lkml.org 
[lkml]   [2010]   [Sep]   [15]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
SubjectRe: Interrupt latency on some 945GM platforms
Date
В сообщении от 15 of September 2010 01:41:11 автор Sitsofe Wheeler написал:
> On Tue, Sep 14, 2010 at 03:29:48PM +0300, Vasily Khoruzhick wrote:
> > В сообщении от 14 of September 2010 12:52:57 автор Thomas Gleixner
написал:
> > > Can you try with NOHZ enabled and the following on the kernel command
line:
> > > processor.max_cstate=1
> >
> > It works in this case (gears in glxgears move smoothly)
> >
> > > If that works, then try
> > >
> > > processor.max_cstate=2
> >
> > Nope, it doesn't work with max_cstate=2
>
> Perhaps intel_idle is being used? Any mention of it in dmesg?

Nope, acpi_idle is being used, intel_idle doesn't support my CPU (it's c2d
t5500):

[ 0.653279] intel_idle: does not run on family 6 model 15

Regards
Vasily
[unhandled content-type:application/pgp-signature]
\
 
 \ /
  Last update: 2010-09-15 09:11    [from the cache]
©2003-2014 Jasper Spaans. Advertise on this site