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Re: xfs_fsr question for improvement

To: Dave Chinner <david@xxxxxxxxxxxxx>
Subject: Re: xfs_fsr question for improvement
From: Emmanuel Florac <eflorac@xxxxxxxxxxxxxx>
Date: Sat, 17 Apr 2010 09:13:57 +0200
Cc: Michael Monnerie <michael.monnerie@xxxxxxxxxxxxxxxxxxx>, xfs@xxxxxxxxxxx
In-reply-to: <20100417012415.GE2493@dastard>
Organization: Intellique
References: <201004161043.11243@xxxxxx> <20100417012415.GE2493@dastard>
Le Sat, 17 Apr 2010 11:24:15 +1000 vous écriviez:

>  XFS resists fragmentation better than most other
> filesystems, so defragmentation, while possible, is generally not
> needed.

There two systems nevertheless where I need to use xfs_fsr regularly to
keep decent performance : my test VMware server (performance dropped
down to abysmal level until I set up a daily xfs_fsr cron job), and a
write-intensive video server.

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