Centos7系统docker部署Ferry工单系统1.更新yum源国内阿里 1.1备份当前yum仓库配置 sudo cp /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo.backup 1.2下载阿里云的centos7源配置文件 sudo wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo 或sudo curl -o /etc/yum.repos.d