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Message #07756
[Bug 887793] Re: Kworker constantly taking about 100% CPU
KP Stolk, this bug report is being closed due to your last comment
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/887793/comments/83
regarding this being fixed with an update. For future reference you can
manage the status of your own bugs by clicking on the current status in
the yellow line and then choosing a new status in the revealed drop down
box. You can learn more about bug statuses at
https://wiki.ubuntu.com/Bugs/Status. Thank you again for taking the time
to report this bug and helping to make Ubuntu better. Please submit any
future bugs you may find.
** Tags removed: needs-full-computer-model
** Tags added: bios-outdated-f.20
** Changed in: linux (Ubuntu)
Status: Confirmed => Invalid
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https://bugs.launchpad.net/bugs/887793
Title:
Kworker constantly taking about 100% CPU
Status in The Linux Kernel:
Confirmed
Status in “linux” package in Ubuntu:
Invalid
Status in “linux” package in Arch Linux:
New
Status in “linux” package in Suse:
New
Bug description:
I've this issue since the latest Ubuntu 11.10 version, all updates
applied till today, and it's still there. Ubuntu 11.04 did not have
this issue.
If I run top there is a Kworker constantly taking much CPU, I don't
know how to research where this comes from.
ProblemType: Bug
DistroRelease: Ubuntu 11.10
Package: linux-image-3.0.0-12-generic 3.0.0-12.20
ProcVersionSignature: Ubuntu 3.0.0-12.20-generic 3.0.4
Uname: Linux 3.0.0-12-generic i686
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24.
AplayDevices:
**** List of PLAYBACK Hardware Devices ****
card 0: Intel [HDA Intel], device 0: AD198x Analog [AD198x Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0
ApportVersion: 1.23-0ubuntu4
Architecture: i386
ArecordDevices:
**** List of CAPTURE Hardware Devices ****
card 0: Intel [HDA Intel], device 0: AD198x Analog [AD198x Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: kp 1473 F.... pulseaudio
CRDA: Error: [Errno 2] Bestand of map bestaat niet
Card0.Amixer.info:
Card hw:0 'Intel'/'HDA Intel at 0xe4404000 irq 46'
Mixer name : 'Analog Devices AD1981'
Components : 'HDA:11d41981,103c30c0,00100200 HDA:11c11040,103c1378,00100200'
Controls : 11
Simple ctrls : 9
Date: Tue Nov 8 22:29:10 2011
HibernationDevice: RESUME=UUID=ad8d4a18-9fe4-4246-ba44-85cf6b4dace5
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release i386 (20111012)
MachineType: Hewlett-Packard HP Compaq 6710b (GB891ET#ABH)
PccardctlIdent:
Socket 0:
no product info available
PccardctlStatus:
Socket 0:
no card
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.0.0-12-generic root=UUID=686d2155-83a9-4743-a2a4-8e9570ee3da6 ro quiet splash vt.handoff=7
RelatedPackageVersions:
linux-restricted-modules-3.0.0-12-generic N/A
linux-backports-modules-3.0.0-12-generic N/A
linux-firmware 1.60
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 01/15/2009
dmi.bios.vendor: Hewlett-Packard
dmi.bios.version: 68DDU Ver. F.15
dmi.board.name: 30C0
dmi.board.vendor: Hewlett-Packard
dmi.board.version: KBC Version 71.2E
dmi.chassis.asset.tag: CNU72913PH
dmi.chassis.type: 10
dmi.chassis.vendor: Hewlett-Packard
dmi.modalias: dmi:bvnHewlett-Packard:bvr68DDUVer.F.15:bd01/15/2009:svnHewlett-Packard:pnHPCompaq6710b(GB891ET#ABH):pvrF.15:rvnHewlett-Packard:rn30C0:rvrKBCVersion71.2E:cvnHewlett-Packard:ct10:cvr:
dmi.product.name: HP Compaq 6710b (GB891ET#ABH)
dmi.product.version: F.15
dmi.sys.vendor: Hewlett-Packard
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