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 6164 52.8056 system_call 1422 12.1820 do_gettimeofday 743 6.3651 __copy_to_user_ll 643 5.5084 read_tsc 434 3.7180 find_vma 272 2.3302 restore_nocheck 157 1.3450 syscall_exit 143 1.2250 sys_gettimeofday 140 1.1993 __d_lookup 110 0.9423 copy_to_user 81 0.6939 restore_all 77 0.6596 page_fault 66 0.5654 cond_resched 59 0.5054 __link_path_walk 57 0.4883 __copy_from_user_ll 49 0.4198 _atomic_dec_and_lock 44 0.3769 timer_interrupt 39 0.3341 find_next_zero_bit 30 0.2570 memcmp 26 0.2227 mwait_idle_with_hints 24 0.2056 __copy_from_user_ll_nozero 24 0.2056 syscall_call 23 0.1970 __find_get_block 22 0.1885 get_page_from_freelist 19 0.1628 __handle_mm_fault 19 0.1628 do_page_fault 18 0.1542 find_get_page 18 0.1542 kmem_cache_alloc 18 0.1542 unmap_vmas 17 0.1456 do_wp_page 16 0.1371 no_singlestep 14 0.1199 do_lookup 14 0.1199 kunmap_atomic 13 0.1114 kmem_cache_free 13 0.1114 strncpy_from_user 12 0.1028 copy_page_range 12 0.1028 do_path_lookup 11 0.0942 filemap_nopage 11 0.0942 permission 10 0.0857 dput 9 0.0771 apic_timer_interrupt 9 0.0771 flush_tlb_page 9 0.0771 page_remove_rmap 9 0.0771 schedule 8 0.0685 page_address 8 0.0685 percpu_counter_mod 8 0.0685 unix_stream_recvmsg 7 0.0600 alloc_inode 7 0.0600 cache_alloc_refill 7 0.0600 fget_light 7 0.0600 rebalance_tick 6 0.0514 __alloc_skb 6 0.0514 __insert_inode_hash 6 0.0514 __wake_up_bit 6 0.0514 error_code 6 0.0514 release_pages 6 0.0514 unix_stream_sendmsg 5 0.0428 __find_get_block_slow 5 0.0428 __follow_mount 5 0.0428 __kmalloc 5 0.0428 __wake_up 5 0.0428 d_alloc 5 0.0428 free_hot_cold_page 5 0.0428 inotify_inode_queue_event 5 0.0428 iret_exc 5 0.0428 irq_entries_start 5 0.0428 link_path_walk 5 0.0428 run_timer_softirq 5 0.0428 scheduler_tick 5 0.0428 unlock_buffer 5 0.0428 vfs_read 5 0.0428 vma_adjust 4 0.0343 __getblk 4 0.0343 __mark_inode_dirty 4 0.0343 __switch_to 4 0.0343 block_read_full_page 4 0.0343 dnotify_parent 4 0.0343 do_notify_resume 4 0.0343 down_read_trylock 4 0.0343 find_vma_prepare 4 0.0343 get_unused_fd 4 0.0343 hrtimer_run_queues 4 0.0343 memcpy 4 0.0343 radix_tree_lookup 4 0.0343 sched_clock 4 0.0343 search_extable 4 0.0343 sys_read 4 0.0343 try_to_wake_up 4 0.0343 up_read 4 0.0343 vm_normal_page 3 0.0257 __brelse 3 0.0257 __first_cpu 3 0.0257 anon_vma_unlink 3 0.0257 arch_get_unmapped_area_topdown 3 0.0257 bio_alloc_bioset 3 0.0257 copy_process 3 0.0257 device_not_available 3 0.0257 do_mmap_pgoff 3 0.0257 do_mpage_readpage 3 0.0257 down_read 3 0.0257 dummy_socket_recvmsg 3 0.0257 fd_install 3 0.0257 find_vma_prev 3 0.0257 free_block 3 0.0257 generic_fillattr 3 0.0257 ll_rw_block 3 0.0257 memcpy_toiovec 3 0.0257 mutex_lock 3 0.0257 notifier_call_chain 3 0.0257 page_add_file_rmap 3 0.0257 rw_verify_area 3 0.0257 skb_queue_head 3 0.0257 smp_apic_timer_interrupt 3 0.0257 softlockup_tick 2 0.0171 __dec_zone_page_state 2 0.0171 __dequeue_signal 2 0.0171 __do_softirq 2 0.0171 __rmqueue 2 0.0171 __set_page_dirty_buffers 2 0.0171 __sigqueue_alloc 2 0.0171 alloc_page_buffers 2 0.0171 alloc_sock_iocb 2 0.0171 cache_reap 2 0.0171 cap_vm_enough_memory 2 0.0171 cp_new_stat64 2 0.0171 down_write 2 0.0171 file_move 2 0.0171 find_busiest_group 2 0.0171 flush_tlb_mm 2 0.0171 fput 2 0.0171 free_pgtables 2 0.0171 get_empty_filp 2 0.0171 get_index 2 0.0171 get_signal_to_deliver 2 0.0171 get_vmalloc_info 2 0.0171 groups_search 2 0.0171 handle_IRQ_event 2 0.0171 hrtimer_forward 2 0.0171 inode_add_bytes 2 0.0171 inode_sub_bytes 2 0.0171 kmem_cache_zalloc 2 0.0171 kthread_should_stop 2 0.0171 lookup_create 2 0.0171 math_state_restore 2 0.0171 move_native_irq 2 0.0171 mutex_unlock 2 0.0171 new_inode 2 0.0171 note_interrupt 2 0.0171 open_namei 2 0.0171 proc_lookup 2 0.0171 profile_hit 2 0.0171 queue_delayed_work 2 0.0171 rb_insert_color 2 0.0171 rb_next 2 0.0171 release_task 2 0.0171 remove_vma 2 0.0171 run_posix_cpu_timers 2 0.0171 save_i387 2 0.0171 skb_dequeue 2 0.0171 skb_queue_tail 2 0.0171 sock_aio_read 2 0.0171 sock_def_readable 2 0.0171 sock_poll 2 0.0171 submit_bio 2 0.0171 sys_close 2 0.0171 sys_mkdirat 2 0.0171 task_rq_lock 2 0.0171 unmap_region 2 0.0171 vma_merge 2 0.0171 vsnprintf 2 0.0171 worker_thread 1 0.0086 __alloc_pages 1 0.0086 __block_prepare_write 1 0.0086 __d_path 1 0.0086 __dentry_open 1 0.0086 __do_page_cache_readahead 1 0.0086 __end_that_request_first 1 0.0086 __group_send_sig_info 1 0.0086 __inc_zone_state 1 0.0086 __kfree_skb 1 0.0086 __lookup_hash 1 0.0086 __make_request 1 0.0086 __pagevec_lru_add_active 1 0.0086 __rcu_process_callbacks 1 0.0086 __remove_shared_vm_struct 1 0.0086 __vma_link 1 0.0086 __vma_link_rb 1 0.0086 __wake_up_common 1 0.0086 _local_bh_enable 1 0.0086 account_system_time 1 0.0086 account_user_time 1 0.0086 add_to_page_cache 1 0.0086 ahci_fill_cmd_slot 1 0.0086 ahci_interrupt 1 0.0086 alloc_buffer_head 1 0.0086 anon_vma_prepare 1 0.0086 atomic_notifier_call_chain 1 0.0086 bio_put 1 0.0086 bit_waitqueue 1 0.0086 blk_complete_request 1 0.0086 blk_rq_map_sg 1 0.0086 block_prepare_write 1 0.0086 blocking_notifier_call_chain 1 0.0086 bmap 1 0.0086 cache_flusharray 1 0.0086 check_kill_permission 1 0.0086 check_userspace 1 0.0086 common_interrupt 1 0.0086 copy_from_user 1 0.0086 cpu_idle 1 0.0086 create_empty_buffers 1 0.0086 create_read_pipe 1 0.0086 d_instantiate 1 0.0086 d_rehash 1 0.0086 do_IRQ 1 0.0086 do_generic_mapping_read 1 0.0086 do_munmap 1 0.0086 do_select 1 0.0086 do_softirq 1 0.0086 do_sys_poll 1 0.0086 do_timer 1 0.0086 dummy_file_permission 1 0.0086 dummy_inode_mkdir 1 0.0086 dummy_socket_sendmsg 1 0.0086 dup_fd 1 0.0086 exec_keys 1 0.0086 fget 1 0.0086 file_ra_state_init 1 0.0086 find_next_bit 1 0.0086 free_pages_and_swap_cache 1 0.0086 free_uid 1 0.0086 generic_file_aio_write 1 0.0086 generic_permission 1 0.0086 get_pid_task 1 0.0086 get_request_wait 1 0.0086 get_task_mm 1 0.0086 get_unmapped_area 1 0.0086 getname 1 0.0086 half_md4_transform 1 0.0086 handle_edge_irq 1 0.0086 handle_stop_signal 1 0.0086 init_buffer 1 0.0086 inode_change_ok 1 0.0086 inode_setattr 1 0.0086 inotify_d_instantiate 1 0.0086 inotify_dentry_parent_queue_event 1 0.0086 internal_add_timer 1 0.0086 irq_exit 1 0.0086 it_real_fn 1 0.0086 kfree 1 0.0086 kfree_skb 1 0.0086 kill_fasync 1 0.0086 kref_get 1 0.0086 ll_back_merge_fn 1 0.0086 load_elf_binary 1 0.0086 load_script 1 0.0086 locks_remove_posix 1 0.0086 lookup_hash 1 0.0086 lru_cache_add 1 0.0086 lru_cache_add_active 1 0.0086 may_open 1 0.0086 memcpy_fromiovec 1 0.0086 mntput_no_expire 1 0.0086 mod_timer 1 0.0086 mwait_idle 1 0.0086 n_tty_receive_buf 1 0.0086 normal_poll 1 0.0086 nr_active 1 0.0086 number 1 0.0086 pipe_read 1 0.0086 pipefs_delete_dentry 1 0.0086 put_page 1 0.0086 radix_tree_insert 1 0.0086 rb_erase 1 0.0086 requeue_task 1 0.0086 restore_sigcontext 1 0.0086 run_local_timers 1 0.0086 run_workqueue 1 0.0086 seq_path 1 0.0086 set_bh_page 1 0.0086 sig_ignored 1 0.0086 slab_destroy 1 0.0086 smp_send_timer_broadcast_ipi 1 0.0086 sock_alloc_send_skb 1 0.0086 split_vma 1 0.0086 strnlen_user 1 0.0086 submit_bh 1 0.0086 sys_poll 1 0.0086 sys_sigreturn 1 0.0086 sys_stat64 1 0.0086 sys_writev 1 0.0086 touch_atime 1 0.0086 truncate_inode_pages 1 0.0086 tsc_update_callback 1 0.0086 tty_ioctl 1 0.0086 unlink_file_vma 1 0.0086 update_process_times 1 0.0086 vfs_create 1 0.0086 vfs_write 1 0.0086 vm_stat_account 1 0.0086 vma_prio_tree_add 1 0.0086 vma_prio_tree_insert 1 0.0086 zone_watermark_ok