Messages in this thread | | | Date | Tue, 30 Dec 2003 16:14:13 -0500 (EST) | From | Thomas Molina <> | Subject | Re: 2.6.0 performance problems |
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On Tue, 30 Dec 2003, William Lee Irwin III wrote:
> Okay, thus far we have some seriously performance-affecting debug > options. Could you turn those off and build non-modular?
Done.
report1.txt is the result of: opreport `bk export linux-2.5 linux-2.6-testb`
report2.txt is the result of: opreport -l vmlinux
The times for this operation is: real 15m20s user 0m35s sys 0m20s
On my main system (1.3GHz Athlon, 512MB memory, fast hard drive; in other words has plenty of resources) I get similar results, scaled down of course.
On 2.4 the times are real 3m47s user 14s sys 7s
On 2.6 the times are real 3m27s user 14s sys 7s
I also get 90+ percent iowait under 2.6 and 0 iowait in 2.4. I'm not sure how the alleged suckiness of 2.6 paging fits into this. On this system the execution times are almost the same. On this machine, in addition to the iowait differences, there are cpu use statistics as reported by top. On 2.4 idle time is 70 percent while on 2.6 the idle time is near zero percent. I'm not sure what the significance of this is.CPU: PIII, speed 648.072 MHz (estimated) Counted CPU_CLK_UNHALTED events (clocks processor is not halted) with a unit mask of 0x00 (No unit mask) count 324036 91780 55.8442 vmlinux 51219 31.1646 bk 15294 9.3057 libc-2.3.2.so 4674 2.8439 libperl.so 618 0.3760 perl 266 0.1618 oprofiled 249 0.1515 bash 119 0.0724 libpthread-0.60.so 57 0.0347 sendmail.sendmail 38 0.0231 ld-2.3.2.so 22 0.0134 cupsd 8 0.0049 init 4 0.0024 syslogd 1 6.1e-04 libdl-2.3.2.so 1 6.1e-04 gpm CPU: PIII, speed 648.072 MHz (estimated) Counted CPU_CLK_UNHALTED events (clocks processor is not halted) with a unit mask of 0x00 (No unit mask) count 324036 vma samples % symbol name c0115e20 22498 22.6776 mark_offset_tsc c0110080 12707 12.8084 mask_and_ack_8259A c018eec0 7115 7.1718 ext3_find_entry c010ff60 4013 4.0450 enable_8259A_irq c0168d50 2650 2.6712 __d_lookup c015eb10 1727 1.7408 link_path_walk c010afd0 1482 1.4938 irq_entries_start c027f730 1316 1.3265 ide_outb c0116920 1043 1.0513 apm_bios_call_simple c0187110 1006 1.0140 find_next_usable_block c0225740 718 0.7237 __copy_from_user_ll c0225200 693 0.6985 atomic_dec_and_lock c010b870 662 0.6673 apic_timer_interrupt c013d3a0 661 0.6663 kmem_cache_alloc c027f6c0 640 0.6451 ide_inb c0197a40 532 0.5362 ext3_permission c016a2e0 498 0.5020 find_inode_fast c0223390 466 0.4697 radix_tree_lookup c0198cf0 460 0.4637 do_get_write_access c01894d0 439 0.4425 ext3_new_inode c0143560 432 0.4354 do_anonymous_page c0127bf0 430 0.4334 run_timer_softirq c0155df0 428 0.4314 block_write_full_page c01184b0 398 0.4012 smp_apic_timer_interrupt c0225430 396 0.3992 strncpy_from_user c01237c0 391 0.3941 do_softirq c0154000 389 0.3921 __find_get_block c0154910 380 0.3830 __block_prepare_write c011be50 379 0.3820 schedule c0167c90 373 0.3760 dput c01a0180 366 0.3689 journal_add_journal_head c015ea60 361 0.3639 do_lookup c013d460 357 0.3599 kmem_cache_free c0152fa0 349 0.3518 __find_get_block_slow c019ad50 344 0.3467 journal_commit_transaction c010d480 339 0.3417 do_IRQ c011b9a0 327 0.3296 scheduler_tick c0144f00 302 0.3044 do_mmap_pgoff c018d430 302 0.3044 ext3_read_inode c010ae57 297 0.2994 sysenter_past_esp c01687b0 288 0.2903 d_alloc c0260290 267 0.2691 __make_request c02256c0 264 0.2661 __copy_to_user_ll c01375f0 264 0.2661 generic_file_aio_write_nolock c025ec00 248 0.2500 blk_rq_map_sg c013d1e0 246 0.2480 free_block c0127a60 246 0.2480 update_one_process c0135c60 243 0.2449 find_get_page c0168170 235 0.2369 prune_dcache c0171790 234 0.2359 do_mpage_readpage c019a800 231 0.2328 __journal_file_buffer c01238f0 229 0.2308 raise_softirq c01396a0 220 0.2218 __rmqueue c018aaa0 215 0.2167 ext3_get_block_handle c0139af0 212 0.2137 buffered_rmqueue c018d710 210 0.2117 ext3_do_update_inode c012df00 210 0.2117 supplemental_group_member c027ce90 208 0.2097 ide_do_request c010d120 206 0.2076 handle_IRQ_event c010af0a 206 0.2076 restore_all c0111210 201 0.2026 timer_interrupt c02a3780 191 0.1925 cfb_imageblit c0152880 190 0.1915 wake_up_buffer c010d250 186 0.1875 note_interrupt c0138970 185 0.1865 mempool_alloc c0153f00 183 0.1845 bh_lru_install c012bed0 181 0.1824 do_sigaction c0169940 180 0.1814 alloc_inode c013cfd0 180 0.1814 cache_alloc_refill c010ff00 178 0.1794 disable_8259A_irq c0199d20 175 0.1764 journal_stop c0109490 174 0.1754 __switch_to c010b850 172 0.1734 common_interrupt c015e5c0 166 0.1673 permission c02d75e0 162 0.1633 i8042_interrupt c018d050 161 0.1623 ext3_get_inode_block c0198400 161 0.1623 start_this_handle c018af50 158 0.1593 ext3_getblk c0199ff0 156 0.1572 __journal_unfile_buffer c0187790 156 0.1572 ext3_new_block c012c770 156 0.1572 notifier_call_chain c015e930 154 0.1552 follow_mount c02900d0 153 0.1542 ide_build_dmatable c0127970 150 0.1512 update_wall_time_one_tick c0156710 149 0.1502 bio_alloc c02a3120 149 0.1502 bitcpy_rev c0187ec0 149 0.1502 ext3_check_dir_entry c01456f0 149 0.1502 find_vma c018a3e0 147 0.1482 ext3_get_branch c0116bd0 146 0.1472 apm_cpu_idle c0127dc0 146 0.1472 do_timer c018fae0 144 0.1451 add_dirent_to_buf c0127a20 142 0.1431 update_wall_time c0116b20 141 0.1421 apm_do_idle c025f970 141 0.1421 get_request c015f5f0 141 0.1421 path_lookup c013fbc0 139 0.1401 shrink_cache c0199870 138 0.1391 journal_dirty_metadata c02a2dd0 137 0.1381 bitcpy c011a3a0 137 0.1381 do_page_fault c015b1b0 136 0.1371 cp_new_stat64 c019c880 135 0.1361 __try_to_free_cp_buf c0127b80 135 0.1361 update_process_times c0260830 129 0.1300 generic_make_request c016ad60 126 0.1270 iput c0139250 124 0.1250 bad_range c0141f80 124 0.1250 zap_pte_range c0265580 122 0.1230 as_dispatch_request c0156a00 122 0.1230 bio_add_page c0170dd0 122 0.1230 sync_sb_inodes c0127370 121 0.1220 __mod_timer c0136bc0 121 0.1220 filemap_nopage c011b370 121 0.1220 recalc_task_prio c0143760 120 0.1210 do_no_page c018a290 120 0.1210 ext3_block_to_path c01874f0 120 0.1210 ext3_try_to_allocate c0139c60 116 0.1169 __alloc_pages c027f740 115 0.1159 ide_outbsync c015aa10 112 0.1129 generic_fillattr c01207f0 112 0.1129 profile_hook c010baa8 111 0.1119 page_fault c013b3e0 110 0.1109 __set_page_dirty_nobuffers c011b540 109 0.1099 try_to_wake_up c0153db0 108 0.1089 __brelse c0139640 108 0.1089 prep_new_page c0339700 107 0.1079 increment_tail c01272b0 107 0.1079 internal_add_timer c012df40 106 0.1068 in_group_p c0281250 104 0.1048 do_rw_taskfile c0147d00 104 0.1048 page_add_rmap c0135ab0 104 0.1048 unlock_page c01399c0 103 0.1038 free_hot_cold_page c027f780 102 0.1028 ide_outl c012c400 101 0.1018 sys_rt_sigaction c02658e0 99 0.0998 as_add_request c025e9e0 97 0.0978 blk_recount_segments c010feb0 97 0.0978 end_8259A_irq c018d160 96 0.0968 ext3_get_inode_loc c013fee0 96 0.0968 refill_inactive_zone c0150820 95 0.0958 get_unused_fd c013ea60 93 0.0937 __pagevec_lru_add c0225560 92 0.0927 __copy_user_intel c01a02d0 91 0.0917 __journal_remove_journal_head c0171b40 91 0.0917 mpage_readpages c0115da0 91 0.0917 sched_clock c0264b20 88 0.0887 as_update_iohist c016a040 88 0.0887 prune_icache c0145d50 87 0.0877 do_munmap c011d9d0 87 0.0877 prepare_to_wait c0265390 86 0.0867 as_move_to_dispatch c027d630 86 0.0867 ide_intr c018b280 85 0.0857 walk_page_buffers c015e3d0 84 0.0847 getname c011c4c0 82 0.0827 __wake_up c0169ae0 82 0.0827 inode_init_once c015fb10 81 0.0816 may_open c028feb0 80 0.0806 ide_build_sglist c011c3e0 80 0.0806 preempt_schedule c01709a0 79 0.0796 __mark_inode_dirty c01a04b0 78 0.0786 journal_put_journal_head c0135860 77 0.0776 add_to_page_cache c010ade1 77 0.0776 ret_from_intr c01540f0 76 0.0766 __getblk c0186aa0 76 0.0766 ext3_get_group_desc c01987f0 76 0.0766 journal_start c0223570 76 0.0766 radix_tree_delete c02239b0 76 0.0766 rb_erase c011c450 75 0.0756 __wake_up_common c0265c80 75 0.0756 as_queue_empty c027cbd0 74 0.0746 start_request c0264540 73 0.0736 as_choose_req c0260c70 72 0.0726 __end_that_request_first c019dd50 72 0.0726 journal_cancel_revoke c013e620 72 0.0726 mark_page_accessed c02a2630 71 0.0716 bitfill32 c01560e0 71 0.0716 ll_rw_block c0287c00 70 0.0706 lba_28_rw_disk c013d960 70 0.0706 reap_timer_fnc c0143c00 69 0.0696 handle_mm_fault c01359b0 69 0.0696 page_waitqueue c0154520 68 0.0685 __block_write_full_page c019e630 68 0.0685 journal_write_metadata_buffer c025f4e0 67 0.0675 blk_run_queues c0138ad0 67 0.0675 mempool_free c01528b0 67 0.0675 unlock_buffer c018de90 66 0.0665 ext3_dirty_inode c02232d0 66 0.0665 radix_tree_insert c0339720 66 0.0665 sync_buffer c0170ae0 65 0.0655 __sync_single_inode c010d380 65 0.0655 enable_irq c027bee0 65 0.0655 ide_end_request c02807d0 65 0.0655 ide_execute_command c010dde0 64 0.0645 disable_irq_nosync c016a520 64 0.0645 get_new_inode_fast c0199680 64 0.0645 journal_dirty_data c013f660 64 0.0645 shrink_list c015aab0 64 0.0645 vfs_getattr c0151550 64 0.0645 vfs_write c0116100 63 0.0635 delay_tsc c0155f70 63 0.0635 submit_bh c02609c0 63 0.0635 submit_bio c0264e10 62 0.0625 as_completed_request c018de30 62 0.0625 ext3_mark_inode_dirty c0261230 62 0.0625 get_io_context c02233f0 61 0.0615 __lookup c013bd20 61 0.0615 do_page_cache_readahead c0264480 60 0.0605 as_add_arq_rb c0265890 60 0.0605 as_next_request c02664a0 60 0.0605 as_set_request c0139360 60 0.0605 free_pages_bulk c02649a0 59 0.0595 as_can_break_anticipation c01275f0 59 0.0595 del_timer c02823f0 59 0.0595 ide_handler_parser c013e820 59 0.0595 release_pages c015fa30 59 0.0595 vfs_create c0144c10 59 0.0595 vma_merge c02237f0 58 0.0585 __rb_erase_color c018b380 58 0.0585 ext3_prepare_write c01722e0 58 0.0585 mpage_writepages c025fee0 57 0.0575 disk_round_stats c015f8c0 56 0.0564 __user_walk c0234410 56 0.0564 add_timer_randomness c0265300 56 0.0564 as_fifo_expired c018f4f0 56 0.0564 ext3_lookup c018a8a0 56 0.0564 ext3_splice_branch c0225340 56 0.0564 memcpy c0142c50 55 0.0554 do_wp_page c025fe50 55 0.0554 drive_stat_acct c027fe90 55 0.0554 ide_wait_stat c0147dd0 55 0.0554 page_remove_rmap c0152450 54 0.0544 __fput c0264ff0 54 0.0544 as_remove_queued_request c018dd60 54 0.0544 ext3_reserve_inode_write c025f8b0 54 0.0544 freed_request c0290590 54 0.0544 ide_start_dma c0199550 54 0.0544 journal_get_undo_access c0199300 53 0.0534 journal_get_write_access c015e780 53 0.0534 real_lookup c013e570 52 0.0524 activate_page c0264370 52 0.0524 as_add_arq_hash c025d9d0 52 0.0524 elv_queue_empty c015fcd0 52 0.0524 open_namei c0223700 52 0.0524 rb_insert_color c013b9d0 52 0.0524 read_pages c0152ae0 51 0.0514 end_buffer_write_sync c018dca0 51 0.0514 ext3_writepage_trans_blocks c0145a70 51 0.0514 unmap_region c0142200 51 0.0514 unmap_vmas c012ede0 51 0.0514 worker_thread c0154400 50 0.0504 create_empty_buffers c0168980 50 0.0504 d_instantiate c01455b0 50 0.0504 get_unmapped_area c013ae30 49 0.0494 balance_dirty_pages_ratelimited c0135b90 48 0.0484 __lock_page c0265220 48 0.0484 as_remove_request c016b2e0 48 0.0484 inode_change_ok c0141a70 48 0.0484 pte_alloc_map c02231c0 48 0.0484 radix_tree_preload c016b200 48 0.0484 wake_up_inode c02345c0 47 0.0474 add_disk_randomness c0152860 47 0.0474 bh_waitq_head c0167c10 47 0.0474 d_callback c018b580 47 0.0474 ext3_ordered_commit_write c0145910 47 0.0474 free_pgtables c016a960 47 0.0474 iget_locked c0265cf0 46 0.0464 as_merge c01900e0 46 0.0464 ext3_add_entry c018db00 46 0.0464 ext3_setattr c0192910 45 0.0454 ext3_alloc_inode c01115c0 44 0.0444 sys_mmap2 c0167c50 43 0.0433 d_free c015abb0 43 0.0433 vfs_lstat c021fe30 42 0.0423 cap_vm_enough_memory c0282350 42 0.0423 ide_pre_handler_parser c0144770 42 0.0423 remove_shared_vm_struct c01397c0 42 0.0423 rmqueue_bulk c0142180 42 0.0423 unmap_page_range c0265b90 41 0.0413 as_insert_request c0141620 41 0.0413 blk_queue_bounce c0135d30 41 0.0413 find_lock_page c0145760 41 0.0413 find_vma_prev c0152280 41 0.0413 get_empty_filp c016b650 41 0.0413 notify_change c0264500 40 0.0403 as_find_arq_rb c0192090 40 0.0403 ext3_journal_start c0282490 40 0.0403 ide_cmd_type_parser c01987a0 40 0.0403 new_handle c016a350 40 0.0403 new_inode c0148230 39 0.0393 __pte_chain_free c01570c0 39 0.0393 bio_endio c027fdb0 39 0.0393 drive_is_ready c018d3d0 39 0.0393 ext3_set_inode_flags c0287de0 39 0.0393 ide_do_rw_disk c01459b0 39 0.0393 unmap_vma c0152770 38 0.0383 __constant_c_and_count_memset c0287910 38 0.0383 __ide_do_rw_disk c01566b0 38 0.0383 bio_destructor c025f1f0 38 0.0383 blk_plug_device c0156280 38 0.0383 drop_buffers c011dad0 38 0.0383 finish_wait c016b460 38 0.0383 inode_setattr c0145f00 38 0.0383 sys_munmap c02907e0 37 0.0373 __ide_dma_begin c013eb60 37 0.0373 __pagevec_lru_add_active c0153a00 37 0.0373 create_buffers c0123740 37 0.0373 current_kernel_time c025d880 37 0.0373 elv_next_request c01448f0 37 0.0373 find_vma_prepare c0287a30 37 0.0373 get_command c028fe00 37 0.0373 ide_dma_intr c0223af0 37 0.0373 rb_next c0150340 37 0.0373 sys_chmod c02252d0 36 0.0363 __const_udelay c03398b0 36 0.0363 add_event_entry c02643c0 36 0.0363 as_find_arq_hash c011b320 36 0.0363 effective_prio c013a120 36 0.0363 nr_free_pages c0153420 35 0.0353 inode_has_buffers c019aca0 35 0.0353 journal_end_buffer_io_sync c018a5f0 34 0.0343 ext3_alloc_branch c015b3a0 34 0.0343 inode_add_bytes c0167220 34 0.0343 locks_remove_posix c025d7d0 33 0.0333 __elv_add_request c02908d0 33 0.0333 __ide_dma_test_irq c0264cf0 33 0.0333 as_update_arq c013cd40 33 0.0333 cache_grow c013b860 33 0.0333 file_ra_state_init c02cb2e0 33 0.0333 stall_callback c016ae80 33 0.0333 update_atime c0290640 32 0.0323 __ide_dma_read c01690a0 32 0.0323 d_rehash c0188ad0 32 0.0323 ext3_file_write c0150b10 32 0.0323 filp_close c016ae30 32 0.0323 inode_times_differ c016af60 32 0.0323 inode_update_time c01a00d0 32 0.0323 journal_alloc_journal_head c01482b0 32 0.0323 pte_chain_alloc c0192100 31 0.0312 __ext3_journal_stop c0290830 31 0.0312 __ide_dma_end c0151490 31 0.0312 do_sync_write c0153260 31 0.0312 end_buffer_async_write c0138240 31 0.0312 generic_file_aio_write c014ff40 31 0.0312 sys_access c025ff30 30 0.0302 __blk_put_request c0154d30 30 0.0302 __block_commit_write c02909b0 30 0.0302 __ide_dma_count c0145b50 30 0.0302 detach_vmas_to_be_unmapped c013d7e0 30 0.0302 drain_array c02a21e0 30 0.0302 soft_cursor c0150ba0 30 0.0302 sys_close c0156500 29 0.0292 alloc_buffer_head c025dcd0 29 0.0292 elv_try_last_merge c0150a10 29 0.0292 fd_install c0265110 28 0.0282 as_remove_dispatched_request c016c0e0 28 0.0282 dnotify_parent c027d230 28 0.0282 do_ide_request c0155f30 28 0.0282 end_bio_bh_io_sync c018a4d0 28 0.0282 ext3_find_near c0197c00 28 0.0282 ext3_init_acl c0188a20 28 0.0282 ext3_release_file c0150650 28 0.0282 filp_open c0339320 28 0.0282 get_exec_dcookie c0138b90 28 0.0282 mempool_alloc_slab c018b1d0 27 0.0272 ext3_bread c0135ed0 27 0.0272 find_get_pages c0261140 27 0.0272 put_io_context c016b5f0 27 0.0272 setattr_mask c029d860 27 0.0272 sys_outbuf c016aa20 26 0.0262 __insert_inode_hash c0153620 26 0.0262 __set_page_dirty_buffers c0264670 26 0.0262 as_find_next_arq c0260ec0 26 0.0262 end_that_request_last c010b8d8 26 0.0262 error_code c01a0290 26 0.0262 journal_grab_journal_head c025ed60 26 0.0262 ll_back_merge_fn c0171540 26 0.0262 mpage_end_io_read c012fb50 26 0.0262 rcu_do_batch c0127db0 26 0.0262 run_local_timers c0153c60 25 0.0252 __getblk_slow c01568e0 25 0.0252 bio_put c0169c80 25 0.0252 clear_inode c018a560 25 0.0252 ext3_find_goal c018b920 25 0.0252 ext3_ordered_writepage c0128ea0 25 0.0252 rm_from_queue c0144a40 25 0.0252 vma_link c02648e0 24 0.0242 as_close_req c025f370 24 0.0242 generic_unplug_device c015e6b0 24 0.0242 path_release c011d960 24 0.0242 remove_wait_queue c0280fa0 23 0.0232 SELECT_DRIVE c013d3e0 23 0.0232 __kmalloc c011d8a0 23 0.0232 add_wait_queue c02647d0 23 0.0232 as_antic_stop c0135b10 23 0.0232 end_page_writeback c0192a80 23 0.0232 ext3_clear_inode c018ae00 23 0.0232 ext3_get_block c018dd20 23 0.0232 ext3_mark_iloc_dirty c0137210 23 0.0232 generic_file_mmap c013e720 23 0.0232 lru_add_drain c0153d60 23 0.0232 mark_buffer_dirty c0147c50 23 0.0232 page_referenced c012ec00 23 0.0232 queue_work c0145a40 23 0.0232 unmap_vma_list c019e930 22 0.0222 __log_space_left c013cc90 22 0.0222 cache_init_objs c012fb20 22 0.0222 call_rcu c014cb10 22 0.0222 free_page_and_swap_cache c02234d0 22 0.0222 radix_tree_gang_lookup c01516f0 22 0.0222 sys_write c02c7610 22 0.0222 uhci_hub_status_data c0142110 22 0.0222 zap_pmd_range c0264ae0 21 0.0212 as_can_anticipate c02612b0 21 0.0212 copy_io_context c01506c0 21 0.0212 dentry_open c0167340 21 0.0212 locks_remove_flock c029d8a0 21 0.0212 move_buf_aligned c0186b60 21 0.0212 read_block_bitmap c010ae14 21 0.0212 resume_kernel c02b6fa0 21 0.0212 rh_report_status c015b320 21 0.0212 sys_lstat64 c0163d00 21 0.0212 sys_select c0266430 20 0.0202 as_put_request c025f2c0 20 0.0202 blk_remove_plug c01893d0 20 0.0202 find_group_other c011d2f0 20 0.0202 io_schedule c0138bb0 20 0.0202 mempool_free_slab c0154260 20 0.0202 set_bh_page c0225260 19 0.0192 __delay c011db50 19 0.0192 autoremove_wake_function c0168cf0 19 0.0192 d_lookup c0197da0 19 0.0192 ext3_acl_chmod c0190a60 19 0.0192 ext3_create c0339390 19 0.0192 lookup_dcookie c01374c0 19 0.0192 remove_suid c0264320 18 0.0181 as_remove_merge_hints c013d2c0 18 0.0181 cache_flusharray c025dd60 18 0.0181 clear_queue_congested c0152550 18 0.0181 fget_light c0152620 18 0.0181 file_move c0152430 18 0.0181 fput c0153b20 18 0.0181 grow_dev_page c0150a50 18 0.0181 sys_open c013b520 18 0.0181 test_clear_page_dirty c01541b0 17 0.0171 __bread c01354f0 17 0.0171 __remove_from_page_cache c025da50 17 0.0171 elv_set_request c018a250 17 0.0171 ext3_alloc_block c0152510 17 0.0171 fget c019ff70 17 0.0171 journal_blocks_per_page c015f810 17 0.0171 lookup_hash c0171660 17 0.0171 mpage_alloc c0160ae0 17 0.0171 sys_unlink c01529e0 16 0.0161 __set_page_buffers c0152900 16 0.0161 __wait_on_buffer c03394b0 16 0.0161 add_user_ctx_switch c0157440 16 0.0161 bio_phys_segments c016bdd0 16 0.0161 dnotify_flush c013d8b0 16 0.0161 drain_array_locked c025d6e0 16 0.0161 elv_merge c0155590 16 0.0161 generic_commit_write c02cb480 16 0.0161 init_stall_timer c013f120 16 0.0161 invalidate_mapping_pages c0261120 16 0.0161 kblockd_schedule_work c0127580 16 0.0161 mod_timer c0168bf0 15 0.0151 d_splice_alias c025daf0 15 0.0151 elv_completed_request c01909e0 15 0.0151 ext3_add_nondir c018bd90 15 0.0151 ext3_releasepage c018c060 15 0.0151 ext3_set_aops c02cbb70 15 0.0151 hc_state_transitions c016b090 15 0.0151 i_waitq_head c0223260 15 0.0151 radix_tree_extend c02236c0 14 0.0141 __rb_rotate_right c0155510 14 0.0141 block_prepare_write c01639f0 14 0.0141 do_select c01757e0 14 0.0141 eventpoll_init_file c0152680 14 0.0141 file_kill c013e6c0 14 0.0141 lru_cache_add_active c0290710 13 0.0131 __ide_dma_write c0264450 13 0.0131 as_find_first_arq c02663c0 13 0.0131 as_work_handler c0144b60 13 0.0131 can_vma_merge_before c011c430 13 0.0131 default_wake_function c0191340 13 0.0131 ext3_orphan_del c0135e00 13 0.0131 find_or_create_page c0156560 13 0.0131 free_buffer_head c0139ad0 13 0.0131 free_hot_page c0122080 13 0.0131 next_thread c010adfc 13 0.0131 resume_userspace c0160950 13 0.0131 vfs_unlink c019d050 12 0.0121 __journal_clean_checkpoint_list c0188a90 12 0.0121 ext3_open_file c018bd20 12 0.0121 ext3_readpages c019aab0 12 0.0121 journal_file_buffer c01806a0 12 0.0121 proc_lookup c01564c0 12 0.0121 recalc_bh_state c0169c20 11 0.0111 __iget c03395a0 11 0.0111 add_us_sample c0265e90 11 0.0111 as_merged_request c015e6f0 11 0.0111 cached_lookup c018b490 11 0.0111 ext3_journal_dirty_data c029da30 11 0.0111 fb_get_buffer_offset c016abe0 11 0.0111 generic_forget_inode c013d4b0 11 0.0111 kfree c01637d0 11 0.0111 poll_freewait c0188c10 11 0.0111 read_inode_bitmap c0156360 11 0.0111 try_to_free_buffers c0281030 10 0.0101 SELECT_MASK c0223680 10 0.0101 __rb_rotate_left c0339610 10 0.0101 add_sample c0127680 10 0.0101 cascade c0156220 10 0.0101 check_ttfb_buffer c025d990 10 0.0101 elv_remove_request c0152ab0 10 0.0101 end_buffer_read_sync c0299200 10 0.0101 fb_flashcursor c02d78a0 10 0.0101 i8042_timer_func c0223b50 10 0.0101 rb_prev c013c3b0 10 0.0101 slab_destroy c01544b0 10 0.0101 unmap_underlying_metadata c0141c10 9 0.0091 copy_page_range c01890f0 9 0.0091 find_group_orlov c019dec0 9 0.0091 journal_write_revoke_records c0223160 9 0.0091 radix_tree_node_alloc c0223670 9 0.0091 radix_tree_node_ctor c033c7b0 9 0.0091 sock_poll c0339670 9 0.0091 take_tasks_mm c01449a0 8 0.0081 __vma_link c02642d0 8 0.0081 as_get_io_context c0260ea0 8 0.0081 end_that_request_first c018a0f0 8 0.0081 ext3_put_inode c018ee90 8 0.0081 ext3_update_dx_flag c019d170 7 0.0071 __journal_insert_checkpoint c0135960 7 0.0071 add_to_page_cache_lru c0169d40 7 0.0071 dispose_list c025d710 7 0.0071 elv_merged_request c025da90 7 0.0071 elv_put_request c01a0160 7 0.0071 journal_free_journal_head c019ebb0 7 0.0071 journal_next_log_block c01542a0 7 0.0071 try_to_release_page c0171030 7 0.0071 writeback_inodes c013e9d0 6 0.0060 __pagevec_release_nonlru c0157470 6 0.0060 bio_hw_segments c0286a90 6 0.0060 default_end_request c0136040 6 0.0060 do_generic_mapping_read c013b200 6 0.0060 do_writepages c018b850 6 0.0060 ext3_bmap c01638f0 6 0.0060 max_select_fd c0119f60 6 0.0060 pte_alloc_one c0127f80 6 0.0060 schedule_timeout c012f3d0 6 0.0060 schedule_work c015b360 6 0.0060 sys_fstat64 c0122e10 6 0.0060 sys_time c035fec0 6 0.0060 tcp_poll c015f730 5 0.0050 __lookup_hash c013e780 5 0.0050 __page_cache_release c0123960 5 0.0050 __tasklet_schedule c0339570 5 0.0050 add_sample_entry c0264700 5 0.0050 as_antic_expired c0158d10 5 0.0050 blkdev_writepage c0350460 5 0.0050 dev_watchdog c019d6e0 5 0.0050 find_revoke_record c03396b0 5 0.0050 get_slots c0290270 5 0.0050 ide_destroy_dmatable c0153ab0 5 0.0050 init_page_buffers c013e660 5 0.0050 lru_cache_add c023bee0 5 0.0050 read_chan c0153970 5 0.0050 remove_inode_buffers c0111f00 5 0.0050 restore_fpu c0339800 5 0.0050 sync_cpu_buffers c0160430 5 0.0050 vfs_mkdir c0151360 5 0.0050 vfs_read c013a060 4 0.0040 __pagevec_free c0144960 4 0.0040 __vma_link_rb c0339470 4 0.0040 add_kernel_ctx_switch c0140720 4 0.0040 balance_pgdat c016adf0 4 0.0040 bmap c01173c0 4 0.0040 check_events c0299250 4 0.0040 cursor_timer_handler c01512a0 4 0.0040 do_sync_read c0155ef0 4 0.0040 generic_block_bmap c015e610 4 0.0040 get_write_access c0156640 4 0.0040 init_buffer c01565d0 4 0.0040 init_buffer_head c013edd0 4 0.0040 invalidate_complete_page c01a0470 4 0.0040 journal_remove_journal_head c019a2e0 4 0.0040 journal_try_to_free_buffers c013bea0 4 0.0040 page_cache_readahead c0170a90 4 0.0040 write_inode c01714f0 4 0.0040 writeback_in_progress c0152a20 3 0.0030 __clear_page_buffers c0136530 3 0.0030 __generic_file_aio_read c0139fa0 3 0.0030 __get_free_pages c0339430 3 0.0030 add_cpu_switch c0264850 3 0.0030 as_antic_timeout c0265cd0 3 0.0030 as_latter_request c01419c0 3 0.0030 clear_page_tables c0169a80 3 0.0030 destroy_inode c0190bd0 3 0.0030 ext3_mkdir c018dac0 3 0.0030 ext3_write_inode c0279480 3 0.0030 hermes_bap_pread c0192990 3 0.0030 init_once c02d0690 3 0.0030 input_event c01538f0 3 0.0030 invalidate_inode_buffers c019de50 3 0.0030 journal_switch_revoke_table c0171620 3 0.0030 mpage_bio_submit c013b760 3 0.0030 pdflush_operation c0127f70 3 0.0030 process_timeout c013f440 3 0.0030 shrink_slab c0339870 3 0.0030 timer_ping c016a3d0 3 0.0030 unlock_new_inode c011b6f0 3 0.0030 wake_up_forked_process c013a090 2 0.0020 __free_pages c019ff90 2 0.0020 __jbd_kmalloc c019ab10 2 0.0020 __journal_refile_buffer c019d0e0 2 0.0020 __journal_remove_checkpoint c019a210 2 0.0020 __journal_try_to_free_buffer c0273bc0 2 0.0020 __orinoco_ev_info c0163820 2 0.0020 __pollwait c0339530 2 0.0020 add_cookie_switch c0116830 2 0.0020 apm_bios_call c01175d0 2 0.0020 apm_event_handler c0116a40 2 0.0020 apm_get_event c0264730 2 0.0020 as_antic_waitnext c0260050 2 0.0020 blk_congestion_wait c018b8f0 2 0.0020 bput_one c01794b0 2 0.0020 create_elf_tables c03421c0 2 0.0020 datagram_poll c0246930 2 0.0020 do_con_trol c0192960 2 0.0020 ext3_destroy_inode c0136430 2 0.0020 file_read_actor c013a0e0 2 0.0020 free_pages c016aad0 2 0.0020 generic_delete_inode c016ad40 2 0.0020 generic_drop_inode c0150e10 2 0.0020 generic_file_llseek c013a2f0 2 0.0020 get_page_state c0279230 2 0.0020 hermes_bap_seek c011cbc0 2 0.0020 idle_cpu c016b870 2 0.0020 is_bad_inode c019ec70 2 0.0020 journal_bmap c018b900 2 0.0020 journal_dirty_data_fn c019a1c0 2 0.0020 journal_unfile_buffer c0243900 2 0.0020 kbd_keycode c013cd00 2 0.0020 kmem_flagcheck c0140940 2 0.0020 kswapd c01600d0 2 0.0020 lookup_create c013ece0 2 0.0020 pagevec_lookup c01509d0 2 0.0020 put_unused_fd c0299520 2 0.0020 putcs_aligned c012fd60 2 0.0020 rcu_check_callbacks c012fc60 2 0.0020 rcu_process_callbacks c013e480 2 0.0020 rotate_reclaimable_page c01276f0 2 0.0020 second_overflow c012b430 2 0.0020 sys_rt_sigprocmask c0123a00 2 0.0020 tasklet_action c015ac10 2 0.0020 vfs_fstat c0224830 2 0.0020 vsnprintf c013afe0 2 0.0020 wb_kupdate c01714d0 2 0.0020 writeback_acquire c0234600 1 0.0010 SHATransform c0153e50 1 0.0010 __bread_slow c0169380 1 0.0010 __d_path c0137530 1 0.0010 __filemap_copy_from_user_iovec c0273e40 1 0.0010 __orinoco_ev_rx c013e990 1 0.0010 __pagevec_release c013b560 1 0.0010 __pdflush c0170d20 1 0.0010 __writeback_single_inode c0299820 1 0.0010 accel_putc c0120090 1 0.0010 acquire_console_sem c012f460 1 0.0010 alloc_pidmap c0117660 1 0.0010 apm_mainloop c0264780 1 0.0010 as_antic_waitreq c02600e0 1 0.0010 attempt_merge c013acf0 1 0.0010 balance_dirty_pages c018b8e0 1 0.0010 bget_one c0154dc0 1 0.0010 block_read_full_page c0156430 1 0.0010 block_sync_page c03b9660 1 0.0010 cache_clean c0169ff0 1 0.0010 can_unuse c0248540 1 0.0010 con_chars_in_buffer c0247ed0 1 0.0010 console_callback c0241b10 1 0.0010 conv_uni_to_pc c011e780 1 0.0010 copy_process c015b7d0 1 0.0010 copy_strings c01694c0 1 0.0010 d_path c012f820 1 0.0010 detach_pid c010b928 1 0.0010 device_not_available c0247770 1 0.0010 do_con_write c011f170 1 0.0010 do_fork c01228f0 1 0.0010 do_getitimer c010ad30 1 0.0010 do_notify_resume c0243f90 1 0.0010 do_update_region c025d9f0 1 0.0010 elv_latter_request c025dbe0 1 0.0010 elv_rq_merge_ok c016b910 1 0.0010 expand_fd_array c0187d30 1 0.0010 ext3_group_sparse c018ca40 1 0.0010 ext3_truncate c01635d0 1 0.0010 filldir64 c0239440 1 0.0010 flush_to_ldisc c0117360 1 0.0010 get_event c010aad0 1 0.0010 handle_signal c011d310 1 0.0010 io_schedule_timeout c038ca70 1 0.0010 ip_ct_find_helper c0355c40 1 0.0010 ip_route_input c0199350 1 0.0010 journal_get_create_access c0242e10 1 0.0010 k_spec c0243be0 1 0.0010 kbd_event c019e240 1 0.0010 kjournald c025efc0 1 0.0010 ll_merge_requests_fn c0179cc0 1 0.0010 load_elf_binary c010cdd0 1 0.0010 math_state_restore c017bd40 1 0.0010 mb_cache_shrink_fn c02d2030 1 0.0010 mousedev_event c010ae1e 1 0.0010 need_resched c011b960 1 0.0010 nr_running c013a170 1 0.0010 nr_used_zone_pages c0111670 1 0.0010 old_mmap c023a430 1 0.0010 opost_block c015db00 1 0.0010 pipe_poll c0108f40 1 0.0010 prepare_to_copy c017d800 1 0.0010 proc_alloc_inode c01821f0 1 0.0010 proc_calc_metrics c0180100 1 0.0010 proc_file_read c017d990 1 0.0010 proc_get_inode c0128790 1 0.0010 recalc_sigpending c01200d0 1 0.0010 release_console_sem c0339650 1 0.0010 release_mm c0353160 1 0.0010 rt_hash_code c0223c80 1 0.0010 rwsem_wake c015bbc0 1 0.0010 setup_arg_pages c010a610 1 0.0010 setup_frame c016a240 1 0.0010 shrink_icache_memory c012b370 1 0.0010 sigprocmask c02244e0 1 0.0010 skip_atoi c0225510 1 0.0010 strnlen_user c02d6800 1 0.0010 synaptics_process_byte c0157bc0 1 0.0010 sync_supers c0169590 1 0.0010 sys_getcwd c01604f0 1 0.0010 sys_mkdir c0151680 1 0.0010 sys_read c0151cc0 1 0.0010 sys_writev c015ab50 1 0.0010 vfs_stat c023e1e0 1 0.0010 vt_ioctl c010af1d 1 0.0010 work_resched c023c760 1 0.0010 write_chan
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