Public bug reported:
Xmir client performance is lower with swap interval 0 than with 1. Kind
of the opposite of what you might expect:
$ Xmir --desktop_file_hint=unity8 -sw &
$ glxgears
13339 frames in 5.0 seconds = 2667.750 FPS
13619 frames in 5.0 seconds = 2723.752 FPS
13653 frames in 5.0 seconds = 2730.425 FPS
$ env MIR_CLIENT_FORCE_SWAP_INTERVAL=0 Xmir --desktop_file_hint=unity8 -sw
$ glxgears
3092 frames in 5.0 seconds = 618.255 FPS
3185 frames in 5.0 seconds = 636.933 FPS
3014 frames in 5.0 seconds = 602.666 FPS
** Affects: xorg-server (Ubuntu)
Importance: Undecided
Assignee: Daniel van Vugt (vanvugt)
Status: New
** Tags: performance xmir
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https://bugs.launchpad.net/bugs/1546401
Title:
Xmir client performance is lower with swap interval 0 than with 1
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