[Tfug] Drive recovery

Harry McGregor micros at osef.org
Wed Jun 3 22:27:26 MST 2009


Bexley Hall wrote:
> --- On Wed, 6/3/09, Bowie J. Poag <bpoag at comcast.net> wrote:
>
>   
>> dd is completely unaware of what a sector is -- It's completely 
>>     
>
> My bad, I didn't expect to be taken literally.  :-(
> s/when the sector(s) in question return read errors/when a read(2)
> encounters the defective sectors and returns an error/
>
>   
<snip>

This is the reason I suggested dd_rescue instead of dd.

dd will barf with i/o errors, dd_rescue will continue reading.

There is also GNU ddrescue (not the same as dd_rescue), and it does a
good job too.

http://www.gnu.org/software/ddrescue/ddrescue.html

http://www.garloff.de/kurt/linux/ddrescue/

                         Harry




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