In response to the SET IOS=xx or SETIOS command, the system displays this message.
If NOT RUNNING appears in the message text, the system does not monitor devices. If NOT UPDATED appears, the system continues to monitor devices.
Use the DISPLAY command to determine the state of the missing interrupt handler (MIH). Notify the system programmer.
Search problem reporting databases for a fix for the problem. If no fix exists, contact the IBM® Support Center.
Input/output supervisor (IOS)