Repository base is listed more than once in the configuration
Repository updates is listed more than once in the configuration
Repository extras is listed more than once in the configuration
Repository centosplus is listed more than once in the configuration
Repository contrib is listed more than once in the configuration
Loading mirror speeds from cached hostfile
base: mirrors.sohu.com
extras: mirrors.btte.net
updates: mirrors.btte.net
No package build-essential available.
错误：无须任何处理