Messages in this thread | | | From | "S.Çağlar Onur" <> | Subject | Re: [patch] CFS scheduler, -v14 | Date | Sat, 26 May 2007 18:08:55 +0300 |
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26 May 2007 Cts tarihinde, S.Çağlar Onur şunları yazmıştı: > 23 May 2007 Çar tarihinde, Ingo Molnar şunları yazmıştı: > > As usual, any sort of feedback, bugreport, fix and suggestion is more > > than welcome! > > I have another kaffeine [0.8.4]/xine-lib [1.1.6] problem with CFS for you > :) > > Under load (compiling any Qt app. or kernel with -j1 or -j2) audio always > goes sync with time (and i'm sure it never skips) but video starts slowdown > and loses its sync with audio (like for the 10th sec. of a movie, audio is > at 10th sec. also, but the shown video is from 7th sec.). > > After some time video suddenly wants to sync with audio and starts to play > really fast (like fast-forward) and syncs with audio. But it will lose its > audio/video sync after a while and loop continues like that. > > I also reproduced that behaviour with CFS-13, i'm not sure its reproducible > with mainline cause for a long time i only use CFS (but i'm pretty sure > that problem not exists or not hit me with CFS-1 to CFS-11). And its only > reproducible with some load and mplayer plays same video without losing its > audio/video sync with same load.
Ah, i forgot to add you can find the "strace -o kaffine.log -f -tttTTT kaffeine" and ps output while that problem exists at [1]
[1] http://cekirdek.pardus.org.tr/~caglar/kaffeine/ -- S.Çağlar Onur <caglar@pardus.org.tr> http://cekirdek.pardus.org.tr/~caglar/
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