netdev - Re: Any suggestions for a 40G Ethernet NIC?

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Message-ID: <52608A1D.4060805@candelatech.com>
Date:	Thu, 17 Oct 2013 18:08:45 -0700
From:	Ben Greear <greearb@...delatech.com>
To:	Ding Tianhong <dingtianhong@...wei.com>
CC:	netdev <netdev@...r.kernel.org>
Subject: Re: Any suggestions for a 40G Ethernet NIC?

On 10/17/2013 06:02 PM, Ding Tianhong wrote:
> On 2013/10/18 1:55, Ben Greear wrote:
>> I'd like to start playing around with 40G, but doesn't seem to be too
>> many such NICs available.  Does anyone have any suggestions for 40G NICs
>> that work well with Linux?
>>
>> Thanks,
>> Ben
>>
>
> I have the situation for test 40G for Linux, which consist of 4 82599 NICs,
> and I use bonding LACP mode to test the performance, when turn on the iommu for
> kernel, the performance is up to 30G, when close it, the performance is up to 38G,
> what do you think about it?

Nice performance!

But, for my purposes, I need a real 40g port to test some other 40g
equipment.

Thanks,
Ben

-- 
Ben Greear <greearb@...delatech.com>
Candela Technologies Inc  http://www.candelatech.com

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