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Re: xfs_fsr question for improvement

To: Eric Sandeen <sandeen@xxxxxxxxxxx>
Subject: Re: xfs_fsr question for improvement
From: Emmanuel Florac <eflorac@xxxxxxxxxxxxxx>
Date: Sun, 25 Apr 2010 23:44:42 +0200
Cc: Peter Grandi <pg_xf2@xxxxxxxxxxxxxxxxxx>, Linux XFS <xfs@xxxxxxxxxxx>
In-reply-to: <4BD4AE62.9080600@xxxxxxxxxxx>
Organization: Intellique
References: <201004161043.11243@xxxxxx> <20100417012415.GE2493@dastard> <20100417091357.4e7ad1e0@xxxxxxxxxxxxxx> <19412.9412.177637.116303@xxxxxxxxxxxxxxxxxx> <20100425150209.5167fe96@xxxxxxxxxxxxxx> <4BD4AE62.9080600@xxxxxxxxxxx>
Le Sun, 25 Apr 2010 16:04:34 -0500 vous écriviez:

> If it's all large writes, you could mount -o allocsize=512m or so:
> 
>   allocsize=size
>         Sets the buffered I/O end-of-file preallocation size when
>         doing delayed allocation writeout (default size is 64KiB).
>         Valid values for this option are page size (typically 4KiB)
>         through to 1GiB, inclusive, in power-of-2 increments.
> 
> and that might help.

Oh yes, nice idea indeed! I'll try it.

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