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Date: Thu, 1 Mar 2012 20:59:20 +0400 (MSK)
From: Maxim Konovalov <maxim.konovalov@gmail.com>
To: Andre Oppermann <andre@FreeBSD.ORG>
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Cc: src-committers@FreeBSD.ORG, svn-src-user@FreeBSD.ORG
Subject: Re: svn commit: r232345 - user/andre/tcp_workqueue/sys/netinet
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Hi Andre,

On Thu, 1 Mar 2012, 16:18-0000, Andre Oppermann wrote:

> Author: andre
> Date: Thu Mar  1 16:18:39 2012
> New Revision: 232345
> URL: http://svn.freebsd.org/changeset/base/232345
>
> Log:
>   Increase the initial CWND to 10 segments as defined in IETF TCPM
>   draft-ietf-tcpm-initcwnd-03 discussing why the higher initial window
>   improves the overall performance of many web services without risking
>   congestion collapse.
>
>   As long as it remains a draft it is not enabled by default and placed
>   under a sysctl marking it clearly as experimental:
>    net.inet.tcp.exprimental.initcwnd10
>
>   Linux as of kernel 3.0 has enabled it by default.
>
Wouldn't it be better to just let user to specify icwnd size?

-- 
Maxim Konovalov