Date: Sun, 6 Apr 2008 15:27:10 -0500 From: Brooks Davis <brooks@FreeBSD.org> To: d@delphij.net Cc: FreeBSD-Chat mailing list <freebsd-chat@FreeBSD.org> Subject: Re: Program to copy data from a bad disk? Message-ID: <20080406202709.GA28511@lor.one-eyed-alien.net> In-Reply-To: <47F6C1BD.1090806@delphij.net> References: <47F6C1BD.1090806@delphij.net>
next in thread | previous in thread | raw e-mail | index | archive | help
[-- Attachment #1 --] On Fri, Apr 04, 2008 at 05:03:09PM -0700, 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? recoverdisk(1). -- Brooks [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.8 (FreeBSD) iD8DBQFH+TIdXY6L6fI4GtQRAsaFAJ9iMmBDN6C5JUVTj1Yl4uCSfS30bACfdG9x bK307E5WIegudEC3QDutcfs= =/YIJ -----END PGP SIGNATURE-----
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20080406202709.GA28511>