Date: Fri, 04 Apr 2008 18:11:04 -0700 From: LI Xin <delphij@delphij.net> To: Maxim Sobolev <sobomax@FreeBSD.org> Cc: d@delphij.net, FreeBSD-Chat mailing list <freebsd-chat@FreeBSD.org> Subject: Re: Program to copy data from a bad disk? Message-ID: <47F6D1A8.7080203@delphij.net> In-Reply-To: <47F6C564.1070500@FreeBSD.org> References: <47F6C1BD.1090806@delphij.net> <47F6C564.1070500@FreeBSD.org>
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[-- Attachment #1 --] Maxim Sobolev wrote: > LI Xin wrote: >> Hi, >> >> Recently my hard drive goes bad again, which has a lot of bad sectors >> for unknown reasons. I am looking for some software that is capable >> of doing a sector-to-sector copy of the hard drive. >> >> I have tried dd but with conv=noerror,sync it would just fill 0's for >> the whole block size (say, in order to get best speed you will want >> bs=128k or even larger, but that means that you will lose data when 1 >> of these 256 sectors is bad). Is there any program that is smarter >> which do a sector-to-sector copy for these failed blocks and use >> larger transfer buffer for others? > > The src/tools/tools/recoverdisk does exactly that. Ah, great, and especially it's available from LiveFS disc as /usr/sbin/recoverdisk! Cheers, -- Xin LI <delphij@delphij.net> http://www.delphij.net/ FreeBSD - The Power to Serve! [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.7 (Darwin) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org iD8DBQFH9tGoOfuToMruuMARCm8lAJ9TDBiZBcZtAjyBZWv4sFeGtRGzoACgjIgQ 2rjlnJWCckdD6tomS8cGc/E= =4zwC -----END PGP SIGNATURE-----
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