tapetools and VMS Backup tapes

Paul Koning pkoning at equallogic.com
Thu Oct 20 09:37:37 CDT 2005


>>>>> "Tim" == Tim Shoppa <Tim> writes:

 >> (1600 bpi), and some report a few hundred records of 16384, then a
 >> few at a smaller number, then more at 16384, etc.  I'd think there
 >> were some read problems, but the tape wasn't shoe-shining

 Tim> Are the "smaller sized" records 80 bytes, and have tape marks
 Tim> near them?  If so, these are the ANSI tape labels for volume
 Tim> start/end and saveset start/end.

 Tim> Even though you mount VMS BACKUP tapes /FOREIGN on a VMS system,
 Tim> they still have ANSI labels on them.

 Tim> If there are truly damaged records then the redundancy blocks
 Tim> (unless you turned them off) will help you.

True, provided they occur one at a time.  If you have two in a row,
you're likely to be in trouble.

       paul



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