Closing the Gap between Cloud Providers and Scientific Users - Cloud Computing with e-Science Applications - page 127

sd Flow

PreschedulingQueue

SchedulingQueue ClusterA_Queue

WebPortal
StartExecution
(params)

ResourceManager MachineAgent_ClusterA

getPendingExecutions()

StartExecution
(params)

StartJobExecution(params)

getMessages()

getAssignedJobs()

evenNotification()

FIGURE 6.3
Queue communication sequence.