netdev - Re: [PATCH] TCP cubic v2.2

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Message-Id: <20080304.141823.238894086.davem@davemloft.net>
Date:	Tue, 04 Mar 2008 14:18:23 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	shemminger@...tta.com
Cc:	rhee@....ncsu.edu, sha2@...u.edu, netdev@...r.kernel.org
Subject: Re: [PATCH] TCP cubic v2.2

From: Stephen Hemminger <shemminger@...tta.com>
Date: Tue, 4 Mar 2008 11:57:40 -0800

> We have updated CUBIC to fix some issues with slow increase in large BDP 
> networks. We also improved its convergence speed. The fix is in fact very 
> simple --  the window increase limit of smax during the window probing phase 
> (i.e., convex growth phase) is removed. We found that this does not affect 
> TCP friendliness, but only improves its scalability. We have run some tests 
> in our lab and also over the Internet path from NCSU to Japan. These results 
> can be seen from the following page:
> 
> 
> http://netsrv.csc.ncsu.edu/wiki/index.php/Intra_protocol_fairness_testing_with_linux-2.6.23.9
> http://netsrv.csc.ncsu.edu/wiki/index.php/RTT_fairness_testing_with_linux-2.6.23.9
> http://netsrv.csc.ncsu.edu/wiki/index.php/TCP_friendliness_testing_with_linux-2.6.23.9
> 
> Signed-off-by: Sangtae Ha <sha2@...u.edu>
> Signed-off-by: Stephen Hemminger <shemminger@...tta.com>

I've applied this to net-2.6.26, thanks!
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