On Jun 21, 2011, at 2:54 PM, Todd Urie wrote:

> The volumes sit on HDS SAN.  The only reason for the volumes is to prevent 
> inadvertent import of the zpool on two nodes of a cluster simultaneously.  
> Since we're on SAN with Raid internally, didn't seem to we would need zfs to 
> provide that redundancy also.


Not a wise way of building a pool. Your HDS SAN does not give any protection 
against data corruption and not doing redundancy with ZFS it can only report 
data corruption and not correct them. Also VxVM does not give you any more 
protection against importing the luns/volumes/pools than what ZFS gives. They 
both warn the admin if they are trying to shoot their leg but let them do it if 
they use the force.

Time to rebuild your pool without VxVM involved and restore data from backups.

Sami
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