On Thu, 19 Jan 2012 17:37:12 -0600, Joel C. Ewing wrote: >On 01/19/2012 02:55 PM, Paul Gilmartin wrote: >> On Thu, 19 Jan 2012 11:09:27 -0800, Schwarz, Barry A wrote: >> >> Someone might be failing to issue a DISConnect or RELEASE. >> >> (It's not at all clear to me why this problem shouldn't occur similarly >> with a classic PDS.) >> >... >How could this be an issue with the classic PDS? Surely the "connection >to members" concept doesn't exist for a traditional PDS, as old member >data can only be eliminated by completely reorganizing, compressing the >PDS. With no re-use of deleted-member space, there is no need for a >special mechanism to prevent over-write of a deleted member while some >other task is still reading the now-deleted version of the member. > The issue reported by the OP wasn't that a member was overwritten; the issue was that the data set ran out of space.
Conceptually, any user who has done a BLDL and saved the TTR has a connection to the member. PDSE merely formalized the process. -- gil ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
