Oracle® Linux

Simultaneous Multithreading Notice


October 2020


This document contains information about the Simultaneous Multithreading (SMT) feature available in the Linux kernel and how it is used on Oracle Linux. Recent processor related vulnerabilities can be better mitigated against by disabling this feature, so instructions are provided on how to disable the feature on Oracle Linux, if required. To check for updates to this document, and to view other Oracle documentation, refer to:

Oracle® Linux Documentation

This document is intended for users and administrators of Oracle Linux. It describes SMT and how to disable it on Oracle Linux systems. This notice complements changes to other documentation provided for the Oracle Linux release.

Document generated on: 2020-10-09 (revision: 10859)