ZFS: Add disk to single disk pool
gibblertron at gmail.com
Mon Feb 3 18:27:12 UTC 2014
On Mon, Feb 3, 2014 at 12:48 AM, Johan Hendriks <joh.hendriks at gmail.com>wrote:
> Patrick schreef:
>> On Sat, Feb 1, 2014 at 1:29 PM, Patrick <gibblertron at gmail.com> wrote:
>> I set up a 9.2 system following the "RootOnZFS" instructions in the wiki.
>>> I have:
>>> # zpool status
>>> pool: zroot
>>> state: ONLINE
>>> scan: none requested
>>> NAME STATE READ WRITE CKSUM
>>> zroot ONLINE 0 0 0
>>> gpt/disk0 ONLINE 0 0 0
>>> I have another disk that I'd like to add to expand the size of the
>>> but I'm not sure how to do that.
>>> I've prepped the disk with:
>>> gpart create -s gpt ada1
>>> gpart add -t freebsd-zfs -l disk1 ada1
>>> I tried a few different things, but I'm clearly not getting something:
>>> # zpool add zroot /dev/gpt/disk1
>>> cannot add to 'zroot': root pool can not have multiple vdevs or separate
>>> I found the solution here: http://astralblue.livejournal.
>> I just had to set bootfs="" temporarily while I added the new disk, and
>> then set it back.
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> You do know that if one of the disks fail, you loose the whole pool?!
> There is no parity to overcome a disk failure in this setup.
Yes, I'm aware. This system is a VPS with virtual disks on redundant
hardware and an external backup strategy.
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