Hi Neil, I haven't personally tried. But since kafka-native contains not really a Java application, but a GraalVM-compiled native application, it doesn't support Java agents.
Best, Ivan On Thu, Aug 8, 2024, at 22:36, Neil Buesing wrote: > I am attempt to set javaagents for the kafka-native image (like I have done > with the confluent kafka images) > > However, the following: > > KAFKA_OPTS: > -javaagent:/opt/jmx_prometheus/jmx_prometheus_javaagent.jar=7071:/opt/jmx_prometheus/kafka-config.yml > -javaagent:/opt/jmx_prometheus/jolokia-jvm.jar=port=7072,host=* > > results in > > ksd-controller-0 | usage: kafka-docker-wrapper start [-h] --config CONFIG > ksd-controller-0 | kafka-docker-wrapper: error: unrecognized > arguments: '-javaagent: > ksd-controller-0 | /opt/jmx_prometheus/jmx_prometheus_javaagent.jar=7071: > ksd-controller-0 | /opt/jmx_prometheus/kafka-config.yml' > > in looking at the code, $KAFKA_OPTS is at the end of the script, but > `-javaagent` must appear before any -jar operand. > > I believe this was changed as a result of the native image start > `/opt/kafka/kafka.Kafka`, so I have tried to look at the /docker folder > within the repository to see if there is a different environment variable > that would work instead, but no luck. > > I have tried JAVA_TOOLS_OPTIONS and _JAVA_OPTIONS hoping there was a way to > get the global variables (that I know of) to work -- but again, no luck. > > Thanks, > > Neil >
