Check out Joe Hertvik's excellent article:
http://www.itjungle.com/tfh/tfh093002-story04.html
If interactive users are prohibited to be on the system during end of day, you might consider simply ending the interactive subsystem(s) before starting end of day processing, and re-starting it afterward. Operators will still be able to log onto the console and any other workstation configured to activate in QCTL.
ENDSBS QINTER *IMMED
STRSBS QINTER
- Gary Patterson