ChannelOption.SO_BACKLOG做什么？ [英] What does ChannelOption.SO_BACKLOG do?

问题描述

.option(ChannelOption.SO_BACKLOG, 100)

显示在Netty 4升级文档中。你能解释它的作用吗？

is shown in the Netty 4 upgrade doc. Can you explain what it does?

谢谢！

推荐答案

这是传递套接字选项确定排队的连接数。

It's a passed through socket option determining the number of connections queued.

• http://docs.oracle.com/javase/7/docs/api/java/net/ServerSocket.html

• http://docs.oracle.com/javase/7/docs/api/java/net/ServerSocket.html

传入连接指示（连接请求）的最大队列长度设置为backlog参数。如果队列已满时连接指示到达，则拒绝连接。

The maximum queue length for incoming connection indications (a request to connect) is set to the backlog parameter. If a connection indication arrives when the queue is full, the connection is refused.

• 有关netty频道的更多信息： http://seeallhearall.blogspot.de/2012/06/netty -tutorial-part-15-on-channel.html


• More on netty channels: http://seeallhearall.blogspot.de/2012/06/netty-tutorial-part-15-on-channel.html

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