Remote Tracking/Mirroring
Les Mikesell
lesmikesell at gmail.com
Thu May 10 12:34:55 UTC 2007
Jonathan Allen wrote:
> Hi All,
>
> I'm looking to set up some kind of remote tracking or mirroring of a
> filesystem. My thought was to write a mount-handler, mount the
> filestore using that device type and have the handler simply pass
> through all the transations to a normal ext3 filesystem underneath.
> Then pass any write-type activies over a socket to a user-mode
> program on another machine to mimic the action in the target filestore.
>
> I didn't want to do a block-level mimic adn I did want to allow the
> target filestore to be just an ordinary filestore, probably containing
> other stuff, or having the target in just one part of a large volume.
>
> Does this exist, or is anyone doing something like this ? I want to
> be able to have a 'hot' backup of one machine on another remote machine,
> including all activity to date, up to the minute.
Drbd http://www.drbd.org/ does it live. If you can live with periodic
snapshots instead, you can do it with rsync.
--
Les Mikesell
lesmikesell at gmail.com
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