Symposium on Knowledge Environments for Science: HENP Collaboration & Internet2. Douglas Van Houweling President & CEO, Internet2/UCAID November 26, 2002. Overview. High Energy Physics Computing Challenges Internet2 Infrastructure Issues Observations. HENP Computing Challenges.
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Douglas Van Houweling
President & CEO, Internet2/UCAID
November 26, 2002
CERN 700k SI95 ~1 PB Disk; Tape Robot
HPSSLHC Data Grid Hierarchy
CERN/Outside Resource Ratio ~1:2Tier0/( Tier1)/( Tier2) ~1:1:1
Tier 0 +1
FNAL: 200k SI95; 600 TB
Physicists work on analysis “channels”
Each institute has ~10 physicists working on one or more channels
Physics data cache
Transatlantic Net WG (HN, L. Price), Installed BW. Maximum Link Occupancy 50% Assumed
15808 Terminal, Regen or OADM site
Fiber routeNational Light Rail Footprint
NREN Backbones reached 2.5-10 Gbps in 2002 in Europe, Japan and US;US: Transition now to optical, dark fiber, multi-wavelength R&E network
Slides 3 to 17 are modified from Harvey’s talk. I am not totally familiar with his stuff.
Slide 18 is blank
Slides 19 to 28 are from my standard slide deck. I know these in depth. Can give detailed talking points.
Feel free to call me on my cell phone if you have questions: 734.730.3300
I will be around all day/evening