ZFS: Add disk to single disk pool
joh.hendriks at gmail.com
Mon Feb 3 08:48:42 UTC 2014
> 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 volume,
>> 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.com/371755.html
> 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.
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