一般用例将以许多小消息结束，当涉及到远程接口时，端到端通信开销会对响应时间和吞吐量造成很大的影响。

The average use case will end up with lots of small messages, and the end-to-end communication overhead when remote interfaces were involved had a major impact on response time and throughput.

youdao

既然锁定用于线程间通信，那么取消锁定会开启临界区，而释放锁定会结束临界区，这是行得通的。

Since locks are used for interthread communication, it makes sense that taking out a lock would start a critical region and that releasing the lock would end the critical region.

youdao

标记是一个通信通道的开始或结束。

The tag is the start or an end of a communication channel.

youdao