Messages in this thread | | | From | Dimitrios Apostolou <> | Subject | Re: high system cpu load during intense disk i/o | Date | Tue, 7 Aug 2007 17:50:50 +0300 |
| |
Hello again,
I 'm now using libata on the same system described before (see attached dmesg.txt). When writing to both disks I think the problem is now worse (pata_oprof_bad.txt, pata_vmstat_bad.txt), even the oprofile script needed half an hour to complete! For completion I also attach the same tests when I write to only one disk (pata_vmstat_1disk.txt, pata_oprof_1disk.txt), whence everything is normal.
FWIW, libata did not give me any performance benefit, 20MB/s is again the peak hdparm reports.
Thanks, Dimitris
procs -----------memory---------- ---swap-- -----io---- -system-- ----cpu---- r b swpd free buff cache si so bi bo in cs us sy id wa 1 1 0 128812 19620 82484 0 0 117 7817 355 708 24 50 22 4 0 1 0 128804 19620 82484 0 0 0 21120 330 673 0 1 0 99 0 1 0 128804 19620 82484 0 0 0 21184 341 683 0 4 0 96 0 1 0 128804 19620 82484 0 0 0 21120 335 675 0 4 0 96 0 1 0 128804 19620 82484 0 0 0 21124 340 682 0 3 0 97 0 1 0 128744 19620 82484 0 0 0 21120 341 678 0 2 0 98 1 1 0 128744 19628 82484 0 0 0 20980 339 687 0 2 0 98 1 1 0 128744 19628 82484 0 0 0 21120 346 675 0 3 0 97 1 1 0 128744 19628 82484 0 0 0 21120 345 679 0 4 0 96 0 1 0 128744 19628 82484 0 0 0 21128 337 682 0 3 0 97 Tue Aug 7 17:47:43 EEST 2007 + opcontrol --vmlinux=/usr/src/linux-2.6.22-ARCH/vmlinux + opcontrol --start Using default event: CPU_CLK_UNHALTED:100000:0:1:1 Daemon started. Profiler running. + sleep 5 + opcontrol --shutdown Stopping profiling. Killing daemon. + echo
+ echo
+ echo
+ opreport CPU: PIII, speed 798.031 MHz (estimated) Counted CPU_CLK_UNHALTED events (clocks processor is not halted) with a unit mask of 0x00 (No unit mask) count 100000 CPU_CLK_UNHALT...| samples| %| ------------------ 40037 96.5142 vmlinux 413 0.9956 libc-2.6.so 225 0.5424 oprofiled CPU_CLK_UNHALT...| samples| %| ------------------ 224 99.5556 oprofiled 1 0.4444 anon (tgid:5252 range:0xb7fb6000-0xb7fb7000) 215 0.5183 bash 208 0.5014 ld-2.6.so 87 0.2097 ext3 87 0.2097 oprofile 68 0.1639 libata 54 0.1302 ISO8859-1.so 21 0.0506 jbd 11 0.0265 badblocks CPU_CLK_UNHALT...| samples| %| ------------------ 8 72.7273 badblocks 3 27.2727 anon (tgid:5166 range:0xb7f1d000-0xb7f1e000) 7 0.0169 imap-login 6 0.0145 grep CPU_CLK_UNHALT...| samples| %| ------------------ 5 83.3333 grep 1 16.6667 anon (tgid:5267 range:0x805b000-0x807c000) 6 0.0145 libext2fs.so.2.4 6 0.0145 locale-archive 5 0.0121 sd_mod 3 0.0072 gawk 3 0.0072 libcrypto.so.0.9.8 2 0.0048 tr 2 0.0048 libncurses.so.5.6 2 0.0048 screen-4.0.3 2 0.0048 libnetsnmp.so.15.0.0 2 0.0048 dovecot 2 0.0048 sshd 1 0.0024 ls 1 0.0024 libdl-2.6.so 1 0.0024 libnss_files-2.6.so 1 0.0024 libpcre.so.0.0.1 1 0.0024 libreadline.so.5.2 1 0.0024 dirname 1 0.0024 which 1 0.0024 libpopt.so.0.0.0 1 0.0024 dovecot-auth + echo
+ echo
+ echo
+ opreport -l /usr/src/linux-2.6.22-ARCH/vmlinux CPU: PIII, speed 798.031 MHz (estimated) Counted CPU_CLK_UNHALTED events (clocks processor is not halted) with a unit mask of 0x00 (No unit mask) count 100000 samples % symbol name 28617 71.4764 cpu_idle 4163 10.3979 poll_idle 3220 8.0426 quicklist_trim 1465 3.6591 check_pgt_cache 414 1.0340 delay_tsc 188 0.4696 do_wp_page 115 0.2872 iowrite8 82 0.2048 ioread8 67 0.1673 mask_and_ack_8259A 65 0.1623 __handle_mm_fault 52 0.1299 get_page_from_freelist 45 0.1124 __copy_to_user_ll 44 0.1099 __blockdev_direct_IO 43 0.1074 unmap_vmas 34 0.0849 put_page 30 0.0749 page_fault 28 0.0699 schedule 22 0.0549 follow_page 20 0.0500 __bio_add_page 20 0.0500 blk_rq_map_sg 19 0.0475 __d_lookup 19 0.0475 enable_8259A_irq 17 0.0425 kmem_cache_free 16 0.0400 filemap_nopage 16 0.0400 kmem_cache_alloc 15 0.0375 __link_path_walk 15 0.0375 find_get_page 14 0.0350 copy_process 14 0.0350 page_address 12 0.0300 __switch_to 12 0.0300 blk_recount_segments 12 0.0300 getnstimeofday 11 0.0275 generic_make_request 11 0.0275 radix_tree_lookup 11 0.0275 read_tsc 11 0.0275 sysenter_past_esp 10 0.0250 __generic_file_aio_write_nolock 10 0.0250 copy_page_range 9 0.0225 cfq_insert_request 9 0.0225 do_generic_mapping_read 9 0.0225 do_page_fault 9 0.0225 enqueue_hrtimer 9 0.0225 find_vma 9 0.0225 ktime_get_ts 9 0.0225 load_elf_binary 8 0.0200 __mod_timer 8 0.0200 cfq_dispatch_requests 8 0.0200 dio_send_cur_page 8 0.0200 get_next_timer_interrupt 8 0.0200 handle_level_irq 8 0.0200 mempool_free 8 0.0200 rb_insert_color 8 0.0200 sched_clock 8 0.0200 strnlen_user 8 0.0200 submit_page_section 7 0.0175 __mutex_lock_slowpath 7 0.0175 blk_backing_dev_unplug 7 0.0175 dio_bio_add_page 7 0.0175 do_IRQ 7 0.0175 hrtimer_force_reprogram 7 0.0175 iowrite32 7 0.0175 try_to_wake_up 6 0.0150 __do_softirq 6 0.0150 do_mmap_pgoff 6 0.0150 fget_light 6 0.0150 find_busiest_group 6 0.0150 permission 6 0.0150 rb_erase 6 0.0150 scsi_dispatch_cmd 6 0.0150 task_running_tick 5 0.0125 __add_entropy_words 5 0.0125 __const_udelay 5 0.0125 __mutex_unlock_slowpath 5 0.0125 __rcu_pending 5 0.0125 _atomic_dec_and_lock 5 0.0125 blk_remove_plug 5 0.0125 block_llseek 5 0.0125 cfq_set_request 5 0.0125 clockevents_program_event 5 0.0125 debug_mutex_add_waiter 5 0.0125 del_timer 5 0.0125 dio_bio_complete 5 0.0125 elv_completed_request 5 0.0125 get_request 5 0.0125 hweight32 5 0.0125 kfree 5 0.0125 lock_timer_base 5 0.0125 memcpy 5 0.0125 native_load_tls 5 0.0125 preempt_schedule 5 0.0125 scsi_get_command 5 0.0125 submit_bio 5 0.0125 tick_nohz_stop_sched_tick 5 0.0125 update_wall_time 4 0.0100 __dentry_open 4 0.0100 __end_that_request_first 4 0.0100 __make_request 4 0.0100 _spin_lock_irqsave 4 0.0100 add_timer_randomness 4 0.0100 alloc_inode 4 0.0100 bio_add_page 4 0.0100 block_read_full_page 4 0.0100 cfq_remove_request 4 0.0100 cond_resched 4 0.0100 dequeue_task 4 0.0100 dio_get_page 4 0.0100 do_sync_write 4 0.0100 dup_fd 4 0.0100 elv_insert 4 0.0100 error_code 4 0.0100 filp_close 4 0.0100 find_next_zero_bit 4 0.0100 flush_tlb_mm 4 0.0100 free_pgtables 4 0.0100 generic_permission 4 0.0100 generic_unplug_device 4 0.0100 get_user_pages 4 0.0100 hrtimer_try_to_cancel 4 0.0100 lock_hrtimer_base 4 0.0100 max_block 4 0.0100 rw_verify_area 4 0.0100 scsi_request_fn 4 0.0100 select_nohz_load_balancer 4 0.0100 tick_nohz_restart_sched_tick 4 0.0100 unlink_file_vma 3 0.0075 __alloc_pages 3 0.0075 __copy_from_user_ll 3 0.0075 __copy_user_intel 3 0.0075 __find_get_block 3 0.0075 __find_get_block_slow 3 0.0075 __fput 3 0.0075 __kmalloc 3 0.0075 __mutex_init 3 0.0075 __pte_alloc 3 0.0075 __rcu_process_callbacks 3 0.0075 __scsi_put_command 3 0.0075 __wake_up_bit 3 0.0075 anon_vma_link 3 0.0075 arch_get_unmapped_area_topdown 3 0.0075 bio_alloc_bioset 3 0.0075 bio_free 3 0.0075 bio_init 3 0.0075 blk_queue_bounce 3 0.0075 blkdev_get_blocks 3 0.0075 cache_alloc_refill 3 0.0075 call_rcu 3 0.0075 cfq_completed_request 3 0.0075 cfq_service_tree_add 3 0.0075 d_alloc 3 0.0075 debug_mutex_lock_common 3 0.0075 dnotify_parent 3 0.0075 do_path_lookup 3 0.0075 do_softirq 3 0.0075 do_sync_read 3 0.0075 do_sys_poll 3 0.0075 drive_stat_acct 3 0.0075 elv_next_request 3 0.0075 file_update_time 3 0.0075 free_block 3 0.0075 generic_file_aio_write_nolock 3 0.0075 generic_file_direct_write 3 0.0075 generic_segment_checks 3 0.0075 get_empty_filp 3 0.0075 get_request_wait 3 0.0075 get_unused_fd 3 0.0075 getname 3 0.0075 hrtimer_forward 3 0.0075 hrtimer_start 3 0.0075 inode_init_once 3 0.0075 inotify_d_instantiate 3 0.0075 io_schedule 3 0.0075 irq_entries_start 3 0.0075 kmem_cache_zalloc 3 0.0075 kunmap_atomic 3 0.0075 mark_page_accessed 3 0.0075 mutex_remove_waiter 3 0.0075 notifier_call_chain 3 0.0075 pipe_read 3 0.0075 rb_next 3 0.0075 recalc_task_prio 3 0.0075 run_timer_softirq 3 0.0075 scsi_device_unbusy 3 0.0075 scsi_finish_command 3 0.0075 scsi_io_completion 3 0.0075 scsi_run_queue 3 0.0075 set_normalized_timespec 3 0.0075 smp_apic_timer_interrupt 3 0.0075 sys_lseek 3 0.0075 vfs_write 2 0.0050 __atomic_notifier_call_chain 2 0.0050 __blk_put_request 2 0.0050 __d_path 2 0.0050 __dec_zone_state 2 0.0050 __do_page_cache_readahead 2 0.0050 __getblk 2 0.0050 __inc_zone_page_state 2 0.0050 __inc_zone_state 2 0.0050 __remove_hrtimer 2 0.0050 __rmqueue 2 0.0050 __scsi_get_command 2 0.0050 __wake_up 2 0.0050 account_system_time 2 0.0050 alloc_pid 2 0.0050 anon_vma_unlink 2 0.0050 atomic_notifier_call_chain 2 0.0050 bit_waitqueue 2 0.0050 blk_do_ordered 2 0.0050 cfq_init_prio_data 2 0.0050 cfq_queue_empty 2 0.0050 clocksource_get_next 2 0.0050 common_interrupt 2 0.0050 copy_to_user 2 0.0050 current_fs_time 2 0.0050 deactivate_task 2 0.0050 debug_mutex_unlock 2 0.0050 dentry_iput 2 0.0050 dio_bio_end_io 2 0.0050 dio_new_bio 2 0.0050 disk_round_stats 2 0.0050 do_exit 2 0.0050 do_lookup 2 0.0050 do_mremap 2 0.0050 do_sigaction 2 0.0050 do_wait 2 0.0050 dummy_capget 2 0.0050 dummy_inode_permission 2 0.0050 elv_may_queue 2 0.0050 elv_queue_empty 2 0.0050 elv_rqhash_del 2 0.0050 end_that_request_last 2 0.0050 enqueue_task 2 0.0050 exit_itimers 2 0.0050 fget 2 0.0050 file_move 2 0.0050 file_read_actor 2 0.0050 find_or_create_page 2 0.0050 flush_signal_handlers 2 0.0050 flush_tlb_page 2 0.0050 fput 2 0.0050 free_hot_cold_page 2 0.0050 free_page_and_swap_cache 2 0.0050 generic_fillattr 2 0.0050 get_signal_to_deliver 2 0.0050 init_request_from_bio 2 0.0050 inotify_inode_queue_event 2 0.0050 internal_add_timer 2 0.0050 irq_enter 2 0.0050 irq_exit 2 0.0050 kill_fasync 2 0.0050 kref_put 2 0.0050 ktime_get 2 0.0050 link_path_walk 2 0.0050 mempool_alloc 2 0.0050 mm_release 2 0.0050 native_load_esp0 2 0.0050 native_read_tsc 2 0.0050 page_cache_readahead 2 0.0050 pipe_poll 2 0.0050 radix_tree_insert 2 0.0050 raise_softirq 2 0.0050 rcu_needs_cpu 2 0.0050 recalc_sigpending_tsk 2 0.0050 release_pages 2 0.0050 release_task 2 0.0050 run_posix_cpu_timers 2 0.0050 sched_balance_self 2 0.0050 scheduler_tick 2 0.0050 scsi_done 2 0.0050 scsi_prep_fn 2 0.0050 scsi_put_command 2 0.0050 scsi_softirq_done 2 0.0050 sys_fstat64 2 0.0050 sys_mprotect 2 0.0050 sys_open 2 0.0050 tasklet_action 2 0.0050 tick_do_update_jiffies64 2 0.0050 tick_nohz_update_jiffies 2 0.0050 unlock_buffer 2 0.0050 vm_normal_page 2 0.0050 vma_adjust 2 0.0050 vma_prio_tree_add 2 0.0050 vsnprintf 1 0.0025 __activate_task 1 0.0025 __block_prepare_write 1 0.0025 __dequeue_signal 1 0.0025 __elv_add_request 1 0.0025 __free_pages_ok 1 0.0025 __generic_unplug_device 1 0.0025 __get_free_pages 1 0.0025 __get_user_4 1 0.0025 __mark_inode_dirty 1 0.0025 __mod_zone_page_state 1 0.0025 __mutex_lock_interruptible_slowpath 1 0.0025 __page_set_anon_rmap 1 0.0025 __path_lookup_intent_open 1 0.0025 __remove_shared_vm_struct 1 0.0025 __scsi_done 1 0.0025 __sigqueue_alloc 1 0.0025 __sock_create 1 0.0025 __tasklet_schedule 1 0.0025 __tcp_push_pending_frames 1 0.0025 __user_walk_fd 1 0.0025 __vm_enough_memory 1 0.0025 alloc_page_buffers 1 0.0025 anon_vma_prepare 1 0.0025 arch_align_stack 1 0.0025 arch_setup_additional_pages 1 0.0025 autoremove_wake_function 1 0.0025 bio_endio 1 0.0025 bio_fs_destructor 1 0.0025 bio_put 1 0.0025 blk_plug_device 1 0.0025 blk_run_queue 1 0.0025 blk_start_queueing 1 0.0025 blk_unplug_timeout 1 0.0025 blkdev_direct_IO 1 0.0025 cache_reap 1 0.0025 can_vma_merge_after 1 0.0025 cfq_add_rq_rb 1 0.0025 cfq_cic_rb_lookup 1 0.0025 cfq_may_queue 1 0.0025 cleanup_timers 1 0.0025 clear_bdi_congested 1 0.0025 clear_inode 1 0.0025 clocksource_watchdog 1 0.0025 copy_strings_kernel 1 0.0025 cp_new_stat64 1 0.0025 create_empty_buffers 1 0.0025 credit_entropy_store 1 0.0025 d_rehash 1 0.0025 datagram_poll 1 0.0025 dec_zone_page_state 1 0.0025 dequeue_signal 1 0.0025 dev_watchdog 1 0.0025 dio_bio_submit 1 0.0025 dio_cleanup 1 0.0025 dio_complete 1 0.0025 dio_zero_block 1 0.0025 do_select 1 0.0025 do_sys_open 1 0.0025 do_timer 1 0.0025 down_read_trylock 1 0.0025 dput 1 0.0025 drain_array 1 0.0025 dummy_bprm_alloc_security 1 0.0025 dummy_file_alloc_security 1 0.0025 dummy_task_alloc_security 1 0.0025 elf_map 1 0.0025 elv_dequeue_request 1 0.0025 elv_dispatch_sort 1 0.0025 elv_rb_add 1 0.0025 elv_rb_del 1 0.0025 elv_rqhash_add 1 0.0025 elv_set_request 1 0.0025 exit_mmap 1 0.0025 expand_files 1 0.0025 fasync_helper 1 0.0025 fd_install 1 0.0025 file_ra_state_init 1 0.0025 find_extend_vma 1 0.0025 find_next_bit 1 0.0025 find_vma_prev 1 0.0025 flush_old_exec 1 0.0025 flush_thread 1 0.0025 free_pid 1 0.0025 free_poll_entry 1 0.0025 generic_file_aio_read 1 0.0025 generic_file_direct_IO 1 0.0025 generic_file_open 1 0.0025 get_device 1 0.0025 get_nr_files 1 0.0025 get_task_mm 1 0.0025 hrtimer_get_next_event 1 0.0025 hrtimer_interrupt 1 0.0025 hrtimer_reprogram 1 0.0025 idle_cpu 1 0.0025 init_new_context 1 0.0025 init_page_buffers 1 0.0025 init_timer 1 0.0025 inode_change_ok 1 0.0025 inode_sub_bytes 1 0.0025 inotify_dentry_parent_queue_event 1 0.0025 iov_fault_in_pages_read 1 0.0025 ip_local_deliver 1 0.0025 ip_output 1 0.0025 kmap_atomic_prot 1 0.0025 kref_get 1 0.0025 kthread_should_stop 1 0.0025 lapic_next_event 1 0.0025 locks_remove_flock 1 0.0025 lru_cache_add_active 1 0.0025 may_open 1 0.0025 mempool_free_slab 1 0.0025 mod_timer 1 0.0025 mutex_unlock 1 0.0025 native_apic_write 1 0.0025 native_flush_tlb 1 0.0025 native_flush_tlb_single 1 0.0025 native_set_pte_at 1 0.0025 neigh_lookup 1 0.0025 new_inode 1 0.0025 note_interrupt 1 0.0025 notify_change 1 0.0025 number 1 0.0025 ordered_bio_endio 1 0.0025 page_add_file_rmap 1 0.0025 page_remove_rmap 1 0.0025 page_waitqueue 1 0.0025 path_lookup_open 1 0.0025 path_walk 1 0.0025 percpu_counter_mod 1 0.0025 pipe_write 1 0.0025 prepare_to_copy 1 0.0025 prio_tree_insert 1 0.0025 proc_flush_task 1 0.0025 proc_lookup 1 0.0025 put_io_context 1 0.0025 raise_softirq_irqoff 1 0.0025 rb_first 1 0.0025 rb_prev 1 0.0025 rcu_pending 1 0.0025 rcu_process_callbacks 1 0.0025 read_chan 1 0.0025 release_vm86_irqs 1 0.0025 remove_suid 1 0.0025 restore_nocheck 1 0.0025 resume_userspace 1 0.0025 ret_from_intr 1 0.0025 rq_init 1 0.0025 sched_exit 1 0.0025 schedule_tail 1 0.0025 schedule_timeout 1 0.0025 scsi_add_timer 1 0.0025 scsi_alloc_sgtable 1 0.0025 scsi_end_request 1 0.0025 scsi_free_sgtable 1 0.0025 scsi_get_cmd_from_req 1 0.0025 scsi_next_command 1 0.0025 search_binary_handler 1 0.0025 secure_ip_id 1 0.0025 seq_printf 1 0.0025 sha_transform 1 0.0025 show_stat 1 0.0025 special_mapping_nopage 1 0.0025 split_vma 1 0.0025 strncpy_from_user 1 0.0025 sys_brk 1 0.0025 sys_close 1 0.0025 sys_dup2 1 0.0025 sys_faccessat 1 0.0025 sys_gettimeofday 1 0.0025 sys_lookup_dcookie 1 0.0025 sys_mkdirat 1 0.0025 sys_read 1 0.0025 sys_rt_sigprocmask 1 0.0025 sys_set_thread_area 1 0.0025 sys_socketcall 1 0.0025 sys_wait4 1 0.0025 sys_write 1 0.0025 task_rq_lock 1 0.0025 tcp_ack 1 0.0025 tcp_poll 1 0.0025 tcp_v4_rcv 1 0.0025 tick_sched_timer 1 0.0025 tty_ioctl 1 0.0025 unix_poll 1 0.0025 up_write 1 0.0025 vfs_getattr 1 0.0025 vfs_llseek 1 0.0025 vfs_mkdir 1 0.0025 vfs_read 1 0.0025 vm_stat_account 1 0.0025 vma_link 1 0.0025 vma_merge 1 0.0025 vma_prio_tree_insert 1 0.0025 vma_prio_tree_remove 1 0.0025 wake_up_bit 1 0.0025 wake_up_new_task + date Tue Aug 7 17:47:50 EEST 2007 Tue Aug 7 17:06:32 EEST 2007 + opcontrol --vmlinux=/usr/src/linux-2.6.22-ARCH/vmlinux + opcontrol --start Using default event: CPU_CLK_UNHALTED:100000:0:1:1 Daemon started. Profiler running. + sleep 5 + opcontrol --shutdown Stopping profiling. Killing daemon. + echo
+ echo
+ echo
+ opreport CPU: PIII, speed 798.031 MHz (estimated) Counted CPU_CLK_UNHALTED events (clocks processor is not halted) with a unit mask of 0x00 (No unit mask) count 100000 CPU_CLK_UNHALT...| samples| %| ------------------ 36680 82.6759 vmlinux 2666 6.0091 libc-2.6.so 1069 2.4095 perl 700 1.5778 libpython2.5.so.1.0 638 1.4380 mpop 595 1.3411 libata 326 0.7348 oprofiled 322 0.7258 ld-2.6.so 211 0.4756 libgnutls.so.13.3.0 211 0.4756 libtasn1.so.3.0.10 207 0.4666 bash CPU_CLK_UNHALT...| samples| %| ------------------ 205 99.0338 bash 1 0.4831 anon (tgid:4308 range:0xb7f72000-0xb7f73000) 1 0.4831 anon (tgid:4321 range:0xb7ea8000-0xb7fd2000) 117 0.2637 ext3 95 0.2141 jbd 85 0.1916 oprofile 77 0.1736 imap-login CPU_CLK_UNHALT...| samples| %| ------------------ 72 93.5065 imap-login 2 2.5974 anon (tgid:3959 range:0xb7f25000-0xb7f26000) 2 2.5974 anon (tgid:3960 range:0xb7ee9000-0xb7eea000) 1 1.2987 anon (tgid:4102 range:0xb7f92000-0xb7f93000) 51 0.1150 badblocks CPU_CLK_UNHALT...| samples| %| ------------------ 31 60.7843 badblocks 16 31.3725 anon (tgid:4024 range:0xb7ef2000-0xb7ef3000) 4 7.8431 anon (tgid:4023 range:0xb7f20000-0xb7f21000) 49 0.1104 ISO8859-1.so 39 0.0879 libpthread-2.6.so 39 0.0879 skge 32 0.0721 sd_mod 31 0.0699 dovecot CPU_CLK_UNHALT...| samples| %| ------------------ 30 96.7742 dovecot 1 3.2258 anon (tgid:3937 range:0xb7f8b000-0xb7f8c000) 17 0.0383 libext2fs.so.2.4 16 0.0361 libgcrypt.so.11.2.3 16 0.0361 dovecot-auth CPU_CLK_UNHALT...| samples| %| ------------------ 14 87.5000 dovecot-auth 2 12.5000 anon (tgid:3940 range:0xb7fa8000-0xb7fa9000) 11 0.0248 locale-archive 10 0.0225 libnetsnmpmibs.so.15.0.0 9 0.0203 libcrypto.so.0.9.8 8 0.0180 libnetsnmp.so.15.0.0 6 0.0135 ls 5 0.0113 reiserfs 4 0.0090 gawk 3 0.0068 grep 3 0.0068 snmpd CPU_CLK_UNHALT...| samples| %| ------------------ 2 66.6667 anon (tgid:3920 range:0xb7fd9000-0xb7fda000) 1 33.3333 snmpd 2 0.0045 libdl-2.6.so 2 0.0045 libnss_files-2.6.so 2 0.0045 mktemp 2 0.0045 libnetsnmpagent.so.15.0.0 2 0.0045 libpopt.so.0.0.0 2 0.0045 imap 1 0.0023 libattr.so.1.1.0 1 0.0023 libncurses.so.5.6 1 0.0023 python2.5 CPU_CLK_UNHALT...| samples| %| ------------------ 1 100.000 anon (tgid:4269 range:0xb7eed000-0xb7eee000) 1 0.0023 screen-4.0.3 1 0.0023 crond 1 0.0023 sshd + echo
+ echo
+ echo
+ opreport -l /usr/src/linux-2.6.22-ARCH/vmlinux CPU: PIII, speed 798.031 MHz (estimated) Counted CPU_CLK_UNHALTED events (clocks processor is not halted) with a unit mask of 0x00 (No unit mask) count 100000 samples % symbol name 9556 26.0523 delay_tsc 6424 17.5136 iowrite8 6178 16.8430 __switch_to 4015 10.9460 schedule 3335 9.0921 ioread8 1429 3.8959 iowrite32 363 0.9896 native_load_tls 205 0.5589 __blockdev_direct_IO 154 0.4198 dequeue_task 149 0.4062 mask_and_ack_8259A 129 0.3517 __copy_to_user_ll 125 0.3408 follow_page 118 0.3217 do_wp_page 97 0.2644 put_page 86 0.2345 blk_rq_map_sg 82 0.2236 blk_recount_segments 73 0.1990 __bio_add_page 67 0.1827 scsi_request_fn 64 0.1745 __handle_mm_fault 64 0.1745 unmap_vmas 63 0.1718 get_page_from_freelist 61 0.1663 hweight32 60 0.1636 task_running_tick 58 0.1581 __link_path_walk 54 0.1472 __make_request 54 0.1472 rb_erase 53 0.1445 do_page_fault 53 0.1445 hrtimer_interrupt 50 0.1363 kmem_cache_alloc 46 0.1254 irq_entries_start 46 0.1254 page_address 44 0.1200 static_prio_timeslice 42 0.1145 dio_bio_add_page 41 0.1118 sched_clock 40 0.1091 enable_8259A_irq 39 0.1063 dio_send_cur_page 38 0.1036 elv_insert 38 0.1036 filemap_nopage 38 0.1036 get_user_pages 37 0.1009 submit_page_section 36 0.0981 __d_lookup 36 0.0981 kmem_cache_free 36 0.0981 sysenter_past_esp 35 0.0954 page_fault 34 0.0927 dio_get_page 34 0.0927 restore_all 33 0.0900 __generic_file_aio_write_nolock 33 0.0900 cfq_insert_request 31 0.0845 __mutex_lock_slowpath 31 0.0845 blk_do_ordered 31 0.0845 cfq_dispatch_requests 30 0.0818 scsi_get_command 28 0.0763 _spin_lock_irqsave 28 0.0763 find_get_page 28 0.0763 generic_make_request 28 0.0763 preempt_schedule_irq 27 0.0736 cache_reap 26 0.0709 bio_add_page 25 0.0682 __mod_timer 25 0.0682 elv_next_request 25 0.0682 scsi_prep_fn 24 0.0654 dio_bio_complete 23 0.0627 cfq_set_request 23 0.0627 find_vma 23 0.0627 mempool_free 22 0.0600 __const_udelay 22 0.0600 fget_light 21 0.0573 bio_alloc_bioset 21 0.0573 del_timer 21 0.0573 do_sys_poll 20 0.0545 scsi_dispatch_cmd 19 0.0518 __add_entropy_words 19 0.0518 __generic_unplug_device 19 0.0518 mark_page_accessed 19 0.0518 native_read_tsc 18 0.0491 cfq_may_queue 18 0.0491 vm_normal_page 17 0.0463 __alloc_pages 17 0.0463 copy_process 17 0.0463 drain_array 17 0.0463 try_to_wake_up 17 0.0463 vsnprintf 16 0.0436 generic_file_direct_IO 16 0.0436 vfs_write 15 0.0409 __copy_from_user_ll 15 0.0409 blk_backing_dev_unplug 15 0.0409 block_llseek 15 0.0409 cfq_service_tree_add 15 0.0409 generic_file_direct_write 15 0.0409 ip_append_data 15 0.0409 proc_sys_lookup_table_one 15 0.0409 update_wall_time 14 0.0382 __find_get_block 14 0.0382 cfq_remove_request 14 0.0382 dio_cleanup 13 0.0354 cache_alloc_refill 13 0.0354 generic_file_aio_write_nolock 13 0.0354 math_state_restore 13 0.0354 mempool_alloc 13 0.0354 preempt_schedule 12 0.0327 __pollwait 12 0.0327 __wake_up_bit 12 0.0327 do_lookup 12 0.0327 elv_dequeue_request 12 0.0327 file_update_time 12 0.0327 get_request 12 0.0327 load_elf_binary 12 0.0327 lock_timer_base 12 0.0327 permission 12 0.0327 restore_nocheck 11 0.0300 __do_softirq 11 0.0300 __scsi_get_command 11 0.0300 add_timer_randomness 11 0.0300 cfq_choose_req 11 0.0300 current_fs_time 11 0.0300 do_generic_mapping_read 11 0.0300 free_block 11 0.0300 generic_permission 11 0.0300 init_request_from_bio 10 0.0273 blk_plug_device 10 0.0273 cond_resched 10 0.0273 dnotify_parent 10 0.0273 do_sync_write 10 0.0273 scsi_get_cmd_from_req 10 0.0273 scsi_init_cmd_errh 10 0.0273 smp_apic_timer_interrupt 9 0.0245 __find_get_block_slow 9 0.0245 __mutex_unlock_slowpath 9 0.0245 _atomic_dec_and_lock 9 0.0245 dio_bio_submit 9 0.0245 elv_dispatch_sort 9 0.0245 internal_add_timer 9 0.0245 kref_put 9 0.0245 radix_tree_lookup 9 0.0245 rw_verify_area 9 0.0245 strnlen_user 9 0.0245 tick_sched_timer 8 0.0218 __end_that_request_first 8 0.0218 cfq_completed_request 8 0.0218 debug_mutex_add_waiter 8 0.0218 do_mmap_pgoff 8 0.0218 drive_stat_acct 8 0.0218 io_schedule 8 0.0218 kunmap_atomic 8 0.0218 scsi_alloc_sgtable 8 0.0218 scsi_end_request 8 0.0218 unix_poll 7 0.0191 __fput 7 0.0191 bio_init 7 0.0191 blkdev_get_blocks 7 0.0191 cfq_activate_request 7 0.0191 cfq_cic_rb_lookup 7 0.0191 cfq_dispatch_insert 7 0.0191 elv_rqhash_add 7 0.0191 get_task_mm 7 0.0191 get_unmapped_area 7 0.0191 handle_level_irq 7 0.0191 inode_init_once 7 0.0191 memcpy 7 0.0191 number 7 0.0191 page_remove_rmap 7 0.0191 pipe_poll 7 0.0191 rb_insert_color 7 0.0191 read_tsc 7 0.0191 rq_init 7 0.0191 scsi_add_timer 7 0.0191 scsi_init_io 7 0.0191 strncpy_from_user 7 0.0191 sys_write 6 0.0164 __blk_put_request 6 0.0164 blkdev_direct_IO 6 0.0164 block_write_full_page 6 0.0164 debug_mutex_unlock 6 0.0164 dio_zero_block 6 0.0164 do_path_lookup 6 0.0164 dput 6 0.0164 elv_completed_request 6 0.0164 getnstimeofday 6 0.0164 kfree 6 0.0164 kref_get 6 0.0164 link_path_walk 6 0.0164 open_namei 6 0.0164 run_posix_cpu_timers 6 0.0164 scsi_io_completion 6 0.0164 scsi_next_command 6 0.0164 sock_poll 6 0.0164 submit_bio 6 0.0164 sync_sb_inodes 6 0.0164 up_read 5 0.0136 __copy_user_intel 5 0.0136 __getblk 5 0.0136 __ip_route_output_key 5 0.0136 arch_get_unmapped_area_topdown 5 0.0136 bit_waitqueue 5 0.0136 blk_done_softirq 5 0.0136 blk_queue_bounce 5 0.0136 blk_remove_plug 5 0.0136 cfq_add_rq_rb 5 0.0136 copy_page_range 5 0.0136 copy_to_user 5 0.0136 do_sync_read 5 0.0136 error_code 5 0.0136 file_ra_state_init 5 0.0136 find_next_zero_bit 5 0.0136 generic_segment_checks 5 0.0136 generic_unplug_device 5 0.0136 inotify_inode_queue_event 5 0.0136 irq_exit 5 0.0136 kmap_atomic_prot 5 0.0136 max_block 5 0.0136 may_expand_vm 5 0.0136 neigh_lookup 5 0.0136 proc_lookup 5 0.0136 rb_next 5 0.0136 scheduler_tick 5 0.0136 scsi_decide_disposition 5 0.0136 scsi_device_unbusy 5 0.0136 scsi_finish_command 5 0.0136 sys_open 5 0.0136 sys_rt_sigprocmask 5 0.0136 tcp_transmit_skb 5 0.0136 vma_adjust 5 0.0136 zone_watermark_ok 4 0.0109 __rmqueue 4 0.0109 __xfrm_lookup 4 0.0109 account_system_time 4 0.0109 add_wait_queue 4 0.0109 cfq_queue_empty 4 0.0109 clocksource_get_next 4 0.0109 device_not_available 4 0.0109 dio_bio_end_io 4 0.0109 dio_new_bio 4 0.0109 do_filp_open 4 0.0109 do_gettimeofday 4 0.0109 down_read 4 0.0109 down_read_trylock 4 0.0109 dummy_inode_permission 4 0.0109 elv_queue_empty 4 0.0109 elv_rb_add 4 0.0109 find_extend_vma 4 0.0109 flush_old_exec 4 0.0109 flush_tlb_page 4 0.0109 fput 4 0.0109 generic_fillattr 4 0.0109 getname 4 0.0109 handle_IRQ_event 4 0.0109 kmap_atomic 4 0.0109 kmem_cache_zalloc 4 0.0109 ktime_get 4 0.0109 lru_cache_add_active 4 0.0109 mempool_alloc_slab 4 0.0109 native_flush_tlb_single 4 0.0109 need_resched 4 0.0109 remove_vma 4 0.0109 resume_userspace 4 0.0109 skb_copy_and_csum_bits 4 0.0109 sys_mprotect 4 0.0109 tcp_poll 4 0.0109 vm_stat_account 3 0.0082 I_BDEV 3 0.0082 __delay 3 0.0082 __dentry_open 3 0.0082 __elv_add_request 3 0.0082 __inc_zone_state 3 0.0082 __kmalloc 3 0.0082 __pagevec_lru_add_active 3 0.0082 __rcu_pending 3 0.0082 __scsi_put_command 3 0.0082 __wake_up_common 3 0.0082 account_user_time 3 0.0082 alloc_inode 3 0.0082 anon_vma_unlink 3 0.0082 apic_timer_interrupt 3 0.0082 bio_get_nr_vecs 3 0.0082 blk_complete_request 3 0.0082 cfq_rb_erase 3 0.0082 common_interrupt 3 0.0082 copy_from_user 3 0.0082 copy_strings 3 0.0082 cp_new_stat64 3 0.0082 deactivate_task 3 0.0082 dio_complete 3 0.0082 do_exit 3 0.0082 do_munmap 3 0.0082 do_timer 3 0.0082 do_writepages 3 0.0082 elv_rb_del 3 0.0082 end_that_request_last 3 0.0082 file_read_actor 3 0.0082 filemap_write_and_wait 3 0.0082 filp_close 3 0.0082 free_hot_cold_page 3 0.0082 generic_file_aio_read 3 0.0082 get_device 3 0.0082 get_empty_filp 3 0.0082 get_index 3 0.0082 get_nr_files 3 0.0082 icmp_push_reply 3 0.0082 inode_sub_bytes 3 0.0082 ip_push_pending_frames 3 0.0082 kobject_put 3 0.0082 ktime_get_ts 3 0.0082 locks_remove_flock 3 0.0082 lru_cache_add 3 0.0082 may_open 3 0.0082 n_tty_receive_buf 3 0.0082 neigh_update 3 0.0082 nf_ct_attach 3 0.0082 percpu_counter_mod 3 0.0082 pgd_alloc 3 0.0082 put_device 3 0.0082 radix_tree_gang_lookup_tag 3 0.0082 radix_tree_insert 3 0.0082 rcu_check_callbacks 3 0.0082 recalc_task_prio 3 0.0082 scsi_release_buffers 3 0.0082 scsi_run_queue 3 0.0082 setup_sigcontext 3 0.0082 show_stat 3 0.0082 sigprocmask 3 0.0082 sock_alloc_send_skb 3 0.0082 sys_close 3 0.0082 sys_gettimeofday 3 0.0082 task_rq_lock 3 0.0082 timespec_trunc 3 0.0082 touch_atime 3 0.0082 vfs_llseek 3 0.0082 vma_merge 3 0.0082 wake_up_inode 3 0.0082 xrlim_allow 2 0.0055 __alloc_skb 2 0.0055 __atomic_notifier_call_chain 2 0.0055 __bread 2 0.0055 __dec_zone_page_state 2 0.0055 __free_pages_ok 2 0.0055 __freed_request 2 0.0055 __ip_select_ident 2 0.0055 __qdisc_run 2 0.0055 __rcu_process_callbacks 2 0.0055 __tcp_select_window 2 0.0055 __vm_enough_memory 2 0.0055 __wake_up 2 0.0055 arch_setup_additional_pages 2 0.0055 bdev_read_only 2 0.0055 bio_free 2 0.0055 bio_fs_destructor 2 0.0055 blk_run_queue 2 0.0055 blk_start_queueing 2 0.0055 block_read_full_page 2 0.0055 call_rcu 2 0.0055 cfq_init_prio_data 2 0.0055 cfq_put_queue 2 0.0055 cfq_put_request 2 0.0055 cfq_resort_rr_list 2 0.0055 clear_bdi_congested 2 0.0055 clockevents_program_event 2 0.0055 copy_semundo 2 0.0055 credit_entropy_store 2 0.0055 current_io_context 2 0.0055 d_instantiate 2 0.0055 dcache_readdir 2 0.0055 dec_zone_page_state 2 0.0055 dev_ioctl 2 0.0055 disk_round_stats 2 0.0055 do_sigaction 2 0.0055 do_softirq 2 0.0055 do_sys_open 2 0.0055 do_wait 2 0.0055 dummy_file_alloc_security 2 0.0055 dummy_file_fcntl 2 0.0055 dummy_file_permission 2 0.0055 dummy_vm_enough_memory 2 0.0055 elv_may_queue 2 0.0055 elv_rqhash_del 2 0.0055 enqueue_hrtimer 2 0.0055 enqueue_task 2 0.0055 file_kill 2 0.0055 find_vma_prev 2 0.0055 free_pages_bulk 2 0.0055 free_pgtables 2 0.0055 freed_request 2 0.0055 generic_file_mmap 2 0.0055 get_request_wait 2 0.0055 half_md4_transform 2 0.0055 hrtimer_init 2 0.0055 icmp_send 2 0.0055 idle_cpu 2 0.0055 init_page_buffers 2 0.0055 init_timer 2 0.0055 inotify_dentry_parent_queue_event 2 0.0055 invalidate_inode_buffers 2 0.0055 ip_output 2 0.0055 ip_route_input 2 0.0055 kill_fasync 2 0.0055 ll_back_merge_fn 2 0.0055 locks_remove_posix 2 0.0055 mod_timer 2 0.0055 mutex_remove_waiter 2 0.0055 nameidata_to_filp 2 0.0055 note_interrupt 2 0.0055 notifier_call_chain 2 0.0055 ordered_bio_endio 2 0.0055 page_waitqueue 2 0.0055 path_lookup_open 2 0.0055 path_walk 2 0.0055 poll_initwait 2 0.0055 prio_tree_next 2 0.0055 proc_sys_lookup_table 2 0.0055 put_io_context 2 0.0055 put_pid 2 0.0055 queue_delayed_work 2 0.0055 raise_softirq 2 0.0055 rb_prev 2 0.0055 rcu_pending 2 0.0055 recalc_sigpending_tsk 2 0.0055 release_pages 2 0.0055 ret_from_exception 2 0.0055 ret_from_intr 2 0.0055 run_timer_softirq 2 0.0055 schedule_delayed_work 2 0.0055 schedule_timeout 2 0.0055 scsi_put_command 2 0.0055 seq_printf 2 0.0055 seq_read 2 0.0055 should_remove_suid 2 0.0055 sk_alloc 2 0.0055 sock_init_data 2 0.0055 split_vma 2 0.0055 submit_bh 2 0.0055 sys_brk 2 0.0055 sys_faccessat 2 0.0055 sys_fstat64 2 0.0055 sys_mmap2 2 0.0055 sys_rt_sigaction 2 0.0055 tcp_current_mss 2 0.0055 unlink_file_vma 2 0.0055 vma_link 2 0.0055 worker_thread 2 0.0055 writeback_inodes 1 0.0027 __activate_task 1 0.0027 __block_write_full_page 1 0.0027 __blocking_notifier_call_chain 1 0.0027 __brelse 1 0.0027 __capable 1 0.0027 __d_path 1 0.0027 __dec_zone_state 1 0.0027 __dequeue_signal 1 0.0027 __do_page_cache_readahead 1 0.0027 __first_cpu 1 0.0027 __follow_mount 1 0.0027 __get_user_4 1 0.0027 __iget 1 0.0027 __kfree_skb 1 0.0027 __lru_add_drain 1 0.0027 __mark_inode_dirty 1 0.0027 __mutex_init 1 0.0027 __page_set_anon_rmap 1 0.0027 __path_lookup_intent_open 1 0.0027 __put_task_struct 1 0.0027 __put_unused_fd 1 0.0027 __random32 1 0.0027 __rb_rotate_right 1 0.0027 __remove_hrtimer 1 0.0027 __scsi_done 1 0.0027 __set_page_dirty_nobuffers 1 0.0027 __udp4_lib_rcv 1 0.0027 __vma_link 1 0.0027 __wait_on_buffer 1 0.0027 __writepage 1 0.0027 activate_page 1 0.0027 add_disk_randomness 1 0.0027 add_to_page_cache 1 0.0027 alarm_setitimer 1 0.0027 alloc_pid 1 0.0027 anon_pipe_buf_release 1 0.0027 anon_vma_link 1 0.0027 anon_vma_prepare 1 0.0027 arch_pick_mmap_layout 1 0.0027 arch_unmap_area_topdown 1 0.0027 arp_hash 1 0.0027 arp_process 1 0.0027 atomic_notifier_call_chain 1 0.0027 bictcp_cong_avoid 1 0.0027 bio_alloc 1 0.0027 bio_hw_segments 1 0.0027 bio_phys_segments 1 0.0027 bio_put 1 0.0027 blockable_page_cache_readahead 1 0.0027 cached_lookup 1 0.0027 cfq_allow_merge 1 0.0027 check_userspace 1 0.0027 clear_inode 1 0.0027 clear_page_dirty_for_io 1 0.0027 clear_user 1 0.0027 compute_creds 1 0.0027 copy_files 1 0.0027 csum_partial_copy_generic 1 0.0027 d_alloc 1 0.0027 d_path 1 0.0027 debug_mutex_free_waiter 1 0.0027 debug_mutex_lock_common 1 0.0027 debug_mutex_set_owner 1 0.0027 dentry_iput 1 0.0027 dev_get_flags 1 0.0027 dev_queue_xmit 1 0.0027 do_IRQ 1 0.0027 do_fcntl 1 0.0027 do_mpage_readpage 1 0.0027 do_nanosleep 1 0.0027 do_select 1 0.0027 down_write 1 0.0027 dst_alloc 1 0.0027 dummy_bprm_check_security 1 0.0027 dummy_capable 1 0.0027 dummy_inode_getattr 1 0.0027 dummy_task_free_security 1 0.0027 dummy_task_wait 1 0.0027 effective_prio 1 0.0027 eligible_child 1 0.0027 elv_merge 1 0.0027 elv_set_request 1 0.0027 exit_aio 1 0.0027 exit_itimers 1 0.0027 exit_robust_list 1 0.0027 expand_files 1 0.0027 extract_buf 1 0.0027 fib_get_table 1 0.0027 fib_semantic_match 1 0.0027 fib_validate_source 1 0.0027 file_move 1 0.0027 file_permission 1 0.0027 find_busiest_group 1 0.0027 find_get_pages_tag 1 0.0027 find_or_create_page 1 0.0027 find_vma_prepare 1 0.0027 finish_wait 1 0.0027 flush_signal_handlers 1 0.0027 flush_tlb_mm 1 0.0027 free_page_and_swap_cache 1 0.0027 free_pgd_range 1 0.0027 free_pipe_info 1 0.0027 free_poll_entry 1 0.0027 generic_block_bmap 1 0.0027 generic_file_buffered_write 1 0.0027 get_futex_key 1 0.0027 get_io_context 1 0.0027 get_vmalloc_info 1 0.0027 get_write_access 1 0.0027 groups_search 1 0.0027 hrtimer_run_queues 1 0.0027 icmp_out_count 1 0.0027 iget_locked 1 0.0027 inc_zone_page_state 1 0.0027 inode_add_bytes 1 0.0027 ip_queue_xmit 1 0.0027 ip_rcv 1 0.0027 ip_route_output_flow 1 0.0027 ip_route_output_key 1 0.0027 irq_enter 1 0.0027 jiffies_64_to_clock_t 1 0.0027 kblockd_schedule_work 1 0.0027 kthread_should_stop 1 0.0027 local_bh_enable 1 0.0027 local_bh_enable_ip 1 0.0027 lock_hrtimer_base 1 0.0027 lookup_mnt 1 0.0027 mark_buffer_dirty 1 0.0027 mm_alloc 1 0.0027 mntput_no_expire 1 0.0027 mod_zone_page_state 1 0.0027 module_put 1 0.0027 mutex_unlock 1 0.0027 native_load_esp0 1 0.0027 native_read_cr0 1 0.0027 native_write_cr0 1 0.0027 netif_receive_skb 1 0.0027 notify_change 1 0.0027 page_add_file_rmap 1 0.0027 page_add_new_anon_rmap 1 0.0027 page_cache_readahead 1 0.0027 page_check_address 1 0.0027 pfifo_fast_enqueue 1 0.0027 pipe_wait 1 0.0027 pipe_write_fasync 1 0.0027 poll_freewait 1 0.0027 prepare_binprm 1 0.0027 prepare_to_copy 1 0.0027 prio_tree_insert 1 0.0027 proc_flush_task 1 0.0027 proc_sys_permission 1 0.0027 profile_tick 1 0.0027 pty_write 1 0.0027 put_files_struct 1 0.0027 put_pages_list 1 0.0027 queue_delayed_work_on 1 0.0027 quicklist_trim 1 0.0027 radix_tree_tag_clear 1 0.0027 radix_tree_tag_set 1 0.0027 release_open_intent 1 0.0027 release_vm86_irqs 1 0.0027 remove_suid 1 0.0027 remove_wait_queue 1 0.0027 resched_task 1 0.0027 rt_hash_code 1 0.0027 run_local_timers 1 0.0027 run_rebalance_domains 1 0.0027 run_workqueue 1 0.0027 rwsem_wake 1 0.0027 sched_exit 1 0.0027 scsi_free_sgtable 1 0.0027 scsi_softirq_done 1 0.0027 set_bh_page 1 0.0027 sha_transform 1 0.0027 show_map_internal 1 0.0027 single_release 1 0.0027 sk_common_release 1 0.0027 skb_clone 1 0.0027 skb_release_data 1 0.0027 sock_create 1 0.0027 sock_def_write_space 1 0.0027 softlockup_tick 1 0.0027 sync_buffer 1 0.0027 sync_dirty_buffer 1 0.0027 sys_clone 1 0.0027 sys_connect 1 0.0027 sys_fcntl64 1 0.0027 sys_kill 1 0.0027 sys_llseek 1 0.0027 sys_mkdirat 1 0.0027 sys_poll 1 0.0027 sys_select 1 0.0027 sys_socket 1 0.0027 sys_stat64 1 0.0027 sys_wait4 1 0.0027 syscall_exit 1 0.0027 sysctl_head_next 1 0.0027 tcp_ack 1 0.0027 tcp_rcv_established 1 0.0027 tcp_v4_send_check 1 0.0027 test_set_page_writeback 1 0.0027 tick_program_event 1 0.0027 tty_hung_up_p 1 0.0027 tty_write 1 0.0027 unlock_buffer 1 0.0027 update_process_times 1 0.0027 vfs_read 1 0.0027 vmstat_next 1 0.0027 wake_up_bit + date Tue Aug 7 17:35:14 EEST 2007 procs -----------memory---------- ---swap-- -----io---- -system-- ----cpu---- r b swpd free buff cache si so bi bo in cs us sy id wa 4 2 0 168488 10972 47144 0 0 218 23466 381 763 26 52 16 7 4 2 0 168480 10972 47152 0 0 0 16000 252 516 19 81 0 0 5 2 0 168480 10972 47152 0 0 0 16000 254 482 26 74 0 0 5 2 0 168480 10972 47152 0 0 0 16000 253 485 16 84 0 0 5 2 0 168480 10972 47152 0 0 0 16004 253 474 13 87 0 0 5 2 0 168480 10972 47152 0 0 0 16000 252 470 22 78 0 0 5 2 0 168480 10980 47152 0 0 0 15860 252 476 22 78 0 0 5 2 0 168480 10980 47152 0 0 0 16000 250 486 13 87 0 0 5 2 0 168480 10980 47152 0 0 0 16000 252 475 39 61 0 0 5 2 0 168480 10980 47152 0 0 0 16000 256 464 45 55 0 0 Linux version 2.6.22-ARCH (root@Wohnung) (gcc version 4.2.1 20070704 (prerelease)) #1 SMP PREEMPT Thu Aug 2 18:27:37 CEST 2007 BIOS-provided physical RAM map: BIOS-e820: 0000000000000000 - 00000000000a0000 (usable) BIOS-e820: 00000000000f0000 - 0000000000100000 (reserved) BIOS-e820: 0000000000100000 - 000000000fff0000 (usable) BIOS-e820: 000000000fff0000 - 000000000fff3000 (ACPI NVS) BIOS-e820: 000000000fff3000 - 0000000010000000 (ACPI data) BIOS-e820: 00000000ffff0000 - 0000000100000000 (reserved) using polling idle threads. 0MB HIGHMEM available. 255MB LOWMEM available. Entering add_active_range(0, 0, 65520) 0 entries of 256 used Zone PFN ranges: DMA 0 -> 4096 Normal 4096 -> 65520 HighMem 65520 -> 65520 early_node_map[1] active PFN ranges 0: 0 -> 65520 On node 0 totalpages: 65520 DMA zone: 32 pages used for memmap DMA zone: 0 pages reserved DMA zone: 4064 pages, LIFO batch:0 Normal zone: 479 pages used for memmap Normal zone: 60945 pages, LIFO batch:15 HighMem zone: 0 pages used for memmap DMI 2.2 present. ACPI: RSDP 000F6B30, 0014 (r0 GBT ) ACPI: RSDT 0FFF3000, 0028 (r1 GBT AWRDACPI 42302E31 AWRD 0) ACPI: FACP 0FFF3040, 0074 (r1 GBT AWRDACPI 42302E31 AWRD 0) ACPI: DSDT 0FFF30C0, 224C (r1 GBT AWRDACPI 1000 MSFT 100000C) ACPI: FACS 0FFF0000, 0040 ACPI: PM-Timer IO Port: 0x4008 Allocating PCI resources starting at 20000000 (gap: 10000000:efff0000) Built 1 zonelists. Total pages: 65009 Kernel command line: auto BOOT_IMAGE=arch ro root=/dev/sdb1 lapic nmi_watchdog=0 idle=poll Local APIC disabled by BIOS -- reenabling. Found and enabled local APIC! mapped APIC to ffffd000 (fee00000) Enabling fast FPU save and restore... done. Enabling unmasked SIMD FPU exception support... done. Initializing CPU#0 PID hash table entries: 1024 (order: 10, 4096 bytes) Detected 798.031 MHz processor. Console: colour VGA+ 80x25 Dentry cache hash table entries: 32768 (order: 5, 131072 bytes) Inode-cache hash table entries: 16384 (order: 4, 65536 bytes) Memory: 254928k/262080k available (2392k kernel code, 6700k reserved, 787k data, 304k init, 0k highmem) virtual kernel memory layout: fixmap : 0xfff82000 - 0xfffff000 ( 500 kB) pkmap : 0xff800000 - 0xffc00000 (4096 kB) vmalloc : 0xd0800000 - 0xff7fe000 ( 751 MB) lowmem : 0xc0000000 - 0xcfff0000 ( 255 MB) .init : 0xc0421000 - 0xc046d000 ( 304 kB) .data : 0xc03561df - 0xc041b1bc ( 787 kB) .text : 0xc0100000 - 0xc03561df (2392 kB) Checking if this processor honours the WP bit even in supervisor mode... Ok. Calibrating delay using timer specific routine.. 1597.74 BogoMIPS (lpj=2661984) Security Framework v1.0.0 initialized Mount-cache hash table entries: 512 CPU: After generic identify, caps: 0387fbff 00000000 00000000 00000000 00000000 00000000 00000000 CPU: L1 I cache: 16K, L1 D cache: 16K CPU: L2 cache: 256K CPU serial number disabled. CPU: After all inits, caps: 0383fbff 00000000 00000000 00000040 00000000 00000000 00000000 Intel machine check architecture supported. Intel machine check reporting enabled on CPU#0. Compat vDSO mapped to ffffe000. Checking 'hlt' instruction... OK. SMP alternatives: switching to UP code Freeing SMP alternatives: 11k freed Early unpacking initramfs... done ACPI: Core revision 20070126 ACPI: Looking for DSDT in initramfs... error, file /DSDT.aml not found. ACPI: setting ELCR to 0200 (from 1e00) CPU0: Intel Pentium III (Coppermine) stepping 06 SMP motherboard not detected. Brought up 1 CPUs Booting paravirtualized kernel on bare hardware NET: Registered protocol family 16 ACPI: bus type pci registered PCI: PCI BIOS revision 2.10 entry at 0xfb370, last bus=1 PCI: Using configuration type 1 Setting up standard PCI resources ACPI: Interpreter enabled ACPI: (supports S0 S1 S4 S5) ACPI: Using PIC for interrupt routing ACPI: PCI Root Bridge [PCI0] (0000:00) PCI: Probing PCI hardware (bus 00) ACPI: PCI Interrupt Routing Table [\_SB_.PCI0._PRT] ACPI: PCI Interrupt Link [LNKA] (IRQs 1 3 4 5 6 7 *10 11 12 14 15) ACPI: PCI Interrupt Link [LNKB] (IRQs 1 3 4 5 6 7 10 11 12 14 15) *0, disabled. ACPI: PCI Interrupt Link [LNKC] (IRQs 1 3 4 5 6 7 10 11 *12 14 15) ACPI: PCI Interrupt Link [LNKD] (IRQs 1 3 4 5 6 7 10 *11 12 14 15) Linux Plug and Play Support v0.97 (c) Adam Belay pnp: PnP ACPI init ACPI: bus type pnp registered pnp: PnP ACPI: found 12 devices ACPI: ACPI bus type pnp unregistered SCSI subsystem initialized PCI: Using ACPI for IRQ routing PCI: If a device doesn't work, try "pci=routeirq". If it helps, post a report NetLabel: Initializing NetLabel: domain hash size = 128 NetLabel: protocols = UNLABELED CIPSOv4 NetLabel: unlabeled traffic allowed by default ACPI: RTC can wake from S4 pnp: 00:00: iomem range 0xf0000-0xf3fff could not be reserved pnp: 00:00: iomem range 0xf4000-0xf7fff could not be reserved pnp: 00:00: iomem range 0xf8000-0xfbfff could not be reserved pnp: 00:00: iomem range 0xfc000-0xfffff could not be reserved Time: tsc clocksource has been installed. PCI: Bridge: 0000:00:01.0 IO window: disabled. MEM window: d8000000-dfffffff PREFETCH window: 20000000-200fffff PCI: Setting latency timer of device 0000:00:01.0 to 64 NET: Registered protocol family 2 IP route cache hash table entries: 2048 (order: 1, 8192 bytes) TCP established hash table entries: 8192 (order: 5, 131072 bytes) TCP bind hash table entries: 8192 (order: 4, 98304 bytes) TCP: Hash tables configured (established 8192 bind 8192) TCP reno registered checking if image is initramfs... it is Freeing initrd memory: 597k freed apm: BIOS version 1.2 Flags 0x07 (Driver version 1.16ac) apm: overridden by ACPI. VFS: Disk quotas dquot_6.5.1 Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) Installing knfsd (copyright (C) 1996 okir@monad.swb.de). io scheduler noop registered io scheduler anticipatory registered io scheduler deadline registered io scheduler cfq registered (default) PCI: VIA PCI bridge detected. Disabling DAC. Activating ISA DMA hang workarounds. Boot video device is 0000:01:00.0 isapnp: Scanning for PnP cards... Switched to high resolution mode on CPU 0 isapnp: No Plug & Play device found Serial: 8250/16550 driver $Revision: 1.90 $ 4 ports, IRQ sharing disabled 00:08: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A 00:09: ttyS1 at I/O 0x2f8 (irq = 3) is a 16550A RAMDISK driver initialized: 16 RAM disks of 16384K size 1024 blocksize loop: module loaded input: Macintosh mouse button emulation as /class/input/input0 PNP: PS/2 Controller [PNP0303:PS2K] at 0x60,0x64 irq 1 PNP: PS/2 controller doesn't have AUX irq; using default 12 serio: i8042 KBD port at 0x60,0x64 irq 1 mice: PS/2 mouse device common for all mice input: AT Translated Set 2 keyboard as /class/input/input1 TCP cubic registered NET: Registered protocol family 1 NET: Registered protocol family 17 Using IPI No-Shortcut mode Freeing unused kernel memory: 304k freed libata version 2.21 loaded. pata_via 0000:00:07.1: version 0.3.1 scsi0 : pata_via scsi1 : pata_via ata1: PATA max UDMA/66 cmd 0x000101f0 ctl 0x000103f6 bmdma 0x0001e000 irq 14 ata2: PATA max UDMA/66 cmd 0x00010170 ctl 0x00010376 bmdma 0x0001e008 irq 15 ata1.00: ATA-7: WDC WD2500JB-55REA0, 20.00K20, max UDMA/100 ata1.00: 488397168 sectors, multi 16: LBA48 ata1.01: ata_hpa_resize 1: hpa sectors (33554433) is smaller than sectors (40132503) ata1.01: ATA-5: MAXTOR 6L020J1, A93.0500, max UDMA/133 ata1.01: 40132503 sectors, multi 16: LBA ata1.00: configured for UDMA/66 ata1.01: configured for UDMA/66 ata2.00: ATA-7: WDC WD2500JB-55REA0, 20.00K20, max UDMA/100 ata2.00: 488397168 sectors, multi 16: LBA48 ata2.00: configured for UDMA/66 scsi 0:0:0:0: Direct-Access ATA WDC WD2500JB-55R 20.0 PQ: 0 ANSI: 5 scsi 0:0:1:0: Direct-Access ATA MAXTOR 6L020J1 A93. PQ: 0 ANSI: 5 scsi 1:0:0:0: Direct-Access ATA WDC WD2500JB-55R 20.0 PQ: 0 ANSI: 5 sd 0:0:0:0: [sda] 488397168 512-byte hardware sectors (250059 MB) sd 0:0:0:0: [sda] Write Protect is off sd 0:0:0:0: [sda] Mode Sense: 00 3a 00 00 sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA sd 0:0:0:0: [sda] 488397168 512-byte hardware sectors (250059 MB) sd 0:0:0:0: [sda] Write Protect is off sd 0:0:0:0: [sda] Mode Sense: 00 3a 00 00 sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA sda: unknown partition table sd 0:0:0:0: [sda] Attached SCSI disk sd 0:0:1:0: [sdb] 40132503 512-byte hardware sectors (20548 MB) sd 0:0:1:0: [sdb] Write Protect is off sd 0:0:1:0: [sdb] Mode Sense: 00 3a 00 00 sd 0:0:1:0: [sdb] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA sd 0:0:1:0: [sdb] 40132503 512-byte hardware sectors (20548 MB) sd 0:0:1:0: [sdb] Write Protect is off sd 0:0:1:0: [sdb] Mode Sense: 00 3a 00 00 sd 0:0:1:0: [sdb] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA sdb: sdb1 sdb2 sd 0:0:1:0: [sdb] Attached SCSI disk sd 1:0:0:0: [sdc] 488397168 512-byte hardware sectors (250059 MB) sd 1:0:0:0: [sdc] Write Protect is off sd 1:0:0:0: [sdc] Mode Sense: 00 3a 00 00 sd 1:0:0:0: [sdc] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA sd 1:0:0:0: [sdc] 488397168 512-byte hardware sectors (250059 MB) sd 1:0:0:0: [sdc] Write Protect is off sd 1:0:0:0: [sdc] Mode Sense: 00 3a 00 00 sd 1:0:0:0: [sdc] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA sdc: unknown partition table sd 1:0:0:0: [sdc] Attached SCSI disk kjournald starting. Commit interval 5 seconds EXT3-fs: mounted filesystem with ordered data mode. usbcore: registered new interface driver usbfs usbcore: registered new interface driver hub usbcore: registered new device driver usb input: Power Button (FF) as /class/input/input2 ACPI: Power Button (FF) [PWRF] input: Power Button (CM) as /class/input/input3 ACPI: Power Button (CM) [PWRB] input: Sleep Button (CM) as /class/input/input4 ACPI: Sleep Button (CM) [SLPB] ACPI: Processor [CPU0] (supports 2 throttling states) USB Universal Host Controller Interface driver v3.0 ACPI: PCI Interrupt Link [LNKD] enabled at IRQ 11 PCI: setting IRQ 11 as level-triggered ACPI: PCI Interrupt 0000:00:07.2[D] -> Link [LNKD] -> GSI 11 (level, low) -> IRQ 11 uhci_hcd 0000:00:07.2: UHCI Host Controller uhci_hcd 0000:00:07.2: new USB bus registered, assigned bus number 1 uhci_hcd 0000:00:07.2: irq 11, io base 0x0000e400 usb usb1: configuration #1 chosen from 1 choice hub 1-0:1.0: USB hub found hub 1-0:1.0: 2 ports detected Linux agpgart interface v0.102 (c) Dave Jones ACPI: PCI Interrupt Link [LNKC] enabled at IRQ 12 PCI: setting IRQ 12 as level-triggered ACPI: PCI Interrupt 0000:00:0a.0[A] -> Link [LNKC] -> GSI 12 (level, low) -> IRQ 12 skge 1.11 addr 0xe4000000 irq 12 chip Yukon rev 1 skge eth0: addr 00:0f:38:6a:9c:fe sk98lin: driver has been replaced by the skge driver and is scheduled for removal pci_hotplug: PCI Hot Plug PCI Core version: 0.5 agpgart: Detected VIA Apollo Pro 133 chipset agpgart: AGP aperture is 64M @ 0xe0000000 parport_pc 00:0a: reported by Plug and Play ACPI parport0: PC-style at 0x378, irq 7 [PCSPP,TRISTATE] shpchp: Standard Hot Plug PCI Controller Driver version: 0.4 PPP generic driver version 2.4.2 rtc_cmos 00:04: rtc core: registered rtc_cmos as rtc0 rtc0: alarms up to one year, y3k lp0: using parport0 (interrupt-driven). ppdev: user-space parallel port driver input: PC Speaker as /class/input/input5 ACPI: PCI Interrupt Link [LNKA] enabled at IRQ 10 PCI: setting IRQ 10 as level-triggered ACPI: PCI Interrupt 0000:00:08.0[A] -> Link [LNKA] -> GSI 10 (level, low) -> IRQ 10 md: md0 stopped. EXT3 FS on sdb1, internal journal ReiserFS: sdb2: found reiserfs format "3.6" with standard journal ReiserFS: sdb2: using ordered data mode ReiserFS: sdb2: journal params: device sdb2, size 8192, journal first block 18, max trans len 1024, max batch 900, max commit age 30, max trans age 30 ReiserFS: sdb2: checking transaction log (sdb2) ReiserFS: sdb2: Using r5 hash to sort names skge eth0: enabling interface skge eth0: Link is up at 1000 Mbps, full duplex, flow control both
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