-
查看可用linux内核版本：grep menuentry /boot/grub/grub.cfg
- 从结果中发现有5.0.0-13以及4.18.0-18两个版本
- 如果没有想用的版本可以下载相应的内核
-
以4.15.0版本为例，下载下面三个deb文件
- linux-headers-4.15.0-041500rc9_4.15.0-041500rc9.201801212130_all.deb
- linux-headers-4.15.0-041500rc9-generic_4.15.0-041500rc9.201801212130_amd64.deb
- linux-image-4.15.0-041500rc9-generic_4.15.0-041500rc9.201801212130_amd64.deb
- sudo dpkg -i *.deb
if [ x"${feature_menuentry_id}" = xy ]; then
menuentry_id_option="--id"
menuentry_id_option=""
export menuentry_id_option
menuentry 'Ubuntu' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-simple-5b5cabf4-e78b-457c-b10f-b662ba4c57d9' {
submenu 'Advanced options for Ubuntu' $menuentry_id_option 'gnulinux-advanced-5b5cabf4-e78b-457c-b10f-b662ba4c57d9' {
menuentry 'Ubuntu, with Linux 5.0.0-13-generic' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-5.0.0-13-generic-advanced-5b5cabf4-e78b-457c-b10f-b662ba4c57d9' {
menuentry 'Ubuntu, with Linux 5.0.0-13-generic (recovery mode)' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-5.0.0-13-generic-recovery-5b5cabf4-e78b-457c-b10f-b662ba4c57d9' {
menuentry 'Ubuntu, with Linux 4.18.0-18-generic' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-4.18.0-18-generic-advanced-5b5cabf4-e78b-457c-b10f-b662ba4c57d9' {
menuentry 'Ubuntu, with Linux 4.18.0-18-generic (recovery mode)' --class ubuntu --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-4.18.0-18-generic-recovery-5b5cabf4-e78b-457c-b10f-b662ba4c57d9' {
menuentry 'Memory test (memtest86+)' {
menuentry 'Memory test (memtest86+, serial console 115200)' {
-
修改/etc/default/grub文件
- GRUB_DEFAULT="Advanced options for Ubuntu>Ubuntu, with Linux 4.15.0-52-generic"
-
更新grub
- sudo update-grub
- sudo reboot
-
确认版本