Docker 削除

稼働中のサービス一覧を確認

PS D:\> docker ps
CONTAINER ID   IMAGE             COMMAND                   CREATED        STATUS         PORTS                    NAMES
f54a5de7d310   php:8.2-fpm       "docker-php-entrypoi…"   8 hours ago    Up 8 minutes   9000/tcp                 laravel-app
268a56615883   nginx:alpine      "/docker-entrypoint.…"   15 hours ago   Up 8 minutes   0.0.0.0:8080->80/tcp     laravel-nginx
537430da4f98   postgres:latest   "docker-entrypoint.s…"   15 hours ago   Up 8 minutes   0.0.0.0:5432->5432/tcp   laravel-postgres
PS D:\>

一括クリーンアップ

使用されていないイメージ、コンテナ、ネットワーク、ボリュームをまとめて削除する場合は以下を実行します。

docker system prune -a --volumes

オプション:

• -a: すべての未使用リソースを削除
• --volumes: 未使用のボリュームも削除

コンテナ全停止

docker stop $(docker ps -q)

PS D:\> docker ps
CONTAINER ID   IMAGE             COMMAND                   CREATED        STATUS         PORTS                    NAMES
f54a5de7d310   php:8.2-fpm       "docker-php-entrypoi…"   8 hours ago    Up 8 minutes   9000/tcp                 laravel-app
268a56615883   nginx:alpine      "/docker-entrypoint.…"   15 hours ago   Up 8 minutes   0.0.0.0:8080->80/tcp     laravel-nginx
537430da4f98   postgres:latest   "docker-entrypoint.s…"   15 hours ago   Up 8 minutes   0.0.0.0:5432->5432/tcp   laravel-postgres
PS D:\> docker stop $(docker ps -q)
f54a5de7d310
268a56615883
537430da4f98
PS D:\>

停止コンテナ全削除

docker rm $(docker ps -aq)

PS D:\> docker ps
CONTAINER ID   IMAGE             COMMAND                   CREATED        STATUS         PORTS                    NAMES
f54a5de7d310   php:8.2-fpm       "docker-php-entrypoi…"   8 hours ago    Up 8 minutes   9000/tcp                 laravel-app
268a56615883   nginx:alpine      "/docker-entrypoint.…"   15 hours ago   Up 8 minutes   0.0.0.0:8080->80/tcp     laravel-nginx
537430da4f98   postgres:latest   "docker-entrypoint.s…"   15 hours ago   Up 8 minutes   0.0.0.0:5432->5432/tcp   laravel-postgres
PS D:\> docker stop $(docker ps -q)
f54a5de7d310
268a56615883
537430da4f98
PS D:\> docker rm $(docker ps -aq)
f54a5de7d310
268a56615883
537430da4f98
59695a014f6c
PS D:\>

dockerイメージ削除

現在のイメージ表示

docker images

PS D:\> docker images
REPOSITORY   TAG       IMAGE ID       CREATED       SIZE
php          8.2-fpm   78234d3aeebc   2 weeks ago   692MB
composer     latest    706b731de8fe   3 weeks ago   286MB
nginx        alpine    41523187cf7d   5 weeks ago   79.7MB
postgres     latest    888402a8cd60   6 weeks ago   614MB
PS D:\>

イメージ削除

docker rmi <IMAGE_IDまたはREPOSITORY:TAG>

PS D:\> docker rmi composer
Untagged: composer:latest
Deleted: sha256:706b731de8fe83b64bb542bec1d6f20f95d300e21fbcc6f3f1b7fab39892e90e
PS D:\>

全イメージ削除

docker rmi $(docker images -q)

PS D:\> docker rmi $(docker images -q)
Untagged: php:8.2-fpm
Deleted: sha256:78234d3aeebce59eb9cb36e9f039e66ebbd5da47a796103c2a45d016596de10f
Untagged: nginx:alpine
Deleted: sha256:41523187cf7d7a2f2677a80609d9caa14388bf5c1fbca9c410ba3de602aaaab4
Untagged: postgres:latest
Deleted: sha256:888402a8cd6075c5dc83a31f58287f13306c318eaad016661ed12e076f3e6341
PS D:\> docker images
REPOSITORY   TAG       IMAGE ID   CREATED   SIZE
PS D:\>

未使用ボリューム削除

docker system prune --volumes

PS D:\> docker system prune --volumes
WARNING! This will remove:
  - all stopped containers
  - all networks not used by at least one container
  - all anonymous volumes not used by at least one container
  - all dangling images
  - unused build cache

Are you sure you want to continue? [y/N] y
Deleted Networks:
dockerbuild_laravel_network

Total reclaimed space: 0B
PS D:\>

未使用ボリューム【強制削除】

docker system prune --volumes -f

PS D:\> docker system prune --volumes -f
Total reclaimed space: 0B
PS D:\>