On Fri, 27 Mar 2009 15:21:20 -0500, Tom Marchant <m42tom-
[email protected]> wrote:

>...
>If there is a block size coded in the DCB macro (or FD), that is the 
>block size that will be used.  JCL will not override it.  Neither will 
>the label or the DSCB.
>...

It's worth remembering something said much earlier in this thread,
though.  The resulting BLKSIZE and the size of the written blocks 
may not be the same - may have nothing to do with each other.  It
really depends on the drive and controller.

Pat O'Keefe 

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