From: Niccolo Rigacci <niccolo@rigacci.org>
To: linux-raid@vger.kernel.org
Cc: Bill Cizek <cizek@rcn.com>, Gabor Gombas <gombasg@sztaki.hu>
Subject: Re: IBM xSeries stop responding during RAID1 reconstruction
Date: Tue, 20 Jun 2006 15:08:59 +0200 [thread overview]
Message-ID: <20060620130859.GA15394@rigacci.org> (raw)
In-Reply-To: <20060619150556.GQ11429@boogie.lpds.sztaki.hu>
On Mon, Jun 19, 2006 at 05:05:56PM +0200, Gabor Gombas wrote:
>
> IMHO a much better fix is to use the cfq I/O scheduler during the
> rebuild.
Yes, changing the default I/O to DEFAULT_CFQ solve the problem
very well, I get over 40 Mb/s resync speed with no lock-up at
all!
Thank you very much, I think we can elaborate a new FAQ entry.
Do you know if it is possible to switch the scheduler at runtime?
--
Niccolo Rigacci
Firenze - Italy
Iraq, missione di pace: 38475 morti - www.iraqbodycount.net
next prev parent reply other threads:[~2006-06-20 13:08 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-06-14 8:53 IBM xSeries stop responding during RAID1 reconstruction Niccolo Rigacci
2006-06-14 15:46 ` Bill Cizek
2006-06-15 9:12 ` Niccolo Rigacci
2006-06-15 10:13 ` Neil Brown
2006-06-17 10:01 ` Niccolo Rigacci
2006-06-19 15:05 ` Gabor Gombas
2006-06-20 13:08 ` Niccolo Rigacci [this message]
2006-06-20 13:27 ` Gabor Gombas
2006-06-20 15:00 ` Mr. James W. Laferriere
2006-06-20 15:45 ` Niccolo Rigacci
2006-06-20 16:38 ` Gabor Gombas
2006-06-26 14:52 ` Bill Davidsen
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