Date: Sat, 5 Apr 2008 16:48:53 +0100 From: Ceri Davies <ceri@submonkey.net> 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: <20080405154853.GZ44028@submonkey.net> In-Reply-To: <47F6C1BD.1090806@delphij.net> References: <47F6C1BD.1090806@delphij.net>
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On Fri, Apr 04, 2008 at 05:03:09PM -0700, LI Xin wrote:
> Hi,
>=20
> Recently my hard drive goes bad again, which has a lot of bad sectors for=
=20
> unknown reasons. I am looking for some software that is capable of doing=
a=20
> sector-to-sector copy of the hard drive.
>=20
> I have tried dd but with conv=3Dnoerror,sync it would just fill 0's for t=
he=20
> whole block size (say, in order to get best speed you will want bs=3D128k=
or=20
> even larger, but that means that you will lose data when 1 of these 256=
=20
> sectors is bad). Is there any program that is smarter which do a=20
> sector-to-sector copy for these failed blocks and use larger transfer=20
> buffer for others?
I don't know how it works, but did you try src/tools/tools/recoverdisk ?
Ceri
--=20
That must be wonderful! I don't understand it at all.
-- Moliere
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