Mirroring a zpool and installing bootblk

Mirroring a zpool and installing bootblk in the new mirror

Destroy one pool which is not in usem ie, rpool and add the disk as mirror of rpool-ABE

SolarisHost:/root# lustatus

Boot Environment           Is       Active Active    Can    Copy

Name                       Complete Now    On Reboot Delete Status

-------------------------- -------- ------ --------- ------ ----------

sol10-update8                   yes      no     no        yes    -

sol10-update8-new               yes      yes    yes       no     -

SolarisHost:/root#

SolarisHost:/root# zpool status | grep rpool

  pool: rpool

        rpool       ONLINE       0     0     0

  pool: rpool-ABE

        rpool-ABE   ONLINE       0     0     0

SolarisHost:/root#

SolarisHost:/root# zpool status rpool

  pool: rpool

 state: ONLINE

status: The pool is formatted using an older on-disk format.  The pool can

        still be used, but some features are unavailable.

action: Upgrade the pool using 'zpool upgrade'.  Once this is done, the

        pool will no longer be accessible on older software versions.

 scrub: none requested

config:

        NAME        STATE     READ WRITE CKSUM

        rpool       ONLINE       0     0     0

          c1t1d0s0  ONLINE       0     0     0

errors: No known data errors

SolarisHost:/root# zpool status rpool-ABE

  pool: rpool-ABE

 state: ONLINE

 scrub: none requested

config:

        NAME        STATE     READ WRITE CKSUM

        rpool-ABE   ONLINE       0     0     0

          c1t0d0s0  ONLINE       0     0     0

errors: No known data errors

Destroy the unused zpool

SolarisHost:/root#

SolarisHost:/root# zpool destroy rpool

SolarisHost:/root#

Mirror the zpool

SolarisHost:/root# zpool attach rpool-ABE c1t0d0s0 c1t1d0s0

Please be sure to invoke installboot(1M) to make 'c1t1d0s0' bootable.

SolarisHost:/root#

SolarisHost:/root# zpool status rpool-ABE

  pool: rpool-ABE

 state: ONLINE

status: One or more devices is currently being resilvered.  The pool will

        continue to function, possibly in a degraded state.

action: Wait for the resilver to complete.

 scrub: resilver in progress for 0h0m, 1.37% done, 0h28m to go

config:

        NAME          STATE     READ WRITE CKSUM

        rpool-ABE     ONLINE       0     0     0

          mirror      ONLINE       0     0     0

            c1t0d0s0  ONLINE       0     0     0

            c1t1d0s0  ONLINE       0     0     0  343M resilvered

errors: No known data errors

SolarisHost:/root#

Install bootblk on the newly added mirror (SPARC Machine):

SolarisHost:/usr/platform/SUNW,T5240/lib/fs/zfs# installboot -F zfs bootblk /dev/rdsk/c1t1d0s0

Check the mirror status:

SolarisHost:/root# zpool status rpool-ABE

  pool: rpool-ABE

 state: ONLINE

status: One or more devices is currently being resilvered.  The pool will

        continue to function, possibly in a degraded state.

action: Wait for the resilver to complete.

 scrub: resilver in progress for 0h2m, 9.24% done, 0h27m to go

config:

        NAME          STATE     READ WRITE CKSUM

        rpool-ABE     ONLINE       0     0     0

          mirror      ONLINE       0     0     0

            c1t0d0s0  ONLINE       0     0     0

            c1t1d0s0  ONLINE       0     0     0  2.28G resilvered

errors: No known data errors

SolarisHost:/root#

Mirrored:

SolarisHost:/root#

SolarisHost:/root# zpool status rpool-ABE

  pool: rpool-ABE

 state: ONLINE

 scrub: resilver completed after 1h19m with 0 errors on Fri Oct 29 10:59:51 2010

config:

        NAME          STATE     READ WRITE CKSUM

        rpool-ABE     ONLINE       0     0     0

          mirror      ONLINE       0     0     0

            c1t0d0s0  ONLINE       0     0     0

            c1t1d0s0  ONLINE       0     0     0  24.5G resilvered

errors: No known data errors

SolarisHost:/root#