1、镜像治理命令
1、查看以后的镜像
[root@node1 wordpress]# docker images
REPOSITORY TAG IMAGE ID CREATED SIZE
nginx v1 a80567189207 6 days ago 141MB
bjbfd/nginx latest 605c77e624dd 17 months ago 141MB
bjbfd/nginx v1 605c77e624dd 17 months ago 141MB
nginx latest 605c77e624dd 17 months ago 141MB
wordpress latest c3c92cc3dcb1 17 months ago 616MB
mariadb 10.6.4-focal 12e05d5da3c5 19 months ago 409MB
bjbfd/stress latest 89e5b79daa74 7 years ago 215MB
2、查看 image 命令
[root@node1 wordpress]# docker image --help
Usage: docker image COMMAND
Manage images
Commands:
build Build an image from a Dockerfile
history Show the history of an image
import Import the contents from a tarball to create a filesystem image
inspect Display detailed information on one or more images
load Load an image from a tar archive or STDIN
ls List images
prune Remove unused images
pull Download an image from a registry
push Upload an image to a registry
rm Remove one or more images
save Save one or more images to a tar archive (streamed to STDOUT by default)
tag Create a tag TARGET_IMAGE that refers to SOURCE_IMAGE
Run 'docker image COMMAND --help' for more information on a command.
3、下载镜像 (新增)
[root@node1 wordpress]# docker pull nginx
Using default tag: latest
latest: Pulling from library/nginx
Digest: sha256:0d17b565c37bcbd895e9d92315a05c1c3c9a29f762b011a10c54a66cd53c9b31
Status: Downloaded newer image for nginx:latest
docker.io/library/nginx:latest
阐明 :
nginx : 镜像名
latest : 镜像版本
4、查看镜像列表 (列表查问)
docker images 等同 docker image ls
[root@node1 wordpress]# docker image ls
REPOSITORY TAG IMAGE ID CREATED SIZE
bjbfd/nginx latest 605c77e624dd 17 months ago 141MB
bjbfd/nginx v1 605c77e624dd 17 months ago 141MB
nginx latest 605c77e624dd 17 months ago 141MB
wordpress latest c3c92cc3dcb1 17 months ago 616MB
mariadb 10.6.4-focal 12e05d5da3c5 19 months ago 409MB
bjbfd/stress latest 89e5b79daa74 7 years ago 215MB
阐明 :
REPOSITORY : 示意镜像的仓库源
TAG : 镜像的标签
IMAGE ID : ID
CREATED : 镜像创立事件
SIZE : 镜像大小
5、查看镜像列表 (列表查问) 删除所有正在运行的容器
docker rm -f $(docker ps -a -q)