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Re: Poor Xorg performance in Etch

On Sat, Aug 18, 2007 at 09:10:32PM -0400, Marty wrote:
> Andrei Popescu wrote:

> For 2D apps it should be very fast.  Its responsiveness seems normal under 
> moderate graphics load, only a few percent of the CPU, but jumps to 100% 
> under heavy load, such as scolling up a large web page (i.e. a blog), 

Can you give an example?

> opening a web page, starting or stopping an X app.  When I enabled on 

It's normal to use 100% CPU, you do want the app started as soon as 
possible, don't you? ;) The question is for how long. Iceweasel takes 
about 4 seconds (counted) to start on my P4 1.6, Intel on-board, 512 MB 

> If I enable the frame buffer (which I did since my last post):
> (EE) RADEON(0): MergedFB does not work with Option UseFBDev, MergedFB mode 
> is disabled
> I also get the following warnings:
> (WW) RADEON(0): DRI init changed memory map, adjusting ...
> (WW) RADEON(0):   MC_FB_LOCATION  was: 0x1fff0000 is: 0x1fff0000
> (WW) RADEON(0):   MC_AGP_LOCATION was: 0xffffffc0 is: 0xe07fe000
> (WW) AIGLX: 3D driver claims to not support visual 0x23
> The last one is followed by several similar lines.  The framebuffer does 
> not seem to affect the freeze issue.

I'm not familiar with radeon cards, but if you suspect a driver issue 
you could try the generic vesa driver.

If you can't explain it simply, you don't understand it well enough.
(Albert Einstein)

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