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Date: Fri, 17 Jan 2014 16:09:49 -0500
From: Mike Tancsa <mike@sentex.net>
Organization: Sentex Communications
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To: Kevin Oberman <rkoberman@gmail.com>
Subject: Re: forwarding performance with releng7 vs 8 vs 9 vs 10 on an Alix box
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On 1/17/2014 4:03 PM, Kevin Oberman wrote:
> 
> FreeBSD 8 introduced default support for TSO. You might try turning it
> off (-tso) if it is enabled on the interfaces involved.

Thanks, these are vr interfaces which do not support TSO.  Also, its
pure forwarding that seems to be the issue and I dont think TSO enters
into that ?

vr0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500
        options=8280b<RXCSUM,TXCSUM,VLAN_MTU,WOL_UCAST,WOL_MAGIC,LINKSTATE>
        ether 00:0d:b9:1c:60:48
        inet 192.168.xx.xx netmask 0xffffff00 broadcast 192.168.xx.xx
        nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
        media: Ethernet autoselect (100baseTX <full-duplex>)
        status: active


-- 
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Mike Tancsa, tel +1 519 651 3400
Sentex Communications, mike@sentex.net
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