FULI

because we only have one shared socket for UDP

在socket上有什么优势

I'm think about some kind of OTP(one-time-pad), like : https://en.wikipedia.org/wiki/Time-based_One-time_Password_algorithm

has this fixed?

why not just send metadata as the first few bytes？

> @xtaci can you please look at this again? as I said before, you can just just send metadata as the first few bytes of the streams.

Config.KeepAliveDisabled just do the job

每个流都是独立的，所以**流之间**乱序没有关系，这反而是shaper的目的，如果是单一流，可能确实肯定存在一个prio变量overflow导致的乱序问题。

嗯，这个的prio溢出可能性是很高的，还是需要修复一下。

因为stream.Write本身是阻塞函数，那么出现这个情况只可能是发送一个刚好在 1