Using GTP and glabel for ZFS arrays

Dan Langille dan at
Fri Jul 23 01:28:27 UTC 2010

On 7/22/2010 9:22 PM, Pawel Tyll wrote:
>> I do not think I can adjust the existing zpool on the fly.  I think I
>> need to copy everything elsewhere (i.e the 2 empty drives).  Then start
>> the new zpool from scratch.

> You can, and you should (for educational purposes if not for fun :>),
> unless you wish to change raidz1 to raidz2. Replace, wait for
> resilver, if redoing used disk then offline it, wipe magic with dd
> (16KB at the beginning and end of disk/partition will do), carry on
> with GPT, rinse and repeat with next disk. When last vdev's replace
> finishes, your pool will grow automagically.

So... the smaller size won't mess things up...

Dan Langille -

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