From: Yann Dupont <Yann.Dupont@univ-nantes.fr>
To: xfs@oss.sgi.com
Subject: Re: kernels 3.4 slower due to allocation workqueue
Date: Tue, 16 Apr 2013 10:37:01 +0200 [thread overview]
Message-ID: <516D0DAD.8080100@univ-nantes.fr> (raw)
In-Reply-To: <516CFCB8.1060804@univ-nantes.fr>
Le 16/04/2013 09:24, Yann Dupont a écrit :
> Le 15/04/2013 15:45, Mark Tinguely a écrit :
>>
>> Here are the allocation worker changes.
>>
>
> Hello mark, thanks for you answer
>
>> The biggest performance commit should be aa292847, which limits the
>> callers to the worker.
>>
Yes. This is the case :
3.4.39 with aa292847b9fc6e187547110de833a7d3131bbddf applied gives full
speed again, at least on this very specific test. Will try to have a
more global view of the effects on other tests.
Thanks,
--
Yann Dupont - Service IRTS, DSI Université de Nantes
Tel : 02.53.48.49.20 - Mail/Jabber : Yann.Dupont@univ-nantes.fr
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next prev parent reply other threads:[~2013-04-16 8:37 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-15 9:39 kernels 3.4 slower due to allocation workqueue Yann Dupont
2013-04-15 13:45 ` Mark Tinguely
2013-04-16 7:24 ` Yann Dupont
2013-04-16 8:37 ` Yann Dupont [this message]
2013-04-16 13:26 ` Mark Tinguely
2013-04-17 13:44 ` Yann Dupont
2013-04-17 14:11 ` Mark Tinguely
2013-04-17 14:35 ` Yann Dupont
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