radeon EXA performance questions
Simon Thum
simon.thum at gmx.de
Fri Aug 1 02:38:21 PDT 2008
Ross Vandegrift wrote:
> On Thu, Jul 31, 2008 at 01:04:28PM +0200, Michel Dänzer wrote:
>>> EXA improved a lot, but still, XAA is faster especially for focus
>>> changes and displaying windows (e.g. maximizing or switching to a
>>> complex app takes 1/3 sec or even more). Obviously some ops are still
>>> suboptimal. Is there interest in oprofile data?
>
> I do not see a similar lag with windows display under EXA after the
> 6.9.0 upgrade. Under 6.8.0, any redrawn of a large rectange was as
> you've described - and it was especially bad if large areas of the
> source and destination overlapped (imagine draggin a window or
> scrolling a webpage). My card is an RV380.
>
> The 6.8.0 and 6.9.0 are the versions recorded in the Debian radeon
> driver package - I'm not really sure if they appropriately map to
> sensible radeon versions.
That's probably not comparable. I use git versions and RV280 (not RV200
as previously posted).
My stable setup (6.9.0 + server 1.4.2) is exa-wise unuseable, hence the
patch. I'm yet to see comparable EXA performance :(
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