Table of Contents
GIOD Globally Interconnected Object Databases (A Caltech/CERN/HP Joint Project, in collaboration with RD45, HPSS and IT/CS groups at CERN)
Topics covered
Introduction to the GIOD Project
Scope of the LHC Computing Challenge
GIOD Project Overview
GIOD Project Goals
GIOD Project Approval, Funding and Participants
GIOD Project Phases
CMS Software Architecture and Model
CMS-CERN/CMS-US Computing Infrastructure
The Role of the Project in CMS
How big is a PetaByte ?
How big is a PetaByte (contd.)
Earth Observing System (EOS): Data rates
EOS data distribution
Scaling Tests using Object Databases
Stars: Methods of Position Matching
Performance Criteria for Matching
Matching Speed, cuts vs. predicates vs. indexes
Matching Speed: platform comparisons (1)
Matching Speed: platforms comparisons (2)
Matching Speed: platform comparisons (3)
Matching Speed: many Simultaneous Clients
Matching Speed: many Simultaneous Clients (SPP2000)
Matching Speed: Database Location Independence
Matching Speed: Objectivity Client Cache
Objectivity LockServer Problems on the SPP2000
Meeting with Versant, September 24th. 1997
Comparing Objectivity and Versant for the “Stars” application
Comparing Objectivity and Versant: Database Creation
Comparing Objectivity and Versant: Population
Comparing Objectivity and Versant: Iterators/Lists
Comparing Objectivity and Versant: Predicates
Matching speed cuts and predicates
Accessing the Versant C++ database using Java
The Caltech/CACR HP Exemplar SPP2000
Cris Windoffer/JPL at the helm of the Caltech Exemplar
The SPP 2000 (contd.)
Loading the SPP2000 with Obj’y Queries
HP/UX, SPP/UX and the Exemplar SPP 2000 at Caltech
HPSS Configuration at Caltech/CACR
HPSS Statistics Plots
Tests with the HPSS NFS Interface at Caltech
Other HPSS items
Project Cyclops: Live HPSS Robot video to Java Applet
Project Cyclops: The Virtual Vault
Software Licenses at Caltech
CMS H2 Test Beam Data and Analysis Code
“Vincenzo Week” at Caltech, 22nd.-26th. September
Objectivity Database Replication from CERN to Caltech (1)
Objectivity Database Replication from CERN to Caltech (2)
Using Objectivity/DB
The CMS Monte Carlo Simulation Program: CMSIM
Results from a CMS111 run on the SPP 2000
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Author: Preferred Customer
Email: julian.bunn@cern.ch
Home Page: http://pcbunn.cacr.caltech.edu
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