Linux Btrfs filesystem development
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From: Roger Binns <rogerb@rogerbinns.com>
To: linux-btrfs@vger.kernel.org
Subject: Re: [PATCH] btrfs: document mount options in Documentation/fs/btrfs.txt
Date: Sat, 23 Mar 2013 15:22:22 -0700	[thread overview]
Message-ID: <kil9uq$210$1@ger.gmane.org> (raw)
In-Reply-To: <514DEB06.7000606@redhat.com>

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On 23/03/13 10:48, Eric Sandeen wrote:
> Btrfs is a new copy on write filesystem for Linux aimed at

How much longer does "new" get to be there as the filesystem has been
going for well over half a decade.

> +  autodefrag +	Detect small random writes into files and queue them up
> for the +	defrag process.  Works best for small files; Not well suited
> for +	large database workloads.

What is "large"?  One man's large database is another's trivial database!
 Same applies to "small".  Virtual machines are also in the category of
large files with small random writes.

Quantification would help a lot.  Suggestions are "more than 10 random
writes an hour to files larger than a gigabyte".

Roger
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  parent reply	other threads:[~2013-03-23 22:22 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-03-23 17:48 [PATCH] btrfs: document mount options in Documentation/fs/btrfs.txt Eric Sandeen
2013-03-23 18:33 ` Roman Mamedov
2013-03-23 18:45   ` Eric Sandeen
2013-03-26 13:23     ` Karel Zak
2013-03-23 20:35 ` Ilya Dryomov
2013-03-23 22:22 ` Roger Binns [this message]
2013-03-23 22:40   ` Eric Sandeen
2013-03-24  1:11     ` Roger Binns
2013-03-25 15:57       ` David Sterba
2013-03-25 13:59   ` Josef Bacik
2013-03-26 19:36 ` [PATCH V2] " Eric Sandeen
2013-03-29 16:48   ` David Sterba

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