FWIW The "FREEMAIN RU,A=(R4), etc." will 'free' the storage at A=(R4), but will not free the page containing A=(R4) until *all* the GETMAINed storage in it has been FREEMAINed. A storage creep suggests that pages are being GETMAINed, but then not all storage in them being FREEMAINed.
On 02/05/2017 14:41, scott Ford wrote: > All: > > I have a STC written in Cobol V4.1 calling Assembler routines to perform > various RACF functions. I have a customer who is reporting seeing a storage > creep in subpool = 0 key 8. We use Subpool = 1 key 8 when we call IRRSEQ00 > (r_admin) call. We then issue a 'FREEMAIN', see below: > > > *---------------------------------------------------------------------* > * REGS PASSED TO FREEMAIN: R3=SUBPOOL R2=SIZE R4=ADDRESS > *---------------------------------------------------------------------* > FREEMAIN RU,A=(R4),SP=(R3),LV=(R2) FREE OLD BLOCK > > I know the Freemain is working, we did a test with an ABEND with a dump and > saw r15 = 0 and the above registers and they were correct. The twist here > is right before we call IRRSEQ00, we issue a > > MODESET KEY=ZERO,MODE=SUP > issue our call > MODESET KEY=NZERO,MODE=PROB > build output record and pass back to caller. > > I ran out STC and issue a RACF command and the issued a > 'DUMP COMM=(xxxxxxxx)' > Pulled it into IPCS...reviewing the dump I saw very little subpool = 0 > activity.. > > I am stumped here. We have a called scheduled with IBM. > > *IDMWORKS * > > Scott Ford > > z/OS Dev. > > > > > “By elevating a friend or Collegue you elevate yourself, by demeaning a > friend or collegue you demean yourself” > > > > www.idmworks.com > > scott.f...@idmworks.com > > Blog: www.idmworks.com/blog > > > > > > *The information contained in this email message and any attachment may be > privileged, confidential, proprietary or otherwise protected from > disclosure. If the reader of this message is not the intended recipient, > you are hereby notified that any dissemination, distribution, copying or > use of this message and any attachment is strictly prohibited. If you have > received this message in error, please notify us immediately by replying to > the message and permanently delete it from your computer and destroy any > printout thereof.* > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN > . > ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN
