详细报错信息

已加载插件：fastestmirror
Loading mirror speeds from cached hostfile
There are no enabled repos.
 Run "yum repolist all" to see the repos you have.
 To enable Red Hat Subscription Management repositories:
     subscription-manager repos --enable <repo>
 To enable custom repositories:
     yum-config-manager --enable <repo>

截图如下

解决办法：
在这个路径下把[root@bdc113 lqs]# cd /etc/yum.repos.d/；CentOS-Base删除重新下载配置安装源即可，具体配置细节可以参考我的另外一篇博客：详细简单的Linux yum仓库配置及修改Linux系统网络yum源
进行配置！