How do I change to the new Kernel version.

How do I change to the new Kernel version.
  • Need to update the system.
  • First check current version of kernel use (#uname -r) command.
  • Open the terminal and run (#sudo apt update) for Ubuntu.
  • If system is CentOS/ RedHat/ oracle Linux box then, first clean cache. run (#sudo yum clean) all.
  • Now run yum update.
  • Once system upgraded after that system need to reboot.
  • some time after reboot system new kernel version not coming. in this condition need to check grub.conf file. what is default value.

#boot=/dev/sda

default=0

How do I change to the new Kernel version

mukesh.thakur87:

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