>_

powertop

agent-ready non-interactive

The Linux PowerTOP tool -- please post patches to the mailing list instead of using github pull requests

How to install powertop

apt install libpci-dev

powertop use case

Diagnose power consumption and power management issues on Linux systems, identify power-hungry processes and wakeup sources.

When to use powertop

  • Investigating high battery drain on a Linux laptop
  • Optimizing power management settings on servers or embedded devices
  • Troubleshooting excessive wakeups from idle states

When not to use powertop

  • On non-Linux operating systems (e.g., Windows, macOS)
  • For real-time system performance monitoring unrelated to power

powertop features

  • · Interactive mode for experimenting with power settings
  • · Reports on CPU C-states, device power usage, and wakeups
  • · Suggests power-saving tunables
  • · Outputs CSV/HTML reports for automated analysis

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