express-status-monitor

Simple, self-hosted module based on Socket.io and Chart.js to report realtime server metrics for Express-based node servers. More Node frameworks coming soon.

Installation & setup

1. Run npm install express-status-monitor --save
2. Before any other middleware or router add following line: app.use(require('express-status-monitor')());
3. Run server and to go /status

Options

Monitor can be configured by passing options object into expressMonitor constructor.

Default config:

path: '/status',
socketPort: 41338, // Port for Socket.io communication
spans: [{
  interval: 1,     // Every second
  retention: 60    // Keep 60 datapoints in memory
}, {
  interval: 5,     // Every 5 seconds
  retention: 60
}, {
  interval: 15,    // Every 15 seconds
  retention: 60
}]

License

MIT License © Rafal Wilinski