lkml.org 
[lkml]   [2008]   [Jul]   [7]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
SubjectRe: 2.6.26-rc9: Reported regressions from 2.6.25
Date
On Monday 07 July 2008, Pavel Machek wrote:
> Hi!
>
> > > Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=10919
> > > Subject : [regression] display dimming is slow and laggy - Acer
> > > Travelmate 661lci Submitter : Maximilian Engelhardt
> > > <maxi@daemonizer.de>
> > > Date : 2008-06-14 22:31 (23 days old)
> > > References : http://marc.info/?l=linux-kernel&m=121348428828320&w=4
> >
> > I wonder if this one could be related. The 'nr_zones' overwriting bug
> > would result in kswapd not reclaiming any memory asynchronously, so the
> > kernel would basically be constantly under a low-memory situation, and
> > processes would be forced to do synchronous reclaim.
> >
> > That, in turn, could easily explain laggy operation, especially if it is
> > something bigger that needs to allocate new memory (not that I know if X
> > dimming needs to, but I could imagine that it does some double buffering
> > or whatever).
>
> Hmm, but that would mean whole system is slow, right?
>
> I'd bet this is ACPI EC problem...

I didn't notice anything that my system is slow. Also I think this patch got
included in 2.6.26-rc9 but I still have this problem with it.

Maxi
[unhandled content-type:application/pgp-signature]
\
 
 \ /
  Last update: 2008-07-07 20:29    [W:0.176 / U:0.036 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site