Basic HTML version of Foils prepared August 15 98

Foil 50 Visual Programming WebFlow, DARP on GLOBUS

From Java Grande: Role of Java in Large Scale Computations NPACI Summer Institute on Parallel Computing -- August 21 98. by Geoffrey C. Fox
1 Client (Tier 1): Java Graph Editor for Webflow or interpreted debugger (DARP) linked to Java Visualizer SciVis
  • In four tier model, these Java tools would run on Java Web Server with pure HTML client
2 Middle Tier 2: Network of Java Servers linking UNIX and Windows NT systems with "all" services
3 Back-end Tier 3: Globus where available. In early 98, this is high performance UNIX system links with no databases and no NT
4 Note this is a good high performance I/O architecture whether file system, CORBA or database based
5 Next foils show
  • Pure Tier 2 WebFlow system with simple Java Image filters
  • Customized "database" solution for NCSA Grand Challenge in Quantum Monte Carlo
  • DARP Debugging Interface for HPF with interactive breakpoints -- typical of universal front end tools
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