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From: Hagen Paul Pfeifer <hagen@jauu.net>
To: Jerry Chu <hkchu@google.com>
Cc: David Miller <davem@davemloft.net>,
	Eric Dumazet <eric.dumazet@gmail.com>,
	tsunanet@gmail.com,
	"netdev@vger.kernel.org" <netdev@vger.kernel.org>
Subject: Re: [PATCH] RFC2988bis + taking RTT sample from 3WHS for the passive open side
Date: Wed, 8 Jun 2011 23:16:39 +0200	[thread overview]
Message-ID: <20110608211639.GA2876@nuttenaction> (raw)
In-Reply-To: <BANLkTimXgK03tM1e3FYe+wausHT15W6H-2eMNCWaj8LLxRvbZw@mail.gmail.com>

Hello Jerry

* Jerry Chu | 2011-06-08 11:04:22 [-0700]:

>+       /* Cut cwnd down to 1 per RFC5681 if SYN or SYN-ACK has been
>+        * retransmitted. In light of RFC2988bis' more aggressive 1sec
>+        * initRTO, we only reset cwnd when more than 1 SYN/SYN-ACK
>+        * retransmission has occurred.
>+        */
>+       if (tp->total_retrans > 1)
>+               tp->snd_cwnd = 1;
>+       else
>+               tp->snd_cwnd = tcp_init_cwnd(tp, dst);

Is this behavior somewhere documented? In RFC2988bis I cannot find something
similar.


Cheers, Hagen

  parent reply	other threads:[~2011-06-08 21:16 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <1307509203-30973-1-git-send-email-hkchu@google.com>
     [not found] ` <1307550654.3057.70.camel@edumazet-laptop>
2011-06-08 17:04   ` [PATCH] RFC2988bis + taking RTT sample from 3WHS for the passive open side Jerry Chu
2011-06-08 22:26     ` Jerry Chu
2011-06-08 23:39       ` Eric Dumazet
2011-06-08 23:44         ` David Miller
2011-06-08 23:57           ` Rick Jones
2011-06-08 23:59             ` David Miller
2011-06-09  3:39         ` Jerry Chu
2011-06-08 18:04 ` Jerry Chu
2011-06-08 20:54   ` Yuchung Cheng
2011-06-08 22:13     ` David Miller
2011-06-08 21:03   ` Eric Dumazet
2011-06-08 21:16   ` Hagen Paul Pfeifer [this message]
2011-06-08 22:06     ` Jerry Chu
2011-06-08 21:08 H.K. Jerry Chu
2011-06-09  0:06 ` David Miller

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