On Sat, 11 Nov 2023 21:44:51 -0600, Paul Gilmartin <paulgboul...@aol.com> wrote:

>Suppose I am writing with QSAM/BSAM to a UNIX file allocated
>RECFM=FB,LRECL=80,FILEDATA=BINARY,PATH=...
>Should I specify:
>o BLKSIZE=80 for minimum latency for other jobs doing "tail -f"?

z/OS Unix filesystems are linear datasets. Unless things have changed, BLKSIZE 
is ignored. LRECL is not stored and must be specified.

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