Operations include trying to open a queue to receive messages by specifying a direct format name.
这些操作包括尝试通过指定直接格式名打开要接收消息的队列。When a lock is released, the system chooses the thread from the front of the highest-priority queue of contenders to try to lock the object.
释放锁以后,系统从争用者的最高优先级队列的前端选择线程,以便试图锁定对象。As our example already hinted the fanout exchange does not interpret anything at all: it delivers messages to all the queues bound to it.
我们的例子中,fanout交换器不会解释任何东西:它只是将消息投递到所有绑定到它的队列中。In a queuing system, messages are stored at intermediate nodes until the system is ready to forward them.
在一个队列系统中,消息被存放在中间节点,直到系统准备好发送他们。It may be difficult to get out of a row after first entering, when the crowd is pushing around.
进去以后当人群前挤后拥的时候想从队列里出来是件困难的事。A reference to a waiting queue, which contains the threads that are waiting for notification of a change in the state of the locked object.
对等待队列的引用,它包含正在等待锁定对象状态变化通知的线程。When migrating a cluster, it is sensible to carry out a staged migration and migrate queue managers one at a time.
迁移一个集群时,最好进行分步迁移,即每次只迁移一个队列管理器。Every time the CPU is ready to dispatch a thread, this global run queue is checked before any other run queues.
每当CPU准备分派线程时,它都会先检查此全局运行队列,然后再检查其他运行队列。Qlen displays the number of current work requests in the queues ready to be dispatched to a servant region.
Qlen显示队列中已准备好分派到某个服务区域的当前工作请求数量。