wzq2009的专栏

环境CentOS7.6genisoimage 1.1.11CentOS-7-x86_64-Minimal-1810.iso复制 iso 内容到本地磁盘mount -o loop CentOS-7-x86_64-Minimal-1810.iso /mnt/mkdir -p /home/iso/centos7cd /mnt && cp -af * /home/iso/centos7/创建 isolinux/ks.cfgmbr 启动，/home/iso/centos7/is

修改CentOS默认yum源为mirrors.aliyun.com1. 首先备份系统自带yum源配置文件/etc/yum.repos.d/CentOS-Base.repomv /etc/yum.repos.d/CentOS-Base.repo /etc/yum.repos.d/CentOS-Base.repo.backup2. 下载ailiyun的yum源配置文件到/etc/yum.repos.d/centos7 wget -O /etc/yum.repos.d/CentOS-Base.repo