klausner, thank you for reporting this and helping make Ubuntu better.
kworker, like other kernel related information, is in fact quite well
documented in the Headline of the linux kernel commits. For more on the
initial commit of kworker please see
http://kernel.ubuntu.com/git?p=ubuntu/ubuntu-
Still no documentation and yet this still is big problem.
** Changed in: linux (Ubuntu)
Status: Expired = Incomplete
** Changed in: linux (Ubuntu)
Status: Incomplete = Confirmed
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[Expired for linux (Ubuntu) because there has been no activity for 60
days.]
** Changed in: linux (Ubuntu)
Status: Incomplete = Expired
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https://bugs.launchpad.net/bugs/700335
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.23.
Architecture: amd64
ArecordDevices:
List of CAPTURE Hardware Devices
card 0: Intel [HDA Intel], device 0: STAC92xx Analog [STAC92xx Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0
AudioDevicesInUse:
USER
** Changed in: linux (Ubuntu)
Status: Expired = Incomplete
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Title:
No documentation for process kworker
To manage notifications about
kworker seems to be related to ACPI.
The bug affects also to Linus Torvalds:
http://lkml.org/lkml/2010/8/15/111
Some issues related:
- high cpu usage
- usb mouse keyboard freeze
- random hangs
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in this thread:
http://ubuntuforums.org/showthread.php?s=ad014bb3386aef40fcb3b4ae44473cfat=1630347page=4
It seems either to do witk kernel queing of processes or acpi stuff - in
any case kernel stuff which seems to bug quite a lot of people of all
distros using newer kernels, and it does not
[Expired for linux (Ubuntu) because there has been no activity for 60
days.]
** Changed in: linux (Ubuntu)
Status: Incomplete = Expired
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Same problem cpu only goes 100% while on battery
Linux mdclinux 2.6.38-8-generic #42-Ubuntu SMP Mon Apr 11 03:31:24 UTC
2011 x86_64 x86_64 x86_64 GNU/Linux
hardware Dell Latitude E6500 4gb memory
any debug needed test please ask happy to help
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Currently with a fresh install of 11.04 AMD64 I have over 90 instances
of kworker running, mostly sleeping. Why? What possible use is this
undocumented process?
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Hi klausner,
Please be sure to confirm this issue exists with the latest development release
of Ubuntu. ISO CD images are available from
http://cdimage.ubuntu.com/daily/current/ . If the issue remains, please run
the following command from a Terminal (Applications-Accessories-Terminal).
It
** Package changed: ubuntu = linux (Ubuntu)
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Title:
No documentation for process kworker
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