Basic HTML version of Foils prepared August 7 98

Foil 11 Choosing a Good Distribution Pattern (cont.)

From DoD HPF Training -- 4. HPF Data Mapping Facilities DoD Training and Others -- 1995-98. by Chuck Koelbel -- Rice University
1 Broadcasts (copying one element) and reductions (combining all elements) favor neither BLOCK nor CYCLIC
2 Irregular communications (sorting, scatters and gathers) favor neither BLOCK nor CYCLIC
  • But some special cases are natural
in Table To:

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