Skip site navigation (1)Skip section navigation (2)
Date:      Mon, 8 Mar 2010 13:09:19 +0200
From:      Eugene Dzhurinsky <bofh@redwerk.com>
To:        freebsd-current@freebsd.org
Subject:   Re: A tool for remapping bad sectors in CURRENT?
Message-ID:  <20100308110919.GA31573@office.redwerk.com>
In-Reply-To: <20100308105243.GA31468@office.redwerk.com>
References:  <mailpost.1268044056.2992919.61277.mailing.freebsd.current@FreeBSD.cs.nctu.edu.tw> <4B94D1FC.1050407@FreeBSD.org> <20100308105243.GA31468@office.redwerk.com>

next in thread | previous in thread | raw e-mail | index | archive | help

--M9NhX3UHpAaciwkO
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
Content-Transfer-Encoding: quoted-printable

On Mon, Mar 08, 2010 at 12:52:43PM +0200, Eugene Dzhurinsky wrote:
> dd if=3D/dev/ad4 of=3D/dev/null skip=3D222342559 bs=3D512 count=3D1
> dd: /dev/ad4: Input/output error
> 0+0 records in
> 0+0 records out
> 0 bytes transferred in 2.351940 secs (0 bytes/sec)
>=20
> dd if=3D/dev/zero of=3D/dev/ad4 seek=3D222342559 bs=3D512 count=3D1
> dd: /dev/ad4: Operation not permitted
>=20
> Should I do it in single mode?

sysctl kern.geom.debugflags=3D0x10

Did the trick, I was able to write directly to the sector, and now it seems=
 to
work well. No remaps recorded thus, but no errors so far.

Thanks a lot!

--=20
Eugene N Dzhurinsky

--M9NhX3UHpAaciwkO
Content-Type: application/pgp-signature
Content-Disposition: inline

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.10 (FreeBSD)

iEYEARECAAYFAkuU2t4ACgkQy/i/DoZLbHx5cQCePP0nFs1PcYXZ3x90VqcRyXD+
UkgAnjaifz6wNJGKMuGwnQYUR6qRyXJJ
=WBic
-----END PGP SIGNATURE-----

--M9NhX3UHpAaciwkO--



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20100308110919.GA31573>