What is StatsD?
It is a network daemon that runs on the Node.js platform and listens for statistics, like counters and timers, sent over UDP or TCP and sends aggregates to one or more pluggable backend services (e.g., Graphite).
StatsD is a tool in the Monitoring Tools category of a tech stack.
Why developers like StatsD
Open source
Single responsibility
Efficient wire format
Handles aggregation
Loads of integrations
Many implementations
Scales well
Simple to use
NodeJS