netdev - Re: TCP packet size and delivery packet decisions

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Message-ID: <4C866EFD.4060404@hp.com>
Date:	Tue, 07 Sep 2010 09:57:33 -0700
From:	Rick Jones <rick.jones2@...com>
To:	Eric Dumazet <eric.dumazet@...il.com>
CC:	David Miller <davem@...emloft.net>, leandroal@...il.com,
	netdev@...r.kernel.org,
	Ilpo Järvinen <ilpo.jarvinen@...sinki.fi>
Subject: Re: TCP packet size and delivery packet decisions

> Is there a hard requirement about segment size being at most half the
> window ?

In the deep, dark, past of other stacks, there were concerns about devolving 
into stop-start.  I suppose from a theoretical standpoint, there is a chance 
that MSS==window, coupled with immediate ACKnowledgement on the receiver could 
send zero windows that might elicit undesirable probes?

rick jones
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