Controller FAQ

A TigerGraph core infrastructure component that manages configuration, services, and task scheduling. Additionally, the Controller receives and executes commands from gadmin.

Excessive memory consumption

Possible issue

Due to large memory usage by other processes, the system response slows down or service goes down.

Suggested troubleshooting methods

Use the top command to observe the resource usage of the Operating System.

Recommended solution

  1. Temporary: use gadmin restart all to restart the services to reduce system memory usage.

  2. Recommended: This phenomenon was common before version 3.1.5 and was resolved in all versions 3.1.5 and above. We suggest you upgrade to a higer version if you encounter issues with the controller.