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[Bug 1124777] Re: Fan runs constantly with kernel 3.2.0-36 and higher

 

[Expired for Unity because there has been no activity for 60 days.]

** Changed in: unity
       Status: Incomplete => Expired

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https://bugs.launchpad.net/bugs/1124777

Title:
  Fan runs constantly with kernel 3.2.0-36 and higher

Status in Unity:
  Expired
Status in unity package in Ubuntu:
  Expired

Bug description:
  Using ubuntu 12.04. Recently, I have started to notice that the fan on
  my laptop runs CONSTANTLY. This has never been an issue for me before
  (been using 12.04 since release). Investigating the issue, I have
  discovered that when running kernel 3.2.0-35 or lower, the fan runs
  only intermittently if at all. But when running 3.2.0-36 or 3.2.0-37
  (the latest release today), the fan runs constantly, even for minimal
  computing tasks.

  It appears that a power-regression has been introduced into the
  kernel. Any chance this is fixable so that 12.04 can run fan-free
  again?

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