Linux系统安装rpm文件:error: can‘t create transaction lock on /var/lib/rpm/.rpm.lock

在linux中用非root用户安装rpm包,提示can't create transaction lock on /var/lib/rpm/.rpm.lock错误,如下:

warning: docker-ce-cli-18.09.8-3.el7.x86_64.rpm: Header V4 RSA/SHA512 Signature, key ID 621e9f35: NOKEY
error: can't create transaction lock on /var/lib/rpm/.rpm.lock (Permission denied)

解决办法:

1)使用su命令登录root用户

2)在安装命令前增加sudo,临时增加权限

 

 

 


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