PMRM has HELP screens for each column in the display.
Type HELP on top line and put cursor on the Task Status column and hit Enter.
The list will show:
03 Help for Field - Task_Status This field lists the current status of the task. Possible values are:
WAIT Currently in a wait state ROLL In the process of a user requested rollback A/ROLL Automatic recovery is in control after abort ABEND Abending no database recovery being done READY Ready to dispatch NEW Just created, never been dispatched STAE A STAE program is in control RUN Currently executing WTMODE Waiting on MPMODE in a multitasking system