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How to Move Docker Data to an External Drive on MacOS

  • Moving Docker's data to an external drive on MacOS can help free up internal storage space without compromising performance or stability.
  • Identify the Docker Data Directory where all images, containers, and volumes are stored.
  • Quit Docker Desktop application to ensure data integrity during the process.
  • Use Terminal to move the Docker data directory to your external drive by running a specific command.
  • Create a symbolic link from the original location to the new one to make Docker think its files are still in the default path.
  • Restart Docker Desktop to allow it to follow the symlink and utilize the data on the external drive.
  • Verify that Docker is working correctly by running a container like 'docker run hello-world.'
  • Accessorize your Mac Mini M4 with accessories like the Ugreen Docking Station and Samsung 990 Evo NVMe SSD for expanded storage and high performance.

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