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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

Goal

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.

 

Solution

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