Small Python (and Javascript for web interface) program to remotely monitor key system resources (CPU. memory, Net and Disk IO).
Stats are presented in form of live graphs:

Features:

• presents CPU utilization (summarized for all CPUs), Memory usage (physical and swap and Net and Disk I/O (kB/s)
• Web based interface with live graphs
• can pause updates
• can change update interval
• multiple web clients (up to a limit) with possibility for different update intervals in each
• efficient communication (via websocket), lightweighted server (python gevent), efficient data collection

Usage:

• depends on following python libraries – that must be installed  (recent versions) before starting this script:
  • gevent,
  • gevent-socketio,
  • paste,
  • psutil
• then just run and connect with browser to given port –  http://your_address:8000

Licensed under  GPL v3.

Source is available on GITHub.