netdev - Re: [PATCH net-2.6 0/3]: Three TCP fixes

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Message-ID: <Pine.LNX.4.64.0712042319160.12072@kivilampi-30.cs.helsinki.fi>
Date:	Tue, 4 Dec 2007 23:26:17 +0200 (EET)
From:	"Ilpo Järvinen" <ilpo.jarvinen@...sinki.fi>
To:	John Heffner <jheffner@....edu>,
	Alexey Kuznetsov <kuznet@....inr.ac.ru>
cc:	David Miller <davem@...emloft.net>,
	Netdev <netdev@...r.kernel.org>, Matt Mathis <mathis@....edu>
Subject: Re: [PATCH net-2.6 0/3]: Three TCP fixes

On Tue, 4 Dec 2007, John Heffner wrote:

> Ilpo Järvinen wrote:
> 
> > ...Mind if I ask another similar one, any idea why prior_ssthresh is smaller
> > (3/4 of it) than cwnd used to be (see tcp_current_ssthresh)?
> 
> Not sure on that one.  I'm not aware of any publications this is based on.

My theory is that it could relate to tcp_cwnd_restart and 
tcp_cwnd_application_limited using it and the others are just then 
accidently changed as well. Perhaps I'll have to dig once again to 
changelog history to see if there's some clue (unless Alexey shed 
some light to this)...

> Maybe Alexey knows?

Added Alexey.

-- 
 i.