Re: [wmii] wmii hg devel, increased cpu wakeups-from-idle

From: Martin Kraus <>
Date: Tue, 17 Mar 2009 00:25:21 +0100

On Thu, Mar 12, 2009 at 11:39:06PM -0400, Kris Maglione wrote:
> On Thu, Mar 12, 2009 at 03:37:32PM +0100, Martin Kraus wrote:
>> Hi. I've migrated from the "stable" wmii(20080530 or similar) to development
>> version and I've noticed increased wakeups-from-idle when measured with
>> powertop. It used to be something like 13 wakeups, now its 40+. I've
>> tested simple X(without any wm) with xterm and I get 2 wakeups in this
>> way,
>> so I guess it's not a problem with the rest of my system.
>> Also the weird thing is, powertop doesn't show any processes with many
>> wakeups. the largest event is hrtimer_start with 3.5 wakeups. If I sum up the
>> rest of what powertop shows I get something around 6 wakeups so there must
>> be either hundreds of little wakeups or there is something seriously wrong.
>> Is anyone else experiencing similar problem? Could this really be related to
>> wmii or is it something else?
> That's strange. I can't really think of anything wmii would do to trigger
> wakeups, except perhaps in the rc code. Have you tried without any status
> scripts running?

you were right. ran it with only /bin/true in wmiirc and got less then 10
wakeups with only rxvt and powertop running. i'm using standard
wmiirc/wmii.ssh that comes with wmii devel. time to dig into those scripts to
finaly learn how it works.

Received on Mon Mar 16 2009 - 23:25:21 UTC

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