PowerTOP report

System information

PowerTOP version	1.98 beta 1
Kernel version	Linux version 3.1.5-6.fc16.x86_64 (mockbuild@x86-10.phx2.fedoraproject.org) (gcc version 4.6.2 20111027 (Red Hat 4.6.2-1) (GCC) ) #1 SMP Thu Dec 15 16:14:44 UTC 2011
System name	LENOVO 7459H98 ThinkPad X200
CPU information	2x Intel(R) Core(TM)2 Duo CPU P8600 @ 2.40GHz
OS information	Fedora release 16 (Verne)

Power consumption summary

7.4 wakeups/second, 0.0 GPU ops/second and 0.0 VFS ops/sec

Power est.	Usage	Events/s	Category	Description
3.77 W	75.3%		Device	Display backlight
1.81 W	2038 rpm		Device	Laptop fan
354 mW	0.0 pkts/s		Device	Network interface: eth0 (e1000e)
84.5 mW	28.5 us/s	4.9	kWork	fb_flashcursor
12.1 mW	43.3 us/s	0.7	Timer	tick_sched_timer
7.78 mW	11.7 us/s	0.4	Interrupt	[4] block(softirq)
3.48 mW	0.0%	0.20	Process	sendmail: accepting connections
3.45 mW	0.0%	0.20	Process	[ksoftirqd/1]
2.59 mW	0.1 us/s	0.15	kWork	blk_delay_work
1.75 mW	0.0%	0.10	Process	[jbd2/dm-3-8]

Processor Idle state report

Package		CPU 0
POLL	0.0%	POLL	0.0%	0.0 ms
C1	0.0%	C1	0.0%	0.0 ms
C2	0.4%	C2	0.7%	16.4 ms
C3	99.6%	C3	99.2%	149.2 ms
		CPU 1
		POLL	0.0%	0.0 ms
		C1	0.0%	0.0 ms
		C2	0.0%	0.3 ms
		C3	99.9%	154.9 ms

Processor frequency report

Package		CPU 0
Turbo Mode	0.0%	Turbo Mode	0.0%
2.40 Ghz	0.0%	2.40 Ghz	0.0%
1.60 Ghz	0.0%	1.60 Ghz	0.0%
800 Mhz	0.0%	800 Mhz	0.0%
Idle	100.0%	Idle	100.0%
		CPU 1
		Turbo Mode	0.0%
		2.40 Ghz	0.0%
		1.60 Ghz	0.0%
		800 Mhz	0.0%
		Idle	100.0%

Overview of software power consumers

Power est.	Usage	Wakeups/s	Category	Description
84.5 mW	28.5 us/s	4.9	kWork	fb_flashcursor
12.1 mW	43.3 us/s	0.7	Timer	tick_sched_timer
7.78 mW	11.7 us/s	0.4	Interrupt	[4] block(softirq)
3.48 mW	21.9 us/s	0.20	Process	sendmail: accepting connections
3.45 mW	4.3 us/s	0.20	Process	[ksoftirqd/1]
2.59 mW	0.1 us/s	0.15	kWork	blk_delay_work
1.75 mW	16.0 us/s	0.10	Process	[jbd2/dm-3-8]
1.73 mW	4.8 us/s	0.10	Process	/usr/sbin/ntpd -n -u ntp:ntp -g
1.73 mW	4.6 us/s	0.10	Process	[khugepaged]
1.73 mW	2.6 us/s	0.10	Timer	hrtimer_wakeup
1.72 mW	0.4 us/s	0.10	kWork	neigh_periodic_work
1.71 mW	546.4 us/s	0.05	Process	powertop --html x200-powertop-init3.html
1.01 mW	96.1 us/s	0.05	kWork	kcryptd_crypt
889 uW	17.2 us/s	0.05	Interrupt	[7] sched(softirq)
864 uW	1.4 us/s	0.05	Process	[flush-253:3]
864 uW	1.3 us/s	0.05	Process	/sbin/audispd
863 uW	0.7 us/s	0.05	Process	[sync_supers]
862 uW	0.1 us/s	0.05	kWork	cfq_kick_queue
0 mW	57.3 us/s		Interrupt	[1] timer(softirq)
0 mW	43.6 us/s		Process	[kworker/1:1]
0 mW	36.5 us/s		kWork	do_dbs_timer
0 mW	27.7 us/s		Timer	delayed_work_timer_fn
0 mW	25.0 us/s		Interrupt	[0] timer/0
0 mW	23.3 us/s		Interrupt	[0] timer/1
0 mW	16.0 us/s		Process	[migration/1]
0 mW	9.8 us/s		Timer	cursor_timer_handler
0 mW	7.3 us/s		Interrupt	[9] RCU(softirq)
0 mW	4.6 us/s		Interrupt	[43] SATA controller
0 mW	3.9 us/s		kWork	vmstat_update
0 mW	3.6 us/s		Process	[migration/0]
0 mW	2.8 us/s		Process	[kworker/0:1]
0 mW	0.6 us/s		Timer	process_timeout
0 mW	0.3 us/s		Timer	sync_supers_timer_fn
0 mW	0.2 us/s		Timer	commit_timeout
0 mW	0.2 us/s		Timer	cfq_idle_slice_timer
0 mW	0.1 us/s		kWork	dm_wq_work
0 mW	0.1 us/s		Timer	laptop_mode_timer_fn

Process device activity

Process	Device
systemd	/dev/autofs
	/dev/kmsg
systemd-stdout-	/dev/console
	/dev/kmsg
acpid	/dev/input/event6
	/dev/input/event5
	/dev/input/event3
	/dev/input/event2
	/dev/input/event1
	/dev/input/event0
mcelog	/dev/mcelog

Device power report

System baseline power is estimated at 4.69 W

Power est.	Usage	Device name
2.78 W	86.7%	Display backlight
1.81 W	2038 rpm	Laptop fan
985 mW	75.3%	Display backlight
354 mW	0.0 pkts/s	Network interface: eth0 (e1000e)
130 mW	0.1%	CPU use
0 mW	0.0%	USB device: UHCI Host Controller
0 mW	0.0 pkts/s	Network interface: wlan0 (iwlagn)
0 mW	0.0%	Thinkpad light
0 mW	0.0%	Radio device: iwlagn
0 mW	0.0%	Audio codec hwC0D0: Conexant
0 mW	0.0%	USB device: UHCI Host Controller
0 mW	0.0%	USB device: UHCI Host Controller
0 mW	0.0%	USB device: UHCI Host Controller
0 mW	0.0%	USB device: UHCI Host Controller
0 mW	0.0%	USB device: UHCI Host Controller
0 mW	0.0%	USB device: EHCI Host Controller
0 mW	0.0%	USB device: EHCI Host Controller
	100.0%	PCI Device: Intel Corporation 82801I (ICH9 Family) PCI Express Port 1
	100.0%	PCI Device: Intel Corporation 82801I (ICH9 Family) PCI Express Port 4
	100.0%	PCI Device: Intel Corporation 82801I (ICH9 Family) PCI Express Port 2
	100.0%	PCI Device: Intel Corporation PRO/Wireless 5100 AGN [Shiloh] Network Connection
	100.0%	PCI Device: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #2
	100.0%	PCI Device: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #3
	100.0%	PCI Device: Intel Corporation ICH9M/M-E SATA AHCI Controller
	100.0%	PCI Device: Intel Corporation 82801I (ICH9 Family) SMBus Controller
	100.0%	PCI Device: Intel Corporation 82801I (ICH9 Family) HD Audio Controller
	100.0%	PCI Device: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #5
	100.0%	PCI Device: Intel Corporation Mobile 4 Series Chipset AMT SOL Redirection
	100.0%	PCI Device: Intel Corporation Mobile 4 Series Chipset Integrated Graphics Controller
	100.0%	PCI Device: Intel Corporation Mobile 4 Series Chipset Memory Controller Hub
	0.0%	PCI Device: Intel Corporation 82801I (ICH9 Family) USB2 EHCI Controller #2
	0.0%	PCI Device: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #6
	0.0%	PCI Device: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #1
	0.0%	PCI Device: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #4
	0.0%	PCI Device: Intel Corporation 82567LM Gigabit Network Connection
	0.0%	PCI Device: Intel Corporation 82801I (ICH9 Family) USB2 EHCI Controller #1

Untunable software issues

PCI Device Intel Corporation Mobile 4 Series Chipset Integrated Graphics Controller has no runtime power management

PCI Device Intel Corporation Mobile 4 Series Chipset MEI Controller has no runtime power management

PCI Device Intel Corporation 82801 Mobile PCI Bridge has no runtime power management

PCI Device Intel Corporation ICH9M-E LPC Interface Controller has no runtime power management

Optimal tuned software settings

Wireless Power Saving for interface wlan0

Enable SATA link power management for /dev/sda

NMI watchdog should be turned off

Power Aware CPU scheduler

VM writeback timeout

Enable Audio codec power management

Autosuspend for USB device UHCI Host Controller [usb5]

Autosuspend for USB device UHCI Host Controller [usb6]

Autosuspend for USB device EHCI Host Controller [usb1]

Autosuspend for USB device EHCI Host Controller [usb2]

Autosuspend for USB device UHCI Host Controller [usb3]

Autosuspend for USB device UHCI Host Controller [usb7]

Autosuspend for USB device UHCI Host Controller [usb4]

Autosuspend for USB device UHCI Host Controller [usb8]

Runtime PM for PCI Device Intel Corporation 82801I (ICH9 Family) PCI Express Port 2

Runtime PM for PCI Device Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #3

Runtime PM for PCI Device Intel Corporation 82801I (ICH9 Family) HD Audio Controller

Runtime PM for PCI Device Intel Corporation 82801I (ICH9 Family) USB2 EHCI Controller #2

Runtime PM for PCI Device Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #6

Runtime PM for PCI Device Intel Corporation 82567LM Gigabit Network Connection

Runtime PM for PCI Device Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #2

Runtime PM for PCI Device Intel Corporation Mobile 4 Series Chipset AMT SOL Redirection

Runtime PM for PCI Device Intel Corporation Mobile 4 Series Chipset Integrated Graphics Controller

Runtime PM for PCI Device Intel Corporation Mobile 4 Series Chipset Memory Controller Hub

Runtime PM for PCI Device Intel Corporation 82801I (ICH9 Family) PCI Express Port 1

Runtime PM for PCI Device Intel Corporation PRO/Wireless 5100 AGN [Shiloh] Network Connection

Runtime PM for PCI Device Intel Corporation 82801I (ICH9 Family) SMBus Controller

Runtime PM for PCI Device Intel Corporation ICH9M/M-E SATA AHCI Controller

Runtime PM for PCI Device Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #4

Runtime PM for PCI Device Intel Corporation 82801I (ICH9 Family) USB2 EHCI Controller #1

Runtime PM for PCI Device Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #1

Runtime PM for PCI Device Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #5

Runtime PM for PCI Device Intel Corporation 82801I (ICH9 Family) PCI Express Port 4

Wake-on-lan status for device eth0

Wake-on-lan status for device wlan0

Using 'ondemand' cpufreq governor