Basic HTML version of Foils prepared
August 29 98
Foil 17 What Happened?
From
Designing and Building Parallel Programs 3: MPI Message Passing System DoD Modernization Tutorial --
1995-1998
.
by
Ian Foster, Gina Goff, Ehtesham Hayder, Chuck Koelbel
Each library was self-consistent
Correctly handled all messages it knew about
Interaction between the libraries killed them
"Intercepting" a message broke both
The lesson:
Don't take messages from strangers
Other examples teach other lessons:
Clean up your own messages
Don't use other libraries' tags
Etc. ...
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