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1. Introduction

Linux can work on SMP (Symetric Multi-Processors) machines. SMP support has started with the 2.0 family and has been improved in the 2.1 (future 2.2) saga.

FAQ maintained by David Mentré ( The latest edition of this FAQ can be found at

If you want to contribute to this FAQ, I would prefer a diff against the SGML version of this document, but any remarks (in plain text) will be greatly appreciated. If you send me an email about this FAQ, please include a tag like [Linux SMP FAQ]. It helps me automatically sort mails (and you will have a faster reply ;)).

This FAQ is an improvement of a first draft made by Chris Pirih.

All information contained in this FAQ is provided "as is." All warranties, expressed, implied or statutory, concerning the accuracy of the information of the suitability for any particular use are hereby specifically disclaimed. While every effort has been taken to ensure the accuracy of the information contained in this FAQ, the authors assume(s) no responsibility for errors or omissions, or for damages resulting from the use of the information contained herein.

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