## Apache RocketMQ – Trillion Messaging in Practice 周新宇(花名：尘央)   MCS, has rich experience in distributed system design and performance tuning, especially in messaging system, cloud computing, etc. Software craftsman, engineer at alibaba. Open source fanatic, Apache vendor-neutral open standard for distributed messaging and streaming OpenMessaging, which includes the establishment of industry guidelines and messaging, streaming specifications to provide a common

Contents Introduction 1.1 Legal Notice 1.2 Preface 1.3 Project Info 1.4 Versions 1.5 Messaging Concepts 1.6 Architecture 1.7 Using the Server 1.8 Upgrading 1.9 Address Model 1.10 Protocols high performance, clustered, asynchronous messaging system. - Apache ActiveMQ Artemis is an example of Message Oriented Middleware (MoM). For a description of MoMs and other messaging concepts please see see the Messaging Concepts. Why use Apache ActiveMQ Artemis? Here are just a few of the reasons: - 100% open source software. Apache ActiveMQ Artemis is licensed using the Apache Software License v 2

Contents Introduction 1.1 Legal Notice 1.2 Preface 1.3 Project Info 1.4 Versions 1.5 Messaging Concepts 1.6 Architecture 1.7 Using the Server 1.8 Upgrading 1.9 Address Model 1.10 Protocols high performance, clustered, asynchronous messaging system. - Apache ActiveMQ Artemis is an example of Message Oriented Middleware (MoM). For a description of MoMs and other messaging concepts please see see the Messaging Concepts. Why use Apache ActiveMQ Artemis? Here are just a few of the reasons: - 100% open source software. Apache ActiveMQ Artemis is licensed using the Apache Software License v 2

.... 2 2. Why use Apache ActiveMQ Artemis? ..... 3 3. Messaging Concepts ..... 4 3.1. General Concepts ..... 4 3.2. Messaging styles ..... 4 3.3. Delivery guarantees ..... 6 3.4. Transactions ..... 6 3.5. Durability ..... 6 3.6. Messaging APIs ..... 6 3.7. High Availability ..... 7 3.8. Clusters ..... 7 3.9. Bridges and routing ..... 8 4. Virtual Topic Consumer Destination Translation ..... 37 10. Using Core ..... 39 10.1. Core Messaging Concepts ..... 39 10.2. Core API ..... 40 10.3. A simple example of using Core ..... 41 11

1. Introduction 2. Legal Notice 3. Preface 4. Project Info 5. Running the Server 6. Messaging Concepts 7. Architecture 8. Using the Server 9. Using JMS 10. Using Core 11. Mapping JMS high performance, clustered, asynchronous messaging system. - Apache ActiveMQ Artemis is an example of Message Oriented Middleware (MoM). For a description of MoMs and other messaging concepts please see see the Messaging Concepts. - For answers to more questions about what Apache ActiveMQ Artemis is and what it isn't please visit the FAQs wiki page. Why use Apache ActiveMQ Artemis? Here are just

Information ..... 2 2. Why use Apache ActiveMQ Artemis? ..... 3 3. Messaging Concepts ..... 4 3.1. General Concepts ..... 4 3.2. Messaging styles ..... 4 3.3. Delivery guarantees ..... 6 3.4. Transactions Transactions ..... 6 3.5. Durability ..... 6 3.6. Messaging APIs ..... 6 3.7. High Availability ..... 7 3.8. Clusters ..... 7 3.9. Bridges and routing ..... 8 4. Core Architecture ..... 9 4.1 Virtual Topic Consumer Destination Translation ..... 36 10. Using Core ..... 38 10.1. Core Messaging Concepts ..... 38 10.2. Core API ..... 39 10.3. A simple example of using Core ..... 40 11

.... 2 2. Why use Apache ActiveMQ Artemis? ..... 3 3. Messaging Concepts ..... 4 3.1. General Concepts ..... 4 3.2. Messaging styles ..... 4 3.3. Delivery guarantees ..... 6 3.4. Transactions ..... 6 3.5. Durability ..... 6 3.6. Messaging APIs ..... 6 3.7. High Availability ..... 7 3.8. Clusters ..... 7 3.9. Bridges and routing ..... 8 4. Virtual Topic Consumer Destination Translation ..... 36 10. Using Core ..... 38 10.1. Core Messaging Concepts ..... 38 10.2. Core API ..... 39 10.3. A simple example of using Core ..... 40 11

.... 2 2. Why use Apache ActiveMQ Artemis? ..... 3 3. Messaging Concepts ..... 4 3.1. General Concepts ..... 4 3.2. Messaging styles ..... 4 3.3. Delivery guarantees ..... 6 3.4. Transactions ..... 6 3.5. Durability ..... 6 3.6. Messaging APIs ..... 6 3.7. High Availability ..... 7 3.8. Clusters ..... 7 3.9. Bridges and routing ..... 8 4. Virtual Topic Consumer Destination Translation ..... 36 10. Using Core ..... 38 10.1. Core Messaging Concepts ..... 38 10.2. Core API ..... 39 10.3. A simple example of using Core ..... 40 11

## Table of Contents 1. Introduction 2. Legal Notice 3. Preface 4. Project Info 5. Messaging Concepts 6. Architecture 7. Using the Server 8. Using JMS 9. Using Core 10. Mapping JMS Concepts high performance, clustered, asynchronous messaging system. - Apache ActiveMQ Artemis is an example of Message Oriented Middleware (MoM). For a description of MoMs and other messaging concepts please see see the Messaging Concepts. - For answers to more questions about what Apache ActiveMQ Artemis is and what it isn't please visit the FAQs wiki page. Why use Apache ActiveMQ Artemis? Here are just

## Table of Contents 1. Introduction 2. Legal Notice 3. Preface 4. Project Info 5. Messaging Concepts 6. Architecture 7. Using the Server 8. Using JMS 9. Using Core 10. Mapping JMS Concepts high performance, clustered, asynchronous messaging system. - Apache ActiveMQ Artemis is an example of Message Oriented Middleware (MoM). For a description of MoMs and other messaging concepts please see see the Messaging Concepts. - For answers to more questions about what Apache ActiveMQ Artemis is and what it isn't please visit the FAQs wiki page. Why use Apache ActiveMQ Artemis? Here are just