WLCG/HSF Workshop 2025

from Monday 5 May 2025 (12:00) to Friday 9 May 2025 (14:35)
IJCLab, Paris (Auditorium P. Lehmann, Building 200)

        : Sessions
    /     : Talks
        : Breaks
5 May 2025
6 May 2025
7 May 2025
8 May 2025
9 May 2025
AM
08:30 --- Welcome coffee ---
09:00
HSF - Stefan Roiser (CERN) (until 12:30) (Auditorium Joliot Curie, Building 100)
09:00 ROOT: Taking stock of the Run 3 experience towards ROOT7 - Danilo Piparo (CERN)  
09:30 Latest Developments in RooFit and Plans - Jonas Rembser (CERN)  
10:00 Introduction to the Virtual Research Environment: an end-user perspective - Sukanya Sinha (The University of Manchester (GB))  
10:30 --- Coffee break ---
11:00 Accelerating HEP detector simulations using G4HepEm - Mihaly Novak (CERN)  
11:20 AdePT - Offloading electromagnetic showers in Geant4 simulations to GPU - Severin Diederichs (CERN)  
09:00 WLCG - James Letts (Univ. of California San Diego (US)) Julia Andreeva (CERN) (until 10:30)
09:00 Summary of the HEPiX Spring 2025 Workshop - Jose Flix Molina (CIEMAT - Centro de Investigaciones Energéticas Medioambientales y Tec. (ES))  
09:20 Status and evolution of French sites - Laurent Duflot (CNRS (FR))  
09:40 Storage relocation: INFN-CNAF experience - Andrea Rendina  
10:30 --- Coffee break ---
11:00 WLCG - Alessandro Di Girolamo (CERN) Panos Paparrigopoulos (CERN) (until 12:30)
11:00 Token Transition Overview - Maarten Litmaath (CERN)  
11:30 Tape REST API, Tokens & FTS: A Unified Proposal - Mihai Patrascoiu (CERN)  
12:00 Discussion  
08:30 --- Welcome coffee ---
09:00
HSF - Paul James Laycock (Universite de Geneve (CH)) (until 12:30) (Auditorium Joliot Curie, Building 100)
09:00 The European Virtual Institute for Research Software Excellence (EVERSE) - Graeme A Stewart (CERN)  
09:20 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))  
09:40 The EVERSE Research Software Quality Toolkit - Michael Philip Sparks (The University of Manchester (GB))  
10:30 --- Coffee break ---
11:00 Scikit-HEP project news and future directions - Eduardo Rodrigues (University of Liverpool (GB))  
11:20 Marionette: Data Structure Description and Management for Heterogeneous Computing - Nuno Dos Santos Fernandes (Laboratory of Instrumentation and Experimental Particle Physics (PT))  
11:40 Julia: Sustainability and Efficiency - Graeme A Stewart (CERN)  
09:00 WLCG - James Letts (Univ. of California San Diego (US)) Alessandro Di Girolamo (CERN) (until 12:30)
09:00 WLCG Technical Roadmap - introduction - James Letts (Univ. of California San Diego (US)) Alessandro Di Girolamo (CERN)  
09:25 Technical Roadmap - setting the scene - estimates of requirements for Run4 and Run5 - Ben Couturier (CERN)  
09:45 Technical Roadmap - setting the scene - estimates on capacity increase at flat budget scenario - Dr Andrea Sciabà (CERN)  
10:00 Discussions on the structure and the content of the chapters - James Letts (Univ. of California San Diego (US)) Alessandro Di Girolamo (CERN)  
10:30 --- Coffee break ---
11:00 Discussions on the structure and content of the chapters - James Letts (Univ. of California San Diego (US)) Alessandro Di Girolamo (CERN)  
08:30 --- Welcome coffee ---
09:00
Plenary - David Britton (University of Glasgow (GB)) Caterina Doglioni (The University of Manchester (GB)) (until 12:30)
09:00 Introduction - David Britton (University of Glasgow (GB)) Caterina Doglioni (The University of Manchester (GB))  
09:18 Power Accounting in Heterogeneous Compute Clusters - Emanuele Simili  
09:36 Enhancing Job Monitoring with Power Consumption Metrics - Natalia Diana Szczepanek (CERN) Domenico Giordano (CERN)  
09:54 Energy saving measures during peak summer at DESY - Thomas Hartmann (Deutsches Elektronen-Synchrotron (DE))  
10:07 GreenDIGIT: updates from the WLCG Environmental Sustainability Workshop - Gergely Sipos  
10:20 Discussion on power accounting benchmarks part 1: sites perspective  
10:43 --- Coffee break ---
11:10 Green software in HEP: benchmarks and studies on MC generators - Tobias Fitschen (The University of Manchester (GB)) Luis Villar (University of Manchester)  
11:30 Environmental impact, carbon and sustainability of computing in the ATLAS experiment - Rodney Walker (Ludwig Maximilians Universitat (DE))  
11:45 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 Discussion on power accounting and beyond part 2: inputs from sites, users and experimental collaborations  
08:30 --- Welcome coffee ---
09:30
Plenary (until 12:00)
09:30 Computing Challenges for the Einstein Telescope - Paul James Laycock (Universite de Geneve (CH))  
09:50 Recap and next steps - DOMA and WLCG Ops - Katy Ellis (Science and Technology Facilities Council STFC (GB)) Panos Paparrigopoulos (CERN)  
10:05 Recap and next steps - WLCG/HSF Sustainability - David Britton (University of Glasgow (GB)) Caterina Doglioni (The University of Manchester (GB))  
10:20 --- Coffee break ---
10:50 Recap and next steps - HSF - Graeme A Stewart (CERN)  
11:05 Recap and next steps - WLCG Technical Coordination  
11:20 Recap and next steps - Analysis at scale - Dr Nicole Skidmore (University of Warwick) Alessandra Forti (The University of Manchester (GB))  
11:35 Some final words ...  
PM
12:00
Plenary (until 13:30)
13:30
Plenary - Michel Jouvin (Université Paris-Saclay (FR)) Simone Campana (CERN) (until 14:35)
13:30 Welcome in Orsay - Valerie CHAMBERT Michel Jouvin (Université Paris-Saclay (FR))  
13:45 Introduction - WLCG - Tommaso Boccali David Britton (University of Glasgow (GB)) Simone Campana (CERN)  
14:10 Introduction - HSF - Paul James Laycock (Universite de Geneve (CH)) Eduardo Rodrigues (University of Liverpool (GB))  
14:35
Plenary - Alessandro Di Girolamo (CERN) Paul James Laycock (Universite de Geneve (CH)) (until 17:40)
14:35 AI & WLCG/HSF - scope of the session - Paul James Laycock (Universite de Geneve (CH)) Alessandro Di Girolamo (CERN)  
14:40 AI and Facilities - Ilija Vukotic (University of Chicago (US))  
15:15 --- coffee/tea break ---
15:45 AI/ML for Physics use cases - Tommaso Boccali  
16:20 Heterogeneous resources and experiment software - Paolo Calafiura (Lawrence Berkeley National Lab. (US))  
16:55 Facility view: Heterogeneous resources deployment and usage - Ben Jones (CERN) Rodney Walker (Ludwig Maximilians Universitat (DE))  
17:20 Discussion  
18:15
Social event (until 19:45)
12:30 --- Lunch ---
13:45
Plenary -Dr Nicole Skidmore (University of Warwick) Alessandra Forti (The University of Manchester (GB)) (until 18:25)
13:45 Responding Faster: Lessons from a security incident - Jose Carlos Luna Duran (CERN)  
14:15 User experience - Albert Gyorgy Borbely (University of Glasgow (GB))  
14:30 CMS analysis facility contribution - Oksana Shadura (University of Nebraska Lincoln (US))  
14:45 ATLAS analysis facility contribution - Emma Torro Pastor (Univ. of Valencia and CSIC (ES))  
15:00 Understanding the scale of HL-LHC physics analyses - Alexander Held (University of Wisconsin Madison (US)) Oksana Shadura (University of Nebraska Lincoln (US))  
15:30 --- Coffee break ---
16:00 LHCb analysis facility contribution - Dr Nicole Skidmore (University of Warwick)  
16:15 ALICE analysis facility contribution - Maarten Litmaath (CERN)  
16:30 Exploiting extremely-parallel technologies for future large-scale physics analyses demands - Jonas Rembser (CERN)  
16:50 Proposal for Interdisciplinary Analysis Facilities - Thomas Hartmann (Deutsches Elektronen-Synchrotron (DE))  
17:05 Analysis at the HL-LHC: Data Delivery, ServiceX, and Addressing Our Analysis Challenges - Gordon Watts (University of Washington (US))  
12:30 --- Lunch ---
14:15
HSF - Michel Hernandez Villanueva (Brookhaven National Laboratory (US)) (until 18:05) (Auditorium Joliot Curie, Building 100)
14:15 Overview, goals - Michel Hernandez Villanueva (Brookhaven National Laboratory (US))  
14:30 The EVERSE training and recognition plan - Kenneth Brian Rioja (IT-FTI)  
15:00 GWOSC and gravitational-wave data analysis training - Massimiliano Razzano Dr Stefano Bagnasco (Istituto Nazionale di Fisica Nucleare, Torino)  
15:30 --- Coffee break ---
16:00 Training on sustainable computing at DESY - Christoph Wissing (Deutsches Elektronen-Synchrotron (DE))  
16:30 User Learning for ePIC - Holly Szumila-Vance (Florida International University)  
17:00 HOWTO Train: the HSF Training experience - Michel Hernandez Villanueva (Brookhaven National Laboratory (US))  
14:15 WLCG - Julia Andreeva (CERN) Maarten Litmaath (CERN) Panos Paparrigopoulos (CERN) (until 18:00)
14:15 Introduction to the OPS session - Julia Andreeva (CERN)  
14:20 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))  
15:50 --- Coffee break ---
16:10 Accounting of jobs submitted with tokens and changes required in the WLCG accounting infrastructure. - Mr Tom Dack  
16:25 GGUS: past, present, future - Aliaksei Hrynevich (Karlsruher Institut für Technologie) Pavel Weber Guenter Grein Aliaksei Hrynevich (Karlsruhe Institute of Technology (KIT))  
17:10 Job Allocation and Handling, status report from the WG - Antonio Perez-Calero Yzquierdo (Centro de Investigaciones Energéticas Medioambientales y Tecnológicas)  
17:30 Security training opportunities - David Crooks  
12:30 --- Lunch ---
14:15
HSF (until 17:30) (Auditorium Joliot Curie, Building 100)
15:30 --- Coffee break ---
14:15 WLCG - Katy Ellis (Science and Technology Facilities Council STFC (GB)) Johannes Elmsheuser (Brookhaven National Laboratory (US)) (until 17:30)
14:15 Introduction and Status of DOMA - Johannes Elmsheuser (Brookhaven National Laboratory (US)) Katy Ellis (Science and Technology Facilities Council STFC (GB))  
14:35 Rucio in DOMA - Martin Barisits (CERN)  
14:55 FTS evolution towards DC27 - Steven Murray (CERN) Mihai Patrascoiu (CERN)  
15:15 --- Coffee break ---
15:45 Status of Monitoring of DOMA components - Borja Garrido Bear (CERN)  
16:05 Status of DOMA BDT activity - Petr Vokac (Czech Technical University in Prague (CZ)) Mihai Patrascoiu (CERN)  
16:30 Mini data challenges - Katy Ellis (Science and Technology Facilities Council STFC (GB)) Johannes Elmsheuser (Brookhaven National Laboratory (US))  
15:00 WLCG (until 17:00) (Salle 139, Building 200)
20:00 Social Dinner  
12:00 --- Lunch ---