This keyword makes it an RRDS (as opposed to INDEXED for KSDS or NONINDEXED for ESDS) - **RECORDS(9999)** -- Allocates space for 9,999 record slots - **RECORDSIZE(80 80)** -- Fixed-length records of 80 bytes (average and maximum must be equal for RRDS) - **CONTROLINTERVALSIZE** -- The CI size affect