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WLCG/HSF Workshop 2025

from Monday 5 May 2025 (12:00) to Friday 9 May 2025 (14:00)
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 (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 AdePT - Offloading electromagnetic showers in Geant4 simulations to GPU - Severin Diederichs (CERN)  
11:20 Accelerating HEP detector simulations using G4HepEm - Mihaly Novak (CERN)  
09:00
WLCG - Panos Paparrigopoulos (CERN) Alessandro Di Girolamo (CERN) (until 10:30)
10:30 --- Coffee break ---
11:00
WLCG - James Letts (Univ. of California San Diego (US)) Julia Andreeva (CERN) (until 12:30)
08:30 --- Welcome coffee ---
09:00
HSF (until 12:30)
09:00 The EVERSE/ESCAPE use cases: evaluating and improving the quality of HEP software - Michael Sparks (BBC) James Smith (The University of Manchester (GB)) Tobias Fitschen (The University of Manchester (GB))  
09:20 The EVERSE Research Software Quality Toolkit - Michael Sparks (BBC)  
09:40 Green software in HEP: benchmarks and studies on MC generators - Tobias Fitschen (The University of Manchester (GB)) Luis Villar (University of Manchester)  
10:00 Scikit-HEP project news and future directions - Eduardo Rodrigues (University of Liverpool (GB))  
10:30 --- Coffee break ---
11:00 Marionette: Data Structure Description and Management for Heterogeneous Computing - Nuno Dos Santos Fernandes (Laboratory of Instrumentation and Experimental Particle Physics (PT))  
11:20 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) (Auditorium Joliot Curie, Building 100)
10:30 --- Coffee break ---
08:30 --- Welcome coffee ---
09:00
Plenary - David Britton (University of Glasgow (GB)) Caterina Doglioni (The University of Manchester (GB)) (until 12:30)
10:30 --- Coffee break ---
08:30 --- Welcome coffee ---
09:00
Plenary (until 12:00)
10:30 --- Coffee break ---
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 to Paris - 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 (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 Facilitiy view: Heterogenous 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 ---
14:15
Plenary -Dr Nicole Skidmore (University of Warwick) Alessandra Forti (The University of Manchester (GB)) (until 18:25)
14:15 Understanding the scale of HL-LHC physics analyses - Alexander Held (University of Wisconsin Madison (US)) Oksana Shadura (University of Nebraska Lincoln (US))  
14:45 Analysis at the HL-LHC: Data Delivery, ServiceX, and Addressing Our Analysis Challenges - Gordon Watts (University of Washington (US))  
15:25 --- Coffee break ---
15:55 User experience - Albert Gyorgy Borbely (University of Glasgow (GB))  
16:10 Potential ROOT at scale talk?  
16:25 ATLAS analysis facility contribution  
16:40 CMS analysis facility contribution - Oksana Shadura (University of Nebraska Lincoln (US))  
16:55 LHCb analysis facility contribution - Dr Nicole Skidmore (University of Warwick)  
17:10 ALICE analysis facility contribution  
17:25 Proposal for Interdisciplinary Analysis Facilities - Thomas Hartmann (Deutsches Elektronen-Synchrotron (DE))  
17:40 Discussion  
12:30 --- Lunch ---
14:15
HSF (until 17:30)
14:15 The EVERSE training and recognition plan - Kenneth Brian Rioja (IT-FTI)  
14:35 GWOSC and gravitational-wave data analysis training - Dr Stefano Bagnasco (Istituto Nazionale di Fisica Nucleare, Torino)  
15:30 --- Coffee break ---
14:15
WLCG - Panos Paparrigopoulos (CERN) Julia Andreeva (CERN) Maarten Litmaath (CERN) (until 18:00) (Auditorium Joliot Curie, Building 100)
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)) Alessandro Pascolini (Universita e INFN, Bologna (IT)) Alexander Raphael Kleinemuhl (Bergische Universitaet Wuppertal (DE)) Max Fischer (Karlsruhe Institute of Technology) Michael Boehler (Deutsches Elektronen-Synchrotron (DE)) Michael Boehler (University of Freiburg (DE)) Maria Alandes Pradillo (CERN)  
15:50 --- Coffee break ---
16:10 Accounting of jobs submitted with tokens and changes required in the WLCG accountig infrastructure.  
16:25 GGUS: past, present, future  
17:10 Job Allocation and Handling, status report from the WG - Antonio Perez-Calero Yzquierdo (Centro de Investigaciones Energéticas Medioambientales y Tecnológicas)  
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 - Katy Ellis (Science and Technology Facilities Council STFC (GB)) Johannes Elmsheuser (Brookhaven National Laboratory (US))  
14:35 Rucio in DOMA - Martin Barisits (CERN)  
14:55 FTS status and plans towards DC27 - 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 ---
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