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Converting A Single Disk Pool Into A Mirror

Site.ConvertingASingleDiskPoolIntoAMirror History

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Changed lines 24-26 from:
NAME STATE READ WRITE CKSUM
solo ONLINE 0 0 0
mirror-0 ONLINE 0 0 0
to:
NAME STATE READ WRITE CKSUM
solo ONLINE 0 0 0
mirror-0 ONLINE 0 0 0
Added lines 1-31:
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In this example we turn a pool with a single disk into a mirror by “attaching” a new disk. The new disk should be of similar size and speed to the original disk in the pool.

->[@$ zpool status solo
pool: solo
state: ONLINE
scan: none requested
config:

NAME STATE READ WRITE CKSUM
solo ONLINE 0 0 0
GPTE_3A7D177B-0C3E-46A2-8049-76D7E95BADFD ONLINE 0 0 0

errors: No known data errors

$ sudo zpool attach -f solo GPTE_3A7D177B-0C3E-46A2-8049-76D7E95BADFD /dev/disk6

$ zpool status solo
pool: solo
state: ONLINE
scan: resilvered 426Ki in 0h0m with 0 errors on Fri Sep 14 15:02:21 2012
config:

NAME STATE READ WRITE CKSUM
solo ONLINE 0 0 0
mirror-0 ONLINE 0 0 0
GPTE_3A7D177B-0C3E-46A2-8049-76D7E9… ONLINE 0 0 0 at disk5s2
GPTE_11003786-D792-4B8C-8432-8BA38D… ONLINE 0 0 0 at disk6s2

errors: No known data errors
@]

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