查看当前内核版本
uname -a
uname -r
查看已安装的所有内核版本
sudo dpkg --get-selections| grep linux
删除内核版本
sudo apt remove --purge linux-headers-5.101.36-amd64-desktop linux-image-5.10.36-amd64-desktop
升级内核版本
sudo apt-get install linux-image-deepin-stable-amd64 linux-headers-deepin-stable-amd64
查看启动顺序
sudo update-grub
grep menuentry /boot/grub/grub.cfg
menuentry 'Deepin 20.4 GNU/Linux' --class deepin --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-simple-30e3145e-ae06-4dc3-8f6f-52e139b5a2c9' {
submenu 'Deepin 20.4 GNU/Linux 的高级选项' $menuentry_id_option 'gnulinux-advanced-30e3145e-ae06-4dc3-8f6f-52e139b5a2c9' {
menuentry 'Deepin 20.4 GNU/Linux,Linux 5.10.36-amd64-desktop' --class deepin --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-5.10.36-amd64-desktop-advanced-30e3145e-ae06-4dc3-8f6f-52e139b5a2c9' {
sudo vi /etc/default/grub
DEEPIN_GFXMODE_ADJUSTED=1
DEEPIN_GFXMODE_NOT_SUPPORTED=2560x1440
GRUB_BACKGROUND="/boot/grub/themes/deepin/background.jpg"
GRUB_CMDLINE_LINUX=""
GRUB_CMDLINE_LINUX_DEFAULT="splash quiet"
GRUB_DEFAULT=0
GRUB_DISTRIBUTOR="`/usr/bin/lsb_release -d -s 2>/dev/null || echo UOS 20`"
GRUB_GFXMODE=1280x1024
GRUB_THEME="/boot/grub/themes/deepin/theme.txt"
GRUB_TIMEOUT=5
sudo update-grub
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