EM 13.2 False Alerts on Ora.diskmon and Ora.ons "ora.diskmon has 1 instances in OFFLINE State"
(Doc ID 2396133.1)
Last updated on MAY 17, 2018
Applies to:Enterprise Manager for Oracle Database - Version 184.108.40.206.0 and later
Information in this document applies to any platform.
After upgrading the EM from 12c to 13.2, HAS targets generating the following alerts.
Target type=Oracle High Availability Service
Message=ora.diskmon has 1 instances in OFFLINE State
For 12c releases, we can use the steps given in the following document to avoid these alerts.
EM 12c: How to Disable Diskmon and ONS Monitor from Enterprise Manager 12c Cloud Control to Stop Notifications: Message=ora.diskmon has 1 instances in OFFLINE State (Doc ID 2060296.1)
But these steps do not help for 13.2
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