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为什么primusrun比optirun慢?
有人可以解释一下这些结果吗?是primusrun太聪明了glxspheres,只是没有做额外的工作? ...:~$ glxspheres Polygons in scene: 62464 Visual ID of window: 0xaf Context is Direct OpenGL Renderer: Mesa DRI Intel(R) Ivybridge Mobile 59.811274 frames/sec - 66.749382 Mpixels/sec 59.577921 frames/sec - 66.488960 Mpixels/sec 59.791245 frames/sec - 66.727029 Mpixels/sec 59.723333 frames/sec - 66.651240 Mpixels/sec ...:~$ optirun glxspheres Polygons in scene: 62464 Visual …