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Oracle VM 3.4: How to disable C-States (Doc ID 2561909.1)

Last updated on JANUARY 07, 2021

Applies to:

Oracle VM - Version 3.4.1 and later
x86_64

Goal

With the inclusion of Xen 4.4.4 in Oracle VM 3.4 release, a new cpuidle driver mwait-idle, that loads on specific processors, is enabled by default to replace the legacy ACPI processor_idle driver. 

Solution

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In this Document
Goal
Solution
 Method 1 (prevalent)
 Method 2 (revert to old-fashion)
References


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