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MapReduce, mail # user - Task Tracker Not Starting in Hadoop-1.0.3 Help Please
Dibyendu Karmakar
2012-12-04, 10:25
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Dibyendu Karmakar 2012-12-04, 10:25
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Re: Task Tracker Not Starting in Hadoop-1.0.3 Help Please
Mohammad Tariq 2012-12-04, 10:41
Hello Dibyendu,

       Are you able to see anything at http://172.16.4.120:50030?What does
JPS show on your terminal? Whatever logs you have posted here look
incomplete to me. Can you do a quick recheck?

Regards,
    Mohammad Tariq

On Tue, Dec 4, 2012 at 3:55 PM, Dibyendu Karmakar
<[EMAIL PROTECTED]>wrote:

> Hiii, I am new in hadoop. Trying to configure it in fully distributed mode.
> But after the command bin/start-all.sh or bin/start-mapred.sh or
> bin/hadoop-daemon.sh start tasktracker, TASKTRACKER IS GOING DOWN
> IMMEDIATELY WITHOUT ANY ERROR IN LOG FILE.
> HELP PLEASE...
>
> I'm using hadoop 1.0.3 version.
> I am using 2 computers -
> 172.16.4.12 (radix.itd.jusl.ac.in) - NAMENODE + JOBTRACKER + DATANODE
> 172.16.4.14 - DATANODE
>
> My conf is somewhat -
> < core-site.xml >
> fs.default.name ------ hdfs://172.16.4.120:9001
> hadoop.tmp.dir ------
> /home/usr/student/pg/yr11/dibyendu_karmakar/hadoop-1.0.3/temp
>
> < hdfs-site.xml >
> dfs.replication -- 2
> dfs.name.dir ---
> /home/usr/student/pg/yr11/dibyendu_karmakar/hadoop-1.0.3/hadoop_name
> dfs.data.dir --- /tmp/hadoop_data
>
> < mapred-site.xml >
> mapred.job.tracker --- 172.16.4.120:9002
>
> < slaves >
> 172.16.4.14
> 172.16.4.120
>
> < masters >
> 172.16.4.120
>
> TASKTRACKER LOG FILE WITH NO ERROR -- ONLY INFO IS WRITTEN.
> < hadoop-dibyendu_karmakar-tasktracker-radix.itd.jusl.ac.in.log >
> 2012-12-04 15:40:22,831 INFO org.apache.hadoop.mapred.TaskTracker:
> STARTUP_MSG:
> /************************************************************
> STARTUP_MSG: Starting TaskTracker
> STARTUP_MSG:   host = radix.itd.jusl.ac.in/172.16.4.120
> STARTUP_MSG:   args = []
> STARTUP_MSG:   version = 1.0.3
> STARTUP_MSG:   build > https://svn.apache.org/repos/asf/hadoop/common/branches/branch-1.0 -r
> 1335192; compiled by 'hortonfo' on Tue May  8 20:31:25 UTC 2012
> ************************************************************/
> 2012-12-04 15:40:23,864 INFO
> org.apache.hadoop.metrics2.impl.MetricsConfig: loaded properties from
> hadoop-metrics2.properties2012-12-04 15:40:23,925 INFO
> org.apache.hadoop.metrics2.impl.MetricsSourceAdapter: MBean for source
> MetricsSystem,sub=Stats registered.
> 2012-12-04 15:40:24,326 INFO
> org.apache.hadoop.metrics2.impl.MetricsSystemImpl: Scheduled snapshot
> period at 10 second(s).
> 2012-12-04 15:40:24,326 INFO
> org.apache.hadoop.metrics2.impl.MetricsSystemImpl: TaskTracker metrics
> system started
> 2012-12-04 15:40:24,559 INFO
> org.apache.hadoop.metrics2.impl.MetricsSourceAdapter: MBean for source
> ugi registered.
> 2012-12-04 15:40:34,747 INFO org.mortbay.log: Logging to
> org.slf4j.impl.Log4jLoggerAdapter(org.mortbay.log) via
> org.mortbay.log.Slf4jLog
> 2012-12-04 15:40:34,819 INFO org.apache.hadoop.http.HttpServer: Added
> global filtersafety
> (class=org.apache.hadoop.http.HttpServer$QuotingInputFilter)
> 2012-12-04 15:40:34,846 INFO
> org.apache.hadoop.mapred.TaskLogsTruncater: Initializing logs'
> truncater with mapRetainSize=-1 and reduceRetainSize=-1
> 2012-12-04 15:40:34,849 INFO org.apache.hadoop.mapred.TaskTracker:
> Starting tasktracker with owner as dibyendu_karmakar
> 2012-12-04 15:40:34,850 INFO org.apache.hadoop.mapred.TaskTracker:
> Good mapred local directories are:
> /home/usr/student/pg/yr11/dibyendu_karmakar/hadoop-1.0.3/temp/mapred/local
>
> PLEASE HELP ANYONE...
> IS THERE ANY CONFIGURATION NEEDED FOR TASKTRACKER?
> THANK YOU SO MUCH...
> --
> Dibyendu Karmakar,
> < [EMAIL PROTECTED] >
>