Messages in this thread | | | Subject | Re: scheduler nice 19 versus 'idle' behavior / static low-priority scheduling | From | Mike Galbraith <> | Date | Fri, 30 Jan 2009 07:24:07 +0100 |
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On Fri, 2009-01-30 at 00:49 -0500, Nathanael Hoyle wrote:
> Recently I installed the Folding@Home client, which many of you may be > familiar with, intended to utilize spare CPU cycles to perform protein > folding simulations in order to further medical research. It is not a > multi-threaded client at this point, so it simply runs four instances on > my system, since it has four cores. It is configured to run at > nice-level 19. > > Because it is heavily optimized, and needs little external data to > perform its work, it spends almost all of its time cpu-bound, with > little to no io-wait or blocking on network calls, etc. I had been > using it for about a week with no real difficulty until I went to watch > another DVD and found that the video was slightly stuttery/jerky so long > as foldingathome was running in the background. Once I shut it down, > the video playback resumed its normal smooth form.
Sounds like a problem was recently fixed. Can you try 2.6.29-rc3 or 2.6.28.2?
-Mike
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