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>
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[-- Attachment #1 --] On Mon, Mar 08, 2010 at 12:52:43PM +0200, Eugene Dzhurinsky wrote: > dd if=/dev/ad4 of=/dev/null skip=222342559 bs=512 count=1 > dd: /dev/ad4: Input/output error > 0+0 records in > 0+0 records out > 0 bytes transferred in 2.351940 secs (0 bytes/sec) > > dd if=/dev/zero of=/dev/ad4 seek=222342559 bs=512 count=1 > dd: /dev/ad4: Operation not permitted > > Should I do it in single mode? sysctl kern.geom.debugflags=0x10 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! -- Eugene N Dzhurinsky [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.10 (FreeBSD) iEYEARECAAYFAkuU2t4ACgkQy/i/DoZLbHx5cQCePP0nFs1PcYXZ3x90VqcRyXD+ UkgAnjaifz6wNJGKMuGwnQYUR6qRyXJJ =WBic -----END PGP SIGNATURE-----
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