1. 前提是Docker已经安装好了
没有安装的可以看这篇文章-->CentOS 7安装Docker
2.拉取mysql镜像
docker pull mysql
docker images
可以看到我们拉取的镜像
[root@bogon ~]# docker images REPOSITORY TAG IMAGE ID CREATED SIZE mynginx latest 1964089d63e6 11 days ago 108 MB docker.io/mysql 5.7 98455b9624a9 2 weeks ago 372 MB docker.io/jenkins/jenkins lts 806f56c84444 8 weeks ago 703 MB docker.io/tomcat latest 168588387c68 2 months ago 463 MB docker.io/redis latest 0f55cf3661e9 2 months ago 95 MB docker.io/nginx latest f09fe80eb0e7 2 months ago 109 MB docker.io/mysql latest 81f094a7e4cc 2 months ago 477 MB docker.io/zookeeper latest 06b178591ab3 2 months ago 150 MB docker.io/php 5.6-fpm 3458979c7744 2 months ago 344 MB