Wassim,

I have a 3575 library, Model L32, with 3 B-drives. ADSM uses variable
blocksize. Never had any problem ...

Ciao Mauro



> Hi everyone:
>
> We are  using ADSM 3.1.1.0 on IBM R50 machine running AIX 4.2.1 to
> backup our network servers. Everything was going  smooth and well for a
> long time until we decided to replace the 8mm tape drive with a Magstar
> MP 3570 Tape Subsystem.  For the last four months after that
> replacement, IBM CEs had been trying to fix all kind of errors that are
> generated on daily bases by the 3570.  The advise that I am seeking
from
> any user that have experience with ADSM and the above mentioned tape
> subsystem is the recommended block size setting for the 3570 tape
> drives.  Ours now is set to "0" which means variable length block size.
> Would that be O.K. or should it be set to some other value such as 512
> or 1024.  I appreciate it if anybody would like to share any experience
> with regard to dealing with errors generated by the 3570 MP as a tape
> subsystem to ADSM.
>
>
> regards,
> Wassim Hossari
> KFSH & RC