Basic IMAGE version of Foils prepared 7 January 1997
Foil 189 Fig. 12: A Parallel Computer viewed as a single CORBA object
From Collection of GIF Images for General NPAC Projects January 97- General NPAC ScreenDumps -- All 1997. byGeoffrey C. Fox
This is a classic "Host-node computing model". Logically the "Host" is at tier-2 and the nodes are at tier 3. The Physical architecture could differ from the logical architecture.