PowerTOP version 1.9 (C) 2007 Intel Corporation
Cn Avg residency P-states (frequencies)
C0 (cpu running) (21,4%) 2,01 Ghz 13,0%
C1 0,0ms ( 0,0%) 2,00 Ghz 0,0%
C2 0,3ms ( 0,7%) 1,60 Ghz 0,0%
C3 1,5ms (77,9%) 800 Mhz 87,0%
Wakeups-from-idle per second : 555,8 interval: 5,0s
no ACPI power usage estimate available
Top causes for wakeups:
36,4% (338,4) <kernel IPI> : Rescheduling interrupts
10,8% (100,2) USB device 5-2 : HP Integrated Module (Broadcom Corp)
10,8% (100,0) <interrupt> : uhci_hcd:usb5, ehci_hcd:usb6
10,0% ( 92,8) firefox : schedule_timeout (process_timeout)
6,5% ( 60,4) <interrupt> : uhci_hcd:usb1, nvidia
5,6% ( 52,4) <interrupt> : extra timer interrupt
5,2% ( 48,0) firefox : futex_wait (hrtimer_wakeup)
2,4% ( 22,0) compiz.real : schedule_timeout (process_timeout)
2,1% ( 19,2) <interrupt> : uhci_hcd:usb2, sdhci:slot0
2,1% ( 19,2) USB device 2-2 : Optical USB Mouse (Logitech)
1,8% ( 16,6) <interrupt> : iwl3945
1,3% ( 12,0) <kernel module> : usb_hcd_poll_rh_status (rh_timer_func)
1,1% ( 10,0) <kernel core> : ehci_irq (ehci_watchdog)
1,0% ( 9,0) <interrupt> : libata
0,7% ( 6,6) artsd : schedule_timeout (process_timeout)
0,3% ( 2,6) kicker : schedule_timeout (process_timeout)
0,2% ( 2,0) <interrupt> : ahci
0,2% ( 1,8) tor : schedule_timeout (process_timeout)
0,2% ( 1,8) wpa_supplicant : schedule_timeout (process_timeout)
0,2% ( 1,6) NetworkManager : schedule_timeout (process_timeout)
0,2% ( 1,4) klipper : schedule_timeout (process_timeout)
0,1% ( 1,2) <kernel module> : neigh_table_init_no_netlink (neigh_periodic_timer)
0,1% ( 1,0) artsd : do_setitimer (it_real_fn)
0,1% ( 1,0) kwrapper : do_nanosleep (hrtimer_wakeup)
0,1% ( 1,0) dhcdbd : schedule_timeout (process_timeout)
0,1% ( 1,0) Xorg : nv_start_rc_timer (nv_kern_rc_timer)
0,1% ( 0,8) <kernel core> : neigh_table_init_no_netlink (neigh_periodic_timer)
Suggestion: Disable 'hal' from polling your cdrom with:
hal-disable-polling --device /dev/cdrom 'hal' is the component that auto-opens a
window if you plug in a CD but disables SATA power saving from ki