Why Does The Exalytics System Use Ondemand As A CPU Governor?

Asset ID:	1-71-1674532.1
Update Date:	2014-05-21
Keywords:

Solution Type Technical Instruction Sure

Solution 1674532.1 : Why Does The Exalytics System Use Ondemand As A CPU Governor?

Applies to:

Exalytics In-Memory Machine X2-4 - Version All Versions to All Versions [Release All Releases]
Exalytics In-Memory Machine X3-4 - Version All Versions to All Versions [Release All Releases]
Information in this document applies to any platform.

Goal

Explain why the Exalytics system is delivered with the "Ondemand" CPU governor rather than "Performance" as the CPU governor?

Solution

The Exalytics system is set to "Ondemand" as default when delivered per direction of product development of Exa systems.

The below document provides details on how to change the default mode from "Ondemand" to "Performance":

Incorrect CPU Frequency From /proc/cpuinfo (Doc ID 729046.1)

References

<NOTE:729046.1> - Incorrect CPU Frequency From /proc/cpuinfo
<BUG:18793332> - WHY ARE EXALYTICS SYSTEMS USING THE ONDEMAND CPU GOVERNOR?

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