PowerTOP 1.8 (C) 2007 Intel Corporation Collecting data for 15 seconds Cn Avg residency C0 (cpu running) (53.8%) C1 0.0ms ( 0.0%) C2 0.0ms ( 0.2%) C3 0.1ms (46.0%) P-states (frequencies) 2.01 Ghz 0.8% 2.00 Ghz 0.0% 1.60 Ghz 0.0% 800 Mhz 99.2% Wakeups-from-idle per second : 6287.5 interval: 15.0s no ACPI power usage estimate available Top causes for wakeups: 35.5% ( 16.1) firefox-bin : futex_wait (hrtimer_wakeup) 27.4% ( 12.5) : extra timer interrupt 8.9% ( 4.1) : usb_hcd_poll_rh_status (rh_timer_func) 3.5% ( 1.6) Xorg : do_setitimer (it_real_fn) 3.2% ( 1.5) kpdf : schedule_timeout (process_timeout) 2.5% ( 1.1) Xorg : schedule_timeout (process_timeout) 2.2% ( 1.0) dhcdbd : schedule_timeout (process_timeout) 2.2% ( 1.0) NetworkManager : tg3_open (tg3_timer) 2.2% ( 1.0) klipper : schedule_timeout (process_timeout) 2.2% ( 1.0) kwrapper : do_nanosleep (hrtimer_wakeup) 2.2% ( 1.0) ksysguardd : schedule_timeout (process_timeout) 1.5% ( 0.7) : eth0 0.9% ( 0.4) NetworkManager : schedule_timeout (process_timeout) 0.9% ( 0.4) : neigh_table_init_no_netlink (neigh_periodic_timer) 0.7% ( 0.3) kded : schedule_timeout (process_timeout) 0.4% ( 0.2) adept_notifier : schedule_timeout (process_timeout) 0.4% ( 0.2) guidance-power- : schedule_timeout (process_timeout) 0.4% ( 0.2) : page_writeback_init (wb_timer_fn) 0.4% ( 0.2) kicker : schedule_timeout (process_timeout) 0.4% ( 0.2) : __netdev_watchdog_up (dev_watchdog) 0.4% ( 0.2) : neigh_table_init_no_netlink (neigh_periodic_timer) 0.1% ( 0.1) : PS/2 keyboard/mouse/touchpad 0.1% ( 0.1) konsole : schedule_timeout (process_timeout) 0.1% ( 0.1) ssh : __neigh_event_send (neigh_timer_handler) 0.1% ( 0.1) : dst_run_gc (dst_run_gc) 0.1% ( 0.1) ssh-agent : schedule_timeout (process_timeout) 0.1% ( 0.1) ssh-agent : do_setitimer (it_real_fn) 0.1% ( 0.1) klauncher : schedule_timeout (process_timeout) 0.1% ( 0.1) : inet_initpeers (peer_check_expire) 0.1% ( 0.1) : addrconf_verify (addrconf_verify)