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Unbreakable Enterprise Kernel: Frequently Asked Questions (Doc ID 1210995.1)

Last updated on APRIL 09, 2023

Applies to:

Oracle Cloud Infrastructure - Version N/A and later
Linux OS - Version Oracle Linux 5.5 with Unbreakable Enterprise Kernel [2.6.32] and later
Linux x86-64
Linux ARM 64-bit


On September 19, 2010 Oracle announced the availability of the Oracle Unbreakable Enterprise Kernel, a fast, modern, reliable Linux kernel that is optimized for Oracle software and hardware. This FAQ aims to answer the most common questions about the Unbreakable Enterprise Kernel.

Questions and Answers

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In this Document
Questions and Answers
 What does the Unbreakable Enterprise Kernel Provide?
 What is the version for the Unbreakable Enterprise Kernel?
 Does one need to do a re-installation of Linux OS to have the Unbreakable Enterprise Kernel?
 What about my third-party applications?
 For which platforms is the Unbreakable Enterprise Kernel available?
 The Unbreakable Enterprise Kernel Release 1 and Release 2 are available for x86 and x86_64  architectures. The Unbreakable Enterprise Kernel Release 3, 4, 5 are only available for x86_64 architecture.The UEK5 is also available for or ARM 64-bit (aarch64) architecture.
 Oracle Linux 5
 Oracle Linux 6
 Oracle Linux 7
 Is a Paravirtualized Kernel Available?
 How to get related ASMLib modules for the Unbreakable Enterprise Kernel?
 How to get third party drivers / modules for the Unbreakable Enterprise Kernel?
 How to get support for the Unbreakable Enterprise Kernel?
 Is the Oracle Linux Yum server accessible to customers who have not purchased support? 

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