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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 NOVEMBER 30, 2020

Applies to:

Enterprise Manager for Oracle Database - Version 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.

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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