Weblogic agent not sending metrics to APM

Products

• CA Application Performance Management (APM / Wily / Introscope)

Issue/Introduction

Weblogic agent not sending metrics to APM, the Agent logs shows the following exception:

[ERROR] [IntroscopeAgent.WeblogicInfra] 
java.net.MalformedURLException: Unsupported protocol: t3
    at java.management/javax.management.remote.JMXConnectorFactory.newJMXConnector(Unknown Source)
    at java.management/javax.management.remote.JMXConnectorFactory.connect(Unknown Source)
    at com.ca.agent.extensions.weblogic.WeblogicMonitor.initConnection(WeblogicMonitor.java:115)
    at com.ca.agent.extensions.weblogic.WeblogicMonitor.publishMetrics(WeblogicMonitor.java:842)
    at com.ca.agent.extensions.weblogic.WeblogicMetricCollector.run(WeblogicMetricCollector.java:33)
    at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
    at java.base/java.util.concurrent.FutureTask.runAndReset(Unknown Source)
    at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(Unknown Source)
    at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
    at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
    at java.base/java.lang.Thread.run(Unknown Source)

Environment

Release : 23.2

Cause

MIssing wljmxclient.jar, and wlclient.jar into the AGent folder.

Resolution

Add the missing Jars to the LIB directory from Agent folder, follow the steps:

1. Navigate to the directory where the WebLogic Server is installed.
2. Copy the wljmxclient.jar, wlclient.jar files in the <WL_HOME>\lib\ directory. <WL_HOME> is the WebLogic Server installation directory.
3. Navigate to the directory where the WebLogic Monitor is installed.
4. Paste the wljmxclient.jar, wlclient.jar files to the <APMIA_Home>/lib/ directory. <APMIA_Home> is the Infrastructure Agent installation directory.

Additional Information

https://techdocs.broadcom.com/us/en/ca-enterprise-software/it-operations-management/dx-apm-agents/SaaS/infrastructure-agent/Weblogic-Infra-Monitoring/Download-and-Install-the-Weblogic-Monitor.html