zfs detach/replace

[Joshua Boyd]

On Sat, Dec 31, 2011 at 1:58 AM, Michael DeMan <freebsd at deman.com> wrote:

> Hi All,
>
> The origination of the problem is entirely my fault on  FreeBSD 8.1
> RELEASE #0.  We had old notes that attempting a 'replace' (which is
> appropriate for a mirror) leaves ZFS in a funky state on BSD.  I
> inadvertently did just that on a drive swap on a raidz2 pool.  My old notes
> show the only recovery that we knew of at the time was to rsync or zfs-send
> the pool elsewhere, destroy the local and rebuild from scratch.
>

I've never had a problem before, and have replaced about 5 drives in my
striped raidz ...

Usually I'll execute a zpool offline, camcontrol stop, remove the drive,
then zpool replace.

I am running 8-STABLE though, and not -RELEASE.

-- 
Joshua Boyd

E-mail: boydjd at jbip.net
http://www.jbip.net