http://support.hyperic.com/display/SIGAR/Home
SIGAR - System Information Gatherer And Reporter
Overview
The Sigar API provides a portable interface for gathering system information such as:
- System memory, swap, cpu, load average, uptime, logins
- Per-process memory, cpu, credential info, state, arguments, environment, open files
- File system detection and metrics
- Network interface detection, configuration info and metrics
- TCP and UDP connection tables
- Network route table