From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from cuprel1.hp.com (cuprel1.hp.com [156.153.254.40]) by dsl2.external.hp.com (Postfix) with ESMTP id 2ECCA482A for ; Thu, 30 May 2002 09:19:23 -0600 (MDT) Received: from b180.bame (lart.fc.hp.com [15.1.54.48]) by cuprel1.hp.com (Postfix) with ESMTP id 89A8511F9 for ; Thu, 30 May 2002 08:19:22 -0700 (PDT) Message-Id: Date: Thu, 30 May 2002 09:18:37 -0600 (MDT) From: bame@fc.hp.com (Paul Bame) To: parisc-linux@parisc-linux.org Subject: [parisc-linux] I/O-centric profile Sender: parisc-linux-admin@lists.parisc-linux.org Errors-To: parisc-linux-admin@lists.parisc-linux.org List-Help: List-Post: List-Subscribe: , List-Id: parisc-linux developers list List-Unsubscribe: , List-Archive: I edited System.map to get rid of the $lcfu_done sorts of symbols within the user-space copy routines. This load, again on a b180, is a bunch of big file tree copies and syncs and removes mixed with some large file creation via dd and syncs. 8443 total 0.0048 2500 lcopy_from_user 36.7647 945 lcopy_to_user 16.8750 403 memset 12.5938 273 cpu_idle 3.7917 215 ext3_do_update_inode 0.1701 151 scsi_dispatch_cmd 0.1560 132 journal_dirty_metadata 0.2115 129 do_get_write_access 0.0762 121 flush_user_icache_range_asm 3.3611 120 __make_request 0.0415 111 journal_get_write_access 0.6307 97 journal_cancel_revoke 0.3566 90 flush_user_dcache_range_asm 2.5000 88 ext3_get_inode_loc 0.1964 76 get_hash_table 0.4318 71 $$remU 0.2399 65 rmqueue 0.0710 65 $$divU 0.2257 58 __journal_file_buffer 0.0815 57 d_lookup 0.1484 55 kmem_cache_alloc 0.1741 55 journal_add_journal_head 0.1580 55 ext3_new_block 0.0238 54 link_path_walk 0.0213 54 kmem_cache_free 0.2700 52 __brelse 0.6500 48 clear_user_page_asm 0.4286 44 journal_unlock_journal_head 0.2619 44 ext3_dirty_inode 0.1746 43 generic_file_write 0.0219 43 ext3_check_dir_entry 0.1558 40 schedule 0.0422 40 __block_prepare_write 0.0450 38 start_this_handle 0.0748 37 journal_stop 0.0685 36 ext3_get_block_handle 0.0457 35 scsi_request_fn 0.0425 34 mark_page_accessed 0.3542 33 kfree 0.1618 32 nfs3_xdr_sattrargs 0.0116 32 __jbd_kmalloc 0.1600 32 $$mulU 0.0602 31 memscan 0.7045 30 ll_rw_block 0.0487 30 journal_start 0.1056 30 journal_commit_transaction 0.0065 29 memcmp 0.3625 29 ext3_mark_iloc_dirty 0.2339 29 ext3_find_entry 0.0374 29 do_generic_file_read 0.0229 28 __free_pages_ok 0.0262 27 kmalloc 0.0742 24 lstrncpy_from_user 0.3333 24 __insert_into_lru_list 0.1053 22 syscall_restore 0.0917 22 ext3_mark_inode_dirty 0.2500 22 buffer_insert_inode_queue 0.3235 22 __mark_inode_dirty 0.1341 21 __wake_up 0.0750 20 ext3_add_entry 0.0158 19 memcpy 0.5278 19 ext3_reserve_inode_write 0.0742 19 ext3_new_inode 0.0075 18 ext3_get_branch 0.0608 18 ext3_alloc_branch 0.0201 18 bread 0.1324 17 ext3_test_allocatable 0.2024 17 ext3_get_group_desc 0.0944 17 ext3_commit_write 0.0281 17 dput 0.0394 16 walk_page_buffers 0.0635 16 unlock_page 0.1143 16 try_to_free_buffers 0.0435 16 sys_write 0.0455 16 sys_read 0.0455 16 getblk 0.1429 16 __journal_unfile_buffer 0.0288 16 __free_pages 0.2105 15 path_init 0.0291 15 __refile_buffer 0.1250 15 __block_commit_write 0.0399 14 shrink_cache 0.0136 14 find_inode 0.0814 14 add_to_page_cache_unique 0.0673 13 fput 0.0332 12 reschedule_idle 0.0140 12 permission 0.1500 12 get_empty_filp 0.0361 12 generic_make_request 0.0273 12 fimanyloop 0.6000 12 __journal_remove_journal_head 0.0303 12 $$remI 0.0366 11 vfs_permission 0.0316 11 set_buffer_flushtime 0.3929 11 sd_init_command 0.0119 11 open_namei 0.0071 11 lru_cache_add 0.0550 11 ext3_splice_branch 0.0179 11 ext3_clear_blocks 0.0243 11 ext3_block_to_path 0.0404 11 __alloc_pages 0.0204 10 truncate_list_pages 0.0216 10 submit_bh 0.0532 10 journal_dirty_data 0.0198 10 ext3_prepare_write 0.0253 10 copy_user_page_asm 0.0658 10 add_page_to_hash_queue 0.0806 10 __remove_from_lru_list 0.0781 9 pipe_read 0.0138 9 fdsync 0.4500 9 ext3_writepage_trans_blocks 0.0592 9 ext3_getblk 0.0112 9 ext3_free_data 0.0186 9 create_buffers 0.0352 9 __find_lock_page_helper 0.0433 8 prune_icache 0.0233 8 journal_unmap_buffer 0.0127 8 journal_flushpage 0.0157 8 get_unused_buffer_head 0.0444 8 ext3_read_inode 0.0084 8 ext3_free_blocks 0.0043 8 __remove_inode_page 0.0541 7 unlock_buffer 0.0583 7 syscall_exit 0.2500 7 sd_find_queue 0.1250 7 prune_dcache 0.0152 7 log_space_left 0.2188 7 journal_get_undo_access 0.0194 7 intr_restore 0.0155 7 handle_interruption 0.0054 7 getname 0.0287 7 ext3_get_block 0.0372 7 ext3_forget 0.0233 7 block_read_full_page 0.0091 7 add_timer 0.0269 7 _switch_to_ret 0.0090 6 update_atime 0.0484 6 scsi_init_io_v 0.0205 6 purge_kernel_dcache_page 0.0600 6 generic_commit_write 0.0417 6 fget 0.0938 6 fcntl_dirnotify 0.0152 6 create_empty_buffers 0.0375 5 syscall_check_bh 0.3125 5 path_release 0.0595 5 page_cache_read 0.0171 5 nr_free_buffer_pages 0.0694 5 iput 0.0080 5 get_unused_fd 0.0114 5 get_new_inode 0.0094 5 ext3_orphan_del 0.0071 5 ext3_find_goal 0.0179 5 ext3_create 0.0142 5 d_alloc 0.0117 5 bcopy 0.1389 5 balance_dirty_state 0.0347 5 _switch_to 0.0463 5 __user_walk 0.0379 5 __down_read 0.0305 4 sys_utime 0.0130 4 sys_close 0.0244 4 pipe_write 0.0052 4 notify_change 0.0095 4 ncr_queue_command 0.0013 4 journal_try_to_free_buffers 0.0175 4 journal_alloc_journal_head 0.0244 4 generic_unplug_device 0.0588 4 filldir64 0.0116 4 ext3_bread 0.0270 4 dentry_open 0.0076 4 clear_inode 0.0172 4 cached_lookup 0.0323 4 add_wait_queue 0.0833 4 __wake_up_sync 0.0132 4 __put_unused_buffer_head 0.0263 4 __lru_cache_del 0.0286 4 __free_pte 0.0286 4 __find_lock_page 0.1429 4 Letext 0.0270 3 truncate_complete_page 0.0259 3 sys_open 0.0107 3 sys_fcntl 0.0268 3 put_filp 0.0288 3 lookup_hash 0.0132 3 locks_remove_posix 0.0079 3 journal_dirty_sync_data 0.0214 3 grow_buffers 0.0070 3 filemap_nopage 0.0044 3 file_read_actor 0.0234 3 ext3_truncate 0.0026 3 ext3_readdir 0.0026 3 ext3_free_inode 0.0022 3 ext3_file_write 0.0208 3 d_rehash 0.0187 3 _alloc_pages 0.0682 3 __up_read 0.0341 3 ___wait_on_page 0.0150 2 write_some_buffers 0.0060 2 vfs_readdir 0.0064 2 try_to_release_page 0.0139 2 sys_newstat 0.0125 2 sys_getdents64 0.0106 2 scsi_add_timer 0.0119 2 refile_buffer 0.0833 2 pipe_wait 0.0081 2 lookup_create 0.0109 2 locks_remove_flock 0.0161 2 kmem_cache_reap 0.0034 2 intr_do_resched 0.0556 2 inode_setattr 0.0075 2 inode_has_buffers 0.0455 2 inode_change_ok 0.0042 2 init_rwsem 0.1000 2 in_group_p 0.0385 2 grow_dev_page 0.0086 2 get_empty_inode 0.0116 2 generic_file_readahead 0.0048 2 generic_file_read 0.0060 2 ext3_unlink 0.0037 2 ext3_orphan_add 0.0030 2 ext3_alloc_block 0.0500 2 end_buffer_io_sync 0.0192 2 do_page_fault 0.0026 2 do_no_page 0.0044 2 do_journal_get_write_access 0.0147 2 dispose_list 0.0139 2 buffer_insert_inode_data_queue 0.0294 2 block_prepare_write 0.0217 2 bdget 0.0060 2 add_wait_queue_exclusive 0.0417 2 __run_task_queue 0.0143 1 zap_page_range 0.0011 1 wait_for_buffers 0.0038 1 vm_enough_memory 0.0063 1 unmap_underlying_metadata 0.0064 1 tty_poll 0.0049 1 tcp_write_xmit 0.0013 1 syscall_restore_rfi 0.0357 1 syscall_check_sig 0.0833 1 syscall_check_resched 0.1250 1 sys_rt_sigprocmask 0.0027 1 sys_lstat64 0.0063 1 sys_fstat64 0.0068 1 sync_unlocked_inodes 0.0023 1 sync_page_buffers 0.0029 1 swap_out 0.0006 1 skb_checksum 0.0017 1 sk_run_filter 0.0004 1 shrink_dcache_sb 0.0021 1 set_bh_page 0.0100 1 select_parent 0.0068 1 scsi_malloc 0.0046 1 refill_inactive 0.0021 1 real_lookup 0.0028 1 read_chan 0.0005 1 rb_erase 0.0033 1 number 0.0009 1 lookup_one_len 0.0086 1 load_inode_bitmap 0.0019 1 kswapd_can_sleep_pgdat 0.0179 1 journal_revoke 0.0021 1 journal_get_create_access 0.0016 1 journal_forget 0.0015 1 intr_return 0.0500 1 intr_check_sig 0.0833 1 iget4 0.0029 1 handle_mm_fault 0.0037 1 get_pid 0.0028 1 flush_kernel_icache_page 0.0100 1 flush_kernel_dcache_page 0.0100 1 fioneloop 0.1250 1 find_vma_prev 0.0119 1 find_or_create_page 0.0030 1 find_next_usable_block 0.0010 1 filp_open 0.0093 1 filp_close 0.0068 1 filemap_fdatasync 0.0035 1 ext3_setattr 0.0022 1 ext3_free_branches 0.0014 1 ext3_delete_inode 0.0028 1 ext3_block_truncate_page 0.0010 1 ext2_update_inode 0.0008 1 ext2_get_branch 0.0034 1 ext2_get_block 0.0008 1 empty_dir 0.0016 1 do_select 0.0017 1 do_munmap 0.0014 1 do_anonymous_page 0.0028 1 datagram_poll 0.0034 1 cp_new_stat64 0.0022 1 copy_strings 0.0047 1 copy_page_range 0.0018 1 block_truncate_page 0.0019 1 block_commit_write 0.0179 1 balance_dirty 0.0132 1 __wait_on_buffer 0.0037 1 __try_to_free_cp_buf 0.0100 1 __remove_inode_queue 0.0417 1 __journal_remove_checkpoint 0.0066 1 __down_write 0.0064 1 $$divI 0.0030