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---+Available Resources | *Phase* | *Processor* | *Number of* | *Number of* | *SI2K* | *SI2K* | *SI2006* | *SI2006* | | *#* | *Specification* | *Nodes (WN)* |*Cores (WN)*| *per core* | *Total* |*per core*| *Total* | | I | Intel Xeon DP 2.4 GHz | 24 (22) | 50 (44) | 900 | 45,000 | 5.3 | 265 | | II | Intel Xeon !EMT64T 3.0 GHz | 33 (32) | 66 (64) | 1,350 | 89,100 | 7.9 | 521 | | III | Intel Xeon Dual-Core 2.0 GHz | 32 (29) | 128 (116) | 2,100 | 268,800 | 12.3 | 1,574 | | *Total of WN* | ** | *83* | *224* | ** | *369,600*| ** | *2,165*| | *Total* | ** | *89* | *244* | ** | *402,900*| ** | *2,360*| * [[http://www.spec.org/cpu/results/cint2000.html][SPECInt 2000]] * [[http://www.spec.org/cpu/results/res2003q2/cpu2000-20030407-02040.html][Phase I]] * [[http://www.spec.org/cpu/results/res2005q2/cpu2000-20050610-04199.html][Phase II]] * [[http://www.spec.org/cpu/results/res2006q3/cpu2000-20060626-06253.html][Phase III]] * [[http://www.spec.org/cpu2006/results/cpu2006.html][SPECInt 2006]] * Phase I and II: convertion factor [[http://www.spec.org/cpu/results/res2007q1/cpu2000-20070119-08332.html][2000]]/[[http://www.spec.org/cpu2006/results/res2007q1/cpu2006-20070119-00221.html][2006]] = 170 * [[http://www.spec.org/cpu2006/results/res2007q1/cpu2006-20070119-00221.html][Phase III]] * The unit of computing power kSI2K corresponds to one Intel Xeon 2.8 GHz processor: http://www1.jinr.ru/Pepan/2005-v36/v-36-1/pdf/v-36-1_02.pdf * Giga Flop: Xeon processors execute 2 floating point operations per clock cycle. A Xeon with 2.4 GHz is able to execute up to 4.8 billions of floating point operations per second: 2 operations / clock cycle X 2.4 x 10^9 clock cycles / sec = 4.8 GFlops * Compare with the US CMS Tier-2 site capacity: http://t2.unl.edu/uscms/current-us-cms-tier-2-site-capacity-1-24-07/ * See also the LHC Computing Grid Tier 2 Centres: http://lcg.web.cern.ch/lcg/C-RRB/Tier-2/ ---++CMS Tier-1 * CMS Technical Design Report CERN-LHCC-2005-023 (CMS TDR) 20/June/2005 | *Tier-1* | *2007* | *2008* | *2009* | *2010* | | CPU (MSi2k) | 1.3 | 2.5 | 3.5 | 6.8 | | Disk (PB) | 0.3 | 1.2 | 1.7 | 2.6 | | Tape (PB) | 0.6 | 2.8 | 4.9 | 7.0 | | WAN (Gbps) | 3.6 | 7.2 | 10.7 | 16.1 | * *Computing* * WLCG: http://lcg.web.cern.ch/LCG/ * Management: http://lcg.web.cern.ch/LCG/proj_structure.htm * Resources: http://lcg.web.cern.ch/LCG/resources.htm *(see tables)* * CMS Computing: http://cms.cern.ch/iCMS/jsp/page.jsp?mode=cms&action=url&urlkey=CMS_COMPUTING * Organization: http://lucas-nice.web.cern.ch/lucas-nice/cpt/2008-02-07Offline-Computing-Organigram.pdf
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Topic revision: r10 - 2012-04-04
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