Frontpage – Pegasus WMS

Upcoming Improvements to Containers Support in 5.1.0

by Karan Vahi on May 6, 2025 with No Comments

The forthcoming Pegasus 5.1.0 release introduces significant updates to container support, further streamlining workflow execution and enhancing compatibility with container technologies. Pegasus has long supported containerization tools like Docker and Apptainer (formerly Singularity), enabling users to encapsulate their software environments for consistent and portable workflow execution. A substantial portion of … Read More

Workflows and AI session using Pegasus at NAIRR AI Unlocked

by Karan Vahi on April 4, 2025 with No Comments

On April 2nd-3rd, 2025, NAIRR Pilot hosted a two-day workshop called AI Unlocked: Empowering Higher Ed through Research and Discovery bringing together researchers from various domains, students, high performance computing experts, representatives from major AI cloud providers such as AWS, Google etc to to connect U.S. based higher education … Read More

Mapping Volcanic Hazards with Pegasus

by Karan Vahi on March 25, 2025 with No Comments

ISI research news has published an article about use of Pegasus for mapping Volcano flows. When a volcano erupts, the danger doesn’t just come from the blast. Rivers of lava carve through the landscape, swallowing roads and homes, while pyroclastic flows—scorching avalanches of gas, ash, and rock—race down the … Read More

Learn Pegasus Workflows – Five Tutorials Across Time Zones

by Karan Vahi on January 14, 2025 with No Comments

Join us for an engaging series of tutorials on the Pegasus Workflow Management System, tailored for users of ACCESS CI systems! Discover how to design, deploy, and optimize workflows to accelerate your research, including a hands-on example showcasing Large Language Model – Retrieval Augmented Generation (LLM-RAG) workflows on GPUs … Read More

Pegasus 5.0.9 Released

by Karan Vahi on December 17, 2024 with No Comments

We are happy to announce the release of Pegasus 5.0.8, which is a minor bug fix release for Pegasus 5.0 branch. The release has a variety of improvements and bug fixes to Pegasus support for AWS Batch. The release can be downloaded from https://pegasus.isi.edu/downloads Improvements [PM-1960] – Document debugging … Read More

Creating Volcano Hazard Maps using Pegasus and AWS Batch

by cdavis on November 18, 2024 with No Comments

One of the Pegasus users, Renette, recently contacted us during Pegasus Office Hours, seeking help in running workflows on AWS Batch. We provided support for users to run their workflows on AWS Batch since the Pegasus 4.9.0 release in 2018. It was pretty impressive to see what Renette has built … Read More

Suman Raj on FlyNet drone research at SciTech Lab

by Pawel Zuk on October 27, 2024 with No Comments

Note the author: Suman Raj is a Ph.D. candidate in the Department of Computational and Data Sciences at the Indian Institute of Science (IISc), Bangalore, India under the supervision of Prof. Yogesh Simmhan. Her doctoral research focuses on developing a Scalable Analysis and Planning Platform to orchestrate autonomous systems across … Read More

Meet us at SC24

by cdavis on October 20, 2024 with No Comments

The Pegasus (SciTech) group will be actively participating in several events and presenting talks in workshops, panels, and exhibitors booths at SC24. Find below a list of events where you can meet our team. We look forward to seeing you in Atlanta, Georgia! Monday, November 18th: 19th Workshop on Workflows … Read More

Optimizing Data Flow for Scientific Discovery

by Mats Rynge on May 15, 2024 with No Comments

ISI research news has published an article about SCEC’s use of Pegasus. No one can precisely predict when an earthquake is to happen. Since the 1994 6.7-magnitude Northridge earthquake in Los Angeles County that caused 72 deaths, 9,000 injuries and $25 billion in damages, Southern California has been anxiously waiting … Read More

SCEC latest Cybershake Study 22.12 on Summit using Pegasus

by Karan Vahi on February 15, 2024 with No Comments

SCEC (Statewide California Earthquake Center) recently completed Cybershake Study 22.12 that generated a hazard map for Southern California which depicts what regions are expected to experience strong ground motions at least once in the next 2,500 years. In order to come up with this map, SCEC runs physics-based computational models … Read More

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