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Re: xfs_freeze -f misbehaving under lenny / xfsprogs 2.9.8

To: xfs@xxxxxxxxxxx
Subject: Re: xfs_freeze -f misbehaving under lenny / xfsprogs 2.9.8
From: Michael Monnerie <michael.monnerie@xxxxxxxxxxxxxxxxxxx>
Date: Tue, 31 Mar 2009 14:34:56 +0200
In-reply-to: <49D0D01A.8090608@xxxxxxxxxxxxxxxxxx>
Organization: it-management http://it-management.at
References: <49D09F2C.8060406@xxxxxxxxxxxxxxxxxx> <49D0CCEB.1000404@xxxxxxxxxxx> <49D0D01A.8090608@xxxxxxxxxxxxxxxxxx>
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On Montag 30 März 2009 Stuart Rowan wrote:
> OOI when implementing the freeze ioctl, what made the developers
> decide that a freeze can't succeed on an already frozen filesystem
> ... you'd expect it to just be a no-op really?

So you would break the unfreeze:

xfs_freeze -f
lvcreate -s (lvcreate does freeze;work;unfreeze)
*now you are unfrozen*
xfs_freeze -u

The problem would be if you expect to be frozen still after the lvcreate 
command and do some processing, that might be bad.

mfg zmi
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