2010-11-07 07:44:17

by Maciej Rutecki

[permalink] [raw]
Subject: Re: High [extra timer interrupt] count in powertop since 2.6.36

On niedziela, 31 października 2010 o 01:52:08 Ian Kumlien wrote:
> Hi,
>
> I have been searching the list for anyone else seeing this,
> but i haven't found anything yet - Any ideas on how to debug?
>
> From powertop:
> Top causes for wakeups:
> 84.7% (1673.3) [extra timer interrupt]
>
> Thats a little bit high in my opinion, for some reason it seems to be
> ignored since the actual number of wakeups seems to be ~367 or so.
>
> Ideas? Suggestions?

I created a Bugzilla entry at
https://bugzilla.kernel.org/show_bug.cgi?id=22272
for your bug report, please add your address to the CC list in there, thanks!

--
Maciej Rutecki
http://www.maciek.unixy.pl