I checked that. There are *no* version-2 PDSEs involved in the problem. Thanks.
Karl -----Original Message----- From: IBM Mainframe Discussion List [mailto:[email protected]] On Behalf Of Lizette Koehler Sent: Friday, March 20, 2015 2:46 PM To: [email protected] Subject: Re: Intermittent, not consistently reproducible problems with PDSEs on z/OS V2R1 (incl. infrequent S0F4-20 RSN 1C0752EE ABENDs) You might also try making the PDS/Es a Version 2. Just to verify it is due to z/OS V2.1. V2 PDS/Es are available in z/OS V2.1 with the JCL statement DSNTYPE=(LIBRARY,2) or selection Version in the ISPF 3.2 panel. Might just add to the documentation of this issue. Lizette > -----Original Message----- > From: IBM Mainframe Discussion List [mailto:[email protected]] > On Behalf Of Vernooij, CP (ITOPT1) - KLM > Sent: Friday, March 20, 2015 6:41 AM > To: [email protected] > Subject: Re: Intermittent, not consistently reproducible problems with > PDSEs on z/OS V2R1 (incl. infrequent S0F4-20 RSN 1C0752EE ABENDs) > > Did you check the latest PTFs? > We discovered a PDSE problem 2 weeks ago, for which the PTF was only > made available a few weeks before. I don't have the details, but you > might find a hit on the abend/rsn codes. > > Kees. > > -----Original Message----- > From: IBM Mainframe Discussion List [mailto:[email protected]] > On Behalf Of Karl Henn > Sent: 20 March, 2015 14:03 > To: [email protected] > Subject: Intermittent, not consistently reproducible problems with > PDSEs on z/OS V2R1 (incl. infrequent S0F4-20 RSN 1C0752EE ABENDs) > > Hello, > > The description of the following "problem" (if you prefer to call it > such) sounds a little unusual, and the sample JCL looks - and is! - > trivial. I still kindly ask the world to please read it, and maybe try > it out. My primary goal is to make sure that I'm not simply just out of my > mind. > > Ever since we're running z/OS V2R1, complaints about alleged problems > with PDSEs were forwarded to me, sporadically. The error descriptions > were fairly fuzzy, ranging from intermittent S0F4-20 RSN 1C0752EE > ABENDs, problems with empty members, as well as incomplete copies of > PDSEs with IEBCOPY CC 00. Since none of the problems were really > consistently reproducible, I kind of just brushed away the issue for a while. > > The S0F4 ABENDs I could not ignore, though. The complaints didn’t > stop, either. So, in order to narrow down a possible problem, I > started experimenting - yielding a surprising result. > > Please take a look at the following JCL. Don’t laugh, but as simple as > it may look, it *sometimes* does not work. > > > //*------------------------------------------------------------------* > //DELETE EXEC PGM=IDCAMS,COND=(0,NE) > //SYSPRINT DD SYSOUT=* > //SYSIN DD DATA > DELETE <hlq>.TEST.PDSE#A1 NVSAM SCRATCH > DELETE <hlq>.TEST.PDSE#A2 NVSAM SCRATCH > SET MAXCC=00 > /* > //*------------------------------------------------------------------* > //ALLOC EXEC PGM=IEFBR14,COND=(0,NE) > //SYSPRINT DD SYSOUT=* > //PDSE#A1 DD DISP=(NEW,CATLG),DSN=<hlq>.TEST.PDSE#A1, > // RECFM=FB,LRECL=80,SPACE=(CYL,(1,1,1)),UNIT=SYSALLDA, > // DSNTYPE=LIBRARY > //PDSE#A2 DD DISP=(NEW,CATLG),DSN=<hlq>.TEST.PDSE#A2, > // RECFM=FB,LRECL=80,SPACE=(CYL,(1,1,1)),UNIT=SYSALLDA, > // DSNTYPE=LIBRARY > //*------------------------------------------------------------------* > //CRE#A1D EXEC PGM=IEBGENER,COND=(0,NE) //SYSPRINT DD SYSOUT=* > //SYSIN DD DUMMY > //SYSUT2 DD DISP=SHR,DSN=<hlq>.TEST.PDSE#A1(DUMMY) > //SYSUT1 DD DSN=NULLFILE,RECFM=FB,LRECL=80,DSORG=PO > //*------------------------------------------------------------------* > //CRE#A1Z EXEC PGM=IEBGENER,COND=(0,NE) //SYSPRINT DD SYSOUT=* > //SYSIN DD DUMMY > //SYSUT2 DD DISP=SHR,DSN=<hlq>.TEST.PDSE#A1(ZZZZ) > //SYSUT1 DD DATA > ###ZZZZ### > /* > //*------------------------------------------------------------------* > //COPY#A1 EXEC PGM=IEBCOPY,COND=(0,NE) //SYSPRINT DD SYSOUT=* > //SYSUT1 DD DISP=SHR,DSN=<hlq>.TEST.PDSE#A1 > //SYSUT2 DD DISP=SHR,DSN=<hlq>.TEST.PDSE#A2 > //SYSIN DD DUMMY > //*------------------------------------------------------------------* > // > > All steps usually end with CC 00. So far, so good. Everything as expected. > > However, if you BROWSE member ZZZZ in the two data sets involved, the > result is surprising, to say the least. > > BROWSE SYSADM.TEST.PDSE#A1(ZZZZ) > Command ===> > ******************************** > -------------------------------- > ###ZZZZ### > 777EEEE7774444444444444444444444 > BBB9999BBB0000000000000000000000 > -------------------------------- > > > BROWSE SYSADM.TEST.PDSE#A2(ZZZZ) > Command ===> > ******************************** > -------------------------------- > > 44444444444444444444444444444444 > 00000000000000000000000000000000 > -------------------------------- > > Even though IEBCOPY (in step COPY#A1) ended with CC 00, and target > member ZZZZ is *empty*. Even more intriguing: This *only* happens if > an empty member (DUMMY in my example) already exists in the source > PDSE, otherwise everything is fine and good. > > In my view, there are three possibilities. > > (1) I'm crazy. > > (2) In my 28 year as a Mainframe Systems Programmer, I somehow managed > to miss a crucial piece of information. > > (3) There is a bad bug somewhere. > > Once I can rule out No. 1 and No. 2, I might turn to IBM. > > Thanks a lot in advance, everybody! > > Best Regards > > Karl > ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
