SNA: deve@deve:~$ glxgears Running synchronized to the vertical refresh. The framerate should be approximately the same as the monitor refresh rate. 301 frames in 5.0 seconds = 60.199 FPS 301 frames in 5.0 seconds = 60.020 FPS 301 frames in 5.0 seconds = 60.019 FPS deve@deve:~$ glxgears -fullscreen Running synchronized to the vertical refresh. The framerate should be approximately the same as the monitor refresh rate. 300 frames in 5.0 seconds = 59.953 FPS deve@deve:~$ export vblank_mode=0 deve@deve:~$ glxgears ATTENTION: default value of option vblank_mode overridden by environment. ATTENTION: default value of option vblank_mode overridden by environment. ATTENTION: option value of option vblank_mode ignored. 3005 frames in 5.0 seconds = 600.977 FPS 2968 frames in 5.0 seconds = 593.410 FPS 2987 frames in 5.0 seconds = 597.224 FPS deve@deve:~$ glxgears -fullscreen ATTENTION: default value of option vblank_mode overridden by environment. ATTENTION: default value of option vblank_mode overridden by environment. ATTENTION: option value of option vblank_mode ignored. 390 frames in 5.0 seconds = 77.909 FPS 371 frames in 5.0 seconds = 74.154 FPS deve@deve:~$ UXA: deve@deve:~$ glxgears Running synchronized to the vertical refresh. The framerate should be approximately the same as the monitor refresh rate. 300 frames in 5.0 seconds = 59.928 FPS 301 frames in 5.0 seconds = 60.020 FPS deve@deve:~$ glxgears -fullscreen Running synchronized to the vertical refresh. The framerate should be approximately the same as the monitor refresh rate. 300 frames in 5.0 seconds = 59.907 FPS 301 frames in 5.0 seconds = 60.020 FPS deve@deve:~$ export vblank_mode=0 deve@deve:~$ glxgears ATTENTION: default value of option vblank_mode overridden by environment. ATTENTION: default value of option vblank_mode overridden by environment. ATTENTION: option value of option vblank_mode ignored. 2368 frames in 5.0 seconds = 473.304 FPS 2390 frames in 5.0 seconds = 477.984 FPS deve@deve:~$ glxgears -fullscreen ATTENTION: default value of option vblank_mode overridden by environment. ATTENTION: default value of option vblank_mode overridden by environment. ATTENTION: option value of option vblank_mode ignored. 299 frames in 5.0 seconds = 59.612 FPS 301 frames in 5.0 seconds = 60.010 FPS deve@deve:~$