Let’s Talk Exascale

ECP’s Let’s Talk Exascale podcast goes behind the scenes to chat with some of the people who are bringing a capable and sustainable exascale computing ecosystem to fruition. Discussions revolve around the challenges, successes, and expected impact of the project.

We hope you enjoy the podcast, and we welcome your ideas for future episodes.  Contact us at [email protected]


105Getting Computing Luminary Jack Dongarra’s Perspective on the Exascale Computing ProjectJack Dongarra22:15
104Siting the El Capitan Exascale Supercomputer at Lawrence Livermore National LaboratoryBronis R. de Supinski 31:33
103Revisiting the CANcer Distributed Learning Environment (CANDLE) ProjectJohn Gounley and Heidi Hanson21:41
102Delivering Impactful Science, Deploying Aurora, and Partnering with ECP at the ALCFKatherine Riley31:29
101Discussing NERSC's Unique Global Role and Close Collaboration with ECPRichard Gerber 29:39
100Reflecting on the ‘Why’ behind Supercomputing Simulations: Advancing ScienceBronson Messer28:03
99ECP's WarpX Team Successfully Models Promising Laser Plasma Accelerator TechnologyJean-Luc Vay, Axel Huebl, Henri Vincenti, and Luca Fedeli32:14
98Providing Exascale-Class Multiphysics Simulation Capability to Multiple Science Domains Anshu Dubey and J. Austin Harris 29:55
97Enabling Highly Accurate and Reliable Predictions of the Basic Properties of Materials”Paul Kent22:27
96Leveraging Machine Learning for Computational and Experimental Science and EngineeringLogan Ward18:26
95Enabling Cross-Project Research to Strengthen Math Libraries for Scientific SimulationsNatalie Beams24:23
94Revisiting the E4S Software Ecosystem Upon Release of Version 22.02Mike Heroux16:34
93Preparing the PETSc/TAO Software Suite to Support Exascale Scientific ApplicationsTodd Munson and Richard Tran Mills23:15
92Helping Users Deploy High-Performance Computing Tools and LibrariesSameer Shende10:04
91Let's Talk Exascale Code Development: CANcer Distributed Learning Environment (CANDLE)Harry Yoo, Thomas Brettin, and Venkatram Vishwanath 15:42
90Designing the Electrical Infrastructure for a Supercomputer with Unprecedented Power DemandsRick Griffin12:17
89Helping Large-Scale Multiphysics Engineering and Scientific Applications Achieve Their GoalsSiva Rajamanickam25:54
88Frontier: Guiding the Design and Construction of the Mechanical SystemsDavid Grant13:26
87Frontier: ORNL’s Justin Whitt on Deploying the Nation’s First Exascale SupercomputerJustin Whitt9:37
86An Interview with Exascale Computing Project Director Doug KotheDoug Kothe24:01
85Sunita Chandrasekaran Reflects on Teaching Supercomputing and Leading the ECP SOLLVE ProjectSunita Chandrasekaran18:52
84The Flux Software Framework Manages and Schedules Modern Supercomputing WorkflowsDong Ahn, Stephen Herbein, Dan Milroy, and Tapasya Patki35:04
83Optimizing the North American Power Grid to Improve Reliability and Support Grid DecarbonizationSlaven Peles13:21
82Let’s Talk Exascale Code Development: WDMapp—XGC, GENE, GEMTim Williams, Aaron Scheinberg, Kai Germaschewski, and Bryce Allen49:13
81Applying Graph Algorithms to Solve Key Science Problems of Importance to the NationMahantesh Halappanavar, Aydin Buluc, Marco Minutoli, Alex Pothen, and Erik Boman36:37
80Update with Doug Kothe: Progress, Annual Meeting Highlights, and MoreDoug Kothe22:02
79Let’s Talk Exascale Code Development: HACCNicholas Frontiere, Steve Rangel, Michael Buehlmann, and JD Emberson22:02
78Ensuring the Exascale Ecosystem Lands Successfully at Energy Department FacilitiesRyan Adamson17:35
77Let’s Talk Exascale Code Development: EQSIMBrian Homerding and Houjun Tang18:43
76Exploiting Exascale Computing to Make Earthquake Simulation Codes More PowerfulDavid McCallen16:13
75Supporting Scientific Discovery and Data Analysis in the Exascale EraJim Ahrens18:43
74Collaborative Strength Enables the EXAALT Project to Optimize GPU PerformanceDanny Perez and Rahul Gayatri22:10
73Intel Executive Discusses Engagement with Energy Department, Argonne, and ECPTrish Damkroger7:41
72Special—ECP Leadership Discusses Project Highlights, Challenges, and the Expected Impact of Exascale ComputingMembers of the ECP leadership team1:26:54
71Scaling up Clean Fossil Fuel Combustion Technology for Industrial UseMadhava Syamlal and Jordan Musser33:55
70E3SM-MMF: Forecasting Water Resources and Severe Weather with Greater ConfidenceMark Taylor17:15
69Major Update of the MFEM Finite Element Library Broadens GPU SupportTzanio Kolev6:28
68ExaAM Project Aims to Transform Additive Manufacturing through Exascale SimulationJohn Turner25:00
67Flexible Package Manager Automates the Deployment of Software on SupercomputersTodd Gamblin5:54
66Reducing the Memory Footprint and Data Movement on Exascale SystemsPeter Lindstrom12:36
65Accelerating the Adoption of Container Technologies for Exascale ComputingAndrew Younge7:51
64Creating the Ability to Design Smaller, Cheaper Particle AcceleratorsAxel Huebl, Jean-Luc Vay, and Maxence Thévenet9:12
63Delivering Exascale Machine Learning Algorithms and Tools for Scientific ResearchPeter Nugent, Frank Alexander, and Brian Van Essen10:42
62Collaborative Community Impacts High-Performance Computing Programming EnvironmentsHal Finkel10:43
61Helping Applications Leverage Future Computing Architectures with First-Rate Discretization LibrariesTzanio Kolev9:47
60Simplifying the Deployment of High-Performance Computing Tools and LibrariesSameer Shende8:34
59Ushering in a New Approach to Scientific ComputingIan Foster7:12
58Project Update: Excellent Review Results, Readiness for Accelerated Architectures, MoreDoug Kothe31:13
57Solving Multiphysics Problems at Scale on Today’s Most Powerful SupercomputersStuart Slattery and Damien Lebrun-Grandie13:38
56Earth and Space Science Applications Simulate Elusive Phenomena to Confirm ObservationsAnshu Dubey13:26
55Rewriting a Legacy Computational Chemistry Software Package for Larger Simulations and Exascale SpeedBert de Jong, Sriram Krishnamoorthy, and Huub Van Dam7:16
54Providing Exascale Solutions for the Assembly and Analysis of Metagenomic DataKathy Yelick and Lenny Oliker12:40
53Developing a Codebase for Deep Learning on Supercomputers to Fight CancerGina Tourassi14:54
52Aiming to be among the First Applications to Run at ExascaleKatrin Heitmann8:58
51Method Enables Collaborative Software Teams to Enhance Effectiveness and EfficiencyElaine Raybourn14:50
50Tackling the Complex Task of Software Deployment and Continuous Integration at FacilitiesRyan Adamson5:56
49Optimizing Math Libraries to Prepare Applications for Exascale ComputingUlrike Meier Yang14:03
48An Alternative to OpenMP and an On-Ramp to Future C++ StandardsChristian Trott10:26
47The Ginkgo Library Project is Developing a Vision for Multiprecision AlgorithmsHartwig Anzt12:51
46Software Enables Use of Distributed In-System Storage and Parallel File SystemSarp Oral and Kathryn Mohror11:28
45R&D 100 Award-winning Software Enables I/O Performance Portability and Code ProgressKathryn Mohror and Elsa Gonsiorowski12:18
44ECP Team Reengineers Materials Simulation Code, Achieves Atypical Performance IncreaseDanny Perez13:39
43ECP’s ExaStar Project Seeks Answers Hidden in the CosmosDaniel Kasen and Bronson Messer12:09
42A Discussion with ECP's Director—July 2019Doug Kothe29:02
41Exascale Computing Could Drastically Boost the Capabilities of Energy ApplicationsTom Evans9:27
40High Precision for Studying the Building Blocks of the UniverseAndreas Kronfeld5:58
39A Potential Revolution for X-Ray Free-Electron Laser FacilitiesAmedeo Perrazo9:01
38Predictive Simulations May Point to the Best Design for Fusion ReactorsAmitava Bhattacharjee6:37
37Codes to Solve Multiphysics ProblemsDavid Daniel11:43
36The EZ Project Focuses on Providing Fast, Effective Exascale Lossy Compression for Scientific DataFranck Cappello24:04
35Addressing the Challenge of Continuous Integration of Software at Department of Energy FacilitiesDave Montoya9:15
34Demonstrating In-Situ Computer Simulation Visualization and Analysis on the Sierra SupercomputerCyrus Harrison, Eric Brugger, and Matt Larsen9:14
33A Powerful Tool for Improving Parallel Computing ApplicationsSameer Shende6:16
32Aiming to Simulate the Universe with Maximal Computing PowerSalman Habib7:24
31Efforts Directed at Making Wind Farms More EfficientMichael Sprague3:09
30ORNL’s David Bernholdt on the Importance of Message Passing Interface to SupercomputingDavid Bernholdt8:02
29IDEAS-ECP Helps Ensure the Exascale Software Ecosystem is Optimally Productive and SustainableMike Heroux and Lois Curfman McInnes17:45
28AMReX Helps Scientists Optimally Focus Computing Power on the Most Critical ProblemsAnn Almgren3:53
27Using the Sierra Supercomputer to Explore the Mechanism of a Vicious CancerFred Streitz13:21
26Helping Scientists Create and Use Very Large Volumes of Data in ECP ActivitiesRob Ross9:34
25Spack: The Deployment Tool for ECP’s Software StackTodd Gamblin13:54
24Converging and Consolidating Algorithmic and Technology Innovation in Dense Linear Algebra SoftwareJakub Kurzak16:41
23A Discussion with ECP's Director—August 2018Doug Kothe20:02
22Improving the Ability to Accurately Predict the Operating Behavior of Small Modular Nuclear ReactorsSteve Hamilton11:03
21The Flexible Computational Science Infrastructure (FleCSI) Project: Supporting Multiphysics Application DevelopmentBen Bergen18:46
SpecialECP Software Technology (ST) Capability Assessment Report (CAR)Mike Heroux9:33
20Influencing the Evolution of the MPI Standard for Optimal Exascale Scientific ApplicationsPavan Balaji and Ken Raffenetti23:54
19Exascale Holds the Key to Generating Realistic and Accurate Scenarios of Future EarthquakesDavid McCallen22:58
18ADIOS: Providing a Framework for Scientific Data on Exascale SystemsADIOS research team14:58
SpecialHardware and Integration Update—May 17 2018Terri Quinn8:09
SpecialSoftware Technology Update—May 17 2018Michael Heroux11:39
SpecialApplication Development Update—May 17 2018Andrew Siegel8:31
17Making the Development of Scientific Applications Effective and Efficient for Exascale and BeyondMike Heroux17:46
16Transforming Combustion Science and Technology with Exascale SimulationsJackie Chen14:19
15Getting Ready to Model Molecular Properties at Exascale with NWChemExThom Dunning13:46
14Harnessing Exascale for the Long-Term Design and Planning of Urban SystemsCharlie Catlett23:25
13Developing Communication Software Libraries with Low Operating OverheadsScott Baden11:31
12Software Ecosystem for High-Performance Numerical LibrariesLois Curfman McInnes20:36
11Efficiently Using Power and Optimizing Performance of Scientific ApplicationsTapasya Patki13:07
10ECP Co-Design Center Looks at Particle-Based Applications for ExascaleTim Germann11:48
9Pushing MPI and Open MPI to ExascaleDavid Bernholdt9:09
8Addressing Fault Tolerance and Providing Data Reduction at ExascaleFranck Cappello12:24
7Delivering Efficient Parallel I/O with HDF5 on Exascale Computing SystemsQuincey Koziol13:10
6Picking the Best Set of Proxy Apps to Represent ECP ApplicationsDavid Richards11:07
5Conducting Unbiased Annual Evaluations of ECP ApplicationsKenny Roche11:36
4Extending the Reach of Molecular Dynamics Simulations by Leveraging ExascaleDanny Perez14:29
3Making Components of GAMESS Software More ScalableMark Gordon13:36
2Understanding, Storing, and Curating Scientific Data at ExascaleJim Ahrens7:57
1Lighting the Way to Exascale Precision MedicineRick Stevens9:05

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ECP Podcast, Let's talk exascale


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