Flame Graph Reset Zoom Search ic kernfs_seq_show (3,454,658,235 samples, 99.73%) kernfs_seq_show cat (3,463,882,768 samples, 100.00%) cat _raw_spin_unlock_irqrestore (3,753,426 samples, 0.11%) intel_tfa_pmu_enable_all (1,836,806 samples, 0.05%) _nl_find_locale (6,355,358 samples, 0.18%) __close_nocancel (6,355,358 samples, 0.18%) radix_tree_lookup (87,778,476 samples, 2.53%) ra.. mmap_region (1,435,674 samples, 0.04%) vm_mmap (1,435,674 samples, 0.04%) scheduler_tick (11,019,368 samples, 0.32%) [cat] (6,355,358 samples, 0.18%) css_next_descendant_pre (7,339,644 samples, 0.21%) vfs_read (3,454,734,645 samples, 99.73%) vfs_read __radix_tree_lookup (36,593,942 samples, 1.06%) update_curr (1,836,624 samples, 0.05%) trigger_load_balance (1,836,709 samples, 0.05%) search_binary_handler (1,435,674 samples, 0.04%) native_smp_send_reschedule (1,836,709 samples, 0.05%) __check_object_size (1,357,091 samples, 0.04%) perf_event_mmap (1,435,674 samples, 0.04%) tick_sched_timer (16,527,218 samples, 0.48%) rcu_check_callbacks (1,836,594 samples, 0.05%) find_next_bit (31,010,148 samples, 0.90%) account_process_tick (3,671,256 samples, 0.11%) all (3,463,943,521 samples, 100%) sys_read (3,454,734,645 samples, 99.73%) sys_read perf_event_task_tick (3,673,249 samples, 0.11%) css_next_child (14,624,596 samples, 0.42%) do_syscall_64 (1,435,674 samples, 0.04%) __percpu_counter_sum (2,882,896,380 samples, 83.23%) __percpu_counter_sum _raw_spin_lock_irqsave (80,354,978 samples, 2.32%) _.. blkg_stat_recursive_sum (3,301,601,141 samples, 95.31%) blkg_stat_recursive_sum kernfs_fop_read (3,454,734,645 samples, 99.73%) kernfs_fop_read apic_timer_interrupt (18,364,063 samples, 0.53%) __virt_addr_valid (1,357,091 samples, 0.04%) css_next_child (23,705,014 samples, 0.68%) __vfs_write (1,357,091 samples, 0.04%) __vfs_read (3,454,734,645 samples, 99.73%) __vfs_read sys_write (1,357,091 samples, 0.04%) setlocale (6,355,358 samples, 0.18%) find_next_bit (42,019,871 samples, 1.21%) load_elf_binary (1,435,674 samples, 0.04%) default_send_IPI_single_phys (1,836,709 samples, 0.05%) tick_sched_handle (16,527,218 samples, 0.48%) do_syscall_64 (1,357,091 samples, 0.04%) [unknown] (9,148,123 samples, 0.26%) sys_execve (1,435,674 samples, 0.04%) read (3,454,734,645 samples, 99.73%) read update_process_times (16,527,218 samples, 0.48%) __softirqentry_text_start (1,836,845 samples, 0.05%) x86_pmu_enable (1,836,806 samples, 0.05%) smp_apic_timer_interrupt (18,364,063 samples, 0.53%) _find_next_bit (95,024,582 samples, 2.74%) _f.. do_mmap (1,435,674 samples, 0.04%) entry_SYSCALL_64_after_hwframe (3,454,734,645 samples, 99.73%) entry_SYSCALL_64_after_hwframe cfqg_prfill_stat_recursive (3,332,739,414 samples, 96.21%) cfqg_prfill_stat_recursive __hrtimer_run_queues (16,527,218 samples, 0.48%) _raw_spin_unlock_irqrestore (1,784,748 samples, 0.05%) __radix_tree_lookup (82,299,340 samples, 2.38%) _.. radix_tree_lookup (5,481,059 samples, 0.16%) entry_SYSCALL_64_after_hwframe (1,357,091 samples, 0.04%) _find_next_bit (23,784,944 samples, 0.69%) _raw_spin_lock_irq (7,342,003 samples, 0.21%) cpumask_next (45,764,416 samples, 1.32%) do_execveat_common.isra.34 (1,435,674 samples, 0.04%) task_tick_fair (3,672,833 samples, 0.11%) native_write_msr (1,836,806 samples, 0.05%) blkcg_policy_enabled (9,174,892 samples, 0.26%) tty_write (1,357,091 samples, 0.04%) perf_iterate_ctx (1,435,674 samples, 0.04%) cgroup_seqfile_show (3,454,658,235 samples, 99.73%) cgroup_seqfile_show irq_exit (1,836,845 samples, 0.05%) vm_mmap_pgoff (1,435,674 samples, 0.04%) cfqg_print_stat_recursive (3,454,658,235 samples, 99.73%) cfqg_print_stat_recursive intel_pmu_disable_all (1,836,443 samples, 0.05%) elf_map (1,435,674 samples, 0.04%) __write (1,357,091 samples, 0.04%) entry_SYSCALL_64_after_hwframe (6,355,358 samples, 0.18%) __blkg_prfill_u64 (46,819,086 samples, 1.35%) cpumask_next (162,705,439 samples, 4.70%) cpuma.. hrtimer_interrupt (16,527,218 samples, 0.48%) css_next_descendant_pre (74,840,337 samples, 2.16%) c.. do_syscall_64 (3,454,734,645 samples, 99.73%) do_syscall_64 sys_close (6,355,358 samples, 0.18%) seq_read (3,454,734,645 samples, 99.73%) seq_read account_system_index_time (3,671,256 samples, 0.11%) __perf_addr_filters_adjust (1,435,674 samples, 0.04%) entry_SYSCALL_64_after_hwframe (1,435,674 samples, 0.04%) __intel_pmu_enable_all.constprop.23 (1,836,806 samples, 0.05%) blkcg_print_blkgs (3,454,658,235 samples, 99.73%) blkcg_print_blkgs account_system_time (3,671,256 samples, 0.11%) hrtimer_active (1,836,209 samples, 0.05%) vfs_write (1,357,091 samples, 0.04%)