DA Command - Display Active

Use this DA command to display the files active in the ESF system, including files opened for input or output processing, files being purged, files active on network printers, and so on.
spool
Use this DA command to display the files active in the ESF system, including files opened for input or output processing, files being purged, files active on network printers, and so on.
This command has the following format, without any operands:
DA