Linux 安装ruby编译环境 cannot find a valid baseurl for repo:base/7/x86_64

1.输入:yum install ruby

1.1如果安装文件出错Error Downloading Packages:  

  输入:yum clean all

  输入:yum makecache,此时如果出错cannot find a valid baseurl for repo:base/7/x86_64 

          打开 vi /etc/sysconfig/network-scripts/ifcfg-enp4s0(每个机子都可能不一样,但格式会是“ifcfg-e...”)。但内容包含:

    重启网络输入:service network restart  

然后再输入:yum makecache

2.在输入:yum install ruby

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转载自www.cnblogs.com/PengChengLi/p/9095456.html