Overview of SPCCNTRL statements

Statement	Function
BKPT	Interrupt the SPCCNTRL routine.
CHECK	Perform allocation checks for a public disk and checks for errored entries in the system catalog or VTOC area of a private disk.
DISPLAY	Direct output to SYSOUT, i.e. display on the screen in interactive mode.
END	Terminate the SPCCNTRL routine.
HELP	Provide supplementary information on one specific statement or output an overview of all SPCCNTRL statements.
LIST	Direct output to SYSLST.
MODIFY	Modify the SPCCNTRL default values.
PURGE	Remove “dead” space on public disks and delete catalog entries from the system catalog and from the VTOC area of a private disk.
TRACE	Locate and output blocks and entries in the system catalog and VTOC area of a private disk, or output any block of a disk.