this refers to linuxmint & how-can-i-remove-compiled-kernel

If you had a complied custom kernel & if have installed via make install, For uninstall the kernel installed from source,

you have to remove the below entries:

  • /boot/vmlinuzKERNEL-VERSION
  • /boot/initrdKERNEL-VERSION
  • /boot/System-mapKERNEL-VERSION
  • /boot/config-KERNEL-VERSION
  • /lib/modules/KERNEL-VERSION/

For removing the above entries :

  • sudo rm -rf /lib/modules/kernel_version
  • sudo rm -f /boot/vmlinuz-kernel_version*
  • sudo rm -f /boot/initrd.img-kernel_version*
  • sudo rm -f /boot/config-kernel_version*
  • sudo rm -f /boot/System.map-kernel_version*

Finally, after uninstalling the kernel, run :

sudo update-grub(ubuntu)

to clean the grub menu.

But if the instruction don’t work, try this intruction “grub2-mkconfig -o /boot/grub2/grub.cfg”

the instruction above refers to Grub2–>

this relate centos upgrade to 7.2 with tecadmin

this relate chainge centos kernel(4.5) with ostechnix