CPU: Core 2, speed 2133.49 MHz (estimated) Counted CPU_CLK_UNHALTED events (Clock cycles when not halted) with a unit mask of 0x00 (Unhalted core cycles) count 100000 samples % symbol name 3766 33.0090 get_page_from_freelist 1247 10.9300 page_fault 1048 9.1857 kunmap_atomic 477 4.1809 find_vma 407 3.5674 unmap_vmas 389 3.4096 __copy_to_user_ll 374 3.2781 __handle_mm_fault 237 2.0773 __rmqueue 229 2.0072 do_page_fault 213 1.8669 release_pages 163 1.4287 __pagevec_lru_add_active 146 1.2797 free_hot_cold_page 123 1.0781 __d_lookup 115 1.0080 lru_cache_add_active 108 0.9466 page_address 95 0.8327 down_read_trylock 91 0.7976 page_remove_rmap 85 0.7450 error_code 79 0.6924 __copy_from_user_ll 69 0.6048 __alloc_pages 66 0.5785 __link_path_walk 66 0.5785 free_pages_bulk 61 0.5347 restore_nocheck 61 0.5347 up_read 53 0.4645 __dec_zone_page_state 43 0.3769 _atomic_dec_and_lock 41 0.3594 zone_watermark_ok 38 0.3331 __page_set_anon_rmap 38 0.3331 timer_interrupt 34 0.2980 do_wp_page 32 0.2805 kmap_atomic 32 0.2805 resume_userspace 31 0.2717 cond_resched 31 0.2717 kmem_cache_alloc 30 0.2630 find_get_page 29 0.2542 system_call 28 0.2454 __copy_from_user_ll_nozero 28 0.2454 __inc_zone_state 28 0.2454 ret_from_exception 26 0.2279 fget_light 26 0.2279 mwait_idle_with_hints 25 0.2191 __find_get_block 21 0.1841 free_pages_and_swap_cache 21 0.1841 notifier_call_chain 19 0.1665 check_userspace 19 0.1665 do_lookup 19 0.1665 unix_stream_recvmsg 18 0.1578 run_timer_softirq 18 0.1578 vm_normal_page 17 0.1490 rw_verify_area 16 0.1402 __inc_zone_page_state 16 0.1402 memcmp 16 0.1402 unix_stream_sendmsg 15 0.1315 anon_vma_prepare 14 0.1227 kmem_cache_free 13 0.1139 __alloc_skb 13 0.1139 copy_page_range 13 0.1139 do_path_lookup 13 0.1139 permission 13 0.1139 softlockup_tick 13 0.1139 strncpy_from_user 12 0.1052 dnotify_parent 12 0.1052 schedule 11 0.0964 clocksource_get_next 11 0.0964 hrtimer_run_queues 11 0.0964 rebalance_tick 11 0.0964 skb_dequeue 10 0.0877 __kmalloc 10 0.0877 free_block 10 0.0877 handle_edge_irq 10 0.0877 vfs_read 9 0.0789 atomic_notifier_call_chain 9 0.0789 irq_exit 9 0.0789 mutex_lock 9 0.0789 page_add_new_anon_rmap 9 0.0789 sched_clock 9 0.0789 search_extable 8 0.0701 do_notify_resume 8 0.0701 do_timer 8 0.0701 memcpy 8 0.0701 radix_tree_lookup 7 0.0614 __find_get_block_slow 7 0.0614 __pagevec_free 7 0.0614 __wake_up 7 0.0614 block_read_full_page 7 0.0614 cache_alloc_refill 7 0.0614 do_mmap_pgoff 7 0.0614 flush_tlb_page 7 0.0614 sock_aio_read 6 0.0526 __do_softirq 6 0.0526 __first_cpu 6 0.0526 __follow_mount 6 0.0526 anon_vma_unlink 6 0.0526 d_alloc 6 0.0526 filemap_nopage 6 0.0526 find_vma_prev 6 0.0526 inotify_inode_queue_event 6 0.0526 kfree 6 0.0526 link_path_walk 6 0.0526 scheduler_tick 6 0.0526 sock_aio_write 5 0.0438 __mark_inode_dirty 5 0.0438 __sigqueue_alloc 5 0.0438 __wake_up_bit 5 0.0438 alloc_inode 5 0.0438 apic_timer_interrupt 5 0.0438 bit_waitqueue 5 0.0438 dput 5 0.0438 find_next_zero_bit 5 0.0438 find_vma_prepare 5 0.0438 flush_tlb_mm 5 0.0438 generic_permission 5 0.0438 nr_active 5 0.0438 sys_read 4 0.0351 __switch_to 4 0.0351 _local_bh_enable 4 0.0351 account_user_time 4 0.0351 copy_process 4 0.0351 device_not_available 4 0.0351 do_sync_read 4 0.0351 down_read 4 0.0351 get_task_mm 4 0.0351 inotify_dentry_parent_queue_event 4 0.0351 irq_entries_start 4 0.0351 kmem_cache_zalloc 4 0.0351 mark_page_accessed 4 0.0351 profile_tick 4 0.0351 remove_vma 4 0.0351 smp_apic_timer_interrupt 4 0.0351 sock_def_readable 4 0.0351 sys_mkdirat 4 0.0351 sys_munmap 3 0.0263 __dequeue_signal 3 0.0263 __rcu_pending 3 0.0263 alloc_sock_iocb 3 0.0263 do_IRQ 3 0.0263 do_mpage_readpage 3 0.0263 do_softirq 3 0.0263 find_busiest_group 3 0.0263 free_pgd_range 3 0.0263 math_state_restore 3 0.0263 mutex_unlock 3 0.0263 put_page 3 0.0263 read_tsc 3 0.0263 restore_all 3 0.0263 skb_queue_tail 3 0.0263 unix_write_space 3 0.0263 unlock_buffer 3 0.0263 update_process_times 3 0.0263 vfs_permission 3 0.0263 vm_acct_memory 2 0.0175 __brelse 2 0.0175 __do_page_cache_readahead 2 0.0175 __generic_file_aio_write_nolock 2 0.0175 __getblk 2 0.0175 __kfree_skb 2 0.0175 __next_cpu 2 0.0175 __rcu_process_callbacks 2 0.0175 __wake_up_common 2 0.0175 ahci_interrupt 2 0.0175 arch_get_unmapped_area_topdown 2 0.0175 ata_do_eh 2 0.0175 common_interrupt 2 0.0175 copy_strings 2 0.0175 current_tick_length 2 0.0175 d_lookup 2 0.0175 dequeue_signal 2 0.0175 do_generic_mapping_read 2 0.0175 do_munmap 2 0.0175 do_sync_write 2 0.0175 drain_array 2 0.0175 dummy_file_mmap 2 0.0175 dup_fd 2 0.0175 find_next_bit 2 0.0175 fixup_exception 2 0.0175 get_empty_filp 2 0.0175 handle_stop_signal 2 0.0175 hrtimer_forward 2 0.0175 inode_setattr 2 0.0175 internal_add_timer 2 0.0175 lock_task_sighand 2 0.0175 lock_timer_base 2 0.0175 locks_remove_posix 2 0.0175 memcpy_fromiovec 2 0.0175 memcpy_toiovec 2 0.0175 mmput 2 0.0175 mntput_no_expire 2 0.0175 move_native_irq 2 0.0175 no_singlestep 2 0.0175 note_interrupt 2 0.0175 open_namei 2 0.0175 raise_softirq 2 0.0175 recalc_task_prio 2 0.0175 run_posix_cpu_timers 2 0.0175 save_i387 2 0.0175 schedule_timeout 2 0.0175 scsi_prep_fn 2 0.0175 search_exception_tables 2 0.0175 setup_sigcontext 2 0.0175 smp_send_timer_broadcast_ipi 2 0.0175 sock_alloc_send_skb 2 0.0175 sock_wfree 2 0.0175 sys_dup2 2 0.0175 sys_gettimeofday 2 0.0175 sys_rt_sigprocmask 2 0.0175 sys_writev 2 0.0175 syscall_exit 2 0.0175 task_rq_lock 2 0.0175 tasklet_action 2 0.0175 timespec_trunc 2 0.0175 unlock_page 2 0.0175 vfs_fstat 2 0.0175 vfs_getattr 2 0.0175 vma_adjust 2 0.0175 vma_merge 2 0.0175 vmtruncate 2 0.0175 vsnprintf 1 0.0088 __block_prepare_write 1 0.0088 __d_path 1 0.0088 __dentry_open 1 0.0088 __freed_request 1 0.0088 __init_rwsem 1 0.0088 __insert_inode_hash 1 0.0088 __lookup_hash 1 0.0088 __pagevec_lru_add 1 0.0088 __path_lookup_intent_open 1 0.0088 __remove_shared_vm_struct 1 0.0088 __set_page_dirty_buffers 1 0.0088 ack_ioapic_irq 1 0.0088 add_to_page_cache 1 0.0088 ahci_qc_issue 1 0.0088 alloc_buffer_head 1 0.0088 alloc_page_buffers 1 0.0088 alloc_pid 1 0.0088 arch_unmap_area_topdown 1 0.0088 ata_port_abort 1 0.0088 ata_scsi_error 1 0.0088 ata_scsi_queuecmd 1 0.0088 balance_dirty_pages_ratelimited_nr 1 0.0088 bio_alloc_bioset 1 0.0088 blk_do_ordered 1 0.0088 blk_run_queue 1 0.0088 blockable_page_cache_readahead 1 0.0088 cache_flusharray 1 0.0088 cache_reap 1 0.0088 can_vma_merge_after 1 0.0088 can_vma_merge_before 1 0.0088 cascade 1 0.0088 cleanup_timers 1 0.0088 clear_bdi_congested 1 0.0088 clear_user 1 0.0088 complete 1 0.0088 convert_fxsr_from_user 1 0.0088 convert_fxsr_to_user 1 0.0088 copy_from_user 1 0.0088 copy_to_user 1 0.0088 create_empty_buffers 1 0.0088 d_instantiate 1 0.0088 dequeue_task 1 0.0088 dnotify_flush 1 0.0088 do_filp_open 1 0.0088 do_pipe 1 0.0088 do_readv_writev 1 0.0088 do_sigaction 1 0.0088 do_sys_poll 1 0.0088 down_write 1 0.0088 dummy_file_alloc_security 1 0.0088 dummy_file_free_security 1 0.0088 dummy_inode_permission 1 0.0088 effective_prio 1 0.0088 end_that_request_last 1 0.0088 exec_keys 1 0.0088 fget 1 0.0088 file_free_rcu 1 0.0088 file_kill 1 0.0088 file_permission 1 0.0088 flush_old_exec 1 0.0088 fput 1 0.0088 free_buffer_head 1 0.0088 free_pgtables 1 0.0088 free_pid 1 0.0088 generic_commit_write 1 0.0088 generic_fillattr 1 0.0088 get_signal_to_deliver 1 0.0088 get_unmapped_area 1 0.0088 get_unused_fd 1 0.0088 get_vmalloc_info 1 0.0088 groups_search 1 0.0088 handle_IRQ_event 1 0.0088 hash 1 0.0088 inode_add_bytes 1 0.0088 inotify_d_instantiate 1 0.0088 ioread32 1 0.0088 iret_exc 1 0.0088 kfree_skb 1 0.0088 kfree_skbmem 1 0.0088 kref_get 1 0.0088 kthread_should_stop 1 0.0088 ll_rw_block 1 0.0088 lookup_create 1 0.0088 lru_add_drain 1 0.0088 mwait_idle 1 0.0088 nameidata_to_filp 1 0.0088 netlink_queue_skip 1 0.0088 new_inode 1 0.0088 notify_change 1 0.0088 page_add_file_rmap 1 0.0088 page_waitqueue 1 0.0088 percpu_counter_mod 1 0.0088 pgd_ctor 1 0.0088 poll_freewait 1 0.0088 prepare_binprm 1 0.0088 prio_tree_insert 1 0.0088 prio_tree_replace 1 0.0088 proc_file_read 1 0.0088 profile_hit 1 0.0088 queue_delayed_work 1 0.0088 radix_tree_insert 1 0.0088 rb_next 1 0.0088 rcu_pending 1 0.0088 recalc_bh_state 1 0.0088 recalc_sigpending 1 0.0088 recalc_sigpending_tsk 1 0.0088 remove_wait_queue 1 0.0088 resched_task 1 0.0088 reschedule_interrupt 1 0.0088 rt_hash_code 1 0.0088 run_local_timers 1 0.0088 scsi_end_request 1 0.0088 send_group_sig_info 1 0.0088 seq_putc 1 0.0088 seq_puts 1 0.0088 seq_read 1 0.0088 set_close_on_exec 1 0.0088 show_map_internal 1 0.0088 show_vfsmnt 1 0.0088 signal_wake_up 1 0.0088 skb_release_data 1 0.0088 smp_send_reschedule 1 0.0088 sock_poll 1 0.0088 strnlen_user 1 0.0088 sys_brk 1 0.0088 sys_fstat64 1 0.0088 sys_mmap2 1 0.0088 sys_newuname 1 0.0088 sys_rt_sigaction 1 0.0088 sys_sigreturn 1 0.0088 sys_stat64 1 0.0088 test_clear_page_dirty 1 0.0088 touch_atime 1 0.0088 truncate_complete_page 1 0.0088 tty_poll 1 0.0088 tty_write 1 0.0088 unix_create1 1 0.0088 unix_poll 1 0.0088 unlink_file_vma 1 0.0088 unmap_region 1 0.0088 vfs_write 1 0.0088 vma_link 1 0.0088 vma_prio_tree_add 1 0.0088 vma_prio_tree_remove 1 0.0088 wake_up_bit 1 0.0088 wake_up_inode