TCP basically include delayed transmitiing function. Delayed transmitting function make a balance efficiently on communicating WAN internet. However it makes some delay to send a data to others.
Delayed transmitting is also called Nagle Algorism. Nagle algorism makes delay around 0.01~0.7 seconds. It often does not suitable with online game. So ProudNet also has disable Nagle algorism function.
If you disable Nagle algorism on ProudNet, it does Delayed Send up to 0.01 second to prevent Silly Window Syndrome.
Please refer to controlling Nagle algorism as followed.
Proud.CStartLanServerParameter.m_enableNagleAlgorithm
Proud.CLanServer.GetEnableNagleAlgorithm
Proud.CNetServer.GetEnableNagleAlgorithm