On Thu, 2 Jul 2009 14:30:37 -0500, Michael R. Mayne wrote: > >HSM may expire and delete VSAM data sets because of an invalid creation >date caused by a DSS RESTORE or HSM RECALL/RECOVER of a VSAM data sets. >This occurs after the application of PTF's UA46732/UA47067 for z/OS 1.8 >or PTF's UA46733/UA47068 for z/OS 1.9 when DFSMSdss alters the creation >date of the VSAM data set to an incorrect date (e.g. 1901.921 or >something similarly invalid). > More subtle might be the possibility that DFSMSdss alters the creation date to something valid but incorrect (however implausible) such as 1956.025.
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