1. J.J.Blaising 18 April 02DataGrid and LCG1 LCG J.J Blaising LAPP-IN2P3 LHC Computing Grid Project (LCG) Launch Workshop 11-15 March RTAG Common Use Cases

2. J.J.Blaising 18 April 02DataGrid and LCG2 LHC Grid computing Organise the hardware, software, manpower computing resources to allow the four LHC experiments to analyse their data in order to get the most reliable and accurate physics results.

3. J.J.Blaising 18 April 02DataGrid and LCG3

4. J.J.Blaising 18 April 02DataGrid and LCG4

5. Workflow around the organisation chart WPnPEBSC2RTAGm requirements mandate Prioritised requirements Updated workplan Workplan feedback ~2 mths Project plan Release 1 Release 2 ~4 mths Status report Review feedback time SC2 Sets the requirements SC2 approves the workplan SC2 reviews the status PEB develops workplan PEB manages LCG resources PEB tracks progress borrowed from John Harvey

6. J.J.Blaising 18 April 02DataGrid and LCG6 SC2 membership: Chairman: Matthias Kasemann Scientific secretary: Massimo LamannaMassimo Lamanna Ex-officio members: CERN Director responsible for Scientific Computing: Hans Hoffmann EP Deputy Division Leader : Ioana Videau IT Division Leader : Manuel Delfino LHC Computing GRID Project Leader : Les Robertson Experts: Ian Foster Experiment representatives ALICE ATLAS CMS LHCb Wisla Carena Norman McCubbin Paolo Capiluppi Nicholas Brook Federico Carminati Gilbert Poulard David Stickland John Harvey Regional Centres representatives France:Denis Linglin,Germany:Marcel KunzeI, Italy: Federico Ruggieri UK:John Gordon, USA:Lothar Bauerdick

7. J.J.Blaising 18 April 02DataGrid and LCG7 Project Execution Board Membership - Project Leader - Area Coordinators – see next foil - Empowered representative from each LHC Experiment ALICE: Alberto Masoni ATLAS: Gilbert Poulard CMS: Lucas Taylor LHCb: Philippe Charpentier - External members: INFN Grid – Mirco Mazzucato IN2P3 Grid – François Etienne GridPP - Tony Doyle iVDGL/PPDG – Ruth Pordes Miron Livny - CTO – Dave Foster - Resource Manager – Chris Eck - Planning officer, recruitment – Miguel Marquina

8. J.J.Blaising 18 April 02DataGrid and LCG8 Area Coordination Applications – Torre Wenaus –common frameworks, libraries –general support for applications Computing Fabrics – Wolfgang von Rüden –basic computing systems and technology –CERN Tier 0+1 –automated system management Grid Technology – Fabrizio Gagliardi –ensuring that the appropriate middleware is available Grid Deployment –Regional Centre & Grid Deployment Policy – Mirco Mazzucato authentication, authorisation, formal agreements, computing rules, sharing, reporting, accounting,.. –Data Challenge & Grid Operation – open post stable, reliable, manageable Grid for – Data Challenges and regular production work ( Who ? )

9. J.J.Blaising 18 April 02DataGrid and LCG9

10. J.J.Blaising 18 April 02DataGrid and LCG10

11. J.J.Blaising 18 April 02DataGrid and LCG11

12. J.J.Blaising 18 April 02DataGrid and LCG12

13. J.J.Blaising 18 April 02DataGrid and LCG13