【待反馈】服务器出了问题，我就把宝塔卸载，重新安装装

服务器出了问题，我就把想把宝塔卸载重新安装，但是卸载之后安装不上了


Using username "root".
[root@TGG0113093 ~]# yum install -y wget && wget -O install.sh http://125.88.182.172:5880/install/install.sh && sh install.sh
Loaded plugins: fastestmirror
Loading mirror speeds from cached hostfile
Could not get metalink https://mirrors.fedoraproject.org/metalink?repo=epel-7&arch=x86_64&infra=stock&content=centos error was
14: curl#6 - "Could not resolve host: mirrors.fedoraproject.org; Unknown error"
* base: mirror.atl.genesisadaptive.com
* elrepo: dfw.mirror.rackspace.com
* epel: mirror.cs.pitt.edu
* extras: centos.mirror.lstn.net
* updates: centos.mirror.lstn.net
http://mirror.atl.genesisadaptive.com/centos/7.9.2009/os/x86_64/repodata/repomd.xml: [Errno 14] curl#6 - "Could not resolve host: mirror.atl.genesisadaptive.com; Unknown error"
Trying other mirror.
http://mirror.keystealth.org/centos/7.9.2009/os/x86_64/repodata/repomd.xml: [Errno 14] curl#6 - "Could not resolve host: mirror.keystealth.org; Unknown error"
Trying other mirror.
http://mirror.mojohost.com/centos/7.9.2009/os/x86_64/repodata/repomd.xml: [Errno 14] curl#6 - "Could not resolve host: mirror.mojohost.com; Unknown error"
Trying other mirror.
http://mirrors.maine.edu/CentOS/7.9.2009/os/x86_64/repodata/repomd.xml: [Errno 14] curl#6 - "Could not resolve host: mirrors.maine.edu; Unknown error"
Trying other mirror.
http://repo1.ash.innoscale.net/centos/7.9.2009/os/x86_64/repodata/repomd.xml: [Errno 14] curl#6 - "Could not resolve host: repo1.ash.innoscale.net; Unknown error"
Trying other mirror.
http://repo1.dal.innoscale.net/centos/7.9.2009/os/x86_64/repodata/repomd.xml: [Errno 14] curl#6 - "Could not resolve host: repo1.dal.innoscale.net; Unknown error"
Trying other mirror.
http://repos.dfw.quadranet.com/centos/7.9.2009/os/x86_64/repodata/repomd.xml: [Errno 14] curl#6 - "Could not resolve host: repos.dfw.quadranet.com; Unknown error"
Trying other mirror.
http://mirror.phx1.us.spryservers.net/centos/7.9.2009/os/x86_64/repodata/repomd.xml: [Errno 14] curl#6 - "Could not resolve host: mirror.phx1.us.spryservers.net; Unknown error"
Trying other mirror.

您好，指定dns或者换个yum源试试
指定dns的话在/etc/resolv.conf配置文件里操作
国内的机器添加一行：
nameserver 114.114.114.114

国外的添加一行：
nameserver 8.8.8.8


自己不会更换yum源的话
联系服务器商，说yum源用不了