kafka-users mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Jun Rao <jun...@gmail.com>
Subject Re: What information does FetchRequestAndResponseMetrics name contain?
Date Tue, 03 Jun 2014 03:41:19 GMT
Think of UUID as some random bytes.

Thanks,

Jun


On Mon, Jun 2, 2014 at 12:01 PM, Vladimir Tretyakov <
vladimir.tretyakov@sematext.com> wrote:

> Hi Jun Rao, thx for quick answer. That means I can see at the same time
> values like :
>
> af-servers-ConsumerFetcherThread-af-servers-wawanawna-Dell-1401353748289-
> *fcaaea28*-0-0-host_localhost-my-port_9092-FetchRequestRateAndTimeMs
>
> and
>
> af-servers-ConsumerFetcherThread-af-servers-wawanawna-Dell-1401353748289-
> *fcaaea29*-0-0-host_localhost-my-port_9092-FetchRequestRateAndTimeMs
>
> I see that '*fcaaea29*'  is something like UUID, but UUID of what? Just
> UUID for separating one name from another? Does that mean we can see
> exactly the same name except this UUID part?
>
>
>
> And maybe next combination also possible?
>
> af-servers-ConsumerFetcherThread-af-servers-wawanawna-Dell-
> 1401353748289-fcaaea29-0-*0*-host_localhost-my-port_9092-
> FetchRequestRateAndTimeMs
>
> and
>
> af-servers-ConsumerFetcherThread-af-servers-wawanawna-Dell-
> 1401353748289-fcaaea29-0-*1*-host_localhost-my-port_9092-
> FetchRequestRateAndTimeMs
>
> ???
>
> Why we need 'brokerId' in name if we already have broker host+port? Does
> that mean we can see different 'brokerId' for the same host+port ?
>
> Thx.
>
>
> On Mon, Jun 2, 2014 at 7:56 PM, Jun Rao <junrao@gmail.com> wrote:
>
> > 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.
> > >
> >
>

Mime
  • Unnamed multipart/alternative (inline, None, 0 bytes)
View raw message