Pegasus: Makes the Work Flow

This article is a repost from OSG: “Learning and adapting with OSG: Investigating the strong nuclear force”   By: Josephine Watkins The GRIFFIN Spectrometer. (Image credit: Kirk Chantraine, TRIUMF Photowalk 2018). Connor Natzke’s journey with the OSG Consortium began in 2019 as a student of the OSG User School. Today, … Read More

Congratulations to Connor Natzke for winning the 2022 David Swanson Memorial Award. Below is a description of Connor’s workflow. In general if you want to measure something very small, you need a very large microscope; if you want to measure the nuclear strong force, the force that holds the nuclei … Read More

Date: Thursday, March 24th, 2022 Time:11:00am – 12:00pm PST Location: ISI Title Chameleon: An Innovation Platform for Computer Science Research and Education Abstract We live in interesting times: new ideas and technological opportunities emerge at ever increasing rate in disaggregated hardware, programmable networks, and the edge computing and IoT space to … Read More

Date: Thursday, February 17th, 2022 Time: 8:00am – 9:00am PST Location: ISI Title YML and Multi-Level Programming Paradigms using Graphs of Task Abstract Exascale supercomputers will have highly hierarchical architectures with nodes composed by lot-of- core processors and often accelerators. Methods would often have to be redesigned and new ones … Read More

Developers of the Montage toolkit, Bruce Berriman and John Good of the NASA Exoplanet Science Institute, Infrared Processing and Analysis Center (IPAC) at the California Institute of Technology, have presented in the Astronomical Data Analysis Software and Systems (ADASS) 2021 conference on how you can utilize Pegasus to build and run Montage pipelines on the OSG to generate massive mosaics of the sky. Take a look at what they have done in their demo and try it out for yourself!

USC computer science students, Patrycja Krawczuk (PhD) and Shubham Nagarkar (MS), share how they have used the Pegasus Workflow Management system to develop CrisisFlow, a computational workflow that can aid in disaster relief efforts by accurately classifying multimodal social media posts relating to crisis events.

We are happy to announce the release of Pegasus 5.0.1, which is a minor bug fix release for Pegasus 5.0. We invite our users to give it a try. The release features improvements to the Pegasus Python API including ability to visualize statically the abstract and generated executable workflows. It also has … Read More

The Pegasus (SciTech) group will be actively participating in several events and presenting talks in workshops, posters, and presenting papers at eScience 2021. Find below a list of events where you can meet our team. We look forward to seeing you! … Monday, September 20th: PRESENTATION: Pegasus 5.0 Workflows Speakers: Karan … Read More