WLCG/HSF Workshop 2025

from Monday, May 5, 2025 (12:00 PM) to Friday, May 9, 2025 (2:35 PM)
IJCLab, Paris (Auditorium P. Lehmann, Building 200)

        : Sessions
    /     : Talks
        : Breaks
May 5, 2025
May 6, 2025
May 7, 2025
May 8, 2025
May 9, 2025
AM
8:30 AM --- Welcome coffee ---
9:00 AM
HSF - Stefan Roiser (CERN) (until 12:30 PM) (Auditorium Joliot Curie, Building 100)
9:00 AM ROOT: Taking stock of the Run 3 experience towards ROOT7 - Danilo Piparo (CERN)  
9:30 AM Latest Developments in RooFit and Plans - Jonas Rembser (CERN)  
10:00 AM Introduction to the Virtual Research Environment: an end-user perspective - Sukanya Sinha (The University of Manchester (GB))  
10:30 AM --- Coffee break ---
11:00 AM Accelerating HEP detector simulations using G4HepEm - Mihaly Novak (CERN)  
11:20 AM AdePT - Offloading electromagnetic showers in Geant4 simulations to GPU - Severin Diederichs (CERN)  
9:00 AM WLCG - James Letts (Univ. of California San Diego (US)) Julia Andreeva (CERN) (until 10:30 AM)
9:00 AM Summary of the HEPiX Spring 2025 Workshop - Jose Flix Molina (CIEMAT - Centro de Investigaciones Energéticas Medioambientales y Tec. (ES))  
9:20 AM Status and evolution of French sites - Laurent Duflot (CNRS (FR))  
9:40 AM Storage relocation: INFN-CNAF experience - Andrea Rendina  
10:30 AM --- Coffee break ---
11:00 AM WLCG - Alessandro Di Girolamo (CERN) Panos Paparrigopoulos (CERN) (until 12:30 PM)
11:00 AM Token Transition Overview - Maarten Litmaath (CERN)  
11:30 AM Tape REST API, Tokens & FTS: A Unified Proposal - Mihai Patrascoiu (CERN)  
12:00 PM Discussion  
8:30 AM --- Welcome coffee ---
9:00 AM
HSF - Paul James Laycock (Universite de Geneve (CH)) (until 12:30 PM) (Auditorium Joliot Curie, Building 100)
9:00 AM The European Virtual Institute for Research Software Excellence (EVERSE) - Graeme A Stewart (CERN)  
9:20 AM The EVERSE/ESCAPE use cases: evaluating and improving the quality of HEP software - Michael Philip Sparks (The University of Manchester (GB)) James Smith (The University of Manchester (GB)) Tobias Fitschen (The University of Manchester (GB))  
9:40 AM The EVERSE Research Software Quality Toolkit - Michael Philip Sparks (The University of Manchester (GB))  
10:30 AM --- Coffee break ---
11:00 AM Scikit-HEP project news and future directions - Eduardo Rodrigues (University of Liverpool (GB))  
11:20 AM Marionette: Data Structure Description and Management for Heterogeneous Computing - Nuno Dos Santos Fernandes (Laboratory of Instrumentation and Experimental Particle Physics (PT))  
11:40 AM Julia: Sustainability and Efficiency - Graeme A Stewart (CERN)  
9:00 AM WLCG - James Letts (Univ. of California San Diego (US)) Alessandro Di Girolamo (CERN) (until 12:30 PM)
9:00 AM WLCG Technical Roadmap - introduction - James Letts (Univ. of California San Diego (US)) Alessandro Di Girolamo (CERN)  
9:25 AM Technical Roadmap - setting the scene - estimates of requirements for Run4 and Run5 - Ben Couturier (CERN)  
9:45 AM Technical Roadmap - setting the scene - estimates on capacity increase at flat budget scenario - Dr Andrea Sciabà (CERN)  
10:00 AM Discussions on the structure and the content of the chapters - James Letts (Univ. of California San Diego (US)) Alessandro Di Girolamo (CERN)  
10:30 AM --- Coffee break ---
11:00 AM Discussions on the structure and content of the chapters - James Letts (Univ. of California San Diego (US)) Alessandro Di Girolamo (CERN)  
8:30 AM --- Welcome coffee ---
9:00 AM
Plenary - David Britton (University of Glasgow (GB)) Caterina Doglioni (The University of Manchester (GB)) (until 12:30 PM)
9:00 AM Introduction - David Britton (University of Glasgow (GB)) Caterina Doglioni (The University of Manchester (GB))  
9:18 AM Power Accounting in Heterogeneous Compute Clusters - Emanuele Simili  
9:36 AM Enhancing Job Monitoring with Power Consumption Metrics - Natalia Diana Szczepanek (CERN) Domenico Giordano (CERN)  
9:54 AM Energy saving measures during peak summer at DESY - Thomas Hartmann (Deutsches Elektronen-Synchrotron (DE))  
10:07 AM GreenDIGIT: updates from the WLCG Environmental Sustainability Workshop - Gergely Sipos  
10:20 AM Discussion on power accounting benchmarks part 1: sites perspective  
10:43 AM --- Coffee break ---
11:10 AM Green software in HEP: benchmarks and studies on MC generators - Tobias Fitschen (The University of Manchester (GB)) Luis Villar (University of Manchester)  
11:30 AM Environmental impact, carbon and sustainability of computing in the ATLAS experiment - Rodney Walker (Ludwig Maximilians Universitat (DE))  
11:45 AM Environmental impact of computing in LHCb - Francesco Sborzacchi (CERN) Henryk Giemza (National Centre for Nuclear Research (PL)) Henryk Giemza (National Centre for Nuclear Research (PL))  
11:55 AM Discussion on power accounting and beyond part 2: inputs from sites, users and experimental collaborations  
8:30 AM --- Welcome coffee ---
9:30 AM
Plenary (until 12:00 PM)
9:30 AM Computing Challenges for the Einstein Telescope - Paul James Laycock (Universite de Geneve (CH))  
9:50 AM Recap and next steps - DOMA and WLCG Ops - Katy Ellis (Science and Technology Facilities Council STFC (GB)) Panos Paparrigopoulos (CERN)  
10:05 AM Recap and next steps - WLCG/HSF Sustainability - David Britton (University of Glasgow (GB)) Caterina Doglioni (The University of Manchester (GB))  
10:20 AM --- Coffee break ---
10:50 AM Recap and next steps - HSF - Graeme A Stewart (CERN)  
11:05 AM Recap and next steps - WLCG Technical Coordination  
11:20 AM Recap and next steps - Analysis at scale - Dr Nicole Skidmore (University of Warwick) Alessandra Forti (The University of Manchester (GB))  
11:35 AM Some final words ...  
PM
12:00 PM
Plenary (until 1:30 PM)
1:30 PM
Plenary - Michel Jouvin (Université Paris-Saclay (FR)) Simone Campana (CERN) (until 2:35 PM)
1:30 PM Welcome in Orsay - Valerie CHAMBERT Michel Jouvin (Université Paris-Saclay (FR))  
1:45 PM Introduction - WLCG - Tommaso Boccali David Britton (University of Glasgow (GB)) Simone Campana (CERN)  
2:10 PM Introduction - HSF - Paul James Laycock (Universite de Geneve (CH)) Eduardo Rodrigues (University of Liverpool (GB))  
2:35 PM
Plenary - Alessandro Di Girolamo (CERN) Paul James Laycock (Universite de Geneve (CH)) (until 5:40 PM)
2:35 PM AI & WLCG/HSF - scope of the session - Paul James Laycock (Universite de Geneve (CH)) Alessandro Di Girolamo (CERN)  
2:40 PM AI and Facilities - Ilija Vukotic (University of Chicago (US))  
3:15 PM --- coffee/tea break ---
3:45 PM AI/ML for Physics use cases - Tommaso Boccali  
4:20 PM Heterogeneous resources and experiment software - Paolo Calafiura (Lawrence Berkeley National Lab. (US))  
4:55 PM Facility view: Heterogeneous resources deployment and usage - Ben Jones (CERN) Rodney Walker (Ludwig Maximilians Universitat (DE))  
5:20 PM Discussion  
6:15 PM
Social event (until 7:45 PM)
12:30 PM --- Lunch ---
1:45 PM
Plenary -Dr Nicole Skidmore (University of Warwick) Alessandra Forti (The University of Manchester (GB)) (until 6:25 PM)
1:45 PM Responding Faster: Lessons from a security incident - Jose Carlos Luna Duran (CERN)  
2:15 PM User experience - Albert Gyorgy Borbely (University of Glasgow (GB))  
2:30 PM CMS analysis facility contribution - Oksana Shadura (University of Nebraska Lincoln (US))  
2:45 PM ATLAS analysis facility contribution - Emma Torro Pastor (Univ. of Valencia and CSIC (ES))  
3:00 PM Understanding the scale of HL-LHC physics analyses - Alexander Held (University of Wisconsin Madison (US)) Oksana Shadura (University of Nebraska Lincoln (US))  
3:30 PM --- Coffee break ---
4:00 PM LHCb analysis facility contribution - Dr Nicole Skidmore (University of Warwick)  
4:15 PM ALICE analysis facility contribution - Maarten Litmaath (CERN)  
4:30 PM Exploiting extremely-parallel technologies for future large-scale physics analyses demands - Jonas Rembser (CERN)  
4:50 PM Proposal for Interdisciplinary Analysis Facilities - Thomas Hartmann (Deutsches Elektronen-Synchrotron (DE))  
5:05 PM Analysis at the HL-LHC: Data Delivery, ServiceX, and Addressing Our Analysis Challenges - Gordon Watts (University of Washington (US))  
12:30 PM --- Lunch ---
2:15 PM
HSF - Michel Hernandez Villanueva (Brookhaven National Laboratory (US)) (until 6:05 PM) (Auditorium Joliot Curie, Building 100)
2:15 PM Overview, goals - Michel Hernandez Villanueva (Brookhaven National Laboratory (US))  
2:30 PM The EVERSE training and recognition plan - Kenneth Brian Rioja (IT-FTI)  
3:00 PM GWOSC and gravitational-wave data analysis training - Massimiliano Razzano Dr Stefano Bagnasco (Istituto Nazionale di Fisica Nucleare, Torino)  
3:30 PM --- Coffee break ---
4:00 PM Training on sustainable computing at DESY - Christoph Wissing (Deutsches Elektronen-Synchrotron (DE))  
4:30 PM User Learning for ePIC - Holly Szumila-Vance (Florida International University)  
5:00 PM HOWTO Train: the HSF Training experience - Michel Hernandez Villanueva (Brookhaven National Laboratory (US))  
2:15 PM WLCG - Julia Andreeva (CERN) Maarten Litmaath (CERN) Panos Paparrigopoulos (CERN) (until 6:00 PM)
2:15 PM Introduction to the OPS session - Julia Andreeva (CERN)  
2:20 PM AUDITOR. First results of the assessment by the WLCG sites - Thomas Hartmann (Deutsches Elektronen-Synchrotron (DE)) Maria Alandes Pradillo (CERN) Michael Boehler (University of Freiburg (DE)) Michael Boehler (Deutsches Elektronen-Synchrotron (DE)) Max Fischer (Karlsruhe Institute of Technology) Alexander Raphael Kleinemuhl (Bergische Universitaet Wuppertal (DE)) Alessandro Pascolini (Universita e INFN, Bologna (IT))  
3:50 PM --- Coffee break ---
4:10 PM Accounting of jobs submitted with tokens and changes required in the WLCG accounting infrastructure. - Mr Tom Dack  
4:25 PM GGUS: past, present, future - Aliaksei Hrynevich (Karlsruher Institut für Technologie) Pavel Weber Guenter Grein Aliaksei Hrynevich (Karlsruhe Institute of Technology (KIT))  
5:10 PM Job Allocation and Handling, status report from the WG - Antonio Perez-Calero Yzquierdo (Centro de Investigaciones Energéticas Medioambientales y Tecnológicas)  
5:30 PM Security training opportunities - David Crooks  
12:30 PM --- Lunch ---
2:15 PM
HSF (until 5:30 PM) (Auditorium Joliot Curie, Building 100)
3:30 PM --- Coffee break ---
2:15 PM WLCG - Katy Ellis (Science and Technology Facilities Council STFC (GB)) Johannes Elmsheuser (Brookhaven National Laboratory (US)) (until 5:30 PM)
2:15 PM Introduction and Status of DOMA - Johannes Elmsheuser (Brookhaven National Laboratory (US)) Katy Ellis (Science and Technology Facilities Council STFC (GB))  
2:35 PM Rucio in DOMA - Martin Barisits (CERN)  
2:55 PM FTS evolution towards DC27 - Steven Murray (CERN) Mihai Patrascoiu (CERN)  
3:15 PM --- Coffee break ---
3:45 PM Status of Monitoring of DOMA components - Borja Garrido Bear (CERN)  
4:05 PM Status of DOMA BDT activity - Petr Vokac (Czech Technical University in Prague (CZ)) Mihai Patrascoiu (CERN)  
4:30 PM Mini data challenges - Katy Ellis (Science and Technology Facilities Council STFC (GB)) Johannes Elmsheuser (Brookhaven National Laboratory (US))  
3:00 PM WLCG (until 5:00 PM) (Salle 139, Building 200)
8:00 PM Social Dinner  
12:00 PM --- Lunch ---