On Tue, 28 Aug 2012 14:31:34 +0200, Vernooij, CP - SPLXM wrote: >We use it for datasets allocated to SYSUDUMP etc. It allocates 0 tracks until >the moment a dump has to be written, if any. > I used it in the past for passed temporary data sets to circumvent the problem of a subsequent step's reading residual data in case the earlier step never opened it for output.
Don't rely on this with VIO! I did once and it exhausted page space. >"Ron Hawkins" <[email protected]> wrote: >> >> I've used it for datasets that are only opened and written to on a weekly or >> monthly basis. The secondary extents are allocated and used when anything is >> written. -- gil ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
