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WLCG Tier2 Workshop

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503/1-001 - Council Chamber (CERN)

503/1-001 - Council Chamber

CERN

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Description

GENERAL INFORMATION

Mailing list for attendees: hep-event-wlcg-tier2ws@cern.ch

Workshop Questionnaire - please take the time to fill it in! (Results will be summarised and published).

See also the agenda for the accompanying Tutorial days.

Copies of the LCG and experiment Computing TDRs will be available for attendees.

The current list of known Tier2 sites can be found here.

Some additional sites are also available in Chris Eck's report on Resources to the CRRB in October 2005.

A list of CMS Tier2 (and Tier1) site names and contacts can be found here.

If you would like to make a suggestion or comment on the overall agenda please use this Wiki page.

GETTING TO CERN AND ACCOMMODATION

Information on how to get to CERN can be found here.

The CERN hostels page can be found here, together with a list of nearby hotels.

VISITORS' PORTABLES: NETWORK ACCESS

Registration of Computers is mandatory at CERN: register your portable computer.

  1. Visitors WITHOUT a CERN Computing Account:
  2. Visitors or CERN users WITH a CERN NICE/mail account:
    • Register here (Attention: CERN Intranet page - register when at CERN)
Introduction
Participants
161 View full list
  • Monday 12 June
    • Workshop Introduction - Summary of Experiment Activities at Tier2s

      This session covers the primary use cases of the various experiments at Tier2 sites. These will then be covered in more detailed in subsequent sessions.

      Convener: Jamie Shiers (CERN)
      • 1
        ALICE activities at Tier2s
        Speaker: Federico Carminati (CERN)
        Slides
      • 2
        ATLAS activities at Tier2s
        Speaker: Dario Barberis (CERN and INFN)
        Slides
      • 3
        CMS activities at Tier2s
        Speaker: Ian Fisk (FNAL)
        Slides
      • 4
        LHCb activities at Tier2s
        Speaker: Nick Brook (Bristol)
        Slides
    • 12:30
      Lunch
    • Simulation Use Cases

      MC production Use Cases at Tier2s - covers all experiments.

      Conveners: Jamie Shiers (CERN), Patricia Mendez (CERN and CNAF)
      Video in CDS
      • 5
        LHCb MC production Use Cases
        Speaker: Ricardo Graciani-Diaz (Barcelona)
        Slides
      • 6
        CMS MC production Use Cases
        Speaker: Stefano Belforte (INFN)
        Slides
      • 15:30
        coffee break
      • 7
        ATLAS MC production Use Cases
        Speaker: Zhongliang Ren
        Slides
        Video in CDS
      • 8
        ALICE MC production Use Cases
        Speaker: Latchezar Betev (CERN)
        Slides
      • 9
        Summary of MC Production Services
        Speaker: Patricia Mendez (CERN and CNAF)
        Slides
  • Tuesday 13 June
    • An Overview of Calibration & Alignment

      The role of Tier2s in the production of calibration and alignment data and the specific services that this translates to.

      (Not an LHCb Use Case for T2s).

      Convener: Andrea Valassi (CERN)
      Video in CDS
      • 10
        ALICE calibration & alignment production
        Speaker: Latchezar Betev (CERN)
        Slides
      • 11
        ATLAS calibration & alignment production
        Speaker: Roger Jones (Lancaster)
        Slides
      • 12
        CMS calibration & alignment production
        Slides
    • 12:30
      Lunch
    • Analysis Use Cases

      Covers primarily ALICE, ATLAS and CMS, as the main Use Case for LHCb Tier2s is MC production.

      Convener: Massimo Lamanna (CERN)
      Video in CDS
      • 13
        ATLAS Analysis Use Cases
        Speaker: Dietrich Liko (CERN)
        Slides
      • 14
        CMS Analysis Use Cases
        Speaker: Ian Fisk (FNAL)
        Slides
      • 15:30
        coffee break
      • 15
        ALICE analysis use cases
        Speaker: Andreas Peters (CERN)
        Slides
      • 16
        Summary of Analysis Services at Tier2s
        Speaker: Dr David Colling (Imperial College London)
        Slides
        Video in CDS
  • Wednesday 14 June
    • Services Required at / for Tier2s

      A discussion of the services required at Tier2s based on the primary Use Cases.

      Experience from existing sites in deploying and running these services.

      Outstanding issues and outlook.

      • 17
        LCG Services
        Video in CDS
      • 10:30
        coffee break
      • 18
        OSG Services
        Speakers: Ian Fisk (FNAL), Rob Gardner (FNAL)
        Video in CDS
        • a) OSG Services - Looking Forward
          Slides
        • b) OSG Services - Part 1
          Slides
    • 12:30
      Lunch
    • Support and Operations Issues
      Video in CDS
      • 19
        User and Virtual Organisation Support in EGEE
        Speakers: Flavia Donno (CERN), Thorsten Antoni (FZK)
        Slides
      • 20
        User and Virtual Organisation Support in OSG
        Speakers: Leigh Grundhoefer (Indiana University), Rob Quick
        Slides
      • 21
        Worldwide Grid Support
        (discussion / panel)
      • 15:30
        coffee break
      • 22
        The OSG Operations Model
        Speaker: Doug Olson (LBL)
        Slides
        Video in CDS
      • 23
        The EGEE Operations Model
        Speaker: Maite Barroso (CERN)
        Slides
      • 24
        The Worldwide Operations model
        (discussion / panel)
      • 25
        Closing Remarks
        Speaker: Jamie Shiers
        Slides
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