docker exec -it n1 bashapt-get updateapt-get install keepalived apt-get install vim        再次之前要配置VIP虚拟IP   docker network create --subnet=192.168.99.151/16 net1        docker network ls                                 这里还要设置下vim 无法粘贴问题vi /etc/keepalived/keepalived.conf启动keepalivedservice keepalived startdocker run -it -d --name n2 -v /home/n2/nginx.conf:/etc/nginx/nginx.conf --net=host --privileged nginx重复上面步骤