在Linux机器中做以下操作：
[[email protected] ~]# vim /etc/profile
[[email protected] ~]# tail -3 /etc/profile
export http_proxy=10.14.36.103:8080
export https_proxy=10.14.36.103:8080
[[email protected] ~]# source /etc/profile
[[email protected] ~]#
再执行yum
