Hi. On Sat, 02 May 2020 13:16:37 +0530 Sreyan Chakravarty wrote: > On 5/2/20 5:55 AM, Roger Heflin wrote: >> You will want these commands: >> sudo "echo ON > /sys/kernel/debug/vgaswitcheroo/switch" >> sudo "echo DIS > /sys/kernel/debug/vgaswitcheroo/switch" > These commands fail with the error: > sudo: echo ON > /sys/kernel/debug/vgaswitcheroo/switch: command not found This should work: sudo bash -c "echo ON > /sys/kernel/debug/vgaswitcheroo/switch" sudo bash -c "echo DIS > /sys/kernel/debug/vgaswitcheroo/switch" For a small graphical bench I use glmark2, for a 10s test, for example 'glmark2 -b build' with an nvidia card: glmark2 -b build ======================================================= glmark2 2017.07 ======================================================= OpenGL Information GL_VENDOR: NVIDIA Corporation GL_RENDERER: Quadro K4000/PCIe/SSE2 GL_VERSION: 4.6.0 NVIDIA 440.59 ======================================================= [build] <default>: FPS: 6507 FrameTime: 0.154 ms ======================================================= glmark2 Score: 6507 ======================================================= without: (from within an Xvnc virtual session): glmark2 -b build ** GLX does not support GLX_EXT_swap_control or GLX_MESA_swap_control! ** Failed to set swap interval. Results may be bounded above by refresh rate. ======================================================= glmark2 2017.07 ======================================================= OpenGL Information GL_VENDOR: VMware, Inc. GL_RENDERER: llvmpipe (LLVM 9.0, 256 bits) GL_VERSION: 3.1 Mesa 19.2.8 ======================================================= ** GLX does not support GLX_EXT_swap_control or GLX_MESA_swap_control! ** Failed to set swap interval. Results may be bounded above by refresh rate. [build] <default>: FPS: 330 FrameTime: 3.030 ms ======================================================= glmark2 Score: 330 ======================================================= I'm interested to know if you obtain good results when configuring vgaswitcheroo. -- francis _______________________________________________ users mailing list -- users@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe send an email to users-leave@xxxxxxxxxxxxxxxxxxxxxxx Fedora Code of Conduct: https://docs.fedoraproject.org/en-US/project/code-of-conduct/ List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines List Archives: https://lists.fedoraproject.org/archives/list/users@xxxxxxxxxxxxxxxxxxxxxxx