Ok, we decided to just go with 3390 device characteristics, and also pdld is able to directly create an xmit of the executable now.
BFN. Paul. On Thu, 28 Aug 2025 16:32:56 -0500, Mike Schwab <[email protected]> wrote: >Devices with blocksizes under 32K have a feature called track overflow. >When it reaches the end of track the block is continued on the next track, >and the remainder after the last partial block is unused. > >Linkage editors will determine the remaining space on a track and write the >highest multiple of 1K that will fit. Compress in place object modules >reblock to 1KB multiples. > >I assume VB/FB members are reblocked by compress in place, but not sure. > >On Tue, Aug 26, 2025 at 7:22 AM Paul Edwards < >[email protected]> wrote: > >> On Tue, 26 Aug 2025 12:16:06 +0000, Seymour J Metz <[email protected]> wrote: >> >> >My recollection is that COPYMOD is only valid for DASD-DASD. >> >> I only need DASD to DASD. I only need to transport a single >> load module. >> >> And I (basically) have control over the linker (pdld) that will >> directly produce IEBCOPY (basically) format (artificially >> produce an unloaded load module). >> >> Load modules only exist in DASD, so that's not a problem. >> >> It will look like it has been unloaded from a DASD - but the >> type of DASD is up for grabs. >> >> Note that this already exists, but we're trying to clarify what >> the device characteristics should ideally be for general >> purpose use. I was thinking 1 record per track, 1 head and >> up to 65536 cylinders giving a maximum load module size >> of 384 MiB (with 6144-byte blocks), which is plenty. >> >> But the IEBCOPY manual has a different artificial device. >> But they have a different objective than transporting a >> single load module. >> >> BFN. Paul. >> >> ---------------------------------------------------------------------- >> For IBM-MAIN subscribe / signoff / archive access instructions, >> send email to [email protected] with the message: INFO IBM-MAIN >> > > >-- >Mike A Schwab, Springfield IL USA >Where do Forest Rangers go to get away from it all? > >---------------------------------------------------------------------- >For IBM-MAIN subscribe / signoff / archive access instructions, >send email to [email protected] with the message: INFO IBM-MAIN ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
