On 30 November, 2012 - Albert Shih sent me these 0,8K bytes:

> Hi all,
> I would like to knwon if with ZFS it's possible to do something like that :
>       http://tldp.org/HOWTO/LVM-HOWTO/removeadisk.html
> meaning : 
> I have a zpool with 48 disks with 4 raidz2 (12 disk). Inside those 48 disk
> I've 36x 3T and 12 x 2T.
> Can I buy new 12x4 To disk put in the server, add in the zpool, ask zpool
> to migrate all data on those 12 old disk on the new and remove those old
> disk ? 

You pull out one 2T, put in a 4T, wait for resilver (possibly tell it to
replace, if you don't have autoreplace on)
Repeat until done.
If you have the physical space, you can first put in a new disk, tell it
to replace and then remove the old.

Tomas Forsman, st...@acc.umu.se, http://www.acc.umu.se/~stric/
|- Student at Computing Science, University of UmeƄ
`- Sysadmin at {cs,acc}.umu.se
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