1. $ sudo docker images
    2. [sudo] jdxj 的密码：
    3. REPOSITORY                  TAG                IMAGE ID       CREATED         SIZE
    4. rabbitmq                    3.8.9-management   b46cdfa8ade6   3 weeks ago     198MB
    5. consul                      latest             2823bc69f80f   3 weeks ago     120MB
    6. swaggerapi/swagger-editor   latest             6106e42bcb15   7 weeks ago     54.3MB
    7. rabbitmq                    3-management       587380cbba10   4 months ago    187MB
    8. rabbitmq                    3                  ea2a13ef38ba   4 months ago    156MB
    9. mysql                       5.7                d589ea3123e0   4 months ago    448MB
    10. mysql                       8                  3646af3dc14a   4 months ago    544MB
    11. redis                       6                  41de2cc0b30e   4 months ago    104MB
    12. ubuntu                      latest             4e2eef94cd6b   4 months ago    73.9MB
    13. consul                      1.8                6adcb25542ed   5 months ago    122MB
    14. centos                      7                  7e6257c9f8d8   5 months ago    203MB
    15. consul                      1.4.4              d92e34841006   20 months ago   108MB

    镜像仓库:

    • Dockeer Hub
    • 自己运营的 Registry
    1. $ sudo docker pull ubuntu:12.04
    2. 12.04: Pulling from library/ubuntu
    3. d8868e50ac4c: Pull complete 
    4. 83251ac64627: Pull complete 
    5. 589bba2f1b36: Pull complete 
    6. d62ecaceda39: Pull complete 
    7. 6d93b41cfc6b: Pull complete 
    8. Digest: sha256:18305429afa14ea462f810146ba44d4363ae76e4c8dfc38288cf73aa07485005
    9. Status: Downloaded newer image for ubuntu:12.04
    10. docker.io/library/ubuntu:12.04
    1. $ sudo docker images           
    2. REPOSITORY                  TAG                IMAGE ID       CREATED         SIZE
    3. rabbitmq                    3.8.9-management   b46cdfa8ade6   3 weeks ago     198MB
    4. consul                      latest             2823bc69f80f   3 weeks ago     120MB
    5. swaggerapi/swagger-editor   latest             6106e42bcb15   7 weeks ago     54.3MB
    6. rabbitmq                    3-management       587380cbba10   4 months ago    187MB
    7. rabbitmq                    3                  ea2a13ef38ba   4 months ago    156MB
    8. mysql                       5.7                d589ea3123e0   4 months ago    448MB
    9. mysql                       8                  3646af3dc14a   4 months ago    544MB
    10. redis                       6                  41de2cc0b30e   4 months ago    104MB
    11. ubuntu                      latest             4e2eef94cd6b   4 months ago    73.9MB
    12. consul                      1.8                6adcb25542ed   5 months ago    122MB
    13. centos                      7                  7e6257c9f8d8   5 months ago    203MB
    14. consul                      1.4.4              d92e34841006   20 months ago   108MB
    15. ubuntu                      12.04              5b117edd0b76   3 years ago     104MB

    tag:

    1. $ sudo docker run -it --name new_container ubuntu:12.04 /bin/bash
    2. root@74851105e682:/#

    Docker Hub 中的两种仓库:

    • 用户仓库 (user repository)
    • 顶层仓库 (top-level repository)