From owner-freebsd-fs@FreeBSD.ORG  Mon Dec 16 11:55:48 2013
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Date: Mon, 16 Dec 2013 13:55:46 +0200
From: Ion-Mihai Tetcu <itetcu@FreeBSD.org>
To: Andriy Gapon <avg@FreeBSD.org>
Subject: Re: GTP ZFS boot failed after upgrading to 9.2-STABLE (can't read MOS)
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On Mon, 16 Dec 2013 13:48:20 +0200
Andriy Gapon <avg@FreeBSD.org> wrote:

> on 16/12/2013 11:38 Ion-Mihai Tetcu said the following:
> > Hi,
> > 
> > 
> > After upgrading to 
> > 9.2-STABLE #8 r259396: Sun Dec 15 01:20:44 EET 2013 GENERIC  amd64
> > the system in question didn't come up:
> >  ZFS: i/o error - all block copies unavailable
> >  ZFS: can't read MOS of pool zroot
> >  gptszfsboot: failed to mount default pool zroot
> > 
> > GPTZFSBoot setup like in the wiki, except I didn't bothered with
> > gnop.
> 
> Could you please build zfsboottest utility in tools/tools/zfsboottest
> and then run it like this?
> zfsboottest /dev/gpt/z_ES3_2T /dev/gpt/z_wd2T - /boot/zfsloader

 # /root/bin/zfsboottest /dev/gpt/z_ES3_2T /dev/gpt/z_wd2T - /boot/zfsloader 
pool: zroot 
bootfs: zroot/ROOT/default
config:

        NAME STATE
        zroot ONLINE
          mirror ONLINE
            gpt/z_ES3_2T ONLINE
            gpt/z_wd2T ONLINE

809b79a8e78d637dddc618d992b37004 /boot/zfsloader


-- 
Ion-Mihai Tetcu <itetcu@FreeBSD.org>