Basic HTML version of Foils prepared Sept 30 98

Foil 11 Dataset: Sample Object Structure

From A Coarse Grain Performance Estimator -- PetaSIM and a Hybrid Distributed Object Model for the IPG NASA Workshop on Performance Engineered Information Systems -- Sept 28-29 98. by Geoffrey C. Fox, Yuhong Wen, Wojtek Furmanski, Tom Haupt
Name: one per dataset object
type: of dataset choose from grid1dim, grid2dim, grid3dim
bytesperunit: number of bytes in each unit
floatsperunit: update cost as a floating point arithmetic count
operationsperunit: operations in each unit
update(): method that updates given dataset which is contained in a CPU nodeset and a grainsize controlled by last memory nodeset visited
transmit(): method that calculates cost of transmission of dataset between memory levels either as communication or as movement up and down hierarchy
  • Methods can use the other parameters or be custom

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