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?
Hi Xin, I recently found sysutils/dd_rescue and sysutils/ddrescue. I have never tried them, but they are supposed to do what you want. Regards, Brad Davis _______________________________________________ freebsd-chat@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-chat To unsubscribe, send any mail to "[EMAIL PROTECTED]"