1.7 KiB
1.7 KiB
Overview 
emqttd is a massively scalable and clusterable MQTT V3.1/V3.1.1 broker written in Erlang/OTP. emqttd support both MQTT V3.1/V3.1.1 protocol specification with extended features.
emqttd requires Erlang R17+ to build.
Goals
emqttd aims to provide a solid, carrier-class MQTT broker that could support millions concurrent connections.
Architecture
TODO: architecture diagraph.
TODO: architecture diagraph.
Featues
- Full MQTT V3.1/V3.1.1 protocol specification support
- QoS0, QoS1, QoS2 Publish and Subscribe
- Session Management and Offline Messages
- Retained Messages
- TCP/SSL connection support
- MQTT Over Websocket
- HTTP Publish API
- $SYS/borkers/# support
- Client Authentication with clientId or username, password.
- Client ACL control with ipaddress, clientid, username.
- Cluster brokers on several servers.
- Bridge brokers locally or remotelly
- 500K+ concurrent client connections per server
- Extensible architecture with plugin support
- Passed eclipse paho interoperability tests
Getting Started
Download binary packeges for linux, mac and freebsd from http://emqtt.io/downloads
TODO: Getting Started Doc...
Benchmark
Benchmark 0.6.1-alpha on a ubuntu/14.04 server with 8 cores, 32G memory from QingCloud:
200K+ Connections, 200K+ Topics, 20K+ In/Out Messages/sec, 20Mbps+ In/Out with 8G Memory, 50%CPU/core
Sponsors
...Sponse us...
License
The MIT License (MIT)
Author
Feng Lee feng@emqtt.io