错误一
提示：Segmentation Fault or Critical Error encountered. Dumping core and aborting.
Aborted
解答：安装错误安装docker了，应该安装docker-io
错误二
提示：Transaction Check Error:
file /usr/bin/docker from install of docker-io-1.7.1-2.el6.x86_64 conflicts with file from package docker-1.5-5.el6.x86_64
解答：这个是因为先装了docker，再装docker-io后的结果，解决方法是yum remove docker后再yum install docker-io即可。
问题三
提示：Get http:///var/run/docker.sock/v1.19/images/search?term=centos: dial unix /var/run/docker.sock: no such file or directory. Are you trying to connect to a ?
解答：docker没有启动，/etc/init.d/docker start
