reducing power usage of Fedora - how you can help!
Nicolas Mailhot
nicolas.mailhot at laposte.net
Sun Aug 12 11:23:04 UTC 2007
Le jeudi 09 août 2007 à 12:06 -0400, Bill Nottingham a écrit :
> 4) Report the results. You can add reports here, on #fedora-devel,
> or to the upstream powertop community at power at bughost.org or
> #powertop on irc.oftc.net.
Idle:
Wakeups-from-idle per second : 375,3
Top causes for wakeups:
32,9% (101,6) <interrupt> : ohci_hcd:usb1, eth0
22,7% ( 70,2) <interrupt> : ehci_hcd:usb2
13,2% ( 40,8) at-spi-registry : schedule_timeout (process_timeout)
9,7% ( 29,8) Xorg : do_setitimer (it_real_fn)
4,5% ( 13,8) mixer_applet2 : schedule_timeout (process_timeout)
3,2% ( 10,0) <kernel core> : ehci_work (ehci_watchdog)
3,2% ( 10,0) <kernel module> : sky2_probe (sky2_idle)
1,6% ( 5,0) <interrupt> : sata_sil, firewire_ohci
1,5% ( 4,6) <interrupt> : sata_nv
1,0% ( 3,0) imap-login : schedule_timeout (process_timeout)
0,8% ( 2,4) gnome-terminal : schedule_timeout (process_timeout)
0,8% ( 2,4) multiload-apple : schedule_timeout (process_timeout)
0,6% ( 2,0) <kernel core> : queue_delayed_work_on
(delayed_work_timer_fn)
0,3% ( 1,0) httpd : schedule_timeout (process_timeout)
0,3% ( 1,0) dovecot : schedule_timeout (process_timeout)
0,3% ( 1,0) dhcdbd : schedule_timeout (process_timeout)
0,3% ( 1,0) firefox-bin : futex_wait (hrtimer_wakeup)
0,3% ( 1,0) <kernel core> : neigh_table_init_no_netlink
(neigh_periodic_timer)
0,3% ( 1,0) cpufreq-applet : schedule_timeout (process_timeout)
0,3% ( 0,8) S06cpuspeed : queue_delayed_work_on
(delayed_work_timer_fn)
0,2% ( 0,6) spamd : schedule_timeout (process_timeout)
0,2% ( 0,6) dovecot-auth : schedule_timeout (process_timeout)
0,1% ( 0,4) Xorg : schedule_timeout (process_timeout)
0,1% ( 0,4) <kernel core> : raid1_end_write_request
(md_safemode_timeout)
0,1% ( 0,4) gam_server : schedule_timeout (process_timeout)
0,1% ( 0,4) pidgin : schedule_timeout (process_timeout)
0,1% ( 0,4) pidgin : sk_reset_timer (tcp_write_timer)
0,1% ( 0,4) sensors-applet : schedule_timeout (process_timeout)
0,1% ( 0,4) nautilus : schedule_timeout (process_timeout)
0,1% ( 0,4) gnome-panel : schedule_timeout (process_timeout)
0,1% ( 0,2) <kernel core> : input_event (input_repeat_key)
0,1% ( 0,2) <kernel core> : page_writeback_init (wb_timer_fn)
0,1% ( 0,2) init : schedule_timeout (process_timeout)
0,1% ( 0,2) amavisd : schedule_timeout (process_timeout)
0,1% ( 0,2) rc.sysinit : start_this_handle (commit_timeout)
0,1% ( 0,2) ip : __netdev_watchdog_up (dev_watchdog)
0,1% ( 0,2) <kernel core> : ip_rt_init (rt_check_expire)
0,1% ( 0,2) cupsd : inet_twsk_schedule
(inet_twdr_hangman)
0,1% ( 0,2) mapping-daemon : schedule_timeout (process_timeout)
With ivtv:
Wakeups-from-idle per second : 902,6
Top causes for wakeups:
21,0% (102,2) <interrupt> : ohci_hcd:usb1, eth0
20,5% (100,0) <interrupt> : EMU10K1
11,2% ( 54,6) <interrupt> : ehci_hcd:usb2
10,8% ( 52,8) <interrupt> : ivtv0
8,0% ( 39,0) Xorg : do_setitimer (it_real_fn)
6,5% ( 31,6) at-spi-registry : schedule_timeout (process_timeout)
4,8% ( 23,2) totem : futex_wait (hrtimer_wakeup)
3,9% ( 18,8) totem : do_nanosleep (hrtimer_wakeup)
2,7% ( 13,0) mixer_applet2 : schedule_timeout (process_timeout)
2,1% ( 10,0) <kernel module> : sky2_probe (sky2_idle)
2,1% ( 10,0) <kernel core> : ehci_work (ehci_watchdog)
1,1% ( 5,2) totem : schedule_timeout (process_timeout)
0,9% ( 4,4) gnome-screensav : schedule_timeout (process_timeout)
0,9% ( 4,2) imap-login : schedule_timeout (process_timeout)
0,6% ( 2,8) multiload-apple : schedule_timeout (process_timeout)
0,4% ( 2,0) <kernel core> : queue_delayed_work_on (delayed_work_timer_fn)
0,3% ( 1,4) gnome-terminal : schedule_timeout (process_timeout)
0,2% ( 1,0) cpufreq-applet : schedule_timeout (process_timeout)
0,2% ( 1,0) httpd : schedule_timeout (process_timeout)
0,2% ( 1,0) dovecot : schedule_timeout (process_timeout)
0,2% ( 1,0) dovecot-auth : schedule_timeout (process_timeout)
0,2% ( 1,0) <kernel core> : neigh_table_init_no_netlink (neigh_periodic_timer)
0,2% ( 1,0) dhcdbd : schedule_timeout (process_timeout)
0,2% ( 0,8) S06cpuspeed : queue_delayed_work_on (delayed_work_timer_fn)
0,2% ( 0,8) firefox-bin : futex_wait (hrtimer_wakeup)
0,1% ( 0,6) spamd : schedule_timeout (process_timeout)
0,1% ( 0,4) pidgin : schedule_timeout (process_timeout)
0,1% ( 0,4) imap : schedule_timeout (process_timeout)
0,1% ( 0,4) sensors-applet : schedule_timeout (process_timeout)
0,0% ( 0,2) <kernel core> : input_event (input_repeat_key)
0,0% ( 0,2) Xorg : schedule_timeout (process_timeout)
0,0% ( 0,2) pidgin : sk_reset_timer (tcp_write_timer)
0,0% ( 0,2) auditd : schedule_timeout (process_timeout)
0,0% ( 0,2) gnome-panel : schedule_timeout (process_timeout)
0,0% ( 0,2) gam_server : schedule_timeout (process_timeout)
0,0% ( 0,2) cupsd : inet_twsk_schedule (inet_twdr_hangman)
0,0% ( 0,2) mapping-daemon : schedule_timeout (process_timeout)
0,0% ( 0,2) clock-applet : schedule_timeout (process_timeout)
0,0% ( 0,2) <kernel core> : page_writeback_init (wb_timer_fn)
0,0% ( 0,2) nautilus : schedule_timeout (process_timeout)
0,0% ( 0,2) init : schedule_timeout (process_timeout)
0,0% ( 0,2) amavisd : schedule_timeout (process_timeout)
0,0% ( 0,2) ip : __netdev_watchdog_up (dev_watchdog)
0,0% ( 0,2) crond : do_nanosleep (hrtimer_wakeup)
0,0% ( 0,2) metacity : schedule_timeout (process_timeout)
--
Nicolas Mailhot
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