User:Lindenb/Notebook/UMR915/20110610: Difference between revisions

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(New page: {{PLNB|20110517|20110610}} =Hadoop= download & unzip '''hadoop-0.20.203.0rc1.tar.gz''' ==Single node setup== http://hadoop.apache.org/common/docs/current/single_node_setup.html <pre>expo...)
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Revision as of 02:23, 10 June 2011

20110517        Top        20110610       


Hadoop

download & unzip hadoop-0.20.203.0rc1.tar.gz

Single node setup

http://hadoop.apache.org/common/docs/current/single_node_setup.html 

export JAVA_HOME=/usr/local/package/jdk1.6.0_26
cd hadoop-0.20.203.0
mkdir input
cp conf/*.xml input
bin/hadoop jar hadoop-examples-*.jar grep input output 'dfs[a-z.]+'
11/06/10 10:59:36 INFO mapred.JobClient: Cleaning up the staging area file:/tmp/hadoop-lindenb/mapred/staging/lindenb-1423012718/.staging/job_local_0001
java.net.UnknownHostException: srv-clc-04.u915.irt.univ-nantes.prive3: srv-clc-04.u915.irt.univ-nantes.prive3
	at java.net.InetAddress.getLocalHost(InetAddress.java:1354)
	at org.apache.hadoop.mapred.JobClient$2.run(JobClient.java:815)
	at org.apache.hadoop.mapred.JobClient$2.run(JobClient.java:791)
	at java.security.AccessController.doPrivileged(Native Method)
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