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From: "Frédéric Grosshans" <frederic.grosshans.1995@polytechnique.org>
To: gentoo-user@lists.gentoo.org
Subject: Re: [gentoo-user] Performance problem at writing big files and Multitasking
Date: Thu, 08 Feb 2007 11:42:28 +0100	[thread overview]
Message-ID: <1170931348.19393.1.camel@localhost> (raw)
In-Reply-To: <45C8F2FE.9050902@googlemail.com>

Le mardi 06 février 2007 à 22:28 +0100, Daniel Pielmeier a écrit :
> > What I/O scheduler are you using? Did you try to experiment with the 
> > deadline or the cfq I/O schedulers?
> > If you have them enabled in your kernel config, read 
> > Documentation/block/switching-sched.txt and see if things get better 
> > after changing the I/O scheduler for your hard disk.
> > Of course, your problem might be caused by something else altogether.
> 
> At the moment i use the CFQ-scheduler others are not compiled in the
> kernel, I will compile one and tell you if this gives any improvements.
Did you try to play with ionice to assign priority. It has helped me a
lot with io-intensive background taskes.

	Fred

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gentoo-user@gentoo.org mailing list



  reply	other threads:[~2007-02-08 10:55 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-02-06 20:31 [gentoo-user] Performance problem at writing big files and Multitasking Daniel Pielmeier
2007-02-06 20:50 ` Michael Schreckenbauer
2007-02-06 21:25   ` Daniel Pielmeier
2007-02-06 21:16 ` Etaoin Shrdlu
2007-02-06 21:28   ` Daniel Pielmeier
2007-02-08 10:42     ` Frédéric Grosshans [this message]
2007-02-08 18:34       ` Daniel Pielmeier
2007-02-08 19:12         ` Etaoin Shrdlu
2007-02-08 23:14       ` Iain Buchanan
2007-02-06 22:25   ` Daniel Pielmeier
2007-02-07 12:59   ` Daniel Pielmeier
2007-02-07 19:16     ` Tom Naujokas
     [not found] <7LFgI-6qK-17@gated-at.bofh.it>
     [not found] ` <7LFqt-6Eo-27@gated-at.bofh.it>
     [not found]   ` <7LUIK-4Qn-3@gated-at.bofh.it>
2007-02-07 16:00     ` Mike
2007-02-07 16:39       ` Daniel Pielmeier
2007-02-07 18:08       ` Benno Schulenberg
2007-02-07 21:39       ` Daniel Pielmeier
2007-02-10 11:49         ` Daniel Pielmeier
2007-02-26 16:28           ` Matthias Bethke
2007-02-27  7:49             ` Kellystewart00

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