On Thu, Aug 7, 2008 at 5:25 PM, Steven Backus
<backus AT whimsy.med.utah DOT edu> wrote:
> FAQ:Why can I write new labels to my tapes but can't read the old ones?
>
> Check your blocksize.  This behavior occurs when the tape unit is
> set to have a particular block size (that may not match at read
> time what was used to write a tape).

Looks good:
  
http://wiki.zmanda.com/index.php/FAQ:Why_can_I_write_new_labels_to_my_tapes_but_can%27t_read_the_old_ones%3F

Are there more details to add?  The 'mt' invocations in rc.conf may be
helpful to others, for example.

Dustin

-- 
Storage Software Engineer
http://www.zmanda.com