Issue: Approximately every 20 seconds, Essbase shows an error that resembles this one, which indicates that OPMN cannot ping Essbase after Oracle Process Manager and Notification Server is restarted.
[Thu Mar 11 18:00:04 2010]Local/ESSBASE0///Info(1056704) Received OPMN Ping Request [Thu Mar 11 18:00:04 2010]Local/ESSBASE0///Info(1056705) Sent the Response to OPMN Ping
Solution: Close and restart Essbase.