Docker volumes are a persistent storage mechanism that decouples your data from the container lifecycle, letting containers retain data across restarts and removals and allowing multiple containers to share a common data source. Unlike bind mounts, Docker manages volumes internally and stores them under /var/lib/docker/volumes/ on Linux systems. This guide shows how to create and inspect Docker volumes, interact with their contents, use them in Docker Compose workflows, back up and restore volume data, and reference volumes with the VOLUME instruction in a Dockerfile.…