List container disk usage

Detailed breakdown of disk usage per image, container, volume

docker system df -v
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docker46 commands
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docker

More docker commands

  • Docker exec as root
    docker exec -it -u root <container> bash

    Enter container as root even if default user is non-root

  • Copy file into running container
    docker cp ./local-file.conf <container>:/etc/app/config.conf

    Inject a file into a running container without rebuild

  • Load image from tarball
    docker load < img.tar.gz

    Import an image exported with docker save

  • Docker registry garbage collect
    docker exec -it registry bin/registry garbage-collect /etc/docker/registry/config.yml

    Free disk space in a self-hosted Docker Registry

  • Multi-stage build target
    docker build --target builder -t img:builder .

    Build only up to a specific stage in a multi-stage Dockerfile

all 46 docker commands