Messages in this thread | | | From | Con Kolivas <> | Subject | Re: [PATCH] O3int interactivity for 2.5.74-mm2 | Date | Mon, 7 Jul 2003 07:14:09 +1000 |
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On Mon, 7 Jul 2003 04:36, Felipe Alfaro Solana wrote: > On Sun, 2003-07-06 at 19:16, Con Kolivas wrote: > > -----BEGIN PGP SIGNED MESSAGE----- > > Hash: SHA1 > > > > Attached is an incremental patch against 2.5.74-mm2 with more > > interactivity work. Audio should be quite resistant to skips with this, > > and it should not induce further unfairness. > > > > Changes: > > The sleep_avg buffer was not needed with the improved semantics in O2int > > so it has been removed entirely as it created regressions in O2int. > > > > A small change to the idle detection code to only make tasks with enough > > accumulated sleep_avg become idle. > > > > Minor cleanups and clarified code. > > > > > > Other issues: > > Jerky mouse with heavy page rendering in web browsers remains. This is a > > different issue to the audio and will need some more thought. > > > > The patch is also available for download here: > > http://kernel.kolivas.org/2.5 > > > > Note for those who wish to get smooth X desktop feel now for their own > > use, the granularity patch on that website will do wonders on top of > > O3int, but a different approach will be needed for mainstream > > consumption. > > I'm seeing extreme X starvation with this patch under 2.5.74-mm2 when > starting a CPU hogger: > > 1. Start a KDE session. > 2. Launch a Konsole > 3. Launch Konqueror > 4. Launch XMMS > 5. Make XMMS play an MP3 file > 6. On the Konsole terminal, run "while true; do a=2; done" > > When the "while..." is run, X starves completely for ~5 seconds (e.g. > the mouse cursor doesn't respond to my input events). After those 5 > seconds, the mouse cursor goes jerky for a while (~2 seconds) and then > the system gets responsive.
Cool you beat the idle detection code. Leave the konsole for just a few seconds before trying this and see if it's any different. Having not slept because of this patch and now going to work I think it can wait a little before I work on it any more.
Con
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