From: Andreas Petlund <apetlund@simula.no>
To: Andi Kleen <andi@firstfloor.org>
Cc: Lars Eggert <lars.eggert@nokia.com>,
David Miller <davem@davemloft.net>,
"zimmermann@nets.rwth-aachen.de" <zimmermann@nets.rwth-aachen.de>,
"pavel@ucw.cz" <pavel@ucw.cz>,
"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
"ilpo.jarvinen@helsinki.fi" <ilpo.jarvinen@helsinki.fi>,
"eric.dumazet@gmail.com" <eric.dumazet@gmail.com>,
"Arnd.Hannemann@nets.rwth-aachen.de"
<Arnd.Hannemann@nets.rwth-aachen.de>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"shemminger@vyatta.com" <shemminger@vyatta.com>,
"william.allen.simpson@gmail.com"
<william.allen.simpson@gmail.com>,
"damian@tvk.rwth-aachen.de" <damian@tvk.rwth-aachen.de>,
"ebiederm@xmission.com" <ebiederm@xmission.com>
Subject: Re: [net-next PATCH v4 1/3] net: TCP thin-stream detection
Date: Mon, 22 Feb 2010 16:40:22 +0100 [thread overview]
Message-ID: <4B82A566.5000600@simula.no> (raw)
In-Reply-To: <87k4u5mh9u.fsf@basil.nowhere.org>
On 22. feb. 2010 16:17, Andi Kleen wrote:
> Lars Eggert <lars.eggert@nokia.com> writes:
>
>> If it's off by default there is no issue.
>
> Still a sufficient large number of people might turn it on
> and then the network would melt.
>
> IMHO TCP changes with badly understood congestion behaviour
> should not be merged until the necessary analysis/simulation etc.
> is done.
>
> -Andi
Graphs from our experiments can be found here:
http://simula.no/research/nd/publications/Simula.nd.477/simula_pdf_file
Section 5.2.5 covers experiments on fairness-issues. We have found no
adverse effects of the modifications submitted in this patch set (mFR
and LT in the plot), but further testing cannot hurt.
Best regards,
Andreas
next prev parent reply other threads:[~2010-02-22 15:40 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-02-16 14:40 [net-next PATCH v4 1/3] net: TCP thin-stream detection Andreas Petlund
2010-02-18 0:32 ` David Miller
2010-02-21 10:21 ` Pavel Machek
2010-02-21 11:23 ` Alexander Zimmermann
[not found] ` <2EC47E8B-BC4C-4DAB-86ED-F702D67F8AD0@nokia.com>
[not found] ` <20100221.150311.193707249.davem@davemloft.net>
2010-02-22 6:41 ` Lars Eggert
2010-02-22 15:17 ` Andi Kleen
2010-02-22 15:35 ` Alexander Zimmermann
2010-02-22 15:40 ` Andreas Petlund [this message]
2010-02-22 15:51 ` Andreas Petlund
2010-02-22 16:06 ` Hagen Paul Pfeifer
2010-02-22 22:13 ` David Miller
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