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Re: filesystem shrinks after using xfs_repair

To: Eli Morris <ermorris@xxxxxxxx>
Subject: Re: filesystem shrinks after using xfs_repair
From: Eric Sandeen <sandeen@xxxxxxxxxxx>
Date: Sat, 24 Jul 2010 16:09:42 -0500
Cc: xfs@xxxxxxxxxxx
In-reply-to: <F2D7937E-43FC-47F4-B041-B9C5C2CBCCD4@xxxxxxxx>
References: <F2D7937E-43FC-47F4-B041-B9C5C2CBCCD4@xxxxxxxx>
User-agent: Thunderbird 2.0.0.24 (Macintosh/20100228)
Eli Morris wrote:
> Hi All,
> 
> I've got this problem where if I run xfs_repair, my filesystem
> shrinks by 11 TB, from a volume size of 62 TB to 51 TB. I can grow
> the filesystem again with xfs_growfs, but then rerunning xfs_repair
> shrinks it back down again. The first time this happened was a few
> days ago and running xfs_repair took about 7 TB of data with it. That
> is, out of the 11 TB of disk space that vanished, 7 TB had data on
> it, and 4 TB was empty space. XFS is running on top of an LVM volume.
> It's on an Intel/Linux system running Centos 5 (2.6.18-128.1.14.el5).

Running 2.6.18-138.el5 and beyond will have a much more uptodate xfs,
just FWIW.

-Eric

> Does anyone have an idea on what would cause such a thing and what I
> might try to keep it from continuing to happen. I could just never
> run xfs_repair again, but that doesn't seem like a good thing to
> count on. Major bonus points if anyone has any ideas on how to get my
> 7 TB of data back also. It must be there somewhere and it would be
> very bad to lose.
> 
> thanks for any help and ideas. I'm just stumped right now.
> 
> Eli _______________________________________________ xfs mailing list 
> xfs@xxxxxxxxxxx http://oss.sgi.com/mailman/listinfo/xfs
> 

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