Introduction

Version1.dev (preview) 2.11 (latest) 1.74 (latest)

Welcome to Jaeger’s documentation portal! Below, you’ll find information for beginners and experienced Jaeger users.

If you cannot find what you are looking for, or have an issue not covered here, we’d love to hear from you.

If you are new to distributed tracing, please take a look at the Related Links section below.

About

Jaeger is a distributed tracing platform released as open source by Uber Technologies. With Jaeger you can:

Monitor and troubleshoot distributed workflows
Identify performance bottlenecks
Track down root causes
Analyze service dependencies

Uber published a blog post, Evolving Distributed Tracing at Uber, where they explain the history and reasons for the architectural choices made in Jaeger. Yuri Shkuro, creator of Jaeger, also published a book Mastering Distributed Tracing that covers in-depth many aspects of Jaeger design and operation, as well as distributed tracing in general.

Features

OpenTracing-inspired data model
OpenTelemetry compatible
Multiple built-in storage backends: Cassandra, Elasticsearch and in-memory
Community supported external storage backends via the gRPC plugin: ClickHouse
System topology graphs
Adaptive sampling
Service Performance Monitoring (SPM)
Post-collection data processing

See Features page for more details.

Technical Specs

Backend components implemented in Go
React/Javascript UI
Supported storage backends:
- Cassandra 3.4+
- Elasticsearch 7.x, 8.x
- Badger
- Kafka - as an intermediate buffer
- memory storage
- Custom backends via Remote Storage API