1. ICHEP visit to NIKHEF

2. D0 Monte Carlo farm hoeve (farm) MC request schuur (barn) SAM 50 800 MHz 2-CPU nodes 50 * 40 GB 1.2 TB

3. D0 Monte Carlo production D0 farm schuur (barn) SAM EDG testbed DAS cluster

4. SAM on the Global Scale Central Analysis Interconnected network of primary cache stations Communicating and replicating data where it is needed. MSS WAN Stations at FNAL Current active stations FNAL (several) Lyon FR (IN2P3), Amsterdam NL (NIKHEF) Lancaster UK Imperial College UK Others in US Datalogger Reco-farm ClueD0 LA N (Others)

5. SAM as a Data Grid: Processing Stations Worldwide MSU Columbia UTA 64 Lyon/IN2P3 100 Prague 32 Imperial College Lancaster 200 NIKHEF 50 Fermilab SuperJanet SURFnet ESnet Abilene = MC production centers (#nodes all duals)

7. Today’s menu QCD inclusive –10 h for 250 events Wbbbar -> enu+bb –14 h for 250 events 47 K events/day into SAM