Number of messages on queue that would trigger the Controller to start a new message Handler task.

当队列中的消息数量达到该值时，将触发Controller启动新的MessageHandler任务。

youdao

Number of messages on queue that would trigger the Controller to start a new message Handler task.

当队列中的消息数量达到该值时，将触发Controller启动新的MessageHandler任务。

youdao