Questions related to switching GPUs using vgaswitcheroo on hybrid graphics systems.

vgaswitcheroo is actually a hack for manually toggling the power of graphics cards, or even switching between graphics cards on systems. It accepts commands and gives status information through the special "file" /sys/kernel/debug/vgaswitcheroo/switch.

How to use it is described at https://help.ubuntu.com/community/HybridGraphics#Using_vga_switcheroo

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