The WebDocumentation web of Foswiki. New Documentation for ARC https://hpcsupport.utsa.edu/foswiki/bin/view/WebDocumentation Copyright 2026 by contributing authors <updated>2026-05-20T21:14:34Z</updated> https://hpcsupport.utsa.edu/foswiki/bin/view/WebDocumentation/WebHome 2026-05-20T21:14:34Z

: Arc User Guide Arc is the primary High Performance Computing (HPC) system at The University of Texas at San Antonio (UTSA) that can be used for running data in... (last changed by ZhiweiWang)

ZhiweiWang https://hpcsupport.utsa.edu/foswiki/bin/view/WebDocumentation/AboutArcCluster 2026-05-20T20:42:50Z

About Arc Cluster Arc is UTSA's primary high performance (HPC) resource; utilized by researchers, students, faculty and staff from a broad range of disciplines. C... (last changed by ZhiweiWang)

ZhiweiWang https://hpcsupport.utsa.edu/foswiki/bin/view/WebDocumentation/DesigningAndRunningParallelPrograms 2025-10-31T16:03:39Z

Importance of Parallel Programming High Performance Computing (HPC) systems — such as Arc — are clusters composed of many interconnected nodes, each equipped with... (last changed by ZhiweiWang)

ZhiweiWang https://hpcsupport.utsa.edu/foswiki/bin/view/WebDocumentation/LoggingIntoARC 2025-10-09T18:37:19Z

Logging Into Arc from a Linux or Mac Desktop/Laptop You can connect to Arc using your myUTSA ID (abc123) and an SSH client or terminal. Two factor authentication ... (last changed by ZhiweiWang)

ZhiweiWang https://hpcsupport.utsa.edu/foswiki/bin/view/WebDocumentation/MonitoringBatchJobs 2025-10-08T20:39:38Z

Managing submitted batch jobs on Arc involves monitoring, controlling, and troubleshooting your jobs using Slurm commands. Below is a concise guide on how to do ... (last changed by ZhiweiWang)

ZhiweiWang https://hpcsupport.utsa.edu/foswiki/bin/view/WebDocumentation/RunningApplicationsInteractivelyAndSubmittingBatchJobs 2025-10-08T16:17:54Z

Running Applications Interactively Running applications interactively on Arc allows you to test, debug, or run graphical or command line programs directly on a co... (last changed by ZhiweiWang)

ZhiweiWang https://hpcsupport.utsa.edu/foswiki/bin/view/WebDocumentation/MigratingDataToArc 2025-10-07T15:50:25Z

Migrating Data From Arc to the Isilon archival storage The Isilon storage system serves as secondary, archival storage for research data. It is accessible from bo... (last changed by AdminUser)

AdminUser https://hpcsupport.utsa.edu/foswiki/bin/view/WebDocumentation/UsingTensorflowWithMultipleGPUs 2024-10-28T21:35:25Z

With GPU support, you can significantly improve the performance of a Deep Learning model built with Tensorflow. Running a model with a single GPU is very simple. ... (last changed by AdminUser)

AdminUser https://hpcsupport.utsa.edu/foswiki/bin/view/WebDocumentation/UsingVectorEnginesOnArc 2024-10-28T21:35:25Z

Using NEC SX Aurora Vector Engines On Arc This guide provides an overview of the NEC SX Aurora TSUBASA Vector Engines (VE) nodes available on the Arc HPC Cluster.... (last changed by AdminUser)

AdminUser https://hpcsupport.utsa.edu/foswiki/bin/view/WebDocumentation/FAQ 2024-10-28T21:35:24Z

Frequently Asked Questions Who can use Arc? The Arc research cluster is available at no charge to all University of Texas at San Antonio students, faculty and st... (last changed by AdminUser)

AdminUser https://hpcsupport.utsa.edu/foswiki/bin/view/WebDocumentation/MonitoringYourJobs 2024-10-28T21:35:24Z

Monitoring your jobs Using the squeue Command Check the status of all jobs on Arc using the squeue command (this is just an example compute names may be differe... (last changed by AdminUser)

AdminUser https://hpcsupport.utsa.edu/foswiki/bin/view/WebDocumentation/PythonDependencyJob 2024-10-28T21:35:24Z

If you have a Python script that is expected to run more than 72 hours on Arc, we suggest you break it into a few smaller tasks, so that each of the tasks runs le... (last changed by AdminUser)

AdminUser https://hpcsupport.utsa.edu/foswiki/bin/view/WebDocumentation/PythonVMsInAnaconda 2024-10-28T21:35:24Z

If you need to install your own programs/modules in python you can do it via creating vms. Some programs may need specific versions of modules to work correctly a... (last changed by AdminUser)

AdminUser https://hpcsupport.utsa.edu/foswiki/bin/view/WebDocumentation/SimpleCheckpointAndRestartForPythonUsingAClass 2024-10-28T21:35:24Z

This is a simple example of a program that checkpoints using python and the pickle class. It will run for 15 minutes. The script checks for a file called "countin... (last changed by AdminUser)

AdminUser https://hpcsupport.utsa.edu/foswiki/bin/view/WebDocumentation/UseSlurmOnArc 2024-10-28T21:35:24Z

Slurm (Simple Linux Utility for Resource Management) is a highly configurable workload manager and job scheduler for an HPC cluster. It is open source software ba... (last changed by AdminUser)

AdminUser https://hpcsupport.utsa.edu/foswiki/bin/view/WebDocumentation/UsingNamdOnArc 2024-10-28T21:35:24Z

NAMD is a computer software application for molecular dynamics simulation. We have MPI and multiple core versions installed on Arc. The software is accessible via... (last changed by AdminUser)

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