gnome-power-statistics

gnome-power-statistics [OPTION...]

--help
    Show a summary of command-line options specific to this application, or general GTK/GNOME options.

--version
    Display the version information for gnome-power-statistics.

--display=DISPLAY
    Specify the X display to use. This is a common option for graphical GTK/GNOME applications.

gnome-power-statistics is a graphical utility within the GNOME desktop environment designed to help users monitor and understand their system's power consumption and battery usage. It provides a comprehensive overview of power events and historical data, allowing users to track current power usage trends, visualize discharge rates, and gain insights into which applications or hardware components might be consuming the most power.

The tool leverages the UPower service as its backend data source, offering a user-friendly interface to inspect battery health, estimated remaining time, and detailed power consumption graphs over various periods, which is crucial for effective power management on laptops and other portable devices, aiding in optimizing settings and extending battery life.

gnome-power-statistics is primarily a graphical user interface (GUI) application; its command-line functionality is limited to launching the application with a few generic options. It requires a running GNOME desktop environment or a compatible desktop that actively uses the UPower service for accurate and up-to-date power data collection. The reliability and detail of the displayed power statistics are directly dependent on the underlying hardware's reporting capabilities and the proper functioning of the UPower service.

All power-related information displayed by gnome-power-statistics is dynamically retrieved from the system's UPower service. UPower functions as a central hub for all power-related data and events, including battery status, device power consumption, and lid states. This standardized interface allows applications like gnome-power-statistics to present accurate and consistent power information to the user.

Unlike many command-line utilities, gnome-power-statistics offers a rich graphical interface featuring interactive charts and graphs. This visual approach significantly enhances user experience, making it intuitive to analyze power consumption trends over time, pinpoint power-hungry components or periods, and understand historical power usage patterns without the need to interpret raw data or complex logs.

gnome-power-statistics emerged as a dedicated component for power consumption monitoring within the GNOME ecosystem, having separated this specific functionality from the broader gnome-power-manager. This modularization, coupled with its reliance on the UPower service, enabled a more focused and detailed statistical view of power usage. Its development is intricately linked with the evolution of GNOME's power management stack, moving towards robust, D-Bus based services for comprehensive power control and reporting across the system.

upower(7), gnome-control-center(1), power-profiles-daemon(8), pm-utils(8)