How to Manage Docker Volumes

Docker volumes persist data beyond the container lifecycle.

Create a Volume

docker volume create mydata

Use a Volume

docker run -d -v mydata:/app/data myapp

Bind Mounts

docker run -d -v /host/path:/container/path myapp

List Volumes

docker volume ls

Inspect Volume

docker volume inspect mydata

Remove Volumes

# Remove specific volume\ndocker volume rm mydata\n\n# Remove all unused volumes\ndocker volume prune

Backup a Volume

docker run --rm -v mydata:/data -v $(pwd):/backup alpine tar czf /backup/mydata.tar.gz -C /data .