sunil@sunil-desktop:~/testres/oss5$ export LIBGL_DEBUG=verbose
sunil@sunil-desktop:~/testres/oss5$ glxgears
Xlib:  extension "Generic Event Extension" missing on display ":0.0".
Xlib:  extension "Generic Event Extension" missing on display ":0.0".
libGL: XF86DRIGetClientDriverName: 4.3.0 r300 (screen 0)
libGL: OpenDriver: trying /home/sunil/testres/oss5/install/lib/dri/r300_dri.so
drmOpenDevice: node name is /dev/dri/card0
drmOpenDevice: open result is 4, (OK)
drmOpenByBusid: Searching for BusID pci:0000:01:00.0
drmOpenDevice: node name is /dev/dri/card0
drmOpenDevice: open result is 4, (OK)
drmOpenByBusid: drmOpenMinor returns 4
drmOpenByBusid: drmGetBusid reports pci:0000:01:00.0
8923 frames in 5.0 seconds = 1784.538 FPS
9091 frames in 5.0 seconds = 1818.098 FPS
8912 frames in 5.0 seconds = 1782.267 FPS