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Re: hadoop namenode problem
Mohammad Tariq 2012-06-15, 10:54
All looks fine to me..change the line "127.0.1.1" in your hosts file
to "127.0.0.1" and see if it works for you.

Regards,
    Mohammad Tariq
On Fri, Jun 15, 2012 at 4:14 PM, soham sardar <[EMAIL PROTECTED]> wrote:
> configuration in the sense i have given the following configs
>
> hdfs-site
>
> <property>
>  <name>dfs.replication</name>
>  <value>1</value>
>  <description>Default block replication.
>  The actual number of replications can be specified when the file is created.
>  The default is used if replication is not specified in create time.
>  </description>
> </property>
>
> core-site
>
> <property>
>  <name>hadoop.tmp.dir</name>
>  <value>/app/hadoop/tmp</value>
>  <description>A base for other temporary directories.</description>
> </property>
>
> <property>
>  <name>fs.default.name</name>
>  <value>hdfs://localhost:54310</value>
>  <description>The name of the default file system.  A URI whose
>  scheme and authority determine the FileSystem implementation.  The
>  uri's scheme determines the config property (fs.SCHEME.impl) naming
>  the FileSystem implementation class.  The uri's authority is used to
>  determine the host, port, etc. for a filesystem.</description>
> </property>
>
> and yarn-site
>
> <property>
>    <name>yarn.resourcemanager.resource-tracker.address</name>
>    <value>localhost:8031</value>
>    <description>host is the hostname of the resource manager and
>    port is the port on which the NodeManagers contact the Resource Manager.
>    </description>
>  </property>
>
>  <property>
>    <name>yarn.resourcemanager.scheduler.address</name>
>    <value>localhost:8030</value>
>    <description>host is the hostname of the resourcemanager and port
> is the port
>    on which the Applications in the cluster talk to the Resource Manager.
>    </description>
>  </property>
>
>  <property>
>    <name>yarn.resourcemanager.scheduler.class</name>
>    <value>org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler</value>
>    <description>In case you do not want to use the default
> scheduler</description>
>  </property>
>
>  <property>
>    <name>yarn.resourcemanager.address</name>
>    <value>localhost:8032</value>
>    <description>the host is the hostname of the ResourceManager and
> the port is the port on
>    which the clients can talk to the Resource Manager. </description>
>  </property>
>
>  <property>
>    <name>yarn.nodemanager.local-dirs</name>
>    <value></value>
>    <description>the local directories used by the nodemanager</description>
>  </property>
>
>  <property>
>    <name>yarn.nodemanager.address</name>
>    <value>127.0.0.1:8041</value>
>    <description>the nodemanagers bind to this port</description>
>  </property>
>
>  <property>
>    <name>yarn.nodemanager.resource.memory-mb</name>
>    <value>10240</value>
>    <description>the amount of memory on the NodeManager in GB</description>
>  </property>
>
>  <property>
>    <name>yarn.nodemanager.remote-app-log-dir</name>
>    <value>/app-logs</value>
>    <description>directory on hdfs where the application logs are
> moved to </description>
>  </property>
>
>   <property>
>    <name>yarn.nodemanager.log-dirs</name>
>    <value></value>
>    <description>the directories used by Nodemanagers as log
> directories</description>
>  </property>
>
>  <property>
>    <name>yarn.nodemanager.aux-services</name>
>    <value>mapreduce.shuffle</value>
>    <description>shuffle service that needs to be set for Map Reduce
> to run </description>
>  </property>
>
> is there i need to make any other changes ????
>
>
> On Fri, Jun 15, 2012 at 4:10 PM, Mohammad Tariq <[EMAIL PROTECTED]> wrote:
>> Hi Soham,
>>
>>      Have you mentioned all the necessary properties in the
>> configuration files??Also make sure your hosts file is ok.
>>
>> Regards,
>>     Mohammad Tariq
>>
>>
>> On Fri, Jun 15, 2012 at 3:53 PM, soham sardar <[EMAIL PROTECTED]> wrote:
>>> hey friends !!
>>>
>>> I have downloaded the cdh4 tarballs and kept in a folder and try to