Device management permits the user to obtain, by means of the NKDINF macro and the commands listed below, information about the resources currently assigned to his job, namely devices, volume characteristics, reservations, etc.
Using the operands of the NKDINF macro, the user can restrict the information output to certain device families, etc. The RECORD operand also offers a DSECT for the output area for each of the other operands in this macro.
The table below indicates the various NDM commands which can be used to request specific information.
Command | Information on |
|---|---|
SHOW-DEVICE-CONFIGURATION | System configuration |
SHOW-DEVICE-DEPOT | Assignment of tape devices to depots |
SHOW-DEVICE-STATUS | Device allocation and monitoring |
SHOW-DISK-DEFAULTS | Default values for disk parameters |
SHOW-DISK-STATUS | Disk allocations and parameters |
SHOW-MOUNT-PARAMETER | MOUNT specifications |
SHOW-RESOURCE-ALLOCATION | Resource allocations and outstanding operator actions |
SHOW-RESOURCE-REQUESTS | State of device queue and collector task |
SHOW-TAPE-STATUS | Tape allocation and monitoring |
The the "Commands" manual [3 (Related publications)] lists the meanings of the output columns produced by these SHOW commands.