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Real-Time Linux Wiki

"Controlling a laser with Linux is crazy, but everyone in this room is crazy in his own way. So if you If you want to use Linux to control an industrial welding laser, I have no problem with your using PREEMPT_RT." -- Linus Torvalds

Welcome to the RT Wiki, the Wiki Web for the CONFIG_PREEMPT_RT community, and real-time Linux in general.

Please support us and help to extend this wiki. Thank you!



hrtimers (the high resolution timers patches, they are included in -rt)
OSADL Live CD (Realtime Linux Live CD)

Tips and Tricks

Tools, Benchmarks, and Test Cases


2012-10-20: New page: Reporting Bugs

2012-10-20: New Page: Rteval

2010-09-15: New page: Systems based on Real time preempt Linux

2009-03-19: New page: I/Otop utility

2008-10-21: New page: Schedtop utility

2008-09-13: New page: IO CPU Affinity

2008-05-23: New page: Ftrace

2008-05-07: New page: Cpuset Management Utility

2007-10-23: New page: Preemption test

2007-10-18: New page: Fixed Time Quanta Benchmark (FTQ)

More News

Community and Industry News

2016-06-23 Real-Time Summit 2016 CFP

2016-05-13: rt-tests version 1.0

2015-10-05: The Linux Foundation Announces Project to Advance Real-Time Linux

2015-09-28: ANNOUNCE 4.1.7-rt8 gmane

2015-09-28: ANNOUNCE rt-tests-0.94

2015-06-18: RTLWS 17 (Austria October 21-22) Call for Papers (Deadline Aug 2, 2015)

2015-05-20: Announce 4.0.4-rt1

2015-01-27: Stage win for real-time Linux Stage win for real-time Linux (in german)

2013-11-06: The future of realtime Linux The future of realtime Linux, by Jake Edge

2013-07-24: RTLWS15 15th Real Time Linux Workshop, October 28 to October 31 at the Dipartimento Tecnologie Innovative, Scuola Universitaria Professionale della Svizzera Italiana in Lugano-Manno, Switzerland - Call for papers (ASCII) - Abstract Submission

2012-05-15: RTLWS14 14th Real Time Linux Workshop, October 18 to 20, 2012 at the Department of Computer Science, University of North Carolina at Chapel Hill - Call for papers (ASCII) - Abstract Submission

2011-03-13: RTLWS13 13th Real-Time Linux Workshop on October 20 to 22, 2011 in Prague, Czech Republic - Call for Papers in ASCII - Registration - Abstract Submission

2010-07-05: RTECC (July 29, 2010), Real-Time & Embedded Computing Conference in Portland, OR. Darren Hart, rt wiki admin, to give luncheon keynote: Linux, Real-Time, and Fragmentation.

2010-04-08: RTLWS12 Twelfth Real-Time Linux Workshop on October 25 to 27, 2010 in Nairobi, Kenya (LWN Article)

2009-06-17: Cpuset Version 1.5.1 released. Download packages from the build service for many popular distros here.

2009-06-15: RTLWS11 Eleventh Real-Time Linux Workshop on September 28 to 30, 2009 in Dresden, Germany

2009-03-02: OSPERT 2009 (Jul 2-4), Fifth International Workshop on Operating Systems Platforms for Embedded Real-Time Applications

2008-05-29: RTLWS10 Tenth Real-Time Linux Workshop at the University of Guadalajara, Mexico.

2008-04-27: multi-reader rwlock + adaptive locking = near mainline performance release !!

2008-04-27: Ubuntu Ships Real-Time Hardy

2008-01-23: 9th Real-Time Linux Workshop videos available from Free Electrons

2008-01-02: Real-time Linux Tests have been integrated into the LTP

2007-11-25: about Ninth Real-Time Linux Workshop, with papers

2007-10-23: Ubuntu Ships Real-Time in Gutsy

More News

Further Information

Articles and Publications (learn what others are saying about realtime Linux)

Glossary (explanations of special terms)

Mailinglists (talk to other people and get help)

Important Real-Time Links (links to useful sites)

IRC-Channels (for urgent help and chatter)

To experiment with this wiki try RT:Sandbox. See the User's Guide for usage and configuration help. Other useful MediaWiki links:

Personal tools