HEPiX Spring 2026 Workshop

from Monday, April 20, 2026 (8:00 AM) to Friday, April 24, 2026 (2:30 PM)
ISCTE Instituto Universitário de Lisboa (Auditório J.J. Laginha)

        : Sessions
    /     : Talks
        : Breaks
Apr 20, 2026
Apr 21, 2026
Apr 22, 2026
Apr 23, 2026
Apr 24, 2026
AM
8:00 AM
Registration (until 9:00 AM)
9:00 AM
Welcome - Jose Flix Molina (CIEMAT - Centro de Investigaciones Energéticas Medioambientales y Tec. (ES)) (until 9:30 AM)
9:00 AM Welcome talk - Jorge Humberto Lucio Oliveira Gomes (LIP)  
9:20 AM Logistics talk - Hugo Miguel Da Silva Gomes (LIP) Joao Antonio Tomasio Pina (Laboratory of Instrumentation and Experimental Particle Physics (PT)) Jorge Humberto Lucio Oliveira Gomes (LIP)  
9:30 AM
Site Reports - Dennis van Dok (Nikhef) (until 10:30 AM)
9:30 AM LIP and CNCA sites report - Jorge Humberto Lucio Oliveira Gomes  
9:50 AM CERN site report - Vladimir Bahyl (CERN)  
10:10 AM RAL Site Report - Martin Bly (STFC-RAL)  
10:30 AM --- Coffee Break ---
11:00 AM
Site Reports - Sebastien Gadrat (CC-IN2P3 - Centre de Calcul (FR)) (until 12:20 PM)
11:00 AM BNL SCDF Site Report - Ofer Rind (Brookhaven National Laboratory)  
11:20 AM IHEP Site Report - Mr Xiaowei Jiang (IHEP(中国科学院高能物理研究所))  
11:40 AM GridKa Site Report - Dr Max Kühn (Karlsruhe Institute of Technology)  
12:00 PM PIC site report - Jose Flix Molina (CIEMAT - Centro de Investigaciones Energéticas Medioambientales y Tec. (ES))  
9:00 AM
Environmental sustainability, business continuity, and Facility improvement -Dr Dwayne Spiteri (DESY) Henryk Giemza (National Centre for Nuclear Research (PL)) (until 10:10 AM)
9:00 AM Power and Efficiency Monitoring for WLCG Sites - Natalia Diana Szczepanek (CERN)  
9:30 AM Technical aspects of RF2.0 and what you can learn about your cluster by running benchmarks - Jan Hartmann  
9:50 AM Dynamic Power Scaling at PIC: Optimizing AMD EPYC Processors for Carbon and Cost Reduction - Jose Flix Molina (CIEMAT - Centro de Investigaciones Energéticas Medioambientales y Tec. (ES))  
10:10 AM --- Group Photograph ---
10:30 AM --- Coffee Break ---
11:00 AM
Site Reports - Sebastien Gadrat (CC-IN2P3 - Centre de Calcul (FR)) (until 12:20 PM)
11:00 AM US ATLAS SWT2 Site Report - Horst Severini (University of Oklahoma (US))  
11:20 AM DESY Site Report - Andreas Haupt (Deutsches Elektronen-Synchrotron (DE))  
11:40 AM GSI Site Report - Christopher Huhn  
12:00 PM NT1 site report - Mattias Wadenstein (University of Umeå (SE))  
9:00 AM
Software and Services for Operation - Mary Catherine Hester (Nikhef National institute for subatomic physics (NL)) (until 10:30 AM)
9:00 AM WLCG Operations Coordination towards HL-LHC: Current Focus Areas and Near-Term Plans - Panos Paparrigopoulos (CERN)  
9:20 AM EGI Software Provisioning Infrastructure - Joao Antonio Tomasio Pina (Laboratory of Instrumentation and Experimental Particle Physics (PT))  
9:40 AM Modernizing the CNCA Helpdesk from RT to Zammad - João Machado  
10:00 AM Joblens: A Lightweight Observability Collector for Cluster Job - Jingyan Shi (IHEP)  
10:30 AM --- Coffee Break ---
11:00 AM
Cloud Technologies, Virtualization & Orchestration, Operating Systems -Dr Michele Michelotto (Universita e INFN, Padova (IT)) (until 12:30 PM)
11:00 AM BNL experience with RHEV to OpenShift Migration - Joseph Frith  
11:20 AM Kubernetes Adoption: Best Practices for Deployment, Architecture, and Integration - Samuel Bernardo  
11:40 AM Event-Driven Group Storage Provisioning in dCache via the Helmholtz Cloud Portal: A Reference Architecture - Franz Rhee (DESY)  
12:00 PM Migrating from Vmware to XCP-ng with XOA - Bart van der Wal (NIkhef)  
9:00 AM
Storage & data management (until 9:20 AM)
9:00 AM Scientific Data Transfer System for High Energy Physics Experiments - Bo Zhuang (中国科学院高能物理研究所)  
9:20 AM
Computing and Batch Services -Dr Max Kühn (Karlsruhe Institute of Technology) (until 10:30 AM)
9:20 AM Summary of the european HTCondor Workshop 2025 - Christoph Beyer  
9:40 AM AUDITOR: Accounting challenges of future HC-LHC and CO2 accounting - Raghuvar Vijayakumar (University of Freiburg (DE))  
10:00 AM Misc Linux Things happening at DESY - Jan Hartmann  
10:20 AM Slurm Appliance: An open source HPC batch cluster defined as code for on-premises clouds (SLIDES ONLY) - Steve Brasier (StackHPC)  
10:30 AM --- Coffee Break ---
11:00 AM
Computing and Batch Services - Matthias Schnepf (until 11:20 AM)
11:00 AM News from the IDAF @ DESY - Christoph Beyer  
11:20 AM
Software and Services for Operation - Jingyan Shi (IHEP) (until 12:30 PM)
11:20 AM KEK IdP: Production Deployment and Future SSO Strategy for CRC Services - Konomi Omori (KEK)  
11:40 AM Design and Progress of IHEP Identity Authentication System Upgrade - qi luo (中科院高能物理所计算中心)  
12:00 PM From In-House Tools to HashiCorp Vault: CERN's Transition to Modern Scalable Secrets Management - Zhechka Toteva (CERN)  
9:00 AM
Computing and Batch Services - Matthias Schnepf (until 9:20 AM)
9:00 AM Experience with HTCondor job disk and memory limits at CZ WLCG sites - Alexandr Mikula (Czech Academy of Sciences (CZ))  
9:20 AM
Miscellaneous - Ofer Rind (Brookhaven National Laboratory) (until 10:10 AM)
9:20 AM SPECTRUM: A Strategic Framework and Technical Blueprint for European Exascale Research Data and Compute Infrastructure - Dr Jeff Wagg (OCA)  
9:50 AM Enhancing Accessibility and Discoverability of CERN Media - Ruben Domingo Gaspar Aparicio (CERN)  
10:10 AM
Applied AI in Computing Center Infrastructures - Jose Flix Molina (CIEMAT - Centro de Investigaciones Energéticas Medioambientales y Tec. (ES)) (until 10:30 AM)
10:10 AM New AI Infrastructure for Dr.Sai Agents at IHEP - Zhengde Zhang (中国科学院高能物理研究所)  
10:30 AM --- Coffee Break ---
11:00 AM
Applied AI in Computing Center Infrastructures - Jose Flix Molina (CIEMAT - Centro de Investigaciones Energéticas Medioambientales y Tec. (ES)) (until 12:00 PM)
11:00 AM A Centralized LLM and Agentic AI Infrastructure for CERN - Juan Manuel Guijarro (CERN)  
11:20 AM Integrating Spack, MLflow, and AgenticAI in Maxwell Cluster at DESY: Advancing Reproducible and Intelligent Scientific Workflows - Shore Salle Chota  
11:40 AM NSSDC's data management and application practices towards AI4S - QI XU (National Space Science Center, Chinese Academy of Sciences)  
PM
12:30 PM --- Lunch ---
2:20 PM
Storage & data management -Dr Andrew Pickford (Nikhef) (until 3:30 PM)
2:20 PM Report on the 2026 CS3 conference - Peter van der Reest  
2:40 PM Rearchitecting RAL's Ceph Storage for the needs of 2030 - Robert Appleyard  
3:00 PM Sync-Polen: A sync&share service for the Portuguese scientific community - Mario Jorge Moura David  
3:30 PM --- Coffee break ---
4:00 PM
Storage & data management - Peter van der Reest (Deutsches Elektronen-Synchrotron DESY) (until 5:00 PM)
4:00 PM CosmoHub: Building the next generation multimessenger open science platform - Dr Pau Tallada-Crespí (PIC-CIEMAT)  
4:20 PM HERD data management and workflow - Hao Hu (Institute of High Energy of Physics)  
5:30 PM --- Welcome Drink ---
12:30 PM --- Lunch ---
2:00 PM
Follow-up on mid-long term evolution of facilities (Topical Session with WLCG OTF) - James Letts (Univ. of California San Diego (US)) Jose Flix Molina (CIEMAT - Centro de Investigaciones Energéticas Medioambientales y Tec. (ES)) Alessandro Di Girolamo (CERN) (until 4:00 PM)
2:00 PM Introduction - James Letts (Univ. of California San Diego (US)) Alessandro Di Girolamo (CERN)  
2:10 PM Operational Effort at Sites - Jose Flix Molina (CIEMAT - Centro de Investigaciones Energéticas Medioambientales y Tec. (ES))  
2:35 PM Evolution of tape (archival) storage incl. performance requirements (report from OTF#8) - Jose Flix Molina (CIEMAT - Centro de Investigaciones Energéticas Medioambientales y Tec. (ES))  
3:05 PM Storage Capacity vs. Throughput - Thomas Birkett  
3:35 PM U.S. CMS Facility Evolution Plans - Garhan Attebury (University of Nebraska Lincoln (US))  
4:00 PM --- Coffee break ---
4:30 PM
Follow-up on mid-long term evolution of facilities (Topical Session with WLCG OTF) - James Letts (Univ. of California San Diego (US)) Jose Flix Molina (CIEMAT - Centro de Investigaciones Energéticas Medioambientales y Tec. (ES)) Alessandro Di Girolamo (CERN) (until 5:45 PM)
4:30 PM IHEP (China) Facility Evolution Plans - Mr Xiaowei Jiang (IHEP(中国科学院高能物理研究所))  
4:55 PM Panel: Services Deployment with K8s  
12:30 PM --- Lunch ---
2:00 PM
Computing and Batch Services - Matthias Schnepf (until 2:30 PM)
2:00 PM HEPiX Benchmarking Working Group Report - Domenico Giordano (CERN)  
2:30 PM
Techwatch (Topical Session) -Mr Andrea Chierici (Universita e INFN, Bologna (IT)) Dr Andrea Sciabà (CERN) (until 4:00 PM)
2:30 PM Fujifilm’s Evolution of Magnetic Tape: BaFe and SrFe Innovations for Next-Generation HPC Storage - Ms Elisabeth Gameiro (FUJIFILM Recording Media France)  
2:50 PM Tape Technology evolution update from the CERN perspective - Vladimir Bahyl (CERN)  
3:10 PM HEPiX Technology Watch Working Group Report - Dr Andrea Sciabà (CERN)  
3:40 PM Technology Watch: A broad view on cooling - Tristan Suerink  
4:00 PM --- Coffee Break ---
4:30 PM
Techwatch (Topical Session) -Mr Andrea Chierici (Universita e INFN, Bologna (IT)) Dr Andrea Sciabà (CERN) (until 6:00 PM)
4:30 PM The future of cooling @ Nikhef - Tristan Suerink  
4:50 PM WLCG Workshop on Heterogeneous Architectures Summary - Oxana Smirnova (Lund University)  
5:20 PM GPU deployment at KIT - Matthias Jochen Schnepf  
5:40 PM CERN IT Data Centre Compute & Storage Procurement Towards LHC Run 4: Challenges and Community Perspectives - Luca Atzori (CERN)  
6:30 PM
HEPIX Board (closed) (until 8:00 PM)
12:30 PM --- Lunch ---
2:00 PM
Network & Security - David Kelsey (Science and Technology Facilities Council STFC (GB)) (until 3:30 PM)
2:00 PM Evolution and Development of PIC’s Authentication & Authorization Infrastructure - Marc Santamaria Riba (INSTITUT DE FÍSICA D´ALTES ENERGIES)  
2:20 PM HEPiX IPv6 Working Group Update - David Kelsey (Science and Technology Facilities Council STFC (GB))  
2:50 PM LHCOPN IPv6-only progress at IHEP - 曾珊 zengshan  
3:10 PM A phased phase-out plan for IPv4 at a WLCG Tier-1 site - Mattias Wadenstein (University of Umeå (SE))  
3:30 PM --- Coffee Break ---
4:00 PM
Network & Security - Garhan Attebury (University of Nebraska Lincoln (US)) (until 4:40 PM)
4:00 PM CZ-Tier-2 Network Tests - Jiri Chudoba (Czech Academy of Sciences (CZ))  
4:20 PM Worldwide Computer Security Situation - Dawid Kulikowski  
4:40 PM
Show me Your Toolbox - Peter van der Reest Mattias Wadenstein (University of Umeå (SE)) (until 5:20 PM)
4:40 PM Dennis van Dok - gitlab pipelines for building sw packages - Dennis van Dok (Nikhef)  
4:50 PM Chris Brew - introducing the slowest NFS server in the world - Chris Brew (Science and Technology Facilities Council STFC (GB)) Chris Brew (Department of Physics) Chris Brew (Particle Physics-Rutherford Appleton Laboratory-STFC - Science &) Chris Brew (CCLRC - RAL)  
5:00 PM Garhan Attebury - Updates to his HEPiX Fall 2024 toolbox - Garhan Attebury (University of Nebraska Lincoln (US))  
5:10 PM Mattias Wadenstein - CLI Tape Management Utility  
7:30 PM --- Social dinner ---
12:00 PM
Wrap-up - Jose Flix Molina (CIEMAT - Centro de Investigaciones Energéticas Medioambientales y Tec. (ES)) (until 12:30 PM)
12:30 PM --- Lunch ---