[lxc-users] zfs snapshot point

Serge Hallyn serge.hallyn at ubuntu.com
Wed Sep 24 16:28:35 UTC 2014

Quoting Chris Burroughs (chris.burroughs at gmail.com):
> On 07/08/2014 11:51 AM, Serge Hallyn wrote:
> >Oh is that possible?  With rootfs being a 'sub-dataset' or something
> >in /lxc/foo?  And both /lxc/foo and /lxc/foo/rootfs can be
> >snapshotted?  That'd be neat.
> Sorry for the long delay.  Yes ZFS datasets can be nested and this
> is a pretty common thing to do (if a ZFS dataset is /, then I
> suppose you can call all of the other datasets nested).  If they are
> nested you can also recessively snapshot them as one atomic action,
> which I think is what we would want to do for /lxc/foo and
> /lxc/foo/rootfs
> https://pthree.org/2012/12/17/zfs-administration-part-x-creating-filesystems/
> http://docs.oracle.com/cd/E19253-01/819-5461/gdfdt/index.html

Ok, thanks, then we should do that.  I won't have time soon-ish, so
if someone wants to come up with the patch that'd be great.  Else
I should get to it eventually.


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