Name: HEPiX Spring 2026 Workshop
Start: 2026-04-20T08:00:00+01:00
End: 2026-04-24T14:30:00+01:00
Location: ISCTE Instituto Universitário de Lisboa

HEPiX Spring 2026 Workshop

from Monday, April 20, 2026 (8:00 AM) to Friday, April 24, 2026 (2:30 PM)

Monday, April 20, 2026

8:00 AM Registration

8:00 AM - 9:00 AM
Room: Auditório J.J. Laginha
9:00 AM Welcome
9:00 AM - 9:30 AM
Room: Auditório J.J. Laginha
Contributions

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
9:30 AM - 10:30 AM
Room: Auditório J.J. Laginha
Contributions

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
Coffee Break
10:30 AM - 11:00 AM
Room: Auditório J.J. Laginha
11:00 AM Site Reports
11:00 AM - 12:20 PM
Room: Auditório J.J. Laginha
Contributions

11:00 AM BNL SCDF Site Report - Ofer Rind (Brookhaven National Laboratory)

11:20 AM IHEP Site Report - Xiaowei Jiang (IHEP（中国科学院高能物理研究所）)

11:40 AM GridKa Site Report - Max Kühn (Karlsruhe Institute of Technology)

12:00 PM PIC site report - Jose Flix Molina (CIEMAT - Centro de Investigaciones Energéticas Medioambientales y Tec. (ES))
12:30 PM Lunch
Lunch
12:30 PM - 2:20 PM
Room: Auditório J.J. Laginha
2:20 PM Storage & data management
2:20 PM - 3:30 PM
Room: Auditório J.J. Laginha
Contributions

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
Coffee break
3:30 PM - 4:00 PM
Room: Auditório J.J. Laginha
4:00 PM Storage & data management
4:00 PM - 5:00 PM
Room: Auditório J.J. Laginha
Contributions

4:00 PM CosmoHub: Building the next generation multimessenger open science platform - 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
Welcome Drink
5:30 PM - 7:30 PM
Room: Sponsors Atrium
Tuesday, April 21, 2026
9:00 AM Environmental sustainability, business continuity, and Facility improvement
9:00 AM - 10:10 AM
Room: Auditório J.J. Laginha
Contributions

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
Group Photograph
10:10 AM - 10:30 AM
Room: Auditório J.J. Laginha

10:30 AM Coffee Break
Coffee Break
10:30 AM - 11:00 AM
Room: Auditório J.J. Laginha
11:00 AM Site Reports
11:00 AM - 12:20 PM
Room: Auditório J.J. Laginha
Contributions

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))
12:30 PM Lunch
Lunch
12:30 PM - 2:00 PM
Room: Auditório J.J. Laginha
2:00 PM Follow-up on mid-long term evolution of facilities (Topical Session with WLCG OTF)
2:00 PM - 4:00 PM
Room: Auditório J.J. Laginha
Contributions

2:00 PM Introduction - Alessandro Di Girolamo (CERN) James Letts (Univ. of California San Diego (US))

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
Coffee break
4:00 PM - 4:30 PM
Room: Auditório J.J. Laginha
4:30 PM Follow-up on mid-long term evolution of facilities (Topical Session with WLCG OTF)
4:30 PM - 5:45 PM
Room: Auditório J.J. Laginha
Contributions

4:30 PM IHEP (China) Facility Evolution Plans - Xiaowei Jiang (IHEP（中国科学院高能物理研究所）)

4:55 PM Panel: Services Deployment with K8s
Wednesday, April 22, 2026
9:00 AM Software and Services for Operation
9:00 AM - 10:30 AM
Room: Auditório J.J. Laginha
Contributions

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
Coffee Break
10:30 AM - 11:00 AM
Room: Auditório J.J. Laginha
11:00 AM Cloud Technologies, Virtualization & Orchestration, Operating Systems
11:00 AM - 12:30 PM
Room: Auditório J.J. Laginha
Contributions

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)
12:30 PM Lunch
Lunch
12:30 PM - 2:00 PM
Room: Auditório J.J. Laginha
2:00 PM Computing and Batch Services
2:00 PM - 2:30 PM
Room: Auditório J.J. Laginha
Contributions

2:00 PM HEPiX Benchmarking Working Group Report - Domenico Giordano (CERN)
2:30 PM Techwatch (Topical Session)
2:30 PM - 4:00 PM
Room: Auditório J.J. Laginha
Contributions

2:30 PM Fujifilm’s Evolution of Magnetic Tape: BaFe and SrFe Innovations for Next-Generation HPC Storage - 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 - Andrea Sciabà (CERN)

3:40 PM Technology Watch: A broad view on cooling - Tristan Suerink
4:00 PM Coffee Break
Coffee Break
4:00 PM - 4:30 PM
Room: Auditório J.J. Laginha
4:30 PM Techwatch (Topical Session)
4:30 PM - 6:00 PM
Room: Auditório J.J. Laginha
Contributions

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)

6:30 PM - 8:00 PM
Room: Auditório J.J. Laginha
Thursday, April 23, 2026
9:00 AM Storage & data management
9:00 AM - 9:20 AM
Room: Auditório J.J. Laginha
Contributions

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
9:20 AM - 10:30 AM
Room: Auditório J.J. Laginha
Contributions

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
Coffee Break
10:30 AM - 11:00 AM
Room: Auditório J.J. Laginha
11:00 AM Computing and Batch Services
11:00 AM - 11:20 AM
Room: Auditório J.J. Laginha
Contributions

11:00 AM News from the IDAF @ DESY - Christoph Beyer
11:20 AM Software and Services for Operation
11:20 AM - 12:30 PM
Room: Auditório J.J. Laginha
Contributions

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)
12:30 PM Lunch
Lunch
12:30 PM - 2:00 PM
Room: Auditório J.J. Laginha
2:00 PM Network & Security
2:00 PM - 3:30 PM
Room: Auditório J.J. Laginha
Contributions

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
Coffee Break
3:30 PM - 4:00 PM
Room: Auditório J.J. Laginha
4:00 PM Network & Security
4:00 PM - 4:40 PM
Room: Auditório J.J. Laginha
Contributions

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
4:40 PM - 5:20 PM
Room: Auditório J.J. Laginha
Contributions

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
Social dinner
7:30 PM - 10:00 PM
Friday, April 24, 2026
9:00 AM Computing and Batch Services
9:00 AM - 9:20 AM
Room: Auditório J.J. Laginha
Contributions

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
9:20 AM - 10:10 AM
Room: Auditório J.J. Laginha
Contributions

9:20 AM SPECTRUM: A Strategic Framework and Technical Blueprint for European Exascale Research Data and Compute Infrastructure - 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
10:10 AM - 10:30 AM
Room: Auditório J.J. Laginha
Contributions

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
Coffee Break
10:30 AM - 11:00 AM
Room: Auditório J.J. Laginha
11:00 AM Applied AI in Computing Center Infrastructures
11:00 AM - 12:00 PM
Room: Auditório J.J. Laginha
Contributions

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)
12:00 PM Wrap-up

12:00 PM - 12:30 PM
Room: Auditório J.J. Laginha

12:30 PM Lunch
Lunch
12:30 PM - 2:00 PM
Room: Auditório J.J. Laginha