twin-string socket 双列插座
Pull-string Socket 拉绳插座
twin-string E socket 双列插座
twin string line-i et socket 双列直插式插座
The new thread reads the message from the socket and USES the resulting String to build a message object.
这个新线程从套接字中读取消息，并使用结果String来构建Message对象。
Interestingly, Ruby 1.9.0 has the lowest CPU usage, with an implementation that uses readpartial, "no timeout for socket reads" and "pre-allocated String buffer for each read".
有趣的是，Ruby 1.9.0对CPU的占有率最低，其实现采用了 readpartial：“不对socket读取设置超时”，同时“提前为每次读取分配字符串缓存”。
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