Bingo. We've had VIO=YES forever. We're revisiting our entire ICEMAC usermod ASAP. Thanks!
. . JO.Skip Robinson SCE Infrastructure Technology Services Electric Dragon Team Paddler SHARE MVS Program Co-Manager 626-302-7535 Office 323-715-0595 Mobile jo.skip.robin...@sce.com From: David Betten <bet...@us.ibm.com> To: IBM-MAIN@bama.ua.edu Date: 05/06/2012 02:53 PM Subject: Re: Confused on DFSORT SORTWK Sent by: IBM Mainframe Discussion List <IBM-MAIN@bama.ua.edu> DFSORT should be allocating as large format. Do you have VIO=YES as your default. That might be preventing DFSORT from allocating as large format. Have a nice day, Dave Betten DFSORT Development, Performance Lead IBM Corporation email: bet...@us.ibm.com DFSORT/MVSontheweb at http://www.ibm.com/storage/dfsort/ IBM Mainframe Discussion List <IBM-MAIN@bama.ua.edu> wrote on 05/06/2012 02:55:53 PM: > From: Skip Robinson <jo.skip.robin...@sce.com> > To: IBM-MAIN@bama.ua.edu, > Date: 05/06/2012 02:57 PM > Subject: Re: Confused on DFSORT SORTWK > Sent by: IBM Mainframe Discussion List <IBM-MAIN@bama.ua.edu> > > (Reconstructing thread from archive) > > I read the posts in this thread but deleted them because they were not > immediately pertinent to our shop. Then last night I got woke up with a > similar problem. The default DYNALLOC setting of 3 was insufficient to > complete a sort involving an unusually large input. We got > > ICE083A D RESOURCES WERE UNAVAILABLE FOR DYNAMIC ALLOCATION OF WORK DATA > SETS (064K) <--------- > ICE753I FWK=(0,0) SWK=(0,0) TWK=(0,0) RWK=(0,0) TOTAL=(0,0) BLK=56600 > ICE248I ATTEMPTED TO ALLOCATE 19389MB OF DISK WORK SPACE ON 3 WORK DATA > SETS > ICE249I SUCCESSFULLY ALLOCATED 0MB OF DISK WORK SPACE ON 0 WORK DATA SETS > > > (Last line is probably the world's most disappointing 'success' message > ever.) In researching the problem, I read that DFSORT for some time has > been capable of using large or extended format data sets so that the 64K > limit flagged in ICE083A does not apply. What is required to induce DFSORT > to use modern work data sets for dynamic allocation? > > . > . > JO.Skip Robinson > SCE Infrastructure Technology Services > Electric Dragon Team Paddler > SHARE MVS Program Co-Manager > 626-302-7535 Office > 323-715-0595 Mobile > jo.skip.robin...@sce.com > > Just to clarify, DFSORT can cetrainly use more than the 1st extent, it > just > can't use multiple volumes. As long as DSNTYPE=LARGE is coded on the DD > statement, each of the SORTWK DDs should be able to use multiple extents. > Since a 3390-9 has a capacity of 10,017 cylinders, you should be able to > get 3 extents of 3335 cylinders on each work data set if the volumes are > empty. > > > From: Neil Duffee <nduf...@uottawa.ca> > > To: IBM-MAIN@bama.ua.edu, > > Date: 05/01/2012 03:14 PM > > Subject: Re: Confused on DFSORT SORTWK > > Sent by: IBM Mainframe Discussion List <IBM-MAIN@bama.ua.edu> > > > > In addition to all the other responses you got regarding DynAlloc, I > > wanted to add the nudge that DFSORT only uses the **1st** extent in > > SortWk DD statements. Thus, SPACE=(CYL,(3335,3335)) is the same as > > SPACE=(CYL,3335) which, in your example, only got you 10*'3335 > > cylinders or the equivalent to 10 mod-3s. So you'd need to have 27 > > DD statements to use your entire pool. > > ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@bama.ua.edu with the message: INFO IBM-MAIN