Network throughput problems in RELENG_7

[Matt Reimer]

On 10/27/07, Abdullah Ibn Hamad Al-Marri <wearabnet at yahoo.ca> wrote:
> ----- Original Message ----
> > From: Matthew Reimer <mattjreimer at gmail.com>
> > To: current at freebsd.org
> > Sent: Friday, October 26, 2007 7:10:55 PM
> > Subject: Network throughput problems in RELENG_7
> >
> > I'm seeing a problem where a much faster quad-core host
> > running
> >
>  RELENG_7
> > serves many fewer netrate/http requests per second (175/sec) than an
> > old, busy, UP 6.0 host (828/sec). The problem seems to be related to
> > latency and connection setup, as it shows up dramatically over a link
> > with 50-60 ms latency. Can you help?
...
>
> Hello,
>
> When did you last time did you csup and buildworld?
>
> I saw some changes in tcp few days ago.

Last Friday:

FreeBSD gandalf.vpop.net 7.0-BETA1 FreeBSD 7.0-BETA1 #1: Fri Oct 26
12:27:19 PDT 2007
mreimer at gandalf.vpop.net:/usr/obj/usr/src/sys/GANDALF  amd64

Matt