Zpool surgery

[Peter Jeremy]

On 2013-Jan-27 14:31:56 -0000, Steven Hartland <killing at multiplay.co.uk> wrote:
>----- Original Message ----- 
>From: "Ulrich Spörlein" <uqs at FreeBSD.org>
>> I want to transplant my old zpool tank from a 1TB drive to a new 2TB
>> drive, but *not* use dd(1) or any other cloning mechanism, as the pool
>> was very full very often and is surely severely fragmented.
>
>Cant you just drop the disk in the original machine, set it as a mirror
>then once the mirror process has completed break the mirror and remove
>the 1TB disk.

That will replicate any fragmentation as well.  "zfs send | zfs recv"
is the only (current) way to defragment a ZFS pool.

-- 
Peter Jeremy
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