主要记录安装中的问题：
1 centos 5和6的epel源需要不同的包来更新
Centos 5.x
wget http://dl.fedoraproject.org/pub/epel/5/x86_64/epel-release-5-4.noarch.rpm wget http://rpms.famillecollet.com/enterprise/remi-release-5.rpm rpm -ivh epel-release-5-4.noarch.rpm rpm -ivh remi-release-5.rpm
Centos 6.x
wget http://dl.fedoraproject.org/pub/epel/6/x86_64/epel-release-6-8.noarch.rpm wget http://rpms.famillecollet.com/enterprise/remi-release-6.rpm rpm -ivh epel-release-6-8.noarch.rpm rpm -ivh remi-release-6.rpm
原文来自，http://teddysun.com/153.html
2 push时https报错
1 ）关闭https;
2） 更新CA ;
具体见 http://yutuo.net/archives/2d5c6a3bcfaf69fe.html