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1 购买至少4台机器并安装Docker可以在阿里云平台购买按时间收费的（2核2G即可），在购买是选取四个机器在同一内网下，安装docker并配置加速。2 工作模式2.1 How nodes workDocker Engine 1.12 introduces swarm mode that enables you to create a cluster of one or more Docker Engines called a swarm. A swarm consists of one or mo

1 compose介绍Compose is a tool for defining and running multi-container Docker applications. With Compose, you use a YAML file to configure your application’s services. Then, with a single command, you create and start all the services from your configurati

测试Dockerfile出现了好多问题，但还好都找到了解决办法！首先是这个：Error: Failed to download metadata for repo 'appstream': Cannot p repare internal mirrorlist: No URLs in mirrorlistpull centos时，同时写了RUN yum -y install

docker 两个容器间的挂载root@xiaoni-01:/home# docker run -it --name centos03 --volumes-from centos02 xiaoni61/centos

理解docker01 操作先清空所有环境docker rm -f $(docker ps -aq)docker rmi -f $(docker images -aq)测试ip addr创建一个容器，容器内：主机ping容器：root@xiaoni-01:~# ping 172.17.0.3PING 172.17.0.3 (172.17.0.3) 56(84) bytes of data.64 bytes from 172.17.0.3: icmp_seq=1 ttl=64 t