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Date:      Sat, 13 Jun 2009 17:59:25 -0700
From:      Marcel Moolenaar <xcllnt@mac.com>
To:        "James R. Van Artsdalen" <james-freebsd-current@jrv.org>
Cc:        Alexander Best <alexbestms@math.uni-muenster.de>, FreeBSD Current <freebsd-current@freebsd.org>
Subject:   Re: `gpart show` and secondary GPT header
Message-ID:  <BD2A6E6D-EC33-408E-913B-CAF96F774ACD@mac.com>
In-Reply-To: <4A344A9F.5020708@jrv.org>
References:  <permail-200906131853081e86ffa80000190b-a_best01@message-id.uni-muenster.de> <A7C988A9-DCFD-422B-B39D-B912FECEFD0D@mac.com> <4A344A9F.5020708@jrv.org>

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On Jun 13, 2009, at 5:55 PM, James R. Van Artsdalen wrote:

> Marcel Moolenaar wrote:
>> In any case: the primary and secondary GPT headers
>> and tables are in fact on the disk. They're there,
>> trust me :-)
>
> Unless you're using a Silicon Image 3124 controller :-(
>
> FYI - the option ROM on this card appears to clobber the secondary GPT
> table.  Moving disks to a 3124 results in this:

> Jun 13 06:31:42 bigback kernel: GEOM: ad4: the secondary GPT table is
> corrupt or invalid.
> Jun 13 06:31:42 bigback kernel: GEOM: ad4: using the primary only --
> recovery suggested.
> Jun 13 06:31:42 bigback kernel: GEOM: ad12: the secondary GPT table is
> corrupt or invalid.
> Jun 13 06:31:42 bigback kernel: GEOM: ad12: using the primary only --
> recovery suggested.

Are you using gmirror by any chance?

-- 
Marcel Moolenaar
xcllnt@mac.com






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