作者：滴滴自动驾驶-黎嘉明

邮箱：Sammy_Li@aliyun.com

Linux系统：Anolis os 8.9   升级 内核5.4.299-1.el8.elrepo.x86_64

[root@jiamingmaster1 ~]#  yum install -y https://www.elrepo.org/elrepo-release-8.el8.elrepo.noarch.rpm
[root@jiamingmaster1 ~]#  yum -y install update
[root@jiamingmaster1 ~]#  uname -r
[root@jiamingmaster1 ~]#  yum --enablerepo=elrepo-kernel install -y kernel-lt
[root@jiamingmaster1 ~]#  grub2-set-default 0 && grub2-mkconfig -o /boot/grub2/grub.cfg
[root@jiamingmaster1 ~]#  reboot