How to disable specific CPU features in Red Hat Enterprise Linux
Issue
Sometimes 3rd-party software depends on a specific CPU feature in such a way that this software behaves differently depending on what CPU features are presented by the kernel. Thus, disabling a specific CPU feature might serve as a workaround for such a software.
Environment
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
Subscriber exclusive content
A Red Hat subscription provides unlimited access to our knowledgebase of over 48,000 articles and solutions.
Welcome! Check out the Getting Started with Red Hat page for quick tours and guides for common tasks.
