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From Artem Ervits <are9...@nyp.org>
Subject Re: Hadoop Metrics Issue in ganglia.
Date Thu, 12 Sep 2013 13:41:31 GMT
Check firewall and /etc/hosts also make sure hosts lines up with result of hostname -f command.
Both hostname -f and hosts entries should have fqdn names. I use ambari to install my cluster,
including ganglia metrics and I had identical issue. Once I corrected that it started working.

Artem Ervits
Data Analyst
New York Presbyterian Hospital

----- Original Message -----
From: Chris Embree [mailto:cembree@gmail.com]
Sent: Wednesday, September 11, 2013 02:40 PM
To: user@hadoop.apache.org <user@hadoop.apache.org>
Subject: Re: Hadoop Metrics Issue in ganglia.

Did you try ganglia forums/lists?

On 9/11/13, orahad bigdata <oraclehad@gmail.com> wrote:
> Hi All,
> Can somebody help me please?
> Thanks
> On 9/11/13, orahad bigdata <oraclehad@gmail.com> wrote:
>> Hi All,
>> I'm facing an issue while showing Hadoop metrics in ganglia, Though I
>> have installed ganglia on my master/slaves nodes and I'm able to see
>> all the default metrics on ganglia UI from all the nodes but I'm not
>> able to see Hadoop metrics in metrics section.
>> versions:-
>> Hadoop 1.1.1
>> ganglia  3.0.7
>> hadoop-metrics2.properties -----
>> dfs.class=org.apache.hadoop.metrics.ganglia.GangliaContext31
>> dfs.period=10
>> dfs.servers=master:8649
>> mapred.class=org.apache.hadoop.metrics.ganglia.GangliaContext31
>> mapred.period=10
>> mapred.servers=master:8649
>> please guide.
>> Thanks

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