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Gigabyte Bandwidth Enables Global Co-Laboratories

Gigabyte Bandwidth Enables Global Co-Laboratories. Prof. Harvey Newman, Caltech Jim Gray, Microsoft Presented at Windows Hardware Engineering Conference Seattle, WA, 2 May 2004. Challenges Faced by Global Science Experiments. Today 500+ Physicists 100+ Institutes 35+ Countries.

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Gigabyte Bandwidth Enables Global Co-Laboratories

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  1. Gigabyte Bandwidth Enables Global Co-Laboratories Prof. Harvey Newman, Caltech Jim Gray, Microsoft Presented at Windows Hardware Engineering Conference Seattle, WA, 2 May 2004

  2. Challenges Faced by Global Science Experiments Today 500+ Physicists 100+ Institutes 35+ Countries • Analysis and development • Global • Distributed • Cooperative • Massive amounts of data • ~1 Gigabytes per second • ~20 Petabytes per year • Gigabyte bandwidth required 2007 5,000+ Physicists 250+ Institutes 60+ Countries CMS Atlas

  3. Tier 0 +1 CERN Tier 1 FNAL INFN INP3 RAL Tier 2 Filter Tier 2 Tier 2 Tier 2 Tier 2 Tier 2 Tier 4 Tier 3 Institute Institute Institute Institute LHC Datal Grid Hierarchy Developed at Caltech ~PBps ~1 GBps Experiment ~5 GBps … ~1 GBps ~1 GBps Physics data cache 30Petabytes by 20081 Exabyte by 2014 .1 GBps Workstations

  4. Global Integrated Systemshttp://ultralight.caltech.edu OC192 = 9.9 Gbps

  5. Send data from CERN to Caltech – Fast Use standard TCP/IP Rules set by Internet2 @ http://lsr.internet2.edu/ OC 192 = 9.9 Gbps Internet2 Land Speed Records 64 bit New speed record, multiple parallel streams: 6.8 gbps~ 850 mBps 6.2 gbps ~ 800 mBps 7,000 6,000 5,000 4,000 mbps per second 3,000 2,000 1,000 0 2000 2001 2002 2003 2004 2005

  6. OC 192 = 9.9 Gbps 4:42 AM 6.8 Gbps

  7. Windows Disk IO Bandwidth Details at: http://research.microsoft.com/~peteku/

  8. Futures • Beyond TCP/IP • Predictable stability • Better error and congestion control • Hybrid networks with dynamic optical paths • Higher speed links • Truly global collaboration and virtual organizations

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