Public bug reported:
The process kworker keeps consuming the maximum available cpu, slowing
down all the other tasks the computer is doing. The problem was also
present in ubuntu 12.04.
ProblemType: Bug
DistroRelease: Ubuntu 12.10
Package: linux-image-3.5.0-7-generic 3.5.0-7.7
ProcVersionSignature: Ubuntu 3.5.0-7.7-generic 3.5.0
Uname: Linux 3.5.0-7-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 2.4-0ubuntu6
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: francisco 2012 F.... pulseaudio
/dev/snd/pcmC0D0p: francisco 2012 F...m pulseaudio
CheckboxSubmission: 0e5ae8a8b34af764f6de81da22ab49ca
CheckboxSystem: 3e53d3ea5811723345f19eff5070f9ab
Date: Sun Aug 5 22:25:44 2012
HibernationDevice: RESUME=UUID=1ad91f3a-49be-4b16-bd2e-fde1a6f84be2
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Release amd64
(20120425)
MachineType: - N/A
ProcFB: 0 VESA VGA
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.5.0-7-generic
root=UUID=cdc21241-63cf-4aef-95c9-a9afde7a9352 ro quiet splash vt.handoff=7
RelatedPackageVersions:
linux-restricted-modules-3.5.0-7-generic N/A
linux-backports-modules-3.5.0-7-generic N/A
linux-firmware 1.88
SourcePackage: linux
UpgradeStatus: Upgraded to quantal on 2012-08-04 (0 days ago)
dmi.bios.date: 12/26/2007
dmi.bios.vendor: COMPAL
dmi.bios.version: 1.15
dmi.board.name: IFL90
dmi.board.vendor: -
dmi.board.version: IFT00
dmi.chassis.asset.tag: -
dmi.chassis.type: 10
dmi.chassis.vendor: No Enclosure
dmi.chassis.version: N/A
dmi.modalias:
dmi:bvnCOMPAL:bvr1.15:bd12/26/2007:svn-:pnN/A:pvrN/A:rvn-:rnIFL90:rvrIFT00:cvnNoEnclosure:ct10:cvrN/A:
dmi.product.name: N/A
dmi.product.version: N/A
dmi.sys.vendor: -
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug quantal running-unity
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https://bugs.launchpad.net/bugs/1033298
Title:
process kworker keeps consuming maximum cpu.
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