New Xorg Versions.

[walter harms]

Am 08.07.2014 18:28, schrieb quellier, jacques:
> Hi ,
> 
> I am in charge of a software which uses the Xlib library to draw the graphics.
> As I was using older Xorg versions (example: Xorg7.1.1 ), the graphics performances was very good.
> Since we use the new versions (example Xorg1.*) , the graphics performance have been severely degraded.
> We may have an  improvement if we remove the backing store. This is cannot be a solution.
> The big problem is the new redhat or debian versions use the new Xorg Versions.
> We tried a lot of things without success.
> 
> Have you a solution for this problem ?.
> 
> Best regards,
> Jacques Quellier
> CGG company
> 

Dramatic changes in the performace are more often coupled with the driver. Are you sure that
you are using the same driver ?
Does x11perf give a hint if special functions are problematic ?

re,
 wh