Here is example JCL that can be used in place of SAMPJCL(AW003ALU)
//JOBCARD
//*
//*-------------------------------------------------------------------*
//* Allocate the HFS files *
//*-------------------------------------------------------------------*
//*
//ALLOCHFS EXEC PGM=IEFBR14
//HFS1 DD DSN=USSFSHLQ.CCSHFS.HFS,
// DISP=(NEW,CATLG,DELETE),UNIT=3390,
// DSNTYPE=HFS,SPACE=(CYL,(225)),
// VOL=SER=xxxxxx,DCB=DSORG=PO
//HFS2 DD DSN=USSFSHLQ.CEG1HFS1.HFS,
// DISP=(NEW,CATLG,DELETE),UNIT=3390,
// DSNTYPE=HFS,SPACE=(CYL,(125)),
// VOL=SER=xxxxxx,DCB=DSORG=PO
//*
In the following job, SAMPJCL(AW006MKD), make the following change and addition to the steps that MOUNT each filesystem.
Change ---> TYPE(ZFS)
Addition -> PARM('AGGRGROW')