Once the event queues fill up, new event messages for that queue are discarded.

一旦事件队列满员，那个队列的新消息将被丢弃。

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Event queues typically accumulate messages gradually, so you can tune TRIGDEPTH and QDEPTHHI close to MAXDEPTH.

通常，事件队列逐渐聚集消息，因此，您可以将TRIGDEPTH和qdepthhi调优为接近MAXDEPTH。

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In addition to these classes, several classes having to do with workflow event queues and with exceptions thrown by the workflow runtime engine are contained in this namespace.

除这些类之外，此命名空间中还包含多个必需的类，用于处理工作流事件队列和工作流运行时引擎引发的异常。

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