You would leave your plex config and db files on the disk and then map them into the docker container via the volume parameter (-v parameter if you are running command line and not docker-compose). Same goes for any other docker container where you want to persist data on the drive.
You would leave your plex config and db files on the disk and then map them into the docker container via the volume parameter (-v parameter if you are running command line and not docker-compose). Same goes for any other docker container where you want to persist data on the drive.