• SRE
• Tools

SRE/Tools

• SRE/OtelOpenTelemetry

• 2026 Training - https://csfoundations.cs.aalto.fi/en/courses/designing-and-building-scalable-web-applications/part-6/3-lgtm-stack

  # DockerCompose compose.yaml
  #   grafana localhost:3000 admin:admin
  #
    lgtm:
      image: grafana/otel-lgtm:0.8.6
      ports:
        - "3000:3000"
        - "4318:4318"

  • Test with deno demo app

    • Dockerfile

      FROM denoland/deno:alpine-2.2.3
      WORKDIR /app
      COPY deno.json .
      RUN DENO_FUTURE=1 deno install
      COPY . .
      CMD [ "run", "--allow-env", "--allow-net", "--allow-read", "--unstable-otel", "--watch", "app-run.js" ]

    • project.env

      OTEL_DENO=true
      OTEL_EXPORTER_OTLP_ENDPOINT=http://lgtm:4318
      OTEL_SERVICE_NAME=deno_server