Docker镜像（二）

镜像命令操作

docker search 到镜像仓库搜索镜像

docker search centos

docker images 查看本地已有的镜像

[root@dns-server ~]# docker images
REPOSITORY                      TAG                 IMAGE ID            CREATED             SIZE
centos-vim-dockerfile           latest              f39351a5d35c        30 hours ago        355MB
mysql                           5.7                 1b30b36ae96a        3 days ago          372MB
mysql                           latest              ee1e8adfcefb        3 days ago          484MB
nginx                           latest              dbfc48660aeb        3 days ago          109MB

docker save 导出镜像

[root@dns-server ~]# docker save -o nginx.tar nginx
[root@dns-server ~]# ls
anaconda-ks.cfg  docker_login.sh    nginx.tar
[root@dns-server ~]# 

docker load --input 导入镜像

[root@dns-server ~]# docker load --input nginx.tar 
Loaded image: nginx:latest

docker rmi 删除镜像

[root@dns-server ~]# docker rmi f39351a5d35c
Untagged: centos-vim-dockerfile:latest
Deleted: sha256:f39351a5d35ca9e00dc101c43464c3f55e9e08a240daaafc4eded43692f745fb
Deleted: sha256:f1b1df6c5b8314f3a0b3a1d5a6a96d7f20501f770b042ac1ad18b6f84164cabc