完成此任务后，我们将设置在队列管理器控制下开始和结束的发布/订阅代理。

Once that is done, we will set up the publish/subscribe broker to start and end under control of the queue manager.

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当线程在CPU上的时间片结束之后，它将被重新放回到这个队列中。

When the thread completes its running slice on the CPU, it gets put back on the queue.

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在事务级别，您可以跟踪消息何时从输入源中的队列离开，以及消息事务何时结束。

At transaction level you can track when the message is being dequeued from the input source and when the message transaction ends.

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