我是在Centos7里用 yum install docker安装的docker-1.8.2-7.el7,刚安装好时,是可以使用的,我还用 docker run -i -t ubuntu /bin/bash 下载了一个镜像下来,并且运行成功了。
后来重启了一次系统,就启动不了docker了,情况如下,请问怎么办?
[root@localhost /]# systemctl status docker.service -l docker.service - Docker Application Container Engine Loaded: loaded (/usr/lib/systemd/system/docker.service; disabled) Active: failed (Result: timeout) since Sat 2015-11-28 00:24:15 PST; 10min ago Docs: http://docs.docker.com Main PID: 13326 CGroup: /system.slice/docker.service Nov 28 00:23:15 localhost.localdomain docker[13326]: time="2015-11-28T00:23:15.965572881-08:00" level=info msg="Listening for HTTP on unix (/var/run/docker.sock)" Nov 28 00:23:15 localhost.localdomain docker[13326]: time="2015-11-28T00:23:15.969942476-08:00" level=error msg="WARNING: No --storage-opt dm.thinpooldev specified, using loopback; this configuration is strongly discouraged for production use" Nov 28 00:23:16 localhost.localdomain docker[13326]: time="2015-11-28T00:23:16.114079015-08:00" level=info msg="[graphdriver] using prior storage driver \"devicemapper\"" Nov 28 00:23:16 localhost.localdomain docker[13326]: time="2015-11-28T00:23:16.120977430-08:00" level=info msg="Option DefaultDriver: bridge" Nov 28 00:23:16 localhost.localdomain docker[13326]: time="2015-11-28T00:23:16.121023378-08:00" level=info msg="Option DefaultNetwork: bridge" Nov 28 00:23:16 localhost.localdomain docker[13326]: time="2015-11-28T00:23:16.134260533-08:00" level=warning msg="Running modprobe bridge nf_nat br_netfilter failed with message: modprobe: WARNING: Module br_netfilter not found.\n, error: exit status 1" Nov 28 00:24:15 localhost.localdomain systemd[1]: docker.service operation timed out. Terminating. Nov 28 00:24:15 localhost.localdomain systemd[1]: Failed to start Docker Application Container Engine. Nov 28 00:24:15 localhost.localdomain systemd[1]: Unit docker.service entered failed state.
用docker -d命令的输出内容是:
[root@localhost /]# docker -d Warning: '-d' is deprecated, it will be removed soon. See usage. WARN[0000] please use 'docker daemon' instead. ERRO[0000] WARNING: No --storage-opt dm.thinpooldev specified, using loopback; this configuration is strongly discouraged for production use INFO[0000] Listening for HTTP on unix (/var/run/docker.sock) INFO[0000] [graphdriver] using prior storage driver "devicemapper" INFO[0000] Option DefaultDriver: bridge INFO[0000] Option DefaultNetwork: bridge WARN[0000] Running modprobe bridge nf_nat br_netfilter failed with message: modprobe: WARNING: Module br_netfilter not found. , error: exit status 1 INFO[0000] Firewalld running: true INFO[0000] Loading containers: start. .. INFO[0000] Loading containers: done. INFO[0000] Daemon has completed initialization INFO[0000] Docker daemon commit=bb472f0/1.8.2 execdriver=native-0.2 graphdriver=devicemapper version=1.8.2
已经搞定,关闭SELinux就可以了
编辑/etc/selinux/config,找到SELINUX 行修改成为:SELINUX=disabled:
SELINUX=disabled
重启系统。