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From Siddharth Wagle <>
Subject Re: JMX metrics for the Jobtracker
Date Thu, 07 Nov 2013 18:33:30 GMT
Hi Xiong,

Could you provide some more details of how did you manage to install
2.0.0-mr1-cdh4.4.0 using Ambari?
It would be helpful if you could post the generated core-site.xml and

For the JMX properties can you hit the default JMX port for Job Tracker and
get a response, *http://<jt-host>:50030/jmx*

Best Regards,

On Thu, Nov 7, 2013 at 2:08 AM, xiong <> wrote:

> Hi,all,
>          I install  2.0.0-mr1-cdh4.4.0 with ambari, but  summary of
> mapreduce is n/a as follows and there are no jmx metrics for jobtracker?
> why it is ?
>          Do this version of MR1(0.20 or latest) not include  jmx metrics
> for jobtracker?
>          Thank you.
> p.s.
> Total Slots Capacity0 maps / 0 reduces / n/a avg per nodeTotal Jobsn/a
> submitted / n/a completedMap Slotsn/a occupied / n/a reservedReduce Slotsn/a
> occupied / n/a reservedTasks: Mapsn/a running / n/a waitingTasks: Reducesn/a
> running / n/a waiting

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