ERj> 2) is it possible to easily add (-> more available space) and
> you can add disks to a raidz pool but it won't actually grow stripe
> width and in order to preserver redundancy you will have to add at
> least pairs of disks.
if one is drive bay limited, replace *all* the raidz drives,
one at a time...
[EMAIL PROTECTED]:26pm]/tmp % mkfile 100m 1 2 3
[EMAIL PROTECTED]:26pm]/tmp % zpool create t raidz2 /tmp/1 /tmp/2 /tmp/3
[EMAIL PROTECTED]:26pm]/tmp % zfs list t
NAME USED AVAIL REFER MOUNTPOINT
t 57.9K 158M 2.00K /t
[EMAIL PROTECTED]:26pm]/tmp % zpool offline t /tmp/1
Bringing device /tmp/1 offline
[EMAIL PROTECTED]:26pm]/tmp % mkfile 200m 1
[EMAIL PROTECTED]:27pm]/tmp % zpool replace t /tmp/1
[EMAIL PROTECTED]:27pm]/tmp % zpool offline /tmp/2
Bringing device /tmp/2 offline
[EMAIL PROTECTED]:27pm]/tmp % mkfile 200m 2
[EMAIL PROTECTED]:27pm]/tmp % zpool replace t /tmp/2
[EMAIL PROTECTED]:27pm]/tmp % zpool offline t /tmp/3
Bringing device /tmp/3 offline
[EMAIL PROTECTED]:27pm]/tmp % mkfile 200m 3
[EMAIL PROTECTED]:27pm]/tmp % zpool replace t /tmp/3
[EMAIL PROTECTED]:27pm]/tmp % zfs list t
NAME USED AVAIL REFER MOUNTPOINT
t 92.6K 358M 32.6K /t
[EMAIL PROTECTED]:27pm]/tmp % zpool destroy t
works with raidz2 (two parity disks) too.
Rob
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