Where's the space? raidz2

[Matthias Gamsjager]

It's in V16 afaik

On Fri, Aug 6, 2010 at 11:36 AM, Freddie Cash <fjwcash at gmail.com> wrote:
> On Mon, Aug 2, 2010 at 4:27 PM, Dan Langille <dan at langille.org> wrote:
>> On 8/2/2010 7:11 PM, Dan Langille wrote:
>>>
>>> I recently altered an existing raidz2 pool from using 7 vdevs of about
>>> 931G to 1.81TB. In fact, the existing pool used half of each HDD. I then
>>> wanted to go to using [almost] all of each HDD.
>>>
>>> I offline'd each vdev, adjusted the HDD paritions using gpart, then
>>> replaced the vdev. After letting the resilver occur, I did the next vdev.
>>>
>>> The space available after this process did not go up as I expected. I
>>> have about 4TB in the pool, not the 8 or 9TB I expected.
>>
>> This fixed it:
>>
>> # zpool export storage
>> # zpool import storage
>
> There's a version of ZFS includes a new *autoexpand* property that
> could be set on the pool.  With that set, the available space will be
> made available automatically as soon as the last disk in a vdev is
> replaced.  I don't know the exact version or whether it's supported in
> FreeBSD's port of ZFS.  But it will be available at some point.  :)
>
> --
> Freddie Cash
> fjwcash at gmail.com
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