Present: Erik Schnetter, Maria Hamilton, Zach Etienne, Peter Diener, Roland Haas, William Gabella, Steven Brandt, Miguel Zilhao, Zhichao Zhao, Beyhan, Chrisopher Evans, Liu Haoyang Chair: Peter Minutes: Maria
Peter opens the meeting with the agenda. * Future of ET: the new grant is awarded - https://www.nsf.gov/awardsearch/showAward?AWD_ID=2004879&HistoricalAwards=false - Roland intends to have a wiki open to users - It will consist on 3 parts: Carpetx, NRPy and Canuta * Eric gives a presentation of AMReX (https://amrex-codes.github.io/amrex/index.html), the software the new driver Carpetx is based on (https://bitbucket.org/eschnett/cactusamrex
). * Zach had some questions on the indexing in AMRex, which is different from Carpet indexing, and Eric offered to give a Workshop on it. AMRex output is ineffective, and he is also working at a different file output (https://wci.llnl.gov/simulation/computer-codes/silo). * Zach gives a review of NRPy, which can be separated in 3 categories: - Register grid functions and parameters - Baikal - integration ET and NRPy - GPU kernels * Miguel gave a brief description of Canuta, that models Gravity augmented with other fields * Roland requires an update update on potential codes to be included in next release - BaikalETK: Zach, Helvi will have it reviewed in short time) - PreSync: Steve refers to documentation * Timeline of upcoming release freeze: May 7 * Roland does not have new updates for testsuites results, but the test system has changed, and some tests need to be redone. * Lastly, Peter discusses with Miguel about an unanswered question on the mailing list regarding summation by parts. * Erik raises the question about a standard Benchmark and offers to run one. * The meeting adjourns. _______________________ Maria C. Babiuc Hamilton, Ph.D. Professor, Department of Physics College of Science, Marshall University, 1 John Marshall Drive, Huntington, WV, 25755 Room S 257, Phone: (304)696-2754
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