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MapReduce >> mail # user >> Re: Hadoop Jobtracker web administration tool, hadoop job -list and Tasktrackers Web UI's show no information


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Tatsuo Kawasaki 2012-10-02, 07:15
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gschen 2012-10-02, 09:58
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Romedius Weiss 2012-10-03, 06:07
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Re: Hadoop Jobtracker web administration tool, hadoop job -list and Tasktrackers Web UI's show no information
> I have no DHCP, DNS is configured manually(and there might be the problem)
>
> etc hosts on both machines:
> 172.16.0.1      master vmmaker-ubd64
> 172.16.0.11     slave vmmaker-slave
>
> 127.0.0.1       localhost
> # on master
> 127.0.0.1       vmmaker-ubd64
> # on slave
> 127.0.0.1       vmmaker-slave
> ____
>

The fact that one machine thinks is hostname->IP addr mapping is different
from the others is often considered highly significant when diagnosing
network connectivity issues
NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB