Jaeger Has a Free Distributed Tracing Platform for Monitoring Microservices

#jaeger #observability #devops #opensource

Jaeger is an open-source distributed tracing platform, originally developed at Uber. It helps you monitor and troubleshoot transactions in complex distributed systems.

What You Get for Free

Distributed tracing — follow requests across services
Root cause analysis — find slow or failing services
Service dependency graph — visualize architecture
Performance optimization — identify bottlenecks
OpenTelemetry compatible — standard instrumentation
Multiple storage backends — Cassandra, Elasticsearch, Kafka

Quick Start

docker run -d --name jaeger -p 16686:16686 -p 4318:4318 jaegertracing/all-in-one

UI at http://localhost:16686.

Send Traces (OpenTelemetry)

const { NodeSDK } = require('@opentelemetry/sdk-node');
const { OTLPTraceExporter } = require('@opentelemetry/exporter-trace-otlp-http');

const sdk = new NodeSDK({
  traceExporter: new OTLPTraceExporter({ url: 'http://localhost:4318/v1/traces' }),
});
sdk.start();