vblank_mode=0 glxgears
-Display-
Resolution : 1280x1024 pixels
OpenGL Renderer : Mesa DRI Intel(R) G41 x86/MMX/SSE2
1.
tux@slitaz:~$ glxinfo | grep -e render -e version
direct rendering: Yes
server glx version string: 1.4
client glx version string: 1.4
GLX version: 1.4
OpenGL renderer string: Mesa DRI Intel(R) G41 x86/MMX/SSE2
OpenGL version string: 2.1 Mesa 7.10.2
OpenGL shading language version string: 1.20
2.
tux@slitaz:~$ glxgears
Running synchronized to the vertical refresh. The framerate should be
approximately the same as the monitor refresh rate.
303 frames in 5.0 seconds = 60.429 FPS
301 frames in 5.0 seconds = 60.028 FPS
3.
tux@slitaz:~$ vblank_mode=0 glxgears
ATTENTION: default value of option vblank_mode overridden by environment.
ATTENTION: default value of option vblank_mode overridden by environment.
6263 frames in 5.0 seconds = 1252.534 FPS
6294 frames in 5.0 seconds = 1258.668 FPS
6293 frames in 5.0 seconds = 1258.560 FPS
6294 frames in 5.0 seconds = 1258.775 FPS
tux@slitaz:~$