操作系统

centos6.5 cpu 1核 内存1GB(腾讯云)

扩展yum源

wget https://dl.fedoraproject.org/pub/epel/epel-release-latest-6.noarch.rpm
wget https://centos6.iuscommunity.org/ius-release.rpm
rpm -ivh epel-release-latest-6.noarch.rpm
rpm -ivh ius-release.rpm