#!/bin/bash yum -y update rpm --import https://www.elrepo.org/RPM-GPG-KEY-elrepo.org rpm -Uvh http://www.elrepo.org/elrepo-release-7.0-3.el7.elrepo.noarch.rpm yum --enablerepo=elrepo-kernel install kernel-ml -y sed -i "s/GRUB_DEFAULT=saved/GRUB_DEFAULT=0/g" /etc/default/grub grub2-mkconfig -o /boot/grub2/grub.cfg #reboot #执行脚本完成后需要重启
uname -r
查看内核版本
