How to Issue Mainframe Display Commands on the Console and SDSF: IBM z/OS Examples
Here are 8 mainframe console display commands commonly
used in IBM z/OS environments:
D A,L - Display active jobs and their status.
D R,L - Display outstanding operator requests.
D U,,,ALL - Display status of all units (devices).
D M=CPU - Display CPU status and utilization.
D GRS,ALL - Display global resource serialization status.
D SMF,O - Display System Management Facility options.
D ASM,ALL - Display all address space information.