Re: F16 slowness

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On Sun, 2011-09-11 at 10:04 +0200, Michael Schwendt wrote:
> On Sun, 11 Sep 2011 09:21:41 +0200, MS (Michael) wrote:
> 
> > With yesterday's updates it's slowest of all so far. "xterm -e mc" window
> > resize test takes 53 seconds to redraw up to full vertical size.
> > It takes approx. 4 secs already for MC to redraw for the first time.
> > That's just the most obvious to notice. In other apps, delays are 
> > noticable, too, e.g. even when deleting/inserting in Claws Mail's own
> > editor.
> 
> For comparison, back to the previous kernel (rc4)
> in gnome-terminal:
>   xterm -e mc : ~ 1.48 s
>   resizing the window to full vertical size: ~ 10.35 s
> 
> The same rc4 kernel with slub_debug=-
> in gnome-terminal:
>   xterm -e mc : ~ 1 s
>   resizing the window to full vertical size: ~ 1.92 s

Like I said, I'm pretty sure it's just debugging overhead, with my
tests. Grab an F15 kernel or just rebuild the rc5 kernel with debugging
disabled - check it out, run 'make release', bump the revision if you
like, and build - and it'll be fine.
-- 
Adam Williamson
Fedora QA Community Monkey
IRC: adamw | Twitter: AdamW_Fedora | identi.ca: adamwfedora
http://www.happyassassin.net

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