Basic HTML version of Foils prepared August 29 98

Foil 6 Multicomputer Architecture

From Designing and Building Parallel Programs I: Introduction DoD Modernization Tutorial -- 1995-1998. by Ian Foster, Gina Goff, Ehtesham Hayder, Chuck Koelbel
1 Multicomputer = nodes + network
2 Node = processor(s) + local memory
3 Access to local memory is cheap
  • 10s of cycles; does not involve network
  • Conventional memory reference
4 Access to remote memory is expensive
  • 100s or 1000s of cycles; uses network
  • Use I/O-like mechanisms (e.g., send/receive)
in Table To:

© Northeast Parallel Architectures Center, Syracuse University, npac@npac.syr.edu

If you have any comments about this server, send e-mail to webmaster@npac.syr.edu.

Page produced by wwwfoil on Sun Apr 11 1999