AWS - Simple Workflow (SWF)



  • SWF Workers: 
    • are programs that interact with the SWF to get tasks, process received tasks and then return the results.
  • SWF Workflow Starter:
    • Starter is a program that starts the workflow.
  • SWF Decider:
    •  is the program that controls the coordination of tasks i.e. their ordering, concurrency, and scheduling according to the application logic.
  • Workers and Deciders can run on cloud infrastructure like EC2 or on machines behind firewall
  • SWF Domains isolate a set of types, executions and task lists from others within the same account.


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