Mir

  1. Series 0.21
  2. Bug #1563287
  3. Comment #19

Comment 19 for bug 1563287

Revision history for this message
Daniel van Vugt (vanvugt) wrote : Re: [regression] [OTA-10] Right edge switcher stutters badly with only a few apps opened

Here are performance measurements of OTA-9 and OTA-10's Unity8 spread animation on krillin. You can see the Unity8/QtMir render time has just about doubled, and the frame rate rougly halved:

OTA-9
[1460535448.978692] perf: Mir nested display for output #1: 64.80 FPS, render time 14.44ms, buffer lag 37.48ms (3 buffers)
[1460535449.981195] perf: Mir nested display for output #1: 61.87 FPS, render time 15.16ms, buffer lag 33.33ms (3 buffers)
[1460535451.194805] perf: Mir nested display for output #1: 53.58 FPS, render time 17.50ms, buffer lag 31.80ms (3 buffers)
[1460535452.207826] perf: Mir nested display for output #1: 67.12 FPS, render time 13.88ms, buffer lag 37.20ms (3 buffers)
[1460535453.217917] perf: Mir nested display for output #1: 63.36 FPS, render time 14.77ms, buffer lag 32.58ms (3 buffers)
[1460535454.220495] perf: Mir nested display for output #1: 65.86 FPS, render time 14.13ms, buffer lag 31.42ms (3 buffers)
[1460535455.228508] perf: Mir nested display for output #1: 63.49 FPS, render time 14.73ms, buffer lag 32.47ms (3 buffers)

OTA-10:
[2016-04-13 16:57:14.969391] perf: : 27.39 FPS, render time 35.50ms, buffer lag 75.76ms (3 buffers)
[2016-04-13 16:57:15.986094] perf: : 43.30 FPS, render time 22.03ms, buffer lag 46.16ms (3 buffers)
[2016-04-13 16:57:16.990369] perf: : 33.86 FPS, render time 28.53ms, buffer lag 62.27ms (3 buffers)
[2016-04-13 16:57:18.017071] perf: : 37.03 FPS, render time 25.98ms, buffer lag 53.13ms (3 buffers)
[2016-04-13 16:57:19.032120] perf: : 41.37 FPS, render time 23.15ms, buffer lag 50.95ms (3 buffers)
[2016-04-13 16:57:20.064561] perf: : 29.06 FPS, render time 33.39ms, buffer lag 67.45ms (3 buffers)
[2016-04-13 16:57:21.083266] perf: : 48.13 FPS, render time 19.79ms, buffer lag 43.90ms (3 buffers)