1. The Grid Professor Steve Lloyd Queen Mary, University of London

2. Steve Lloyd Big Bang Breakfast Slide 2 The Data Deluge Collisions 40 Million times a second (40MHz) 150 Million electronic channels Maybe 1 detectable Higgs every 500 seconds 15 Petabytes of data per year (15 Million Gigabytes) Selectivity: 1 in 10 million million (1 person in a thousand world populations)

3. Steve Lloyd Big Bang Breakfast Slide 3 The Grid Electricity Grid Computing Grid Transparent access to distributed heterogeneous resources

4. Steve Lloyd Big Bang Breakfast Slide 4 The Worldwide LHC Grid GridPP – 17 UK Universities, RAL, Daresbury and CERN 261 Sites in 53 Countries

5. Steve Lloyd Big Bang Breakfast Slide 5 Major UK Role RAL UK Tier-1 – International role UK Tier-2s – Leverage University funding, Local publicity Tier-1: 4,500 PC Equivalents, 2.3PB Disk, 5PB Tape Tier-2: 10,000 PC Equivalents, 2PB Disk UKI

6. Steve Lloyd Big Bang Breakfast Slide 6 Other Applications Allow use by other scientific disciplines such as Bioinformatics Working with SMEs such as Imense, Econophysica

7. Steve Lloyd Big Bang Breakfast Slide 7 Further Information www.gridpp.ac.uk