Oak Ridge Leadership Computing Facility – The OLCF was established at Oak Ridge National Laboratory in 2004 with the mission of standing up a supercomputer 100 times more powerful than the leading systems of the day.

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About OLCF
- - ORNL’s supercomputing program grew from humble beginnings to deliver the most powerful system ever seen. On the way, it has helped researchers deliver practical breakthroughs and new scientific knowledge in climate, materials, nuclear science, and a wide range of other disciplines.
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OLCF Resources
- - Learn more about the OLCF’s comprehensive suite of hardware and software resources for the creation, manipulation, and retention of scientific data. For User support in using these resources, please visit the For Users section of this website.
- - Compute Systems
- - Data & Visualization Resources
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R&D Activities
- - Learn more about the OLCF’s comprehensive suite of hardware and software resources for the creation, manipulation, and retention of scientific data. Please note that the For Users section of this website provides extensive information on accessing and employing these resources.
- Close
Science at OLCF
- - The Oak Ridge Leadership Computing Facility (OLCF) engages a world-class team from national laboratories, research institutions, computing centers, universities, and vendors to take a dramatic step forward to field a new capability for high-end science.
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For Users
- - Contact Support
    
    Need assistance from a trained OLCF support staff member? We're here to help.
    
    User Assistance Center
    
    Submit a Support Ticket
    
    Call: 865.241.6536
    
    Email: help@olcf.ornl.gov
    
    Status Tweets: @olcfstatus
- - OLCF User Docs
- - Training
- - Center Announcements
  - Acknowledgement Statement
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Community
- - Look here for the latest news, reports, and graphics from the OLCF, including branding tools, logos, and acknowledgement statements. You will also find archived information and resources like annual reports and operational assessments.
- Close

Menu

About OLCF
- - ORNL’s supercomputing program grew from humble beginnings to deliver the most powerful system ever seen. On the way, it has helped researchers deliver practical breakthroughs and new scientific knowledge in climate, materials, nuclear science, and a wide range of other disciplines.
- Close
OLCF Resources
- - Learn more about the OLCF’s comprehensive suite of hardware and software resources for the creation, manipulation, and retention of scientific data. For User support in using these resources, please visit the For Users section of this website.
- - Compute Systems
- - Data & Visualization Resources
- Close
R&D Activities
- - Learn more about the OLCF’s comprehensive suite of hardware and software resources for the creation, manipulation, and retention of scientific data. Please note that the For Users section of this website provides extensive information on accessing and employing these resources.
- Close
Science at OLCF
- - The Oak Ridge Leadership Computing Facility (OLCF) engages a world-class team from national laboratories, research institutions, computing centers, universities, and vendors to take a dramatic step forward to field a new capability for high-end science.
- Close
For Users
- - Contact Support
    
    Need assistance from a trained OLCF support staff member? We're here to help.
    
    User Assistance Center
    
    Submit a Support Ticket
    
    Call: 865.241.6536
    
    Email: help@olcf.ornl.gov
    
    Status Tweets: @olcfstatus
- - OLCF User Docs
- - Training
- - Center Announcements
  - Acknowledgement Statement
- Close
Community
- - Look here for the latest news, reports, and graphics from the OLCF, including branding tools, logos, and acknowledgement statements. You will also find archived information and resources like annual reports and operational assessments.
- Close

OLCF Now

Announcements & Events

Center Updates

More Updates

Upcoming Events

24May

Kokkos Release 3.6 Briefing

Tuesday

25May

May 2022 OLCF User Conference Call: Automating Science with Workflows at OLCF

Wednesday

14Jun

Crash Course in Supercomputing

Tuesday

29Jun

June 2022 OLCF User Conference Call: TBA

Wednesday

No event found!

OLCF Support

Computing at the OLCF

User Documentation

All the information you’ll need about getting an account, requesting a project, connecting and more.

System User Guides

The definitive source for information on a particular OLCF system including resource specific specs, user guides, and best practices.

Training

Archives of training materials, hands-on technical tutorial, and videos detailing how to use OLCF resources and services

Software

Descriptions, usage information, and version availability of all software packages in use at the OLCF.

OLCF Policy Guide

A comprehensive guide of all official policies of the OLCF.

Documents & Forms

Documents and forms for requesting project allocations, user accounts, software and more.

MyOLCF

User-centric web application to view and report your project allocation usage in various ways.

More at Support

Center Status

Summit

Operational

Up since May 17, 2022

Next 10 days scheduled downtimes

May 19

May 20

May 21

May 22

May 23

May 24

May 25

May 26

May 27

May 28

HPSS

Operational

Up since Apr 26, 2022

Next 10 days scheduled downtimes

May 19

May 20

May 21

May 22

May 23

May 24

May 25

May 26

May 27

May 28

Andes

Operational

Up since May 17, 2022

Next 10 days scheduled downtimes

May 19

May 20

May 21

May 22

May 23

May 24

May 25

May 26

May 27

May 28

OLCF News

Discover More

Science

Register for Lustre User Group Virtual Conference 2022

Annual conference invites users from ORNL and the high-performance computing community worldwide

Ashley Barker NCCS

People

OLCF’s Ashley Barker Takes on New Role

The Operations Section head will wind down her ECP duties to work on the OLCF's next supercomputer

People

Demystifying the World of High-Performance Computing

Researchers in the Oak Ridge Leadership Computing Facility lead trainings that introduce the basics of high-performance computing

Team Taps ORNL’s DataFed to Gain Materials Insights

A team at Lehigh University is leveraging the DataFed enterprise at Oak Ridge National Laboratory to identify trends in material structures