On Tuesday 09 June 2009 08:27, Hunkeler Peter , KIUP 4 wrote: >>Of course the delay is due to a programmer error with the JCL.... > > ... which is a result of the fact that the operating system > doesn't offer a way to "delete, if present, then allocate new" in > one step, something like DISP=(RENEW,CATLG). This would have > avoided many of the unconditional IEFBR14s at the beginning of > jobs using DISP=(MOD,DELETE) to make sure data sets don't exist.
The CLEANUP utility (supplied in file 183 of the CBT tape) has been used for 20 years to delete data sets created in the rest of the job. IIRC, it has been used by programmers, and in production jobs. CLEANUP provides several functions, and can also invoke the RECALL utility to speed-up the HSM RECALL function. CLEANUP is described here: http://gsf-soft.com/Freeware/CLEANUP.shtml -- Gilbert Saint-Flour GSF Software http://gsf-soft.com/ ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: GET IBM-MAIN INFO Search the archives at http://bama.ua.edu/archives/ibm-main.html
