Hi Tim,
> I took a look at the archives and I have seen a few threads about
> using
> array block level snapshots with ZFS and how we face the "old
issue"
> that we used to see with logical volumes and unique IDs (quite
> correctly) stopping the same volume being presented twice to the same
> server.
>
> IHAC wanting to do this with a ZFS storage pool and an LSI array. All
> works well when they present the array snapshot to hosts other than
> the
> one where the original zpool resides but (as expected) we cannot
> import
> the zpool on the array snapshot to the original host..though no error
> message is issues, it just does not work.
>
> So, I am assuming that this is because the zpools have the same serial
> number (happy to be corrected).
>
> My question is are there any RFEs that will enable a zpool''s
serial
> number to be changed (if that is what is required to make this work).
http://bugs.opensolaris.org/view_bug.do?bug_id=5097228
> It may be that this is an awful idea..in which case I am happy to hear
> that as well and will feed that back to the customer.
For both controller-based & host-based snapshots, replicas, even iSCSI
LUs, this would be an awful [good] idea. :-)
- Jim
>
>
> Thanks
>
> Tim
>
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