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Subject:	Re: Problems with 4.5 TB disk array (LVM & ext3)
From:	Jan Kundrát <[log in to unmask]>
Reply To:	Jan Kundrát <[log in to unmask]>
Date:	Thu, 27 Mar 2008 17:00:17 +0100
Content-Type:	multipart/signed
Parts/Attachments:	text/plain (599 bytes) , smime.p7s (3516 bytes)

[log in to unmask] wrote:
> We're successfully using devices up to 7 TB with a single XFS filesystem 
> on them, under SL4/5 (but I think we started doing this with 4.3, not 
> 4.2). I have no hope to be able to check (xfs_repair) those should this 
> ever become necessary though - from what I've read it would require more 
> RAM than fits into a server today.

On this year's linux.conf.au, there was a talk about fixing the fsck.xfs 
[1]. They claim that they reduce both memory usage and required time.

[1] 
http://mirror.linux.org.au/pub/linux.conf.au/2008/slides/135-fixing_xfs_faster.pdf

Cheers,
-jkt

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