Will EAGAIN return on send for anything other than buffer full?

Posted by jkg0 on Stack Overflow See other posts from Stack Overflow or by jkg0
Published on 2010-06-18T13:45:35Z Indexed on 2010/06/18 13:53 UTC
Read the original article Hit count: 197

Filed under:

linux

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network

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tcp

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socket

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send

If I use send() on a non-blocking tcp socket in Linux will it return EAGAIN for anything other than a send buffer full condition?

I basically need to decide if I want to use the socket send buffer as the only buffer for my app or if I need my own user space buffer to feed the socket buffer.

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