My Oracle Support Banner

Oracle Linux: How To Disable NUMA At OS Level (Doc ID 2193586.1)

Last updated on JANUARY 19, 2023

Applies to:

Oracle Cloud Infrastructure - Version N/A and later
Linux OS - Version Oracle Linux 4.4 and later
Linux x86-64


How to disable NUMA (Non-Uniform Memory Architecture) at the OS level.? To determine if the server is a NUMA-based system with NUMA enabled, run the following command as root:

 If the number of available nodes is "2 nodes (0-1)" or "8 nodes (0-7)" then NUMA is enabled. If the number of available nodes is "1 nodes (0)" then NUMA is not enabled.



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

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