"Unknown Host" and "Unknown IP Address" from AWS tomcat monitored by APM Java agent

Products

• DX Application Performance Management
• DX APM SaaS

Issue/Introduction

We are getting "Unknow Host" on APM agent which is installed on Tomcat Server (AWS EC2 instance running on Amazon Linux OS)

We also see that it is reporting Host:IP Address Unknown IP Address

Environment

• DX APM 10.*
• DX APM 2*

Cause

Unsupported environment:

         Based on APM Compatibility Guide  "Amazon Linux OS" is not a certified OS.

 

Resolution

Workaround:

Add the following property int the <AGENT-HOME>/core/config/IntroscopeAgent.profile to explicitly set the hostname of the AppServer machine hostname.

introscope.agent.hostName=

Additional Information

Techdocs - Java Agent properties