From: Eric Dumazet <eric.duma...@gmail.com> Date: Wed, 26 Oct 2016 09:27:57 -0700
> From: Eric Dumazet <eduma...@google.com> > > Per listen(fd, backlog) rules, there is really no point accepting a SYN, > sending a SYNACK, and dropping the following ACK packet if accept queue > is full, because application is not draining accept queue fast enough. > > This behavior is fooling TCP clients that believe they established a > flow, while there is nothing at server side. They might then send about > 10 MSS (if using IW10) that will be dropped anyway while server is under > stress. > > Signed-off-by: Eric Dumazet <eduma...@google.com> Applied.
