netdev - Re: [PATCH] TCPCT+1: initial SYN exchange with SYNACK data

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Message-ID: <4AC9AD14.2060500@gmail.com>
Date:	Mon, 05 Oct 2009 04:23:48 -0400
From:	William Allen Simpson <william.allen.simpson@...il.com>
To:	David Miller <davem@...emloft.net>
CC:	netdev@...r.kernel.org
Subject: Re: [PATCH] TCPCT+1: initial SYN exchange with SYNACK data

David Miller wrote:
> I'm looking at the patch more closely, and as I learn more
> things about your change, my position changes.
> 
>> Perhaps you would prefer this as a config option after all?
> 
> No, then nobody is going to deploy this thing (meaning it really will
> be useless), or everyone will and everyone will enable it and thus eat
> the space.
> 
> It's bad either way.
> 
> Store the data either somewhere else or in an extremely compact form.
> 
More cross-posting, a good thing for responsiveness....

OK, no config option.

This will be widely deployed.  Deployment in DNS root servers is
expected by December.  It will be hammered with 600,000+ queries per
minute.  Does that impact your design expectations?

Tomorrow, I'll send out a new patch with everything buried in a single
kref, the various tests will only be a trifle slower....

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