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Date: Tue, 25 Apr 2006 13:51:30 -0400
To: Stephen.Clark@seclark.us
From: Mike Tancsa <mike@sentex.net>
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Cc: stable@freebsd.org
Subject: Re: Freebsd Stable 6.x ipsec slower than with 4.9
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At 01:02 PM 25/04/2006, Stephen Clark wrote:

>>Try first
>>sysctl -w net.inet.tcp.inflight.enable=0
>>
>>If its still slower, try using FAST_IPSEC instead on the 
>>server.  However, make sure you disable INET6
>That increased it to 39mbits/sec. Still far from 54mbits/sec

Are all of the TCP params (compare sysctl -a net.inet.tcp on both 
)and application defaults still the same on both systems ?   One that 
that for sure is not in RELENG_4 is SACK. Try disabling that and see 
if there is a difference.

         ---Mike