From: Nikos Chantziaras <realnc@arcor.de>
To: Frans Pop <elendil@planet.nl>
Cc: linux-kernel@vger.kernel.org, Ingo Molnar <mingo@elte.hu>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
Jens Axboe <jens.axboe@oracle.com>
Subject: Re: [long] Another BFS versus CFS shakedown
Date: Wed, 09 Sep 2009 03:01:17 +0300 [thread overview]
Message-ID: <4AA6F04D.4020605@arcor.de> (raw)
In-Reply-To: <200909090142.41738.elendil@planet.nl>
On 09/09/2009 02:42 AM, Frans Pop wrote:
> But this evening, while I was preparing and running the tests, I've had 4
> freezes of the desktop.
Unfortunately BFS doesn't provide a reliable way (yet?) to run such
tests on it. This might be the cause for the hangs (from bfs-faq.txt):
Currently known problems?
[...]
3. Stuck tasks after extensive use of trace functions
(ptrace etc.).
[...]
5. More likely to show up bugs in *other* code due to
being much more aggressive at using multiple CPUs so
race conditions will show up more frequently.
next prev parent reply other threads:[~2009-09-09 0:01 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-09-08 23:42 [long] Another BFS versus CFS shakedown Frans Pop
2009-09-09 0:01 ` Nikos Chantziaras [this message]
2009-09-09 0:44 ` Frans Pop
2009-09-11 6:20 ` Ingo Molnar
2009-09-11 7:04 ` Frans Pop
2009-09-11 7:17 ` Jens Axboe
2009-09-11 7:53 ` Ingo Molnar
2009-09-11 7:58 ` Jens Axboe
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