Fong Da
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HADOOP_HOME and hadoop streaming
Hi I am trying to run hadoop on a server that has hadoop installed but I have no idea the directory where hadoop resides. The server was configure by the server admin. In order to load hadoop I u...
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$HADOOP_HOME is deprecated ,Hadoop
I tried to install Hadoop on a single node cluster (my own labtop-ubuntu 12.04). I followed this tutorial and checked it line by line two times . http://www.michael-noll.com/tutorials/running-hado...
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Hadoop HADOOP_CLASSPATH issues
This question doesn't refer to distributing jars in the whole cluster for the workers to use them. It refers to specifying a number of additional libraries on the client machine. To be more speci...
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Compiling Hadoop wordcount tutorial - hadoop 2.6.3
The following is my system configuration: windows8.1, vmware v12, 2 centOS VMs. I have installed hadoop on my VMs, one as master and the other as slave1. The services are correctly up and running o...
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hadoop error coming when starting hadoop
Hi i can't resolve my problem when running hadoop with start-all.sh rochdi@127:~$ start-all.sh /usr/local/hadoop/bin/hadoop-daemon.sh: line 62: [: localhost: integer expression expected ...
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hadoop NullPointerException
I was trying to setup a multi node cluster of hadoop michael-noll's way using two computers. When I tried to format the hdfs it showed a NullPointerException. hadoop@psycho-O:~/project/hadoop-0....
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Hadoop : unable to load native hadoop library
I know that this is a famous question across internet and there are tons of websites showing how to solve this issue and there are hell lots of QA on SO too. BUT NONE of them helped me and I am
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hadoop.mapred vs hadoop.mapreduce?
Why are there two separate packages map-reduce package in Apache's hadoop package tree: org.apache.hadoop.mapred http://javasourcecode.org/html/open-source/hadoop/hadoop-1.0.3/org/apache/hadoop/...
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Hadoop on Kubernetes vs Standard Hadoop
What is the difference between Hadoop on Kubernetes and the standard Hadoop ? and what is the benefit from deploying Hadoop on Kubernetes ?
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Apache Hadoop Common FAILURE while installing Hadoop
I'm got an error while installing Hadoop(2.6.5). I could not able to figure out and solve this problem. Why does this error occur? How do I fix this error? [INFO] [INFO] Reactor Summary: ...
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