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From Hobin Yoon <hobiny...@gmail.com>
Subject Re: How to measure data transfer between data centers?
Date Sun, 08 Dec 2013 21:42:26 GMT
I had the same requirement and modified iptraf to log traffic every second.

https://github.com/hobinyoon/iptraf-3.0.0.git

Hobin


On Thu, Dec 5, 2013 at 2:17 AM, Jason Wee <peichieh@gmail.com> wrote:

> Hi,
>
> Will it be simpler to just measure the network interface of the node
> instead?
>
> /Jason
>
>
> On Thu, Dec 5, 2013 at 10:57 AM, Jacob Rhoden <jacob.rhoden@me.com> wrote:
>
>>
>>
>> http://unix.stackexchange.com/questions/41765/traffic-stats-per-network-port
>>
>> ______________________________
>> Sent from iPhone
>>
>> On 5 Dec 2013, at 5:44 am, Tom van den Berge <tom@drillster.com> wrote:
>>
>> Hi Chris,
>>
>> I think streaming is used for repair tasks, bulk loading and that kind of
>> things, but not for regular replication traffic.
>>
>>  I think you're right that I should look into network tools. I don't
>> think cassandra can supply this information.
>>
>> Thanks,
>> Tom
>>
>>
>> On Wed, Dec 4, 2013 at 6:08 PM, Chris Burroughs <
>> chris.burroughs@gmail.com> wrote:
>>
>>> https://wiki.apache.org/cassandra/Metrics has per node Streaming
>>> metrics that include total bytes/in out.  That is only a small bit of what
>>> you want though.
>>>
>>> For total DC bandwidth it might be more straightforward to measure this
>>> at the router/switch/fancy-network-gear level.
>>>
>>>
>>> On 12/03/2013 06:25 AM, Tom van den Berge wrote:
>>>
>>>> Is there a way to know how much data is transferred between two nodes,
>>>> or
>>>> more specifically, between two data centers?
>>>>
>>>> I'm especially interested in how much data is being replicated from one
>>>> data center to another, to know how much of the available bandwidth is
>>>> used.
>>>>
>>>>
>>>> Thanks,
>>>> Tom
>>>>
>>>>
>>>
>>
>>
>> --
>>
>> Drillster BV
>> Middenburcht 136
>> 3452MT Vleuten
>> Netherlands
>>
>> +31 30 755 5330
>>
>> Open your free account at www.drillster.com
>>
>>
>

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