Hadoop namenode and tasktracker stops working

2012-12-20T14:28:54

I had Hadoop 3 node cluster which works perfectly. Next day the namenode and jobtracker stops working and the datanode and tasktracker working continuously . After starting the hadoop it works for that day , Next day i am having same problem. Every day i am starting the cluster.

Copyright License:
Author:「EthanHunt」,Reproduced under the CC 4.0 BY-SA copyright license with link to original source & disclaimer.
Link to:https://stackoverflow.com/questions/13966498/hadoop-namenode-and-tasktracker-stops-working

About “Hadoop namenode and tasktracker stops working” questions

I had Hadoop 3 node cluster which works perfectly. Next day the namenode and jobtracker stops working and the datanode and tasktracker working continuously . After starting the hadoop it works for ...
when i give the command for service in /etc/init.d/hadoop* >do >sudo $service stop >done its stops all the service and when i give for service in /etc/init.d/hadoop-hdfs-* >do
I want to open web/ui of tasktracker. localhost:50030/jobtracker.jsp But it doesn't work since there's no running tasktracker. My hadoop applications have been working well without tasktracker. But I
I have set up a pseudo-distributed Hadoop cluster (with jobtracker, a tasktracker, and namenode all on the same box) per tutorial instructions and it's working fine. I am now trying to add in a sec...
Here I am facing very strange issue in Ubuntu 12.04 Server, 64 Bit version. I installed java 7 JDK manually (Copy-pasted the jdk folder in /usr/lib/jvm and done lots of configuration to manage the ...
i am following http://ebiquity.umbc.edu/Tutorials/Hadoop/00%20-%20Intro.html Start the namenode in the first window by executing cd hadoop-0.19.1 bin/hadoop namenode Start the secondary namenode ...
This is a weird problem. I was running a MR job (single node) when my lappy lost power and shutdown itself. Thanks to the lack of "no battery" warning in ubuntu 10.04 When I started up again and t...
Hadoop word count example not working throwing Access Control Exception when executing command hadoop jar /home/meghna/Desktop/hadoop-1.1.2/hadoop-examples-1.1.2.jar wordcount /word.txt /out foll...
I am new student on Hadoop clusters, and I built a multi-node in the lab But I cannot start NameNode or DataNode. After I execute start-all.sh and jps: only shows jobtracker, tasktracker,
I have installed hadoop 1.2.1 on linux with single node cluster configuration. It was running fine and the jps command was displaying the information of all 5 jobs JobTracker NameNode TaskTracker

Copyright License:Reproduced under the CC 4.0 BY-SA copyright license with link to original source & disclaimer.