问题

yum install -y dkms报错如下：

Failed to set locale, defaulting to C.UTF-8
Repository extras is listed more than once in the configuration
Last metadata expiration check: 0:08:49 ago on Sun Mar  5 07:31:53 2023.
Package kernel-headers-4.18.0-348.7.1.el8_5.aarch64 is already installed.
Package kernel-devel-4.18.0-348.7.1.el8_5.aarch64 is already installed.
No match for argument: dkms
Error: Unable to find a match: dkms

解决

centos系统安装dkms：

先安装EPEL

yum install -y epel-release

再安装kernel-headers, kernel-devel，dkms

yum install -y kernel-headers kernel-devel dkms