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Message-ID: <071601c74c21$8b75bf90$4168010a@bsd.tnes.nec.co.jp>
Date: Fri, 9 Feb 2007 17:08:50 +0900
From: "Takashi Sato" <sho@...s.nec.co.jp>
To: "Jens Axboe" <jens.axboe@...cle.com>
Cc: <linux-ext4@...r.kernel.org>, <linux-fsdevel@...r.kernel.org>
Subject: Re: [RFC][PATCH 3/3] Online defrag command
Hi,
> On Thu, Feb 08 2007, Takashi Sato wrote:
>> The defrag command. Usage is as follows:
>> o Put the multiple files closer together.
>> # e4defrag -r directory-name
>> o Defrag for a single file.
>> # e4defrag file-name
>> o Defrag for all files on ext4.
>> # e4defrag device-name
>
> Would it be possible to provide support for putting multiple files close
> together? Ala
>
> # e4defrag file1 file2 file3 ... fileN
e4defrag cannot do it in my current implementation.
I will consider its implementation on my later version.
Alternatively, you can do it if you link those files with a directory.
# ln file1 file2 file3 ... fileN directory-name
# e4defrag -r directory-name
> I'm thinking boot speedup, gather the list of read files and put them
> close on disk.
I think so. It's my final goal.
Cheers, Takashi
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