BM Software Group WebSphere software Bus Members The members of a service integration bus are the application servers within which messaging engines for that bus can run Application Server Cluster When a new Bus Member is defined, one Messaging Engine is automatically created in the corresponding server or Cluster Cluster Messaging Server 1 Server 2 Server 3 IBM Software Group I Web Sphere software Messaging Engines A ME runs inside an Application Server and manages messaging resour Messaging Engines are transparent to application code v6 Application Server Each server or cluster has at least one me for each Bus with which it is associated ME unique within Bus The me has an associated data store for message persistence and overflow Data Store is a jDBC Data Source Store5 IBM Software Group | WebSphere software WebSphere Application Server v6 9 Bus Members ƒ The members of a service integration bus are the application servers within which messaging engines for that bus can run Application Server Cluster ƒ When a new Bus Member is defined, one Messaging Engine is automatically created in the corresponding server or Cluster Bus Server 1 Messaging Engine Server 2 Messaging Engine Server 3 Messaging Engine Cluster IBM Software Group | WebSphere software WebSphere Application Server v6 10 Bus Messaging Engines ƒ A ME runs inside an Application Server and manages messaging resources ƒ Messaging Engines are transparent to application code ƒ Each server or cluster has at least one ME for each Bus with which it is associated ƒ ME unique within Bus ƒ The ME has an associated data store for message persistence and overflow Data Store is a JDBC DataSource v6 Application Server Messaging Engine Dest. Data Store