Crash Recovery utility
Use this utility to clear user sessions for all users except the user running
this utility, unlock all locked functions and journals, and clear two DC parameters.
You do not need to run this utility following a database server crash. The functions of this utility are performed automatically when the database server is rebooted.
Note: Any users still logged in are kicked out of the
system when you run this utility. DO NOT run this utility against a database
that is still being accessed by users.