Re: F16 slowness

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On Tue, 2011-09-13 at 11:08 +0200, Michael Schwendt wrote:
> On Sun, 11 Sep 2011 11:31:08 +0200, D (drago01) wrote:
> 
> > > On Fri, 9 Sep 2011 15:46:21 -0400, DJ (Dave) wrote:
> > >
> > >> you can turn off some of the heavier weight debugging by booting
> > >> the 3.0 kernels with "slub_debug=-"
> > >> (In the 2.6.40 builds, this is only on in the -debug flavor)
> > >>
> > >> Debugging options are going to be turned off for the next builds
> > >> in time for the beta.
> > >
> > > Based on first impressions, this option makes a difference. At least
> > > for the "xterm -e mc" resize test, under the assumption that I've not
> > > made a typo when adding this in GRUB2 command-line.
> > >
> > > Together with the workaround from clutter bug 720605, Claws Mail also
> > > no longer suffers from missing subject lines in its Folder Summary View.
> > 
> > Note that this workaround actually degrades performance as it causes
> > more stuff to be drawn and bigger areas to be blit to the front buffer
> > (the whole screen rather then the changed part).
> 
> That is acceptable. Afterall, it's just a work-around.
> 
> If a fix were implemented, that would be better, of course. The defective

Note the second-to-last comment on the bug is a request for info which
no-one has provided so far:

https://bugzilla.redhat.com/show_bug.cgi?id=720605#c40

"it would help if somebody tested using:

  export CLUTTER_PAINT=redraws

and verified if there are rectangles painted where nothing should be
painted."
-- 
Adam Williamson
Fedora QA Community Monkey
IRC: adamw | Twitter: AdamW_Fedora | identi.ca: adamwfedora
http://www.happyassassin.net

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