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OnCommand Unified Manager did not send expected alerts

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Applies to

  • OnCommand Unified Manager (UM)
  • Active IQ Unified Manager 9.5 and 9.6

Issue

  • Expected alerts are missing or alerts are coming in intermittently
  • old alerts are not obsolteted and seen as false alerts
  • Looking at the Configuration -> Cluster Data Sources and the Operation End Time no polls have completed for over 15 minutes
  • Memory usage on the server is very high
  • Errors similar to the following appear in the server_mega.log:

2020-03-01 01:54:25,921 ERROR [default task-15] c.o.s.s.s.OriginatorUpdateSessionEJB (OriginatorUpdateSessionEJB.java:148) - Failed in processing xml for originId: 20, dataSourceName: null: com.netapp.oci.platform.common.table.TableException: Failed to execQuery: SELECT ds.* FROM acquisition.ds ds, acquisition.originator o WHERE ds.id=o.ds_id AND o.id=20 ...
Caused by: java.sql.SQLException: Connection is closed

 

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