Basic HTML version of Foils prepared August 22 98

Foil 7 PSL Features in PetaSIM

From Details of PetaSIM and its relationship to Performance Specification Languages Darpa Workshop on Performance Engineered Systems Annapolis Md. -- August 19-21 1998. by Yuhong Wen, Geoffrey C. Fox
Original concept was for "user" to write applications in "execution script" which made explicit all parallelism and data movement.
  • Using data parallel operations operating on coarse grain data entities to generate elegant application specification
I/O Intensive Maryland applications view "PetaSIM execution script" as an "intermediate representation"
Application specified as set of (emulating) methods
PetaSIM specification of computational resources
Translator of method calls
PetaSIM Execution Script
PetaSIM

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