Date: Tue, 29 Sep 2009 10:23:29 +0200 From: Ivan Voras <ivoras@freebsd.org> To: freebsd-geom@freebsd.org Subject: Re: Mirrors and Stripes and Bad Disks, Oh My Message-ID: <h9sg64$56r$1@ger.gmane.org> In-Reply-To: <20090923165459.GA95498@crosswinds.net> References: <20090923165459.GA95498@crosswinds.net>
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This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enigF794918B7CFEA694C8255077 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Tony Holmes wrote: > 1. Bring up the system in single user mode. > 2. Destroy gm0 (with ad4 and ad8) > 3. Recreate gm0 with ad4 only > 4. Break ad10 out of the gm1 mirror pair - this way during recovery I=20 > can build another copy of the stripe using ad8/ad10 if I need it.=20 > I expect to hit bad sectors on the copy off. I also do expect lost > files/data if I have to go this route due to the time that ad8 was n= ot > mirrored. > Will this give me gm0 with a master ad4? Yes. > If I am able to recreate the stripe with identical parameters, will the= > file system be visible. Yes. Don't touch anything else, though (like simultaneously updating to another FreeBSD version, etc...) --------------enigF794918B7CFEA694C8255077 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.9 (MingW32) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ iEYEARECAAYFAkrBxAEACgkQldnAQVacBcjQkgCgj/+pzV/Vv8XGYIFw3BEZ4SGN Nk4AnA4J4nV90uZzcu+s02XXe+TOEVJv =ikaX -----END PGP SIGNATURE----- --------------enigF794918B7CFEA694C8255077--
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