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Re: using xfs_dump to backup an Oracle DB in hot backup mode.

To: Austin Gonyou <austin@xxxxxxxxxxxxxxx>
Subject: Re: using xfs_dump to backup an Oracle DB in hot backup mode.
From: Steve Lord <lord@xxxxxxx>
Date: 25 Sep 2002 16:46:13 -0500
Cc: linux-xfs@xxxxxxxxxxx
In-reply-to: <1032989256.1324.354.camel@xxxxxxxxxxxxxxxxxxxxxxxx>
References: <1032989256.1324.354.camel@xxxxxxxxxxxxxxxxxxxxxxxx>
Sender: linux-xfs-bounce@xxxxxxxxxxx
On Wed, 2002-09-25 at 16:27, Austin Gonyou wrote:
> Anyone have an order of operation for something like this?
> 
> I was thinking, that while oracle is in hot_backup mode, I would just be
> able to do xfs_dump /dev/sdb /dev/sdaa or some such thing, until all
> volumes are done.
> 
> If I don't use xfs_freeze though, is that a good copy?
> 
> I'm a bit confused at this point, and wanted to ask the community. TIA
> 

freeze and xfsdump are totally different beasts. freeze gives you
a stable image on disk, including all data and metadata from the
buffer cache at the time. Once frozen you need some other mechanism
to take a copy of the disk image.

xfsdump is going to do a file based backup. I cannot speak for
the best point in time to do this to an oracle setup.

Steve

-- 

Steve Lord                                      voice: +1-651-683-3511
Principal Engineer, Filesystem Software         email: lord@xxxxxxx


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