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HDFS >> mail # user >> Start and Stop Namenode


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Ascot Moss 2013-11-28, 03:07
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Re: Start and Stop Namenode
Yes you should expect to see a NameNode separately available but
apparently its dying out. Check the NN's log on that machine to see
why.

On Thu, Nov 28, 2013 at 8:37 AM, Ascot Moss <[EMAIL PROTECTED]> wrote:
> Hi,
>
> I am new to 2.2.0, after running the following command to start the first
> namenode, I used jps to check the cluster:
>
>
> ./sbin/hadoop-daemon.sh --script hdfs start namenode
> starting namenode, logging to
> /usr/local/hadoop/yarn/hadoop//logs/hadoop-hduser-namenode-hd01.emblocsoft.net.out
> jps
> 3405 Jps
> 3132 DataNode
>
>
> The name of ID 3132 is DataNode, is this correct as I expected something
> like "3132 NameNode"? does it mean that the following two commands are doing
> the same thing in 2.2.0?
>
> ./sbin/hadoop-daemon.sh --script hdfs start namenode
> ./sbin/hadoop-daemon.sh --script hdfs start datanode
>
>
> regards
>

--
Harsh J
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Ascot Moss 2013-11-28, 05:35
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