From: David Miller <davem@davemloft.net>
To: hkchu@google.com
Cc: eric.dumazet@gmail.com, hagen@jauu.net, tsunanet@gmail.com,
netdev@vger.kernel.org
Subject: Re: [PATCH] RFC2988bis + taking RTT sample from 3WHS for the passive open side
Date: Wed, 08 Jun 2011 17:06:22 -0700 (PDT) [thread overview]
Message-ID: <20110608.170622.443237000314177581.davem@davemloft.net> (raw)
In-Reply-To: <1307567318-26760-1-git-send-email-hkchu@google.com>
From: "H.K. Jerry Chu" <hkchu@google.com>
Date: Wed, 8 Jun 2011 14:08:38 -0700
> From: Jerry Chu <hkchu@google.com>
>
> This patch lowers the default initRTO from 3secs to 1sec per
> RFC2988bis. It falls back to 3secs if the SYN or SYN-ACK packet
> has been retransmitted, AND the TCP timestamp option is not on.
>
> It also adds support to take RTT sample during 3WHS on the passive
> open side, just like its active open counterpart, and uses it, if
> valid, to seed the initRTO for the data transmission phase.
>
> The patch also resets ssthresh to its initial default at the
> beginning of the data transmission phase, and reduces cwnd to 1 if
> there has been MORE THAN ONE retransmission during 3WHS per RFC5681.
>
> Signed-off-by: H.K. Jerry Chu <hkchu@google.com>
Ok, I'll apply this to net-next-2.6
We can add any necessary follow-on tweaks.
Thanks!
next prev parent reply other threads:[~2011-06-09 0:06 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-06-08 21:08 [PATCH] RFC2988bis + taking RTT sample from 3WHS for the passive open side H.K. Jerry Chu
2011-06-09 0:06 ` David Miller [this message]
[not found] <1307509203-30973-1-git-send-email-hkchu@google.com>
[not found] ` <1307550654.3057.70.camel@edumazet-laptop>
2011-06-08 17:04 ` 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
2011-06-08 22:06 ` Jerry Chu
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20110608.170622.443237000314177581.davem@davemloft.net \
--to=davem@davemloft.net \
--cc=eric.dumazet@gmail.com \
--cc=hagen@jauu.net \
--cc=hkchu@google.com \
--cc=netdev@vger.kernel.org \
--cc=tsunanet@gmail.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).