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Support sendmmsg for UDP. about state-threads HOT 2 OPEN

ossrs avatar ossrs commented on May 29, 2024
Support sendmmsg for UDP.

from state-threads.

Comments (2)

winlinvip avatar winlinvip commented on May 29, 2024

Remove the sendmmsg because we are refining ST, for #19 and ossrs/srs#2188.

from state-threads.

winlinvip avatar winlinvip commented on May 29, 2024

目前的进展:sendmmsg和GSO都是能提升UDP IO的性能,但是RTC或UDP服务器,更多的性能损耗不是在IO,而是在内核协议栈,以及(由于是通信业务所以一般都要求)加解密,简单说来:

UDP服务器是一个计算和IO都很密集的业务,而且更侧重计算密集型,因为IO可以直接丢弃UDP包。

因此,对于计算密集型业务,我们首先要做的是能利用多核的能力,也就是多线程或多进程能力( #19 ),在多核改造完成后,再进行IO的优化。

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