These should clear automatically when the threshold is no longer crossed. Thanks, Finn From: oracle-l-bounce@xxxxxxxxxxxxx [mailto:oracle-l-bounce@xxxxxxxxxxxxx] On Behalf Of mek s Sent: Friday, July 15, 2011 12:14 PM To: oracle-l@xxxxxxxxxxxxx; oracle-rac@xxxxxxxxxxxxx Subject: Database Time Spent Waiting (%) In My RAC 11.2.0.2.2, I have the following warnings in the dba_outstanding_alerts, How to clean them? I don't have Diagnostic Pack licensed for this environment; it's a test environment; I just have a basic license REASON ---------------------------------------------------------------------------------------------------- METRIC_VALUE MESSAGE_TYPE TO_CHAR(CREATION_TIME,'DD-MON ------------ ------------ ----------------------------- HOST_ID ---------------------------------------------------------------------------------------------------- Metrics "Database Time Spent Waiting (%)" is at 34.11247 for event class "Concurrency" 34.1124716 Warning 15-JUL-2011 17:49:32 db03 Metrics "Database Time Spent Waiting (%)" is at 76.9712 for event class "Other" 76.9712048 Warning 15-JUL-2011 17:53:00 db02 >>> This e-mail and any attachments are confidential, may contain legal, >>> professional or other privileged information, and are intended solely for >>> the addressee. If you are not the intended recipient, do not use the >>> information in this e-mail in any way, delete this e-mail and notify the >>> sender. CEG-IP1