From: David Brown <lvm@davidb.org>
To: LVM general discussion and development <linux-lvm@redhat.com>
Subject: Re: [linux-lvm] Help, lvm2 snapshot and XFS , using xfs_freeze to do this, but then lvcreate hang.
Date: Wed, 27 Sep 2006 09:49:57 -0700 [thread overview]
Message-ID: <451AABB5.8030301@davidb.org> (raw)
In-Reply-To: <20060927133328.GA30026@boolecat.com>
Steve Feehan wrote:
> Are you saying that the lvcreate command literally executes xfs_freeze
> when used on a volume that happens to contain an XFS filesystem? Or
> that creating a snapshot is equivalent to using xfs_freeze?
Not literally, but the freeze/unfreeze is done by the dm driver in recent
kernels. If your systems hangs on with the xfs_freeze -f, then you have a
kernel with this feature. Just 'xfs_freeze -u' to allow the snapshot to be
created, and then continue to create the mirrors without a manual freeze.
Dave
prev parent reply other threads:[~2006-09-27 16:50 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-09-27 5:03 [linux-lvm] Help, lvm2 snapshot and XFS , using xfs_freeze to do this, but then lvcreate hang bowen zheng
2006-09-27 5:32 ` David Brown
2006-09-27 13:33 ` Steve Feehan
2006-09-27 16:49 ` David Brown [this message]
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