Date: Tue, 21 Dec 2010 11:04:24 +0200 From: Gareth de Vaux <bsd@lordcow.org> To: stable@freebsd.org Subject: Re: ZFS raidz recovery Message-ID: <20101221090424.GA29240@lordcow.org> In-Reply-To: <20101206110754.GA82394@lordcow.org> References: <20101127132249.GA80611@lordcow.org> <20101206110754.GA82394@lordcow.org>
next in thread | previous in thread | raw e-mail | index | archive | help
On Mon 2010-12-06 (13:07), Gareth de Vaux wrote: > 'zpool replace' also only works if you physically swap out a disk > at the same port, or replace disk1 with disk2 online. 'zpool remove' > and 'zpool detach' don't remove devices from a raidz. > > So I can recover an array if I have an extra disk to play with, > to use temporarily or to swap out with. If I don't and a disk is > giving trouble I can't drop it from the array, try to do something > with it, and reinsert it. As the ZFS guys point out, you can replace the same disk out if you zero both its EFI labels - about 1MB at the beginning and end of the disk.
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20101221090424.GA29240>