My Oracle Support Banner

Oracle Linux: Why OS Still boots into old kernel? (Doc ID 2537222.1)

Last updated on APRIL 24, 2020

Applies to:

Linux OS - Version Oracle Linux 5.1 to Oracle Linux 7.6 [Release OL5U1 to OL7U6]
Linux x86
Linux x86-64

Symptoms

System still boots to old kernel even after new kernel got installed via yum update command, which should already create necessary links to grub configuration and boot from it after initiated reboot.

Changes

 

Cause

To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!


In this Document
Symptoms
Changes
Cause
Solution
 1. Sym-link problems for grub.conf
 OL 5/6
 OL 7
 2. Grub2 is not fully updated with new changes
 3. Engineered system is used with USB boot disk
References

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.