Hi,
Reference:
> From:         Chuck Swiger <cswi...@mac.com> 
> Date:         Fri, 29 Oct 2010 11:04:15 -0700 
> Message-id:   <3ca64aa4-0063-4207-8e72-4eb9396b5...@mac.com> 

Chuck Swiger wrote:
> On Oct 29, 2010, at 10:54 AM, Jason C. Wells wrote:
> > I have a back up DVD that I cannot mount.  dd won't read /dev/acd0  with an 
> > error "dd: /dev/acd0: Input/output error".    Tried dvdisaster but it can't 
> > find my drive. Any pointers you can offer in getting this data off this 
> > disc are greatly appreciated.
> 
> Try adding "bs=2048" or "bs=32768" to your dd line...?  Also, what does 
> "atacontrol list" say about your DVD drive?
> 

/usr/ports/sysutils/vobcopy 

useful on audio video content,  dont know about `normal' data.

Cheers,
Julian
-- 
Julian Stacey: BSD Unix Linux C Sys Eng Consultants Munich http://berklix.com
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