From: Brian Rogers <brian@xyzw.org>
To: Mike Galbraith <efault@gmx.de>
Cc: Ingo Molnar <mingo@elte.hu>,
linux-kernel@vger.kernel.org,
Peter Zijlstra <a.p.zijlstra@chello.nl>
Subject: Re: [BUG] How to get real-time priority using idle priority
Date: Thu, 15 Jan 2009 04:07:15 -0800 [thread overview]
Message-ID: <496F26F3.2030302@xyzw.org> (raw)
In-Reply-To: <1232011723.26761.36.camel@marge.simson.net>
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!
next prev parent reply other threads:[~2009-01-15 12:07 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-11 10:58 [BUG] How to get real-time priority using idle priority Brian Rogers
2009-01-12 5:09 ` Mike Galbraith
2009-01-12 13:03 ` Mike Galbraith
2009-01-12 13:14 ` Ingo Molnar
2009-01-12 15:23 ` Mike Galbraith
2009-01-12 15:24 ` Ingo Molnar
2009-01-13 1:05 ` Brian Rogers
2009-01-13 2:58 ` Mike Galbraith
2009-01-14 5:13 ` Mike Galbraith
2009-01-14 5:31 ` Ingo Molnar
2009-01-14 6:02 ` Mike Galbraith
2009-01-14 7:35 ` Ingo Molnar
2009-01-15 9:28 ` Mike Galbraith
2009-01-15 10:14 ` Peter Zijlstra
2009-01-15 10:30 ` Mike Galbraith
2009-01-15 11:37 ` Mike Galbraith
2009-01-15 11:41 ` Peter Zijlstra
2009-01-15 12:54 ` Ingo Molnar
2009-01-15 13:05 ` Peter Zijlstra
2009-01-15 13:15 ` Ingo Molnar
2009-01-15 13:16 ` Peter Zijlstra
2009-01-15 12:07 ` Brian Rogers [this message]
2009-01-12 20:46 ` [patch take 2] " Mike Galbraith
2009-01-12 20:50 ` Mike Galbraith
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