Select the work processes and statuses for which you want to display more information. You can also display information on specific programs and users.
Choose the desired work process type.
Select the work process status that you are interested in.
Use this option to select long-running work processes.
Use this option to select requests for specific transactions.
Use this option to select specific ABAP programs.
You can investigate potential specific causes of a problem. If you suspect that a particular user is blocking work processes, enter the name of the program or user, then select Continue to filter the information.
More information:
Displaying Detailed Work Process Information