$ glxgears
1244 frames in 5.0 seconds
1230 frames in 5.0 seconds
1243 frames in 5.0 seconds
XIO: fatal IO error 11 (Resource temporarily unavailable) on X server ":0.0"
after 7846 requests (7778 known processed) with 0 events remaining.
The Xorg.0.log show this error:
(EE) AIGLX error: dlopen of /usr/lib/dri/r600_dri.so failed (/usr/lib/dri/r600_dri.so: cannot open shared object file: No such file or directory)
(EE) AIGLX: reverting to software rendering
I have a low performance with mesa 7.5:
$ glxgears
1244 frames in 5.0 seconds
1230 frames in 5.0 seconds
1243 frames in 5.0 seconds
XIO: fatal IO error 11 (Resource temporarily unavailable) on X server ":0.0"
after 7846 requests (7778 known processed) with 0 events remaining.
The Xorg.0.log show this error:
(EE) AIGLX error: dlopen of /usr/lib/ dri/r600_ dri.so failed (/usr/lib/ dri/r600_ dri.so: cannot open shared object file: No such file or directory)
(EE) AIGLX: reverting to software rendering
I attached some configuration and logs files.