Most PS files can be allocated with partial release and space constraint relief. I make that the default and provide classes to allow override for the exceptions. PDS are usually not good candidates for partial release.
> -----Original Message----- > From: IBM Mainframe Discussion List [mailto:IBM-MAIN@bama.ua.edu] On > Behalf Of ibmnew > Sent: Wednesday, April 20, 2011 10:43 PM > To: IBM-MAIN@bama.ua.edu > Subject: PARTIAL RELEASE and Space Constraint Relief > > Dear all > > The application programmers in our shop always allocate many big > datesets(PS,PDS,VSAM),but they only use <10% space oF the datasets. > > I want to release the spaces that aren't used by SMS . > > Could you tell me how to do it? > > I wonder what situations we need to use Space Constraint Relief in > DC and PARTIAL RELEASE in MC? > > Any suggestions is greatly appreicated! > > Thanks a lot! > > Best Regards, > > Jason Cai > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to lists...@bama.ua.edu with the message: GET IBM-MAIN INFO > Search the archives at http://bama.ua.edu/archives/ibm-main.html ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@bama.ua.edu with the message: GET IBM-MAIN INFO Search the archives at http://bama.ua.edu/archives/ibm-main.html
