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Enterprise Manager Fusion Middleware Control 11g Showing OPMN Components with Down Status After Java 7u131+ or Java 6u141+ or JRockit R28.3.13 (Doc ID 2229830.1)

Last updated on SEPTEMBER 14, 2018

Applies to:

Oracle Fusion Middleware - Version 11.1.1.2.0 to 11.1.1.7.0 [Release Oracle11g]
Enterprise Manager for Fusion Middleware - Version 11.1.1.2.0 to 11.1.1.7.0
Information in this document applies to any platform.

Symptoms

After updating Forms and Reports 11.1.2.2 with Java 7 update 131, Enterprise Manager Fusion Middleware Control (EM FMWc) is showing OHS as being down when OPMN has it up.

This will also happen on any 11.1.1.7-based environment where Java 7 update 131+, Java 6 update 141+, or JRockit R28.3.13 (JDK160_141) has been applied.

EM FMWc

From EM FMWc the issue will look like the following while OPMN shows Alive.

 

 

OPMN

The OPMN logs will show the following error (ORACLE_INSTANCE/diagnostics/logs/OPMN/opmn/opmn.log):

Has been stated that the error can be seen at 3 minute intervals.

 

DMS Spy

Non-J2EE Metrics can be found missing from the DMS Spy application(eg http://AdminServer.Host:Port/dms) as in the below picture. 

 

Changes

 The WLS JDK has be updated to use newer Java version(Java 7 update 131+, Java 6 update 141+, or JRockit R28.3.13+ (JDK160_141)). The Adminserver/FMWc/JDK is acting as the Client in this scenario communicating with OPMN, the Server.

Cause

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