CentOS7.5配置阿里雲yum源和epel源

1、安裝環境 cat /etc/redhat-release CentOS Linux release 7.5.1804 (Core) 2、命令 yum install -y wget \ && mkdir -p /etc/yum.repos.d/repo_bak \ && mv /etc/yum.repos.d/*.repo /etc/yum.repos.d/repo_bak/ \ && wge

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