OMVSDATA COMMUNICATIONS SUMMARY subcommand output
This report displays information about pseudo terminal user connections
and OCS remote terminal connections. Fields displayed in the pseudo
terminal section of the report include:
- Dev Minor
- The device minor number assigned to the terminal file.
- State
- The open or closed status of the master and subordinate pseudo terminals.
- FG PGID
- The foreground process group ID.
- Session ID
- The session ID of the controlling terminal.
- Slv Opn Cnt
- The number of opens for the subordinate file.
- Input Queue Size
- The number of characters on the input queue.
- Output Queue Size
- The number of characters on the output queue.
- Mst Rd
- The number of master read requests in progress.
- Mst Wrt
- The number of master write requests in progress.
- Mst Drn
- The number of master drain requests in progress.
- Mst Sel
- The number of master select requests in progress.
- Slv Rd
- The number of subordinate read requests in progress.
- Slv Wrt
- The number of subordinate write requests in progress.
- Slv Drn
- The number of subordinate drain requests in progress.
- Slv Sel
- The number of subordinate select requests in progress.
If the OCS is active, then additional fields in the report include:
- TBM Host Name
- The name of the terminal buffer manager (TBM) connection.
- TBM Flags
- IBM® may request this information for diagnostic purposes.
- Dev Minor
- The device minor number of the terminal file.
- State
- The open or closed status of the remote terminal.
- FG PGID
- The foreground process group ID.
- Session ID
- The session ID of the controlling terminal.
- Reply/Wait Queue Size
- The number of syscall requests that have been sent to the OCS, and are waiting for a reply.
- Background Read/Write Queue Size
- The number of syscalls that have issued a background read or write and are stopped, waiting to be placed in the foreground.
- Select Queue Size
- The number of selects in progress.