[Gluster-users] Snapshot and backups

[Rajesh Joseph]

----- Original Message -----
> From: "Miloš Kozák" <milos.kozak at lejmr.com>
> To: gluster-users at gluster.org
> Sent: Wednesday, August 12, 2015 3:01:01 AM
> Subject: [Gluster-users] Snapshot and backups
> 
> Hi,
> 
> I am planing to use snapshots for backups of virtual machines which are
> stored in a gluster volume. I managed to get snapshots working, but I
> have a small dilemma how to backups files.
> 
> My motivation is to do a full backup onto a different harddrive in case
> of brick hdd failure.
> 
> The problem is, when I create a snapshot of a volume which contains 4
> bricks in replica 2 mode. Each snapshosts mounts on each server, but my
> backup hdd is installed in only one server. The most convenient way
> would be to mount a specific snapshot as a gluster volume, but I could
> not find how to achieve this in manuals.
> 

You can try the following command to mount the snapshot on a single node.

mount -t glusterfs <hostname>:/snaps/<snap-name>/<parent-volname> /mount_point

The latest document has the detail:
https://github.com/rajeshjoseph/glusterfs/blob/master/doc/admin-guide/en-US/markdown/admin_managing_snapshots.md
blog: http://rajesh-joseph.blogspot.in/p/gluster-volume-snapshot-howto.html

> Is there other way than play around with rsync at each node?
> 
> Thank you, Milos
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