From: Ram Gupta <ram.gupta5@gmail.com>
To: jeff shia <tshxiayu@gmail.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: something about disk fragmentation
Date: Wed, 11 Jan 2006 08:33:20 -0600 [thread overview]
Message-ID: <728201270601110633i2eb8c71dq8a0c23d9e7ad724f@mail.gmail.com> (raw)
In-Reply-To: <7cd5d4b40601110501w40bc28f0peb13cdbb082e2b4a@mail.gmail.com>
2.6 kernel has 3 differen kind of io schedulers. Anticipatory io
scheduler is the default one. You may try to select CFQ or deadline
scheduler & see if that improves your performance. These schedulers
have parameters which can be tuned also.
Regards
Ram Gupta
On 1/11/06, jeff shia <tshxiayu@gmail.com> wrote:
> Hello,everyone
>
> In a file system ,the disk fragmentation can slow down the data accessing
> speed.How can I solve this kind of problem in a file system?I know that
> preallocation tech can do this.Is there any other solutions?
> Thank you!
>
> Yours
> Jeff
> -
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next prev parent reply other threads:[~2006-01-11 14:33 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-01-11 13:01 jeff shia
2006-01-11 14:33 ` Ram Gupta [this message]
[not found] ` <7cd5d4b40601130158l274a3b19t13f2a58a28cc3819@mail.gmail.com>
2006-01-13 16:14 ` Ram Gupta
2006-01-13 19:24 ` Jens Axboe
2006-01-14 7:17 ` Randy.Dunlap
2006-01-16 8:51 ` Jens Axboe
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