Found the following messages in agent log.
[WARN] [IntroscopeAgent.Agent] Dynamic Instrumentation is not available for the agent. Please make sure that the Dynamic Instrumentation module is deployed as agent extension.
What is this warning meaning?
This warning means that Dynamic Instrumentation is not available.
Generally this warning appears when an error appears by setting of Instrumentation or when introscope.agent.deep.instrumentation.enabled=false (the agent does not instrument deep visibility components).