if the disks are assigned by two hosts
may be just do zpool import should see the zpool in other hosts? not sure
as for AIX, control hdd, zpool will need partition that solaris could understand
i do not know what AIX used for partition should not be the same for solaris
Sent from my iPad
On Jan 12, 2012, at 9:51, "adele....@oracle.com" <adele....@oracle.com> wrote:
> Hi all,
> My cu has following question.
> Assume I have allocated a LUN from external storage to two hosts ( by mistake
> ). I create a zpool with this LUN on host1 with no errors. On host2 when I
> try to create a zpool by
> using the same disk ( which is allocated to host2 as well ), zpool create -
> comes back with an error saying " /dev/dsk/cXtXdX is part of exported or
> potentially active ZFS pool test".
> Is there a way for me to check what zpool disk belongs to from 'host2'. Do
> the disks in a zpool have a private region that I can read to get a zpool
> name or id?
> Steps required to reproduce the problem
> Disk doubly allocated to host1, host2
> host1 sees disk as disk100
> host2 sees disk as disk101
> host1# zpool create host1_pool disk1 disk2 disk100
> returns success ( as expected )
> host2# zpool create host2_pool disk1 disk2 disk101
> invalid dev specification
> use '-f' to overrite the following errors:
> /dev/dsk/disk101 is part of exported or potentially active ZFS pool test.
> Please see zpool
> zpool did catch that the disk is part of an active pool, but since it's not
> on the same host I am not getting the name of the pool to which disk101 is
> allocated. It's possible we might go ahead and use '-f' option to create the
> zpool and start using this filesystem. By doing this we're potentially
> destroying filesystems on host1, host2 which could lead to severe downtime.
> Any way to get the pool name to which the disk101 is assigned ( with a
> different name on a different host )? This would aid us tremendously in
> avoiding a potential issue. This has happened with Solaris 9, UFS once before
> taking out two Solaris machines.
> What happens if diskis assigned to a AIX box and is setup as part of a Volume
> manager on AIX and we try to create 'zpool' on Solaris host. Will ZFS catch
> this, by saying something wrong with the disk?
> zfs-discuss mailing list
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