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Transparently Grid-Enabling PtII: Handles

Transparently Grid-Enabling PtII: Handles. Logical token transfer (3) requires get_handle(1,2); then exec_handle(4,5, 6 ,7) for completion. A GA: get_handle GA A: return &X A B: send &X B GB: request &X GB GA: request &X GA GB: send *X GBB: send done(&X) Example:

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Transparently Grid-Enabling PtII: Handles

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  1. Transparently Grid-Enabling PtII: Handles Logical token transfer (3) requires get_handle(1,2); then exec_handle(4,5,6,7) for completion. • AGA: get_handle • GAA: return &X • AB: send &X • BGB: request &X • GBGA: request &X • GA GB: send *X • GBB: send done(&X) • Example: • &X = “GA.17” • *X =<some_huge_file> PtII space 3 A B 4 7 2 1 5 Grid space GA GB 6

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