ESP/3000 Un-install Instructions for MPE/iX through 7.5
Step 1. Stop the ESP Data Collector.
Wait for console message that says ESP Shutdown is Complete
Step 2. Remove the entry STREAM ESPINITJ.PUB.ESP from the file SYSSTART.PUB.SYS using your favorite editor.
Step 3. Purge the ESP account with the command