Looked in the MVS JCL User's Guide and found Parallel Mounting For some jobs, all requested volumes must be mounted before the data set can be used. For these jobs, request as many units as volumes or request parallel mounting by coding P in the UNIT parameter.
Now that I know about,I have used it and it works great. //SYSLIST DD SYSOUT=* //DD01 DD DSN=NFCPBEAR.B5I.EHRI.HSCU.SF50T,DISP=SHR // DD DSN=NFCPBEAR.B5I.EHRI.HSCG.SF50T,DISP=SHR // DD DSN=NFCPBEAR.B5I.EHRI.DJIN.SF50T,DISP=SHR //DD01O DD DSN=NFCPPARA.B5I.EHRI.HS00.SF50.XMLT, // DISP=(,CATLG,DELETE),UNIT=(3390,P),DSNTYPE=LARGE, // DCB=(NFCP.PRODMODL,DSORG=PS,RECFM=FB,LRECL=200,BLKSIZE=0), // SPACE=(CYL,(4369,4369),RLSE),VOL=(,,,7) //DD01RL DD DSN=NFCP.PRODSPEC,DISP=SHR //SYSIN DD DSN=NFCP.PRODSPEC(FAEOPF02),DISP=SHR I only needed for large multi-volume files. -----Original Message----- From: IBM Mainframe Discussion List [mailto:[email protected]] On Behalf Of Shmuel Metz (Seymour J.) Sent: Saturday, February 08, 2014 6:48 PM To: [email protected] Subject: Re: Large Multi-Volume Physical Sequential allocation question In <[email protected]>, on 02/07/2014 at 06:52 PM, Lizette Koehler <[email protected]> said: >So according to the JCL Reference manual, the P will be ignored for >DASD. No. -- Shmuel (Seymour J.) Metz, SysProg and JOAT ISO position; see <http://patriot.net/~shmuel/resume/brief.html> We don't care. We don't have to care, we're Congress. (S877: The Shut up and Eat Your spam act of 2003) ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN This electronic message contains information generated by the USDA solely for the intended recipients. Any unauthorized interception of this message or the use or disclosure of the information it contains may violate the law and subject the violator to civil or criminal penalties. If you believe you have received this message in error, please notify the sender and delete the email immediately. ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
