My Oracle Support Banner

Warning: Disk has a valid GPT signature but invalid PMBR (Doc ID 401038.1)

Last updated on FEBRUARY 03, 2019

Applies to:

Linux OS - Version 2.4 to 2.6
Oracle Cloud Infrastructure - Version N/A and later
Linux Itanium
Linux x86-64
Linux x86
Linux ItaniumLinux x86-64Linux x86

Symptoms

System consistently gets  the following in /var/log/messages

  Warning: Disk has a valid GPT signature but invalid PMBR.
  Assuming this disk is *not* a GPT disk anymore.
  Use gpt kernel option to override.  Use GNU Parted to correct disk.
  unknown partition table

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
References


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