tutorial

AFPAC / SC toolboxAdaptation Framework for Parallel ComponentsSpawning Communicators tutorialJeremy BuissonContents1 Introduction 12 Communicator objects 12.1 Initialization of the toolbox . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22.2 Bootstrap of the rst communicator object . . . . . . . . . . . . . . . . . . . . . . 22.3 Destruction of a communicator object . . . . . . . . . . . . . . . . . . . . . . . . . 32.4 Finalization of the toolbox . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 Spawn processes 33.1 Spawn sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33.2 Spawner object . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43.3 Process creation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54 Disconnect processes 55 Architecture 61 IntroductionThespawningcommunicators(SC)toolboxhasbeendesignedinordertode neauniforminterfaceforglobalcommunicationswithinacollectionofcooperatingprocesses. Thosecommunicationsaredone through communicator objects. Whereas the interface dened in AFPAC declares operationsusedbyAFPAC(synchronizationbarrierandvaluegathering),SCde nesaninterfacefordynamicprocess management.Dynamic process management, in the case of global communications, is understood by SC asthe ability to make the collection of cooperating processes grow or shrink at runtime. Make ...