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Re: help with xfs_repair on 10TB fs

To: Tru Huynh <tru@xxxxxxxxxx>
Subject: Re: help with xfs_repair on 10TB fs
From: Alberto Accomazzi <aaccomazzi@xxxxxxxxx>
Date: Sat, 17 Jan 2009 13:45:15 -0500
Cc: xfs@xxxxxxxxxxx
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On Sat, Jan 17, 2009 at 12:35 PM, Tru Huynh <tru@xxxxxxxxxx> wrote:

> On Sat, Jan 17, 2009 at 12:13:26PM -0500, Alberto Accomazzi wrote:
> > I need some help with figuring out how to repair a large XFS
> > filesystem (10TB of data, 100+ million files).  xfs_repair seems to
> > have crapped out before finishing the job and now I'm not sure how to
> > proceed.
> >
> > The system is a CentOS 5.2 storage server with a 3ware controller and
> > 16 x 1TB drives, 32GB RAM and 64GB swap.  After clearing the issues
> > with bad blocks on the disks, yesterday we set out to fix the
> > filesystem.  This is the list of relevant packages that yum reports
> > installed:
> >
> > kmod-xfs.x86_64                          0.4-1.2.6.18_53.1.14.e installed
> > kmod-xfs.x86_64                          0.4-2                  installed
> > kmod-xfs.x86_64                          0.4-1.2.6.18_92.1.10.e installed
> > xfsdump.x86_64                           2.2.46-1.el5.centos    installed
> > xfsprogs.x86_64                          2.9.4-1.el5.centos     installed
> > xfsprogs-devel.x86_64                    2.9.4-1.el5.centos     installed
> > kernel.x86_64                            2.6.18-92.1.13.el5.cen installed
> >
> are you using the centosplus kernel? or just the regular kernel + kmod-xfs?
>
> if xfsprogs ran out of memory, try the testing version available at
> http://people.centos.org/tru/XFS/centos-5/RPMS/x86_64/
>

Right now we're running centosplus:

Linux adsduo 2.6.18-92.1.13.el5.centos.plus #1 SMP Wed Oct 1 13:41:35 EDT
2008 x86_64 x86_64 x86_64 GNU/Linux

What is the current thinking about this vs. regular kernel + kmod-xfs?

-- AA


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