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EM13c : Navigating To Targets --> Databases Frequently Results "No Databases Found" (Doc ID 2729366.1)

Last updated on NOVEMBER 17, 2020

Applies to:

Enterprise Manager for Oracle Database - Version 13.3.2.0.0 and later
Information in this document applies to any platform.

Symptoms

In Enterprise Manager (EM) Cloud Control, trying to navigate to the databases page using Targets --> Databases gives "No Databases Found".

Error stack observed from <EM_INSTANCE_HOME>/em/EMGC_OMS1/sysman/log/emoms.trc file:

2020-11-16 16:29:32,003 [[ACTIVE] ExecuteThread: '113' for queue: 'weblogic.kernel.Default (self-tuning)'] ERROR model.DBListQueryManager logp.251 - Caught Exception : java.sql.SQLException: ORA-04036: PGA memory used by the instance exceeds PGA_AGGREGATE_LIMIT
ORA-06512: at "SYSMAN.DB_LIST", line 101
ORA-06512: at line 1
2020-11-16 16:34:59,619 [[ACTIVE] ExecuteThread: '36' for queue: 'weblogic.kernel.Default (self-tuning)'] ERROR model.DBListQueryManager logp.251 - Caught Exception : java.sql.SQLRecoverableException: ORA-00028: your session has been killed

Cause

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In this Document
Symptoms
Cause
Solution


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