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Sqoop >> mail # user >> namenode startup problem ..


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soham sardar 2012-06-19, 08:04
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yogesh dhari 2012-06-19, 08:16
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soham sardar 2012-06-19, 09:40
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Re: namenode startup problem ..
sun java is the preferable choice for running hadoop properly.

Regards,
    Mohammad Tariq
On Tue, Jun 19, 2012 at 3:10 PM, soham sardar <[EMAIL PROTECTED]> wrote:
> Hey yogesh ,
> Thanks for the suggestion but it didnt help me a lot ,
> i am able to start my resourcemanager and nodemanger by
>
> ./yarn-daemon.sh start resourcemanager
> ./yarn-daemon.sh start nodemanager
>
> and the jps output is
> 14953 Jps
> 13430 ResourceManager
> 13667 NodeManager
>
>
> now when i try to start the ./start-all.sh file it gives the following error
>
> its trying to create dir's in the root like /hduser and for which its
> not getting the permission and the start up process is failed can u
> suggest me a way in which this could be avoided
>
> This script is Deprecated. Instead use start-dfs.sh and start-yarn.sh
> Starting namenodes on [localhost]
> localhost: mkdir: cannot create directory `/hduser': Permission denied
> localhost: chown: cannot access `/hduser/hduser': No such file or directory
> localhost: starting namenode, logging to
> /hduser/hduser/hadoop-hduser-namenode-XPS-L501X.out
> localhost: /home/soham/cloudera/hadoop-2.0.0-cdh4.0.0/sbin/hadoop-daemon.sh:
> line 150: /hduser/hduser/hadoop-hduser-namenode-XPS-L501X.out: No such
> file or directory
> localhost: head: cannot open
> `/hduser/hduser/hadoop-hduser-namenode-XPS-L501X.out' for reading: No
> such file or directory
> localhost: mkdir: cannot create directory `/hduser': Permission denied
> localhost: chown: cannot access `/hduser/hduser': No such file or directory
> localhost: starting datanode, logging to
> /hduser/hduser/hadoop-hduser-datanode-XPS-L501X.out
> localhost: /home/soham/cloudera/hadoop-2.0.0-cdh4.0.0/sbin/hadoop-daemon.sh:
> line 150: /hduser/hduser/hadoop-hduser-datanode-XPS-L501X.out: No such
> file or directory
> localhost: head: cannot open
> `/hduser/hduser/hadoop-hduser-datanode-XPS-L501X.out' for reading: No
> such file or directory
> Starting secondary namenodes [0.0.0.0]
> 0.0.0.0: mkdir: cannot create directory `/hduser': Permission denied
> 0.0.0.0: chown: cannot access `/hduser/hduser': No such file or directory
> 0.0.0.0: starting secondarynamenode, logging to
> /hduser/hduser/hadoop-hduser-secondarynamenode-XPS-L501X.out
> 0.0.0.0: /home/soham/cloudera/hadoop-2.0.0-cdh4.0.0/sbin/hadoop-daemon.sh:
> line 150: /hduser/hduser/hadoop-hduser-secondarynamenode-XPS-L501X.out:
> No such file or directory
> 0.0.0.0: head: cannot open
> `/hduser/hduser/hadoop-hduser-secondarynamenode-XPS-L501X.out' for
> reading: No such file or directory
> starting yarn daemons
> resourcemanager running as process 13430. Stop it first.
> localhost: nodemanager running as process 13667. Stop it first.
>
>
> On Tue, Jun 19, 2012 at 1:46 PM, yogesh dhari <[EMAIL PROTECTED]> wrote:
>> Hello Soham,
>>
>> Have you set the path in hadoop-env.sh for java?
>>
>> set the java path over there
>>
>> export JAVA_HOME=/usr/lib/jvm/java-6-openjdk
>>
>>
>> Regards
>> Yogesh Kumar
>>
>>
>>> Date: Tue, 19 Jun 2012 13:34:42 +0530
>>> Subject: namenode startup problem ..
>>> From: [EMAIL PROTECTED]
>>> To: [EMAIL PROTECTED]
>>
>>>
>>> I am using open jdk 6 and my java home is set as
>>>
>>> soham@XPS-L501X:~$ echo $JAVA_HOME
>>> /usr/lib/jvm/java-6-openjdk
>>>
>>> And the error i am getting during starting the nodes is
>>>
>>> hduser@XPS-L501X:/home/soham/cloudera/hadoop-2.0.0-cdh4.0.0/sbin$
>>> ./start-all.sh
>>>
>>> This script is Deprecated. Instead use start-dfs.sh and start-yarn.sh
>>> Starting namenodes on [localhost]
>>> localhost: Error: JAVA_HOME is not set and could not be found.
>>> localhost: Error: JAVA_HOME is not set and could not be found.
>>> Starting secondary namenodes [0.0.0.0]
>>> 0.0.0.0: Error: JAVA_HOME is not set and could not be found.
>>> starting yarn daemons
>>> starting resourcemanager, logging to
>>>
>>> /home/soham/cloudera/hadoop-2.0.0-cdh4.0.0/logs/yarn-hduser-resourcemanager-XPS-L501X.out
>>> localhost: Error: JAVA_HOME is not set and could not be found.
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