No more development here. Follow this repo for progress

rumqttd

High performance tokio based rust mqtt broker

features

• MQTT 3.1.1
• QoS 0, 1, 2 Publishes & Subscribes
• Persistent Sessions
• Last Will
• Retained Messages
• Passes paho interoperability test suite

todo

• username password authentication
• tls
• shared subscription
• grafana (or something similar) based dashboard plugin
• clustering

benchmarks

Subscribe to a wildcard topic & publish 1 million qos1 messages (and wait for acks)
to the broker on local machine

model: MacBook Air (13-inch, Early 2014)
processor: 1.4 GHz Intel Core i5
memory: 4 GB 1600 MHz DDR3

mosquitto (1.4.11)

2017/07/23 22:42:59 time taken for publishes = 3m41.531635728s
load average 1 =  2.576171875
average system memory =  2417095749
2017/07/23 22:43:00 incoming pub count = 1000000. time taken for incoming pubs = 3m42.242271385s

rumqttd

2017/07/23 22:35:12 time taken for publishes = 3m35.521259143s
load average 1 =  2.931640625
average system memory =  2318325979
2017/07/23 22:35:13 incoming pub count = 1000000. time taken for incoming pubs = 3m36.247010478s

emqttd (2.1.2)

2017/07/23 22:50:09 time taken for publishes = 5m21.976169243s
load average 1 =  3.16748046875
average system memory =  2469802635
2017/07/23 22:50:15 incoming pub count = 999998. time taken for incoming pubs = 5m27.802035293s