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[Bug 409797] Re: [karmic kubuntu] high cpu usage after suspend to ram

 

Jithin Emmanuel, this bug was reported a while ago and there hasn't been
any activity in it recently. We were wondering if this is still an
issue? If so, could you please test for this with the latest development
release of Ubuntu? ISO images are available from
http://cdimage.ubuntu.com/daily-live/current/ .

If it remains an issue, could you please run the following command in
the development release from a Terminal
(Applications->Accessories->Terminal), as it will automatically gather
and attach updated debug information to this report:

apport-collect -p xorg-server REPLACE-WITH-BUG-NUMBER

Thank you for your understanding.

Helpful bug reporting tips:
https://wiki.ubuntu.com/ReportingBugs

** Changed in: xorg-server (Ubuntu)
   Importance: Undecided => Low

** Changed in: xorg-server (Ubuntu)
       Status: Confirmed => Incomplete

** Attachment removed: "Xorg.0.log.old"
   https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/409797/+attachment/865199/+files/Xorg.0.log.old

** Attachment removed: "xorg-suspend-lspci.txt"
   https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/409797/+attachment/865200/+files/xorg-suspend-lspci.txt

** Package changed: xorg-server (Ubuntu) => linux (Ubuntu)

** Changed in: linux (Ubuntu)
   Importance: Low => Medium

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https://bugs.launchpad.net/bugs/409797

Title:
  [karmic kubuntu] high cpu usage after suspend to ram

Status in “linux” package in Ubuntu:
  Incomplete

Bug description:
  Not sure if this needs to be applied against firefox or xserver.Please
  change if needed.

  After I did a sleep(suspend to ram) My applications kmail,firefox-3.5,
  ktorrent and xorg was consuming high cpu usage with xorg and firefox
  leading the pack. After around 15 mins. It stabilised and cpu usage of
  all processes returned to normal , like before I did sleep.

  But even after that when ever I use firefox-3.5 (like normal browsing)
  there is a spike in cpu usage.

  top output during the time.

  Tasks: 198 total,   2 running, 195 sleeping,   0 stopped,   1 zombie
  Cpu(s): 34.5%us,  7.8%sy,  0.0%ni, 56.9%id,  0.8%wa,  0.0%hi,  0.0%si,  0.0%st
  Mem:   1987884k total,  1887260k used,   100624k free,    21468k buffers
  Swap:  2104444k total,   119040k used,  1985404k free,  1038996k cached

    PID USER      PR  NI  VIRT  RES  SHR S %CPU %MEM    TIME+  COMMAND
  27746 jithine   20   0  324m 128m  22m S   50  6.6   2:27.55 firefox-3.5
   3579 root      20   0  259m 111m  12m R   20  5.7  38:38.69 Xorg

  I am using a fully updated karmic as of now.

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