On Sun, 16 Jun 2024 21:07:59 -0500 Paul Gilmartin <[email protected]> wrote:
:>On Mon, 17 Jun 2024 01:19:27 +0000, Seymour J Metz wrote: :>>If you have to unload to 3330, then use BLKSIZE=13030 for SYSLMOD; IEBCOPY doesn't support COPYMOD reblocking for load/unload. :>Has everyone noticed what a grievous design/philosophical blunder IBM :>committed by exposing device characteristics to users? The data should :>appear identical to the user whether they are on a 3330, 339o, 3420-6, :>cards, ... and it should be up to the OS to decide how to put them there. :>OK. You can't backspace a card punch, but most restrictions beyond :>that are gratuitous. Didn't it allow for much better performance by allowing timing the heads to the next logical block/track (which would not be the next physical block/track).? -- Binyamin Dissen <[email protected]> http://www.dissensoftware.com Director, Dissen Software, Bar & Grill - Israel ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
