centos8+镜像源替换

/etc/yum.repos.d

 sed -i s/mirror.centos.org/vault.centos.org/g /etc/yum.repos.d/*.repo


sed -i s/^#.*baseurl=http/baseurl=http/g /etc/yum.repos.d/*.repo


 sed -i s/^mirrorlist=http/#mirrorlist=http/g /etc/yum.repos.d/*.repo

 sed -i 's/mirrorlist/#mirrorlist/g' /etc/yum.repos.d/CentOS-*

 sed -i 's|#baseurl=http://mirror.centos.org|baseurl=http://vault.centos.org|g' /etc/yum.repos.d/CentOS-*

docker 镜像配置/etc/docker/daemon.json

{
"registry-mirrors": [
"https://proxy.1panel.live",
"https://docker.1panel.top",
"https://docker.m.daocloud.io",
"https://docker.1ms.run",
"https://docker.ketches.cn"
]
}