d0sar - september 2005 andre sznajder 1 rio grid initiatives : t2-hepgrid andre sznajder...
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D0SAR - September 2005 Andre Sznajder 1
Rio GRID Initiatives : T2-HEPGRID
Andre Sznajder UERJ(Brazil)
http://www.hepgrid.uerj.br
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• 1982 – Begining of Experimental HEP activities
• 1983 - ACP1 ( paralelization software: CPS )
• 1985 - ACP2 ( hardware: board design , software: OS )
• 1995 – CHEP 95 in Rio ( first international VC in
Brazil )
• 1997 – Client/Server project with IBM(Grid
Precursor )
• Client/Server Upgrade GRID
HEP Computing in Rio
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• 2001- Presentation of a New Project to FINEP Aproved 500 machines: But... Dollar increase 3x could buy only 100 machines.
• 2002- The first part of the financial support delivered. Bureaucracy delays our projects about 2 years Need to create infrastructure. Link provided by REDE RIO at 2 Mbps
• 2003- Start to buy the machines and build the group2003- Start to buy the machines and build the group CALTECH group has been very helpful – Many
Thanks !
• 2004- Hepgrid and Digital Divide Workshop at UERJ2004- Hepgrid and Digital Divide Workshop at UERJ, See http://www.lishep.uerj.br/
December 20th. inauguration of UERJ HEPGRID cluster
HEPGRID Historic
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HEPGRID Cluster at UERJ
• 1 Frontend: Pentium Xeon Dual CPU 2.7 GHz ,
4 GB RAM , 2x 36GB SCSI HD , 2x 1Gbit NIC
• 82 Nodes: Pentium Xeon Dual CPU 2.7 GHz , 1 GB RAM ,
40 GB HD , 1Gbit NIC
• 3 TB Raid disks ( 2 NAS File Servers )
• Five 24 Gbit port switches for internal connectivity
• Operational System: Rocks 3.3.0 ( based on RedHat
EL3.0 )
• Development cluster for testing: 1 frontend , 3
nodes
• GRID software: OSG 0.2.1
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FRONTEND
RAID DISKS
NOBREAKS
HEPGRID Cluster
NODES
NAS
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Cluster Network Topology
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Cluster Monitoring (GANGLIA)
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Cluster Monitoring (GANGLIA)
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Cluster Monitoring (MONALISA)
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External Network Connectivity
CLARA 100Mbps
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External Network Connectivity
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Rio 2005 CMS GRID Meeting
Main outcomes:• Decision to connect HEPGRID to Fermilab T1• Grid3/OSG installation & certification • Start CMS Monte Carlo production • RNP decided to provide cluster connectivity (Currently 100Mbps , but will be upgraded to 1Gbps exclusive after September 2005)
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Rio CMS GRID Meeting
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– Maintained by the Brazilian government
– Provides national (inter-state) and international connectivity for more than 200 universities and research centers
– collaboration – links to other similar networks internationally (Internet2, GÉANT, APAN, RedCLARA)
– supports the development of advanced networking and its applications
National Research and Education Network (RNP)
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RNP Network Topology
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SC2004: Network Traffic Between UERJ & CERN
UERJ to CERN
CERN to UERJ
Thanks to RNP and Caltech group !
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HEPGRID Team
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Perspectives
• Install SAMGRID and begin P17
reprocessing & MC production for D0
• Install dCache for CMS
digi/reconstruction
• Storage upgrade to 200TB
• Cluster upgrade ( rack mounted ? )