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From Raj Vishwanathan <rajv...@yahoo.com>
Subject Re: ethernet bonding / 802.3ad / link aggregation
Date Sun, 26 Aug 2012 19:20:48 GMT
What do you want to use channel bonding for? Increasing throughput or increasing availlability?

Raj





>________________________________
> From: Koert Kuipers <koert@tresata.com>
>To: user@hadoop.apache.org 
>Sent: Sunday, August 26, 2012 10:59 AM
>Subject: Re: ethernet bonding / 802.3ad / link aggregation
> 
>
>Thanks! I will post results. What is the recommended way to measure it? (I am on Centos
5.x)
>
>
>On Sun, Aug 26, 2012 at 1:58 PM, Mohit Anchlia <mohitanchlia@gmail.com> wrote:
>
>
>>
>>
>>On Sun, Aug 26, 2012 at 10:47 AM, Koert Kuipers <koert@tresata.com> wrote:
>>
>>we are looking at channel bonding / link aggregation (2 x 1 Gbit/s) on our hadoop
slaves.
>>>what is the recommended bonding mode? i found some references to mode 4 (802.3ad,
hardware based) and to mode 6 (balance-alb, software based) in hadoop mailing lists.
>>>thanks! koert
>>>
>> 
>>I have configured LACP before and seems to be the standard. Do post your results,
in general don't expect to see 2 Gbps, you'll probably get around 1.5 Gbps or less depending
on hardware vendor.
>>
>
>
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