[ale] ddrescue on cdrom

JD jdp at algoloma.com
Thu Feb 23 18:10:22 EST 2012


Try a different drive.

In the future, you might want to include par2 files with the data. This isn't
foolproof, but it has helped me to recover 2 failing DVDs that were not
completely gone.



On 02/23/2012 03:08 PM, John Anderson wrote:
> I was trying to see if I could rescue anything off of a cd-r which shows up as
> blank when I attempt to read it. It supposedly has data on it and I can see the
> telltale color difference that implies that it was in fact written to.
> 
> I tried ddrescue-
> 
> /ddrescue  -b2048 /dev/sr0 traincdimage  traincdlogfile/
> 
> /
> Press Ctrl-C to interrupt
> Initial status (read from logfile)
> rescued:         0 B,  errsize:       0 B,  errors:       0
> Current status
> rescued:         0 B,  errsize:   3179 MB,  current rate:        0 B/s
>    ipos:     2148 MB,   errors:       1,    average rate:        0 B/s
>    opos:     2148 MB,     time from last successful read:    54.1 m
> Finished        /
> 
> This appears to be a complete fail.         
> Any comments? Running Mint 12.
> log file below.
> 
> 
> 
>  Rescue Logfile. Created by GNU ddrescue version 1.14
> # Command line: ddrescue -b2048 /dev/sr0 traincdimage traincdlogfile
> # current_pos  current_status
> 0x80170800     +
> #      pos        size  status
> 0x00000000  0xBD850000  -
>  


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