Asymmetric ethernet throughput?
mwm-keyword-freebsdhackers2.e313df at mired.org
Tue May 30 13:42:21 PDT 2006
In <1126.96.36.199.32.1149020799.squirrel at www.foolishgames.com>, Lucas Holt <luke at foolishgames.com> typed:
> Does disabling net.inet.tcp.inflight.enable make any difference? I've
> noticed strange transfer speed differences between a samba server on
> freebsd 6.1 and OS 10.4.6 clients and Windows.
> With these set in /etc/sysctl.conf, I can get reasonable speeds on both
> the macs and windows box.
Well, it makes the throughput closer to symmetric when I'm pushing
traffic both ways - but at around 7MB/sec. If I only run traffic in
one direction, I get the previous behavior.
I tried it from the 6.1 system to the 5.5 system. It's not quite so
out of whack - 2:1 instead of 3:1 - but those two sysctls don't make
Mike Meyer <mwm at mired.org> http://www.mired.org/consulting.html
Independent Network/Unix/Perforce consultant, email for more information.
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