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The Windows Server AppFabric MP for System Center Operations Manager 2007 SP1/R2 is now available here:
The Windows Server AppFabric Management Pack discovers and comprehensively monitors the system components of the AppFabric. Primarily using the event log, the MP will monitor the health of the Event Collection Service, the Workflow Management Service, the Caching Service, and the system databases. The MP will also provide basic monitoring of the WCF and WF services that the AppFabric manages.