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"My name is HAL. I became operational on March 25 2019 at the Innovative Systems Lab in Urbana, Illinois. My creators are putting me to the fullest possible use, which is all I think that any conscious entity can ever hope to do." (paraphrased from

In publications and presentations that use results obtained on this system, please include the following acknowledgement: “This work utilizes resources supported by the National Science Foundation’s Major Research Instrumentation program, grant #1725729, as well as the University of Illinois at Urbana-Champaign”.

Also, please include the following reference in your publications: V. Kindratenko, D. Mu, Y. Zhan, J. Maloney, S. Hashemi, B. Rabe, K. Xu, R. Campbell, J. Peng, and W. Gropp. HAL: Computer System for Scalable Deep Learning. In Practice and Experience in Advanced Research Computing (PEARC ’20), July 26–30, 2020, Portland, OR, USA. ACM, New York, NY, USA, 15 pages.”.

Hardware-Accelerated Learning (HAL) cluster

Effective May 19, 2020, two-factor authentication via NCSA Duo is now required for SSH logins on HAL. See for instructions to sign up.

Host name:




Science on HAL

Software for HAL

To request access: fill out this form. Make sure to follow the link in the confirmation email to request actual system account.

Frequently Asked Questions

To report problems: email us

For our new users: New User Guide for HAL System

User group Slack space:

Real-time system status:

HAL OnDemand portal:

Globus Endpoint: ncsa#hal

Quick start guide: (for complete details see Documentation section on the left)

To connect to the cluster:

ssh <username> 

To submit interactive job:

swrun -p gpux1

To submit a batch job:

swbatch run_script.swb  

Job Queue time limits:

  • "debug" queue: 4 hours
  • "gpux<n>" and "cpun<n>" queues:  24 hours

To load IBM Watson Machine Learning Community Edition (former IBM PowerAI) module:

module load wmlce

To see CLI scheduler status:


Main -> Systems -> HAL

Contact us

Request access to this system: Application

Contact ISL staff: Email Address

Visit: NCSA, room 3050E

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