My Oracle Support Banner

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

Last updated on MAY 03, 2019

Applies to:

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

Symptoms

Why would OS still boot into old kernel if /etc/grub.conf or /boot/grub/grub.cfg were updated properly?

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
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.