
解决方法
原因时服务器连接不到网络,需要配置镜像源
参考了这篇文章
安装Docker时,执行yum install -y yum-utils 报错_yum install -y yum-utils出错-优快云博客
打开etc目录下的配置文件
编辑Centos-Base.repo文件
编辑命令是
i
[base]
name=CentOS-$releasever - Base
baseurl=https://mirrors.aliyun.com/centos/$releasever/os/$basearch/
gpgcheck=1
gpgkey=https://mirrors.aliyun.com/centos/RPM-GPG-KEY-CentOS-7
[updates]
name=CentOS-$releasever - Updates
baseurl=https://mirrors.aliyun.com/centos/$releasever/updates/$basearch/
gpgcheck=1
gpgkey=https://mirrors.aliyun.com/centos/RPM-GPG-KEY-CentOS-7
[extras]
name=CentOS-$releasever - Extras
baseurl=https://mirrors.aliyun.com/centos/$releasever/extras/$basearch/
gpgcheck=1
gpgkey=https://mirrors.aliyun.com/centos/RPM-GPG-KEY-CentOS-7
[centosplus]
name=CentOS-$releasever - Plus
baseurl=https://mirrors.aliyun.com/centos/$releasever/centosplus/$basearch/
gpgcheck=1
enabled=0
gpgkey=https://mirrors.aliyun.com/centos/RPM-GPG-KEY-CentOS-7
然后
esc
保存命令
:wq!
在退出保存的时候可能会遇到文件是只读的。需要更改文件权限
sudo chmod 777 Centos-Base.repo
清除yum缓存
yum clean all
最后再执行命令
sudo yum install -y yum-utils

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