Pegasus Workflows on OLCF Summit

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Summit is a leadership-class computing system for open science that is hosted at the Oak Ridge National Laboratory. Summit, launched in 2018, delivers 8 times the computational performance of Titan’s 18,688 nodes, using only 4,608 nodes. Its architecture with the associated GPU resources, makes it an attractive resource for scientists … Read More

Pegasus and Dynamo Aiding Weather Scientists

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Computational science today depends on many complex, compute and data-intensive applications operating on distributed datasets that originate from a variety of scientific instruments and data repositories. Two major challenges for these applications are (1) the provisioning of compute resources and (2) the integration of data into the scientists’ workflow. Background … Read More

eScience 2019 and Gateways 2019 Talks and Events

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The Pegasus (SciTech) group will be presenting several talks at various workshops and main conference sessions for both the eScience 2019 and Gateways 2019 conferences. See below for a list of our team’s events (details pending). If you would like to meet with the Pegasus team in person, please email … Read More

Pegasus 4.9.1 Released

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We are happy to announce the release of Pegasus 4.9.1 . Pegasus 4.9.1 is a minor bug fix release and includes a major change to how transfers are handled for containerized jobs. Pegasus 4.9.1 also includes support for Shifter. Until Pegasus 4.9.0 the transfers for the jobs were conducted on the host … Read More