1.如出现如下错误

修改yum文件

vim /usr/bin/yum

python修改为2版本

2.arm64重装yum

卸载后安装

rpm -qa|grep yum|xargs rpm -e --nodeps

下载软件包

http://mirror.centos.org/altarch/7/os/aarch64/Packages/

​
wget http://mirror.centos.org/altarch/7/os/aarch64/Packages/yum-3.4.3-168.el7.centos.noarch.rpm
wget http://mirror.centos.org/altarch/7/os/aarch64/Packages/yum-langpacks-0.4.2-7.el7.noarch.rpm
wget http://mirror.centos.org/altarch/7/os/aarch64/Packages/yum-metadata-parser-1.1.4-10.el7.aarch64.rpm
wegt http://mirror.centos.org/altarch/7/os/aarch64/Packages/yum-plugin-fastestmirror-1.1.31-54.el7_8.noarch.rpm

​

安装

rpm -ivh --force --nodeps *.rpm
查询

rpm -qa|grep yum