centos 6系统安装gcc，出现报错: Cannot find a valid baseurl for repo: base报错的解决方法

centos 6系统安装gcc，出现报错: Cannot find a valid baseurl for repo: base报错，
解决方法，需要更改yum源：
echo “https://vault.centos.org/6.10//os/x86_64/” > /var/cache/yum/x86_64/6/base/mirrorlist.txt
echo “https://vault.centos.org/6.10//extras/x86_64/” > /var/cache/yum/x86_64/6/extras/mirrorlist.txt
echo “https://vault.centos.org/6.10//updates/x86_64/” > /var/cache/yum/x86_64/6/updates/mirrorlist.txt

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centos 5.9系统安装gcc，出现报错: Cannot find a valid baseurl for repo: base报错，
解决方法，需要更改yum源：
echo “http://vault.centos.org/5.11/os/x86_64/” > /var/cache/yum/x86_64/6/base/mirrorlist.txt
echo “http://vault.centos.org/5.11/extras/x86_64/” > /var/cache/yum/x86_64/6/extras/mirrorlist.txt
echo “http://vault.centos.org/5.11/updates/x86_64/” > /var/cache/yum/x86_64/6/updates/mirrorlist.txt

转自： https://blog.csdn.net/yu1013708633/article/details/76597155?utm_medium=distribute.pc_relevant.none-task-blog-BlogCommendFromMachineLearnPai2-1.control&depth_1-utm_source=distribute.pc_relevant.none-task-blog-BlogCommendFromMachineLearnPai2-1.control