Messages in this thread | ![/](/images/icornerl.gif) | | Date | Wed, 18 Jun 2003 19:17:00 +0200 | From | Mike Galbraith <> | Subject | Re: O(1) scheduler starvation |
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At 09:52 AM 6/18/2003 -0700, William Lee Irwin III wrote: >On Wed, Jun 18, 2003 at 02:04:45PM +0200, Mike Galbraith wrote: > > I've got thud licked (without the restricting sleep to time_slice), > > test-starve works right as well, and interactivity is up. Tasks waking > > each other in a loop is a bitch and a half though, and need to be beaten > > about the head and shoulders. Going to a synchronous wakeup for pipes > > (talking stock kernel now) cures irman process_load's ability to starve... > > IFF you're running it from a vt. If you're in an xterm, it'll still climb > > up from the bottom (only place where it can't starve anybody) and starve > > via pass-the-baton wakeup DoS. That will/does take the joy out of using > > xmms. If xmms didn't use multiple threads, it'd be much worse... right > > now, you'll lose eye-candy [cpu hungry visualization stuff] before you > lose > > sound [at next song]. > >That's great. I'd love to see the patch.
If I can get the kinks worked out and still have something left. I'm gaining on the darn thing, but only a net millimeter at a time... with much cha-cha-cha action in between ;-)
-Mike
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