Below - a Linux resource monitor with time-traveling capability

Below is a project initiated by Facebook that serves as a management tool for infrastructure consisting of multiple components. The main idea behind Below is to facilitate the management process and optimize resources through automation. With its flexible architecture, Below allows users to integrate a variety of technologies and systems, making it incredibly versatile. The project's documentation clearly outlines the configuration and deployment process for this tool, which is beneficial for developers and system administrators. Additionally, Below supports various platforms, enhancing its usability across different production environments.