OLCF User Documentation

This technical documentation is a reference for the user community to efficiently use OLCF compute and storage resources.

If you have any questions, please reference the Contact & Support section, or click the email link in the top left.

Have an idea to improve this documentation? See Contributing to these docs.

Need Support?

• Contact & Support
  • OLCF User Assistance Center
  • Authentication Support
  • OLCF Office Hours
  • Communication to Users

Accounts

• Accounts and Projects
  • Request a New Allocation
  • Applying for a user account
  • Checking the status of your application
  • Get access to additional projects
  • Frequently Asked Questions
  • Documents and Forms
  • OLCF Policy Guides
  • Glossary
  • Additional Resources

Connecting

• Connecting
  • Connecting for the first time
  • Activating a new SecurID fob
  • PINs, Passcodes, and Tokencodes
  • X11 Forwarding
  • Systems Available to All Projects
  • OLCF System Hostnames
  • Starting a Tmux Session
  • Checking System Availability

Systems

• Systems
  • Frontier User Guide
  • Citadel User Guide
  • Andes User Guide
  • Home
  • Data Transfer Nodes (DTNs)
  • High Performance Storage System
  • Odo
  • Spock Quick-Start Guide
  • Crusher Quick-Start Guide

Services and Applications

• Services and Applications
  • Slate
  • myOLCF
  • Jupyter
  • Data Publication (Constellation)
  • S3M
  • OLCF Inference Service Documentation

Data

• Data Storage and Transfers
  • Summary of Storage Areas
  • Data Policies
  • Orion Lustre HPE ClusterStor Filesystem
  • HPSS Data Archival System
  • Kronos Nearline Archival Storage System
  • Transferring Data

Software

• Software
  • OLCF Software Catalog
  • Software News
    • Frontier: ROCm/5.x removal notice (April 7, 2026)
    • Frontier: Core Module (March 18, 2025)
    • Frontier: System Software Update (February 18, 2025)
    • Frontier: Updated Modules for cpe/23.12 (October 16 2024)
    • Frontier: Core Module (October 15, 2024)
    • Frontier: System Software Update (July 16, 2024)
    • Frontier: User Environment Changes (July 9, 2024)
  • ML/DL & Data Analytics
    • Apache Spark
    • PyTorch on Frontier
    • JAX
  • Python on OLCF Systems
    • Overview
    • OLCF Python Guides
    • Module Usage
    • How to Run
    • Best Practices
    • Additional Resources
  • Profiling Tools
    • Score-P
    • Tuning and Analysis Utilities (TAU)
    • Vampir
  • Static Analysis Tools and Code Formatters
    • Overview
  • User-Managed Software
    • Introduction
    • Currently Available User-Managed Software
    • Usage
    • Policies
    • Writing UMS Modulefiles
  • Workflows
    • Running Workflows on OLCF Resources
    • Workflow Systems
  • Visualization Tools
    • VisIt
    • ParaView
  • Jupyter on Frontier
    • Access
    • Launching a Notebook
    • API Token
    • Example PyTorch Jupyter Notebook
  • Containers on Frontier
    • Examples for Building and Running Containers
    • OLCF Base Images & Apptainer Modules
    • Sample Applications
    • AMD DockerHub AI/ML Workload Containers on Frontier
    • Some Restrictions and Tips
  • Debugging
    • Linaro Forge DDT
    • GNU GDB
    • Valgrind

Training

• Training
  • OLCF Training Calendar
  • OLCF Tutorials
  • OLCF Training Archive
  • OLCF GPU Hackathons
  • FacultyHack
  • OLCF Vimeo Channel
  • New User Quick Start

Quantum

• Quantum
  • Quantum Computing User Program (QCUP) Access
  • Quantum Systems
  • Quantum Software
  • Hello QCUP Scripts
  • Frequently Asked Questions

Scalable Protected Infrastructure (SPI)

• Scalable Protected Infrastructure (SPI)
  • What is SPI
  • New User QuickStart
  • Allocations and User Accounts
  • Available Resources
  • IP Whitelisting
  • Citadel
  • File Systems
  • Data Transfer

ACE Testbed

• Advanced Computing Ecosystem Testbed (ACE)
  • Defiant Quick-Start Guide

How to contribute to this documentation

• Contributing to these docs
  • Submitting suggestions
  • Authoring content
  • GitHub Guidelines