PowerTOP report

System information

PowerTOP version1.97 beta 1
Kernel versionLinux version 2.6.38.5-22.fc15.x86_64 (mockbuild@x86-16.phx2.fedoraproject.org) (gcc version 4.6.0 20110428 (Red Hat 4.6.0-6) (GCC) ) #1 SMP Mon May 2 19:28:55 UTC 2011
System name
CPU information4x Intel(R) Xeon(R) CPU E5504 @ 2.00GHz
OS informationFedora release 15 (Lovelock)

Power consumption summary

53,1 wakeups/second, 0,0 GPU ops/second and 0,0 VFS ops/sec

UsageEvents/sCategoryDescription
111,2 µs/s 23,6Timertick_sched_timer
0,0% 10,2Process/usr/libexec/mysqld --basedir=/usr --datadir=/var/lib/mysql --plugin-dir=/usr/lib64/mysql/plugin --user=mysql --old-passwords -
0,0% 5,2Process/tmp/pm.YL2pD41Sd1/chroma/pwrtest -c
24,6 µs/s 4,6Timerhrtimer_wakeup
56,4 µs/s 4,1Interrupt[3] net_rx(softirq)
49,9 µs/s 3,1Interrupt[20] ehci_hcd:usb1
10,4 µs/s 0,9Interrupt[4] block(softirq)
0,1% 0,0Processpowertop --html
0,0% 0,2Processsendmail: accepting connections
0,0% 0,2Process[flush-253:0]

Processor Idle state report

Package  Core  CPU 0
  C0 active 0,4%
  POLL 0,0% 0,0 ms
  NHM-C1 0,0% 0,1 ms
C3 (pc3) 1,0% C3 (cc3) 1,4% NHM-C3 1,5% 0,7 ms
C6 (pc6) 85,7% C6 (cc6) 97,8% NHM-C6 98,2% 19,9 ms
   Core  CPU 2
   C0 active 0,1%
   POLL 0,0% 0,0 ms
   NHM-C1 0,0% 0,0 ms
  C3 (cc3) 0,1% NHM-C3 0,1% 0,8 ms
  C6 (cc6) 99,7% NHM-C6 99,9% 90,0 ms
   Core  CPU 1
   C0 active 0,1%
   POLL 0,0% 0,0 ms
   NHM-C1 0,0% 0,0 ms
  C3 (cc3) 0,2% NHM-C3 0,3% 0,9 ms
  C6 (cc6) 99,5% NHM-C6 99,7% 59,0 ms
   Core  CPU 3
   C0 active 0,1%
   POLL 0,0% 0,0 ms
   NHM-C1 0,0% 0,0 ms
  C3 (cc3) 0,5% NHM-C3 0,5% 1,2 ms
  C6 (cc6) 99,2% NHM-C6 99,4% 52,9 ms

Processor frequency report

Package  Core  CPU 0
  Actual1,6 Ghz
2,00 Ghz 0,0%  2,00 Ghz 0,0%  2,00 Ghz 0,0%
1,87 Ghz 0,0%  1,87 Ghz 0,0%  1,87 Ghz 0,0%
1,73 Ghz 0,0%  1,73 Ghz 0,0%  1,73 Ghz 0,0%
1,60 Ghz 0,0%  1,60 Ghz 0,0%  1,60 Ghz 0,0%
Idle 99,9%  Idle 100,0%  Idle 100,0%
   Core  CPU 2
   Actual1,6 Ghz
  2,00 Ghz 0,0%  2,00 Ghz 0,0%
  1,87 Ghz 0,0%  1,87 Ghz 0,0%
  1,73 Ghz 0,0%  1,73 Ghz 0,0%
  1,60 Ghz 0,0%  1,60 Ghz 0,0%
  Idle 100,0%  Idle 100,0%
   Core  CPU 1
   Actual1,6 Ghz
  2,00 Ghz 0,0%  2,00 Ghz 0,0%
  1,87 Ghz 0,0%  1,87 Ghz 0,0%
  1,73 Ghz 0,0%  1,73 Ghz 0,0%
  1,60 Ghz 0,0%  1,60 Ghz 0,0%
  Idle 99,9%  Idle 99,9%
   Core  CPU 3
   Actual1,6 Ghz
  2,00 Ghz 0,0%  2,00 Ghz 0,0%
  1,87 Ghz 0,0%  1,87 Ghz 0,0%
  1,73 Ghz 0,0%  1,73 Ghz 0,0%
  1,60 Ghz 0,0%  1,60 Ghz 0,0%
  Idle 100,0%  Idle 100,0%

Overview of software power consumers

UsageWakeups/sGPU ops/sDisk IO/sCategoryDescription
111,2 µs/s 23,6Timertick_sched_timer
294,6 µs/s 10,2Process/usr/libexec/mysqld --basedir=/usr --datadir=/var/lib/mysql --plugin-dir=/usr/lib64/mysql/plugin --user=mysql --old-passwords -
94,1 µs/s 5,2Process/tmp/pm.YL2pD41Sd1/chroma/pwrtest -c
24,6 µs/s 4,6Timerhrtimer_wakeup
56,4 µs/s 4,1Interrupt[3] net_rx(softirq)
49,9 µs/s 3,1Interrupt[20] ehci_hcd:usb1
10,4 µs/s 0,9Interrupt[4] block(softirq)
0,9 ms/sProcesspowertop --html
17,2 µs/s 0,2Processsendmail: accepting connections
1,7 µs/s 0,2Process[flush-253:0]
486,7 µs/sInterrupt[0] timer/0
208,5 µs/s 0,1kWorkoutput_poll_execute
1,3 µs/s 0,2Process[sync_supers]
0,5 µs/s 0,2kWorkneigh_periodic_work
4,6 µs/s 0,1Process/sbin/udevd
2,6 µs/s 0,1Process[ksoftirqd/1]
0,8 µs/s 0,1Process[khugepaged]
0,8 µs/s 0,1Process[ksoftirqd/0]
0,1 µs/s 0,1kWorkcfq_kick_queue
20,8 µs/s 0,1Processudevd
15,7 µs/s 0,1kWorkrt_worker_func
15,6 µs/s 0,1Process[jbd2/dm-0-8]
1,5 µs/s 0,1Process[ksoftirqd/2]
1,2 µs/s 0,1Processrpcbind
0,1 µs/s 0,1kWorkdo_cache_clean
118,7 µs/sInterrupt[1] timer(softirq)
111,1 µs/sTimerdelayed_work_timer_fn
88,1 µs/skWorkdo_dbs_timer
77,9 µs/sProcess[kworker/0:0]
71,9 µs/sInterrupt[7] sched(softirq)
67,9 µs/sProcess[migration/1]
47,5 µs/sTimertimeout_func
37,4 µs/sTimerrh_timer_func
33,6 µs/sProcess[kworker/1:2]
30,2 µs/sProcess[kworker/3:1]
25,9 µs/sProcess[migration/0]
18,6 µs/sProcess[migration/3]
17,8 µs/sTimerehci_watchdog
10,8 µs/sInterrupt[20] uhci_hcd:usb2
9,9 µs/sTimerflush_unmaps_timeout
9,6 µs/sInterrupt[9] RCU(softirq)
8,5 µs/skWorkvmstat_update
8,4 µs/sProcess[migration/2]
6,9 µs/sInterrupt[69] eth0-0
5,0 µs/sProcess[kworker/2:1]
4,7 µs/sInterrupt[65] hpsa0
4,2 µs/sTimerclocksource_watchdog
3,1 µs/sTimerbnx2_timer
2,4 µs/sTimeripmi_timeout
0,9 µs/skWorkdm_wq_work
0,8 µs/sTimerdev_watchdog
0,7 µs/sInterrupt[72] eth0-3
0,7 µs/sInterrupt[73] eth0-4
0,7 µs/sTimerprocess_timeout
0,6 µs/sTimersync_supers_timer_fn
0,5 µs/sTimerfib6_gc_timer_cb
0,5 µs/sTimerdeath_by_timeout
0,3 µs/sInterrupt[2] net tx(softirq)
0,2 µs/sTimerinet_twdr_hangman
0,2 µs/sTimercommit_timeout
0,1 µs/sTimercfq_idle_slice_timer
0,1 µs/sInterrupt[70] eth0-1
0,1 µs/sInterrupt[71] eth0-2

Process device activity

ProcessDevice
systemd/dev/autofs
/dev/initctl
/dev/kmsg
systemd-kmsg-sy/dev/kmsg
/dev/kmsg
acpid/dev/input/event1
/dev/input/event0
gpm/dev/input/mice
mcelog/dev/mcelog
pwrtest/dev/usbtmc0
systemd-logger/dev/kmsg
ptd/dev/usbtmc0

Device power report

UsageDevice name
0,3%CPU use
356,1 pkts/sNetwork interface: eth0 (bnx2)
100,0%PCI Device: Intel Corporation 5520/5500/X58 I/O Hub PCI Express Root Port 8
100,0%PCI Device: Hewlett-Packard Company Proliant iLO2 virtual UART
100,0%PCI Device: Intel Corporation 5520/5500/X58 I/O Hub PCI Express Root Port 9
100,0%PCI Device: Intel Corporation 5520/5500/X58 I/O Hub PCI Express Root Port 10
100,0%PCI Device: Intel Corporation 5520/5500/X58 I/O Hub System Management Registers
100,0%PCI Device: Intel Corporation 82801JI (ICH10 Family) USB UHCI Controller #1
100,0%PCI Device: Intel Corporation 82801JI (ICH10 Family) USB UHCI Controller #2
100,0%PCI Device: Intel Corporation 82801JI (ICH10 Family) USB UHCI Controller #3
100,0%PCI Device: Intel Corporation 82801JI (ICH10 Family) USB UHCI Controller #6
100,0%PCI Device: Intel Corporation 82801JI (ICH10 Family) USB2 EHCI Controller #1
100,0%PCI Device: Broadcom Corporation NetXtreme II BCM5709 Gigabit Ethernet
100,0%PCI Device: Broadcom Corporation NetXtreme II BCM5709 Gigabit Ethernet
100,0%PCI Device: ATI Technologies Inc ES1000
100,0%PCI Device: Compaq Computer Corporation Integrated Lights Out Controller
100,0%PCI Device: Compaq Computer Corporation Integrated Lights Out Processor
100,0%PCI Device: Hewlett-Packard Company Proliant iLO2/iLO3 virtual USB controller
100,0%PCI Device: Intel Corporation 5520/5500/X58 I/O Hub PCI Express Root Port 7
100,0%PCI Device: Intel Corporation 5520/X58 I/O Hub PCI Express Root Port 6
100,0%PCI Device: Intel Corporation 5520/X58 I/O Hub PCI Express Root Port 5
100,0%PCI Device: Intel Corporation 5520/X58 I/O Hub PCI Express Root Port 4
100,0%PCI Device: Intel Corporation 5520/5500/X58 I/O Hub PCI Express Root Port 3
100,0%PCI Device: Intel Corporation 5520/5500/X58 I/O Hub PCI Express Root Port 2
100,0%PCI Device: Intel Corporation 5520/5500/X58 I/O Hub PCI Express Root Port 1
100,0%USB device: Virtual Keyboard (HP)
100,0%USB device: USB-66200 (Chroma )
100,0%USB device: UHCI Host Controller
100,0%USB device: EHCI Host Controller
0,0 pkts/sNetwork interface: eth1 (bnx2)
0,0%USB device: UHCI Host Controller
0,0%USB device: UHCI Host Controller
0,0%USB device: UHCI Host Controller
0,0%USB device: UHCI Host Controller

Software settings in need of tuning

VM writeback timeout
NMI watchdog should be turned off
Power Aware CPU scheduler
Autosuspend for USB device USB-66200 (Chroma )
Autosuspend for USB device Virtual Keyboard (HP)
Runtime PM for PCI Device Intel Corporation 5520/5500/X58 I/O Hub PCI Express Root Port 10
Runtime PM for PCI Device Intel Corporation 5520/5500/X58 I/O Hub PCI Express Root Port 1
Runtime PM for PCI Device Intel Corporation 5520/5500/X58 I/O Hub PCI Express Root Port 2
Runtime PM for PCI Device Broadcom Corporation NetXtreme II BCM5709 Gigabit Ethernet
Runtime PM for PCI Device Broadcom Corporation NetXtreme II BCM5709 Gigabit Ethernet
Runtime PM for PCI Device Compaq Computer Corporation Integrated Lights Out Processor
Runtime PM for PCI Device Intel Corporation 5520/5500/X58 I/O Hub PCI Express Root Port 9
Runtime PM for PCI Device Intel Corporation 5520/X58 I/O Hub PCI Express Root Port 5
Runtime PM for PCI Device Intel Corporation 5520/X58 I/O Hub PCI Express Root Port 6
Runtime PM for PCI Device Intel Corporation 5520/X58 I/O Hub PCI Express Root Port 4
Runtime PM for PCI Device Compaq Computer Corporation Integrated Lights Out Controller
Runtime PM for PCI Device Intel Corporation 5520/5500/X58 I/O Hub PCI Express Root Port 3
Runtime PM for PCI Device ATI Technologies Inc ES1000
Runtime PM for PCI Device Hewlett-Packard Company Proliant iLO2 virtual UART
Runtime PM for PCI Device Hewlett-Packard Company Proliant iLO2/iLO3 virtual USB controller
Runtime PM for PCI Device Intel Corporation 5520/5500/X58 I/O Hub System Management Registers
Runtime PM for PCI Device Intel Corporation 5520/5500/X58 I/O Hub PCI Express Root Port 7
Runtime PM for PCI Device Intel Corporation 5520/5500/X58 I/O Hub PCI Express Root Port 8
Runtime PM for PCI Device Intel Corporation 82801JI (ICH10 Family) USB UHCI Controller #1
Runtime PM for PCI Device Intel Corporation 82801JI (ICH10 Family) USB UHCI Controller #2
Runtime PM for PCI Device Intel Corporation 82801JI (ICH10 Family) USB UHCI Controller #3
Runtime PM for PCI Device Intel Corporation 82801JI (ICH10 Family) USB UHCI Controller #6
Runtime PM for PCI Device Intel Corporation 82801JI (ICH10 Family) USB2 EHCI Controller #1
Wake-on-lan status for device eth1

Untunable software issues

PCI Device Intel Corporation 5520 I/O Hub to ESI Port has no runtime power management
PCI Device Intel Corporation Device 343a has no runtime power management
PCI Device Intel Corporation Device 343b has no runtime power management
PCI Device Intel Corporation Device 343c has no runtime power management
PCI Device Intel Corporation Device 343d has no runtime power management
PCI Device Intel Corporation 5520/5500/X58 Physical Layer Port 0 has no runtime power management
PCI Device Intel Corporation 5520/5500 Physical Layer Port 1 has no runtime power management
PCI Device Intel Corporation Device 341a has no runtime power management
PCI Device Intel Corporation Device 341c has no runtime power management
PCI Device Intel Corporation Device 341d has no runtime power management
PCI Device Intel Corporation Device 341e has no runtime power management
PCI Device Intel Corporation Device 341f has no runtime power management
PCI Device Intel Corporation Device 3439 has no runtime power management
PCI Device Intel Corporation 5520/5500/X58 I/O Hub GPIO and Scratch Pad Registers has no runtime power management
PCI Device Intel Corporation 5520/5500/X58 I/O Hub Control Status and RAS Registers has no runtime power management
PCI Device Intel Corporation 82801 PCI Bridge has no runtime power management
PCI Device Intel Corporation 82801JIB (ICH10) LPC Interface Controller has no runtime power management
PCI Device Hewlett-Packard Company Smart Array G6 controllers has no runtime power management

Optimal tuned software settings

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 UHCI Host Controller [usb2]
Autosuspend for USB device UHCI Host Controller [usb3]
Autosuspend for USB device UHCI Host Controller [usb4]
Wake-on-lan status for device eth0
Using 'ondemand' cpufreq governor