How to Allocating a Multi-volume Data Sets in JCL

Allocating a multi-volume data set

Example 1

//CUSTMAST DD DSNAME=MMA1.CUSTOMER.MASTER,DISP=(NEW,KEEP),

// UNIT=SYSDA,VOL=SER=(MVS300,MVS301,MVS302),

// SPACE=(CYL,(400,200))

Allocates a multi-volume uncataloged data set that uses DASD volumes MVS300, MVS301, and MVS302.

Example 2

//CUSTMAST DD DSNAME=MMA1.CUSTOMER.MASTER,DISP=(NEW,CATLG),

// UNIT=(SYSDA,3),SPACE=(CYL,(400,200))

Allocates a multi-volume cataloged data set that uses three DASD volumes chosen by the system.

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