CentOS 7.x docker使用overlay2存储方式

编辑/etc/docker/daemon.json添加以下内容: { storage-driver: overlay2, storage-opts: [ overlay2.override_kernel_check=true ] } 安装依赖: yum install yum-plugin-ovl -y 否则会报以下错误: May 05 18:20:45 node1 dockerd[49605]: Error starting daemon: error initializing graphdriver: /var/lib/docker contains se