欧拉系统 kernel 升级、降级

NAME="openEuler"
VERSION="22.03 (LTS-SP1)"
ID="openEuler"
VERSION_ID="22.03"
PRETTY_NAME="openEuler 22.03 (LTS-SP1)"
ANSI_COLOR="0;31"

5.10.0-136.12.0.86.oe2203sp1.x86_64

dnf  list kernel --showduplicates

dnf download   kernel.x86_64 kernel-devel.x86_64 kernel-headers.x86_64  --resolve --downloaddir=/mnt/

dnf localinstall kernel-*

wget http://repo.openeuler.org/openEuler-22.03-LTS-SP1/update/x86_64/Packages/kernel-5.10.0-136.52.0.131.oe2203sp1.x86_64.rpm
wget http://repo.openeuler.org/openEuler-22.03-LTS-SP1/update/x86_64/Packages/kernel-devel-5.10.0-136.52.0.131.oe2203sp1.x86_64.rpm

rpm -ivh kernel-devel-5.10.0-136.52.0.131.oe2203sp1.x86_64.rpm
rpm -ivh kernel-5.10.0-136.52.0.131.oe2203sp1.x86_64.rpm

cat -n /boot/grub2/grub.cfg | grep menuentry |grep openEuler

grub2-editenv list
uname -r

init 6

uname  -r
5.10.0-136.52.0.131.oe2203sp1.x86_64

awk -F\' '$1=="menuentry " {print $2}' /boot/grub2/grub.cfg

grub2-set-default 'openEuler (5.10.0-136.12.0.86.oe2203sp1.x86_64) 22.03 (LTS-SP1)'

grub2-editenv list

init 6