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.
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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
- - System User Guides –
  - Software –
- - Training –
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OLCF Media –
- - 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.
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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
- - System User Guides –
  - Software –
- - Training –
- Close
OLCF Media –
- - 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

27Mar

March 2019 OLCF User Conference Call: CUDA 10 Features

Wednesday,

11Apr

Introduction to NVIDIA Profilers on Summit

Thursday, Bldg. 5100, Room 128 (JICS Auditorium)

16Apr

CentOS Dojo

Tuesday, Bldg. 5200, Tennessee A, B, & C

24Apr

Quantum Computing User Forum

Wednesday, Building 8600, Room A103

No event found!

OLCF Support

Computing at the OLCF

Getting Started

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 Mar 13, 2019

Next 10 days scheduled downtimes

Mar 22

Mar 23

Mar 24

Mar 25

Mar 26

Mar 27

Mar 28

Mar 29

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Mar 31

Titan

Operational

Up since Mar 12, 2019

Next 10 days scheduled downtimes

Mar 22

Mar 23

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Mar 31

Eos

Operational

Up since Mar 13, 2019

Next 10 days scheduled downtimes

Mar 22

Mar 23

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Mar 28

Mar 29

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Mar 31

Rhea

Operational

Up since Mar 12, 2019

Next 10 days scheduled downtimes

Mar 22

Mar 23

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Mar 26

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HPSS

Operational

Up since Mar 12, 2019

Next 10 days scheduled downtimes

Mar 22

Mar 23

Mar 24

Mar 25

Mar 26

Mar 27

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Atlas1

Operational

Up since Jan 14, 2019

Next 10 days scheduled downtimes

Mar 22

Mar 23

Mar 24

Mar 25

Mar 26

Mar 27

Mar 28

Mar 29

Mar 30

Mar 31

Atlas2

Operational

Up since Dec 20, 2018

Next 10 days scheduled downtimes

Mar 22

Mar 23

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OLCF News

Discover More

Network Enhancement Strengthens Ties Between OLCF, ESnet

100-gigabit-per-second redundancy adds resiliency to high-speed network

People

NCCS Introduces HPC Core Operations Group

New group focuses on networking, cybersecurity, and infrastructure

People

OLCF Staff Elected to APS Division of Computational Physics Executive Committee

Staff members take on new roles in physics organization

ORNL cybersecurity engineers attended a Cyber Fire simulation event last month. Pictured here in ORNL’s Security Operations Center are attendees Stefan Maerz, Kevin Bivens, and Ryan Adamson. Photo Credit: Carlos Jones, ORNL

People

ORNL Security Teams Prepare to Take the Heat with Cyber Fire

LANL experts train East Tennessee cybersecurity researchers in large-scale simulation event