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From Jun Rao <jun...@gmail.com>
Subject Re: What information does FetchRequestAndResponseMetrics name contain?
Date Mon, 02 Jun 2014 16:56:34 GMT
fcaaea29 is some sort of uuid. 0-0 is clientid-brokerId (to fetch from).

Thanks,

Jun


On Mon, Jun 2, 2014 at 5:16 AM, Vladimir Tretyakov <
vladimir.tretyakov@sematext.com> wrote:

> Hello everyone,
>
> We are adding Kafka 0.8.x monitoring support to SPM
> <http://sematext.com/spm/> here at Sematex and I have one question about
> JMX Kafka beans:
>
> In Jconsole for my local setup I see:
>
> kafka.consumer:type="FetchRequestAndResponseMetrics",name="
>
> af-servers-ConsumerFetcherThread-af-servers-wawanawna-Dell-1401353748289-fcaaea29-0-0-host_localhost-my-port_9092-FetchRequestRateAndTimeMs
> "
>
>
> This long name actually contains consumer group id ('af-servers'), host
> ('wawanawna-Dell'), and a few other things, which I can recognize as a
> human….
>
> Maybe someone can clarify for me what this line contains, especially part
> '1401353748289-fcaaea29-0-0'. What timestamp represents here? What 'fcaaea'
> means? Does it just id of something? What is '-0-0-' here? Does it relates
> to partitions somehow?
>
> Thx and best regards from Sematext.
>

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