Re: PROBLEM: Epoll frequently fails to notify connects at connectbursts

From: Mark Brown
Date: Wed Aug 26 2009 - 08:26:52 EST

On Wed, Aug 26, 2009 at 11:15:10AM +0200, Will Brown wrote:
> On Wed, Aug 26, 2009 at 3:24 AM, Davide Libenzi<davidel@xxxxxxxxxxxxxxx> wrote:

> >> Multiple quasi-simultaneous events for the same fd are merged. This is why
> >> on POLLIN on accepting sockets you want to do something like:

> Aha! Thank you immensely Davide. It cost me one week of frustration already.

> 1. Where should I have picked up this gem of essential information? I
> haven't seen it in the man-pages for either 'epoll' or 'accept'.

It should be covered in the "Level-Triggered and Edge-Triggered" section
of the epoll() manual page - the particular case of accept() isn't
covered but the general idea is the same.
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