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The downside of this central control element is the danger of turning the Process Manager into a performance bottleneck.

The versatility of a Process Manager is at the same time its biggest strength and weakness. A Process Manager can execute any sequence of steps, sequential or in parallel. Therefore, almost any integration problem can be solved with a Process Manager. Likewise, most of the patterns introduced in this chapter could be implemented using a Process Manager. In fact, many EAI vendors make you believe that every integration problem is a process problem. We think that using a Process Manager for every situation may be overkill. It can distract from the core ...

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Cover of Enterprise Integration Patterns: Designing, Building, and Deploying Messaging Solutions

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Downside of a process manager