On Mon, 10 Jun 2013 17:18:48 -0500, Barry Merrill wrote: >VBS Blocksize in dumped SMF data with RECFM=VBS,LRECL=32760,BLKSIZE=0 does NOT >produce interior same-sized blocks, as this small file from my DEV machine >shows: > > LENGTH FREQUENCY PERCENT > 15712 1 1.45 > 27995 2 2.90 > 27998 66 95.65 > >The 15712 was the last block, but other two blocks were interior blocks that >were not quite filled. I think I recall seeing similar values of up to 4 bytes >less than full blocksize when written to tape with BLKSIZE=32760. > You may have asked for 32760, but no block is even close to that; something appears to be overriding to half-track. In any case, your observation strongly contradicts DASDBILL2's (theoretical?) assertion. No I/O errors?
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