K3s 集群搭建系统： centos-9机器名称系统ip用途masterCentos9198.19.249.160 master1Centos9198.19.249.64 Node1Centos9198.19.249.25 Node2Centos9198.19.249.233 替换源# centos 换源 #1、清空 原始源 cd /etc/yum.repos.d/ rm -rf ./* #2、创建新源 vim Centos.repo#3、源内容 [baseos] name=CentOS Stream $releasever - BaseOS #mirrorlist=http://mirrorlist.centos.org/?release=$stream&arch=$basearch&repo=BaseOS&infra=$infra baseurl=https://mirrors.ustc.edu.cn/centos-stream/9-stream/BaseOS/$basearch/os/ gpgcheck=1 enabled=1 gpgkey=file://
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