OpenTelemetry for Java Developers

This is the demo for my talk OpenTelemetry for Java Developers at JCON Europe 2023.

Slides

Google Slides.

Demo

Compile the Java code (requires Java 17):

./mvnw clean package

Run the monitoring backend:

cd docker-compose/
docker-compose up

Run the hello world application:

./hello-world-app.sh

Run the greeting service:

# The script lets you interactively choose the example
./greeting-service.sh

Generate traffic:

watch curl -s http://localhost:8080

Open Grafana on http://localhost:3000. Default user is admin with password admin.