TCP Initial Window 10 MFC (was: Re: svn commit: r252789 - stable/9/sys/netinet)

[Eggert, Lars]

Oh: The other interesting bit is that Chrome defaulted to telling the server to use IW32 if it had no cached value...

I think Google are still heavily tweaking the mechanisms.

Lars

On Aug 14, 2013, at 16:46, "Eggert, Lars" <lars at netapp.com> wrote:

> Hi,
> 
> On Aug 14, 2013, at 10:36, Lawrence Stewart <lstewart at freebsd.org> wrote:
>> I don't think this change should have been MFCed, at least not in its
>> current form.
> 
> FYI, Google's own data as presented in the HTTPBIS working group of the recent Berlin IETF shows that 10 is too high for ~25% of their web connections: see slide 2 of http://www.ietf.org/proceedings/87/slides/slides-87-httpbis-5.pdf
> 
> (That slide shows a CDF of CWND values the server used at the end of a web transaction.)
> 
> Lars

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