From: Henrique de Moraes Holschuh <hmh@hmh.eng.br>
To: Mike Galbraith <efault@gmx.de>
Cc: James Cloos <cloos@jhcloos.com>,
lkml <linux-kernel@vger.kernel.org>,
Ulrich Lukas <stellplatz-nr.13a@datenparkplatz.de>
Subject: Re: Poor desktop responsiveness with background I/O-operations
Date: Tue, 22 Sep 2009 08:22:46 -0300 [thread overview]
Message-ID: <20090922112246.GA23987@khazad-dum.debian.net> (raw)
In-Reply-To: <1253611228.11051.2.camel@marge.simson.net>
On Tue, 22 Sep 2009, Mike Galbraith wrote:
> On Tue, 2009-09-22 at 09:06 +0200, Mike Galbraith wrote:
> > I don't know if distros provide a tool that supports SCHED_IDLE, if so,
> > you can use that to set both CPU and IO usage to IDLE class in one go.
>
> P.S. I just remembered, don't use SCHED_IDLE with kernels < 2.6.28.
> There are two patches wrt this scheduling class which did not go to the
> stable trees less than 2.6.28.
Since 2.6.27 is long-term, maybe they should be sent to 2.6.27? It is weird
to have a long-term stable kernel for which the recommendation is "don't use
SCHED_IDLE".
--
"One disk to rule them all, One disk to find them. One disk to bring
them all and in the darkness grind them. In the Land of Redmond
where the shadows lie." -- The Silicon Valley Tarot
Henrique Holschuh
next prev parent reply other threads:[~2009-09-22 11:22 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-09-20 3:08 Ulrich Lukas
2009-09-20 4:11 ` Thomas Fjellstrom
2009-09-20 6:07 ` Arjan van de Ven
2009-09-20 8:50 ` Ulrich Lukas
2009-09-20 17:17 ` Nikos Chantziaras
2009-09-20 19:38 ` Mike Galbraith
2009-09-21 0:22 ` Justin P. Mattock
2009-09-21 4:23 ` Mike Galbraith
2009-09-21 7:48 ` Ulrich Lukas
2009-09-21 8:06 ` Mike Galbraith
2009-09-21 19:47 ` James Cloos
2009-09-21 22:47 ` Nikos Chantziaras
2009-09-21 23:34 ` James Cloos
2009-09-22 7:06 ` Mike Galbraith
2009-09-22 9:20 ` Mike Galbraith
2009-09-22 11:22 ` Henrique de Moraes Holschuh [this message]
2009-09-22 11:32 ` Mike Galbraith
2009-09-22 16:58 ` James Cloos
2009-09-20 17:04 ` Ulrich Lukas
2009-09-20 20:22 ` Jiri Kosina
2009-09-20 22:04 ` Jan Kara
2009-09-21 7:25 ` Mike Galbraith
2009-09-21 7:33 ` Arjan van de Ven
2009-09-21 7:41 ` Mike Galbraith
2009-09-21 7:47 ` Mike Galbraith
2009-09-21 2:59 ` Ulrich Lukas
[not found] <dmlhK-6ws-5@gated-at.bofh.it>
[not found] ` <dmnMy-8tg-7@gated-at.bofh.it>
2009-09-20 18:51 ` Sanjoy Mahajan
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