> As part of a data conversion project, we are trying to create a tape that
>  an
> IBM MVS
> system can read.  Tape specs call for a labelled tape written with
variable
> length
> records, e.g. 77 to 840 bytes.
>
> We have created a variable-length flat file on our 3000, shown as
follows:
>
>         :FILE SIG080T1;REC=-840,38,V,ASCII;...
>
>
> which the file system (MPE/iX C.50.00) displays in LISTF as:
>
>         FILENAME  CODE  ------------LOGICAL RECORD-----------
----SPACE----
>                   SIZE  TYP        EOF      LIMIT R/B  SECTORS #X MX
>
> SIG080T1        31994B  VA         732     100000   1     2048  4  *
>
>
[snip]
 
It is not a labelled tape problem, variable length records are always
blocked at 1 record per block (disk or tape), no matter what blocking
factor you give it.
 
 
Doug Werth [[log in to unmask]]
Beechglen Development Inc.
(513) 922-0509