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Date: Fri, 25 Jan 2013 12:44:10 -0800
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Subject: Re: bge bad performance
From: Adrian Chadd <adrian@freebsd.org>
To: Daniel Braniss <danny@cs.huji.ac.il>
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Disable the offload options (rx checksum, tx checksum, tcp segment
offload) and retry with each option disabled, one at a time.

Hopefully you'll find that one or a combination of options is causing
your issue.

Thanks,


adrian


On 25 January 2013 02:45, Daniel Braniss <danny@cs.huji.ac.il> wrote:
> Hi,
> It seems that I have more issues with the bge,
>      Broadcom NetXtreme Gigabit Ethernet, ASIC rev. 0x5720000
>
> ifconfig says:
> bge2: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500
>  options=c019b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM,TSO4,VLAN_HWTS
> O,LINKSTATE>
>  ether xx...
>  inet6 xxx prefixlen 64 scopeid 0x3
>  inet xxx... netmask 0xfffff000 broadcast yyy
>  nd6 options=21<PERFORMNUD,AUTO_LINKLOCAL>
>  media: Ethernet autoselect (1000baseT <full-duplex>)
>  status: active
>
> iperf reports
> [  3]  0.0-10.0 sec   230 MBytes   193 Mbits/sec
>
>
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