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沒網
先進行斷網檢測,發現
DNS
沒有配置對linux -
配置DNS
修改
/etc/resolv.conf
shell# Generated by NetworkManager nameserver 114.114.114.114 # 建議查本身使用的DNS服務器
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更新
yum
發現老是報錯centos
Could not retrieve mirrorlist http://mirrorlist.centos.org/?release=7&arch=x86_64&repo=os&infra=stock error was
用瀏覽器能夠訪問,提示網址
http://mirrorlist.centos.org/?release=7&arch=x86_64&repo=os&infra=stock
查看了一下。獲取到瀏覽器http://mirrors.huaweicloud.com/centos-altarch/7.8.2003/os/aarch64/ http://mirrors.bfsu.edu.cn/centos-altarch/7.8.2003/os/aarch64/ http://mirror.xtom.com.hk/centos-altarch/7.8.2003/os/aarch64/ http://mirror.worria.com/centos-altarch/7.8.2003/os/aarch64/ http://mirror-hk.koddos.net/centos-altarch/7.8.2003/os/aarch64/ http://mirror.aktkn.sg/centos-altarch/7.8.2003/os/aarch64/ http://ftp.yz.yamagata-u.ac.jp/pub/linux/centos-altarch/7.8.2003/os/aarch64/ http://mirrors.powernet.com.ru/centos-altarch/7.8.2003/os/aarch64/ http://mirror.hoster.kz/centos-altarch/7.8.2003/os/aarch64/ http://centosx4.centos.org/altarch/7.8.2003/os/aarch64/
而後就設置了華爲的源。清華源也能夠。用的是
altarch
。服務器# CentOS-Base.repo # # The mirror system uses the connecting IP address of the client and the # update status of each mirror to pick mirrors that are updated to and # geographically close to the client. You should use this for CentOS updates # unless you are manually picking other mirrors. # # If the mirrorlist= does not work for you, as a fall back you can try the # remarked out baseurl= line instead. # # [base] name=CentOS-$releasever - Base - mirrors.huaweicloud.com failovermethod=priority baseurl=http://mirrors.huaweicloud.com/centos-altarch/$releasever/os/$basearch/ gpgcheck=1 gpgkey=http://mirrors.huaweicloud.com/centos/RPM-GPG-KEY-CentOS-7 #released updates [updates] name=CentOS-$releasever - Updates - mirrors.huaweicloud.com failovermethod=priority baseurl=http://mirrors.huaweicloud.com/centos-altarch/$releasever/updates/$basearch/ gpgcheck=1 gpgkey=http://mirrors.huaweicloud.com/centos/RPM-GPG-KEY-CentOS-7 #additional packages that may be useful [extras] name=CentOS-$releasever - Extras - mirrors.huaweicloud.com failovermethod=priority baseurl=http://mirrors.huaweicloud.com/centos-altarch/$releasever/extras/$basearch/ gpgcheck=1 gpgkey=http://mirrors.huaweicloud.com/centos/RPM-GPG-KEY-CentOS-7 #additional packages that extend functionality of existing packages [centosplus] name=CentOS-$releasever - Plus - mirrors.huaweicloud.com failovermethod=priority baseurl=http://mirrors.huaweicloud.com/centos-altarch/$releasever/centosplus/$basearch/ gpgcheck=1 enabled=0 gpgkey=http://mirrors.huaweicloud.com/centos/RPM-GPG-KEY-CentOS-7 #contrib - packages by Centos Users [contrib] name=CentOS-$releasever - Contrib - mirrors.huaweicloud.com failovermethod=priority baseurl=http://mirrors.huaweicloud.com/centos-altarch/$releasever/contrib/$basearch/ gpgcheck=1 enabled=0 gpgkey=http://mirrors.huaweicloud.com/centos/RPM-GPG-KEY-CentOS-7
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最後
清理並更新less
yum clean all yum makecache yum update
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指令修改
sed -i -E -e 's;^mirrorlist=;#mirrorlist=;' -e 's;^ *# *baseurl=http://mirror.centos.org/altarch/;baseurl=http://mirrors.huaweicloud.com/centos-altarch/;' /etc/yum.repos.d/*.repo
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參考連接