On Sun, 19 Jul 2015 06:53:29 -0700 Charles Mills <[email protected]> wrote:
:>The ENQ is for the same resource name in all jobs? Yes. The GTF trace show that the ENQs were serialized. I did not include an IO trace - that will be the next step. :>Frankly if it were my code I would look for some basic programmer "oops." :>The pseudo-code below is obviously bulletproof, and it's hard for me to :>picture that a simple ENQ is not working as advertised, or that CLOSE would :>fail to flush everything to disk. That is why I did GTF. :>-----Original Message----- :>From: IBM Mainframe Discussion List [mailto:[email protected]] On :>Behalf Of Binyamin Dissen :>Sent: Sunday, July 19, 2015 6:08 AM :>To: [email protected] :>Subject: BPAM issue :> :>I have code that does the following: (against a standard PDS) :> :> ENQ :> OPEN :> BLDL :> POINT TTR :> READ :> CHECK :> WRITE (in place) :> CHECK :> STOW R (changing some directory info of the rewritten member)) :> CLOSE :> DEQ :> :> :>When running single threaded, works fine. :> :>When running in multiple concurrent jobs, it appears that sometimes the STOW :>data is lost. :> :>GTF trace shows that the code is operating properly. :> :>What might II be missing? :> :>---------------------------------------------------------------------- :>For IBM-MAIN subscribe / signoff / archive access instructions, :>send email to [email protected] with the message: INFO IBM-MAIN -- Binyamin Dissen <[email protected]> http://www.dissensoftware.com Director, Dissen Software, Bar & Grill - Israel Should you use the mailblocks package and expect a response from me, you should preauthorize the dissensoftware.com domain. I very rarely bother responding to challenge/response systems, especially those from irresponsible companies. ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
