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Message-ID: <496F26F3.2030302@xyzw.org> Date: Thu, 15 Jan 2009 04:07:15 -0800 From: Brian Rogers <brian@...w.org> To: Mike Galbraith <efault@....de> CC: Ingo Molnar <mingo@...e.hu>, linux-kernel@...r.kernel.org, Peter Zijlstra <a.p.zijlstra@...llo.nl> Subject: Re: [BUG] How to get real-time priority using idle priority Mike Galbraith wrote: > On Mon, 2009-01-12 at 17:05 -0800, Brian Rogers wrote: > >> Ingo Molnar wrote: >> >>> i've applied your fix to tip/sched/urgent and merged it into tip/master. >>> Brian, you might want to test tip/master, as per: >>> >>> http://people.redhat.com/mingo/tip.git/README >>> >>> which now has this fix included. Can you make it break? >>> >> Yeah, I was able to trigger the same freeze again once on my desktop, >> but it appears to be harder to trigger now. I couldn't get my program to >> freeze the system, but one of the times I suspended then resumed BOINC, >> it happened. >> > OK, the below seems to cure all of the problems I've encountered, please > take it out for a spin. > This did the trick! I can't make it freeze anymore, with BOINC or with forkdie, and the system remains responsive even with dozens of idle priority tasks hogging all spare CPU time. It's great! -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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