Short presentation on OpenTelemetry in general: Observability 2.0 vs OpenTelemetry

• Manual instrumentation: write a simple application which creates logs, metrics and traces using the OpenTelemetry libraries

• For autoinstrumentation please take a look at Spring PetClinic demo at the end of the workshop

• Core and contrib
• Custom / vendor provided

• Basics
• Receivers
• Processors
• Exporters
• Extensions
• Service
• Telemetry
• Environment variables

• Health Check
• zPages
• Other extensions:
  • OpenTelemetry Collector extensions
  • OpenTelemetry Collector Contrib extensions

• Logs, metrics and traces
  • OTLP
• Logs
  • Filelog
  • Syslog
• Metrics
  • Host Metrics
  • Docker Stats
  • Simple Prometheus
  • Redis
• Traces
  • Zipkin, Jaeger
• Other receivers:
  • OpenTelemetry Collector receivers
  • OpenTelemetry Collector Contrib receivers

• Memory Limiter
• Filter
• Resource Detection
• Resource
• Attributes
• Metrics Transform
• Transform
• Tail Sampling
• Other processors:
  • OpenTelemetry Collector processors
  • OpenTelemetry Collector Contrib processors

• File
• OTLP
• Load balancing
• Prometheus
• Other exporters:
  • OpenTelemetry Collector exporters
  • OpenTelemetry Collector Contrib exporters

• Prerequisites
• Sumo Logic OpenTelemetry Collector
• The Coffee Bar
• Pet Clinic