove_wake_function.__wake_up_common.__wake_up_sync_key.anon_pipe_write.vfs_write 14.61 +0.3 14.93 perf-profile.calltrace.cycles-pp.__schedule.schedule.anon_pipe_read.vfs_read.ksys_read 15.07 +0.3 15.40 perf-profile.calltrace.cycles-pp.schedule.anon_pipe_read.vfs_read.ksys_read.do_syscall_64 25.98 +0.3 26.31 perf-profile.calltrace.cycles-pp.__wake_up_common.__wake_up_sync_key.anon_pipe_write.vfs_write.ksys_write 26.13 +0.3 26.47 perf-profile.calltrace.cycles-pp.__wake_up_sync_key.anon_pipe_write.vfs_write.ksys_write.do_syscall_64 21.40 +0.4 21.84 perf-profile.calltrace.cycles-pp.anon_pipe_read.vfs_read.ksys_read.do_syscall_64.entry_SYSCALL_64_after_hwframe 29.54 +0.4 29.98 perf-profile.calltrace.cycles-pp.anon_pipe_write.vfs_write.ksys_write.do_syscall_64.entry_SYSCALL_64_after_hwframe 29.93 +0.5 30.38 perf-profile.calltrace.cycles-pp.vfs_write.ksys_write.do_syscall_64.entry_SYSCALL_64_after_hwframe 30.32 +0.5 30.78 perf-profile.calltrace.cycles-pp.ksys_write.do_syscall_64.entry_SYSCALL_64_after_hwframe 22.36 +0.5 22.82 perf-profile.calltrace.cycles-pp.vfs_read.ksys_read.do_syscall_64.entry_SYSCALL_64_after_hwframe 22.50 +0.5 22.96 perf-profile.calltrace.cycles-pp.ksys_read.do_syscall_64.entry_SYSCALL_64_after_hwframe 0.00 +0.6 0.55 perf-profile.calltrace.cycles-pp.enqueue_task.try_to_wake_up.autoremove_wake_function.__wake_up_common.__wake_up_sync_key 57.94 +0.9 58.84 perf-profile.calltrace.cycles-pp.do_syscall_64.entry_SYSCALL_64_after_hwframe 58.04 +0.9 58.95 perf-profile.calltrace.cycles-pp.entry_SYSCALL_64_after_hwframe 6.91 -1.1 5.81 perf-profile.children.cycles-pp.ttwu_do_activate 7.97 -1.0 6.93 perf-profile.children.cycles-pp.sched_ttwu_pending 9.17 -1.0 8.15 perf-profile.children.cycles-pp.__flush_smp_call_function_queue 27.49 -0.7 26.74 perf-profile.children.cycles-pp.do_idle 8.83 -0.7 8.09 perf-profile.children.cycles-pp.flush_smp_call_function_queue 27.41 -0.7 26.67 perf-profile.children.cycles-pp.start_secondary 27.52 -0.7 26.78 perf-profile.children.cycles-pp.common_startup_64 27.52 -0.7 26.78 perf-profile.children.cycles-pp.cpu_startup_entry 1.28 -0.3 0.96 perf-profile.children.cycles-pp.asm_sysvec_call_function_single 1.12 -0.3 0.81 perf-profile.children.cycles-pp.sysvec_call_function_single 1.04 -0.3 0.75 perf-profile.children.cycles-pp.__sysvec_call_function_single 1.29 -0.2 1.10 perf-profile.children.cycles-pp.__switch_to 0.59 -0.2 0.42 ± 3% perf-profile.children.cycles-pp.__switch_to_asm 11.72 -0.1 11.61 perf-profile.children.cycles-pp.cpuidle_idle_call 10.96 -0.1 10.85 perf-profile.children.cycles-pp.cpuidle_enter_state 10.98 -0.1 10.88 perf-profile.children.cycles-pp.cpuidle_enter 0.71 -0.1 0.62 perf-profile.children.cycles-pp.nohz_run_idle_balance 1.57 -0.1 1.52 perf-profile.children.cycles-pp.restore_fpregs_from_fpstate 1.28 -0.0 1.23 perf-profile.children.cycles-pp.finish_task_switch 0.62 -0.0 0.60 perf-profile.children.cycles-pp.__update_load_avg_se 0.33 -0.0 0.31 perf-profile.children.cycles-pp.place_entity 0.27 -0.0 0.25 perf-profile.children.cycles-pp.__task_pid_nr_ns 0.28 -0.0 0.26 perf-profile.children.cycles-pp.__x64_sys_getpid 0.59 -0.0 0.57 perf-profile.children.cycles-pp.propagate_entity_load_avg 0.34 +0.0 0.35 perf-profile.children.cycles-pp.menu_select 0.38 +0.0 0.39 perf-profile.children.cycles-pp.sched_clock 0.24 +0.0 0.25 perf-profile.children.cycles-pp.__wrgsbase_inactive 0.06 +0.0 0.07 perf-profile.children.cycles-pp.dl_server_update 0.98 +0.0 1.00 perf-profile.children.cycles-pp.hrtimer_start_range_ns 0.20 +0.0 0.21 perf-profile.children.cycles-pp.asm_sysvec_reschedule_ipi 0.66 +0.0 0.68 perf-profile.children.cycles-pp.syscall 0.38 +0.0 0.40 perf-profile.children.cycles-pp.put_prev_entity 1.44 +0.0 1.46 perf-profile.children.cycles-pp.set_next_entity 0.81 +0.0 0.83 perf-profile.children.cycles-pp.entry_SYSRETQ_unsafe_stack 0.33 +0.0 0.35 perf-profile.children.cycles-pp.__pick_eevdf 0.41 +0.0 0.43 perf-profile.children.cycles-pp.avg_vruntime 0.96 +0.0 0.98 perf-profile.children.cycles-pp.wake_affine 0.55 +0.0 0.57 perf-profile.children.cycles-pp.prepare_to_wait_event 1.73 +0.0 1.76 perf-profile.children.cycles-pp.update_rq_clock 0.90 +0.0 0.93 perf-profile.children.cycles-pp.llist_reverse_order 0.45 +0.0 0.47 perf-profile.children.cycles-pp.update_entity_lag 0.34 ± 2% +0.0 0.36 perf-profile.children.cycles-pp.update_min_vruntime 0.36 +0.0 0.39 perf-profile.children.cycles-pp.requeue_delayed_entity 1.41 +0.0 1.44 perf-profile.children.cycles-pp.switch_mm_irqs_off 1.00 +0.0 1.03 perf-profile.children.cycles-pp.__task_rq_lock 0.35 +0.0 0.38 ± 11% perf-profile.children.cycles-pp.copy_page_from_iter 0.84 +0.0 0.87 perf-profile.children.cycles-pp.wakeup_preempt 0.76 +0.0 0.80 perf-profile.children.cycles-pp.prepare_task_switch 1.33 +0.0 1.36 perf-profile.children.cycles-pp.pick_task_fair 1.64 +0.0 1.68 perf-profile.children.cycles-pp._raw_spin_lock_irqsave 1.40 +0.0 1.44 perf-profile.children.cycles-pp.do_perf_trace_sched_wakeup_template 0.98 +0.0 1.03 perf-profile.children.cycles-pp.perf_tp_event 1.91 +0.0 1.95 perf-profile.children.cycles-pp.update_se 3.06 +0.0 3.11 perf-profile.children.cycles-pp.raw_spin_rq_lock_nested 0.53 +0.0 0.58 perf-profile.children.cycles-pp.check_preempt_wakeup_fair 0.63 +0.0 0.68 perf-profile.children.cycles-pp.__update_load_avg_cfs_rq 0.21 +0.0 0.26 perf-profile.children.cycles-pp.attach_entity_load_avg 1.80 +0.1 1.86 perf-profile.children.cycles-pp.pthread_sigmask 1.72 +0.1 1.78 perf-profile.children.cycles-pp.entry_SYSCALL_64 0.35 +0.1 0.41 ± 3% perf-profile.children.cycles-pp.cpuacct_charge 1.41 +0.1 1.48 perf-profile.children.cycles-pp.__smp_call_single_queue 1.84 +0.1 1.92 perf-profile.children.cycles-pp.ttwu_queue_wakelist 4.03 +0.1 4.12 perf-profile.children.cycles-pp.pick_next_task_fair 5.22 +0.1 5.32 perf-profile.children.cycles-pp.__pick_next_task 4.41 +0.1 4.51 perf-profile.children.cycles-pp.dequeue_entity 2.98 +0.1 3.09 perf-profile.children.cycles-pp.update_curr 5.09 +0.1 5.20 perf-profile.children.cycles-pp.try_to_block_task 3.94 +0.1 4.05 perf-profile.children.cycles-pp.enqueue_entity 5.03 +0.1 5.14 perf-profile.children.cycles-pp.dequeue_task_fair 5.49 +0.1 5.61 perf-profile.children.cycles-pp.dequeue_entities 7.47 +0.1 7.62 perf-profile.children.cycles-pp.intel_idle 5.11 +0.2 5.26 perf-profile.children.cycles-pp.enqueue_task_fair 4.37 +0.2 4.54 perf-profile.children.cycles-pp.update_load_avg 5.21 +0.2 5.43 perf-profile.children.cycles-pp.schedule_idle 5.86 +0.3 6.13 perf-profile.children.cycles-pp.enqueue_task 24.68 +0.3 24.98 perf-profile.children.cycles-pp.autoremove_wake_function 24.64 +0.3 24.94 perf-profile.children.cycles-pp.try_to_wake_up 25.98 +0.3 26.32 perf-profile.children.cycles-pp.__wake_up_common 26.14 +0.3 26.48 perf-profile.children.cycles-pp.__wake_up_sync_key 15.53 +0.4 15.89 perf-profile.children.cycles-pp.schedule 30.13 +0.4 30.53 perf-profile.children.cycles-pp.vfs_write 30.55 +0.4 30.96 perf-profile.children.cycles-pp.ksys_write 21.46 +0.4 21.90 perf-profile.children.cycles-pp.anon_pipe_read 29.64 +0.4 30.08 perf-profile.children.cycles-pp.anon_pipe_write 22.38 +0.5 22.83 perf-profile.children.cycles-pp.vfs_read 22.51 +0.5 22.98 perf-profile.children.cycles-pp.ksys_read 20.24 +0.6 20.82 perf-profile.children.cycles-pp.__schedule 0.07 +0.6 0.68 perf-profile.children.cycles-pp.mm_cid_get 62.50 +1.0 63.46 perf-profile.children.cycles-pp.do_syscall_64 62.74 +1.0 63.70 perf-profile.children.cycles-pp.entry_SYSCALL_64_after_hwframe 3.47 -0.3 3.17 perf-profile.self.cycles-pp.__schedule 1.26 -0.2 1.06 perf-profile.self.cycles-pp.__switch_to 0.58 -0.2 0.42 ± 3% perf-profile.self.cycles-pp.__switch_to_asm 0.63 -0.1 0.56 perf-profile.self.cycles-pp.nohz_run_idle_balance 1.57 -0.1 1.52 perf-profile.self.cycles-pp.restore_fpregs_from_fpstate 0.81 -0.0 0.77 perf-profile.self.cycles-pp.finish_task_switch 0.58 -0.0 0.56 perf-profile.self.cycles-pp.__update_load_avg_se 0.19 ± 2% -0.0 0.17 ± 2% perf-profile.self.cycles-pp.place_entity 0.26 -0.0 0.24 perf-profile.self.cycles-pp.__task_pid_nr_ns 0.57 -0.0 0.55 perf-profile.self.cycles-pp.propagate_entity_load_avg 0.07 -0.0 0.06 perf-profile.self.cycles-pp.try_to_block_task 0.26 +0.0 0.27 perf-profile.self.cycles-pp.menu_select 0.46 +0.0 0.47 perf-profile.self.cycles-pp.task_h_load 0.35 +0.0 0.36 perf-profile.self.cycles-pp.os_xsave 0.78 +0.0 0.80 perf-profile.self.cycles-pp.vfs_read 0.35 +0.0 0.36 perf-profile.self.cycles-pp.setitimer 0.39 +0.0 0.41 perf-profile.self.cycles-pp.avg_vruntime 0.28 +0.0 0.30 perf-profile.self.cycles-pp.__pick_eevdf 0.79 +0.0 0.81 perf-profile.self.cycles-pp.entry_SYSRETQ_unsafe_stack 0.90 +0.0 0.92 perf-profile.self.cycles-pp.llist_reverse_order 0.76 +0.0 0.78 perf-profile.self.cycles-pp.try_to_wake_up 0.44 +0.0 0.47 perf-profile.self.cycles-pp.prepare_to_wait_event 0.53 +0.0 0.56 perf-profile.self.cycles-pp.flush_smp_call_function_queue 0.32 ± 2% +0.0 0.35 perf-profile.self.cycles-pp.update_min_vruntime 0.58 +0.0 0.61 perf-profile.self.cycles-pp.prepare_task_switch 1.34 +0.0 1.37 perf-profile.self.cycles-pp.switch_mm_irqs_off 0.66 +0.0 0.68 perf-profile.self.cycles-pp.update_curr 0.43 +0.0 0.46 perf-profile.self.cycles-pp.pick_next_task_fair 0.79 +0.0 0.83 perf-profile.self.cycles-pp.perf_tp_event 1.61 +0.0 1.65 perf-profile.self.cycles-pp._raw_spin_lock_irqsave 1.30 +0.0 1.34 perf-profile.self.cycles-pp.__wake_up_common 1.25 +0.0 1.29 perf-profile.self.cycles-pp.anon_pipe_write 2.00 +0.0 2.05 perf-profile.self.cycles-pp._raw_spin_lock 0.92 +0.0 0.96 perf-profile.self.cycles-pp.do_syscall_64 0.55 +0.0 0.59 perf-profile.self.cycles-pp.switch_fpu_return 0.21 +0.0 0.26 perf-profile.self.cycles-pp.attach_entity_load_avg 0.68 +0.1 0.73 perf-profile.self.cycles-pp.enqueue_task_fair 0.61 +0.1 0.66 perf-profile.self.cycles-pp.__update_load_avg_cfs_rq 0.34 +0.1 0.40 ± 2% perf-profile.self.cycles-pp.cpuacct_charge 0.76 +0.1 0.83 perf-profile.self.cycles-pp.__smp_call_single_queue 0.38 +0.1 0.47 perf-profile.self.cycles-pp.enqueue_task 2.21 +0.1 2.33 perf-profile.self.cycles-pp.update_load_avg 7.47 +0.1 7.61 perf-profile.self.cycles-pp.intel_idle 0.06 ± 7% +0.6 0.67 perf-profile.self.cycles-pp.mm_cid_get 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