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From C J <xine....@googlemail.com>
Subject Re: problem with running WordCode v0 with a distributed operation
Date Tue, 30 Jun 2009 17:19:04 GMT
Yes of course I did,
but the error is the same. What else shall I try?

On Tue, Jun 30, 2009 at 5:05 PM, Abhishek Verma <vermaabhishekp@gmail.com>wrote:

> Did you format the namenode:
>
> $bin/hadoop namenode -format
>
> before starting all
> $bin/start-all.sh?
> http://hadoop.apache.org/core/docs/current/quickstart.html
>
> On Tue, Jun 30, 2009 at 2:15 AM, C J <xine.jar@googlemail.com> wrote:
>
> > Help help help,
> >
> >  I am a new user, it has been already 2-3 weeks that I am trying to run
> > Hadoop 0.18.3.
> >
> >
> >  *My settings:*
> >
> >   1.
> >
> >   I am on LINUX
> >   2.
> >
> >   Using the Java 1.6.0
> >   3.
> >
> >   I have unpacked the hadoop-0.18.3 folder directly on the desktop
> >
> >
> > *Working steps:*
> >
> >   1.
> >
> >   I have succeeded to run it on the local
> >   2.
> >
> >   I went through the quick start tutorial and managed to operate
> >
> >   Hadoop in the standalone and the Pseudo-distributed motes
> >   3.
> >
> >   I started going through the map/reduce tutorial and managed to
> >
> >   run the WordCount v1.0 with a standalone operation.
> >
> > *Current status:*
> >
> >   1.
> >
> >   I would like to run the WordCount v1.0 example on a distributed
> operation
> >   2.
> >
> >   I went through the steps in the cluster setup tutorial and did the
> >   following:
> >
> >
> >   -
> >
> >   On a distant server I am running 4 virtual machines:
> >
> >   134.130.223.58:1
> >
> >   134.130.223.72:1
> >
> >   134.130.223.85:1
> >
> >   134.130.223.92:1
> >   -
> >
> >   My own machine has the following ip address
> >
> >   134.130.222.54
> >   -
> >
> >   The hadoop-en.sh file is the same on all the five machines:
> >
> >   *export HADOOP_HEAPSIZE=500*
> >
> >   *export JAVA_HOME="/usr/java/jdk1.6.0_14"*
> >
> >   *export HADOOP_NAMENODE_OPTS="-Dcom.sun.management.jmxremote
> >   $HADOOP_NAMENODE_OPTS"*
> >
> >   *export HADOOP_SECONDARYNAMENODE_OPTS="-Dcom.sun.management.jmxremote
> >   $HADOOP_SECONDARYNAMENODE_OPTS"*
> >
> >   *export HADOOP_DATANODE_OPTS="-Dcom.sun.management.jmxremote *
> >
> >   *$HADOOP_DATANODE_OPTS"*
> >
> >   *export HADOOP_BALANCER_OPTS="-Dcom.sun.management.jmxremote *
> >
> >   *$HADOOP_BALANCER_OPTS"*
> >
> >   *export HADOOP_JOBTRACKER_OPTS="-Dcom.sun.management.jmxremote *
> >
> >   *$HADOOP_JOBTRACKER_OPTS"*
> >
> >   *export HADOOP_HOME="/root/Desktop/hadoop-0.18.3"*
> >
> >   *export HADOOP_VERSION="0.18.3"*
> >
> >   *export HADOOP_LOG_DIR=${HADOOP_HOME}/logs*
> >   -
> >
> >   The hadoop-site.xml is the same on all the five machines:
> >
> >   *<?xml version="1.0"?>*
> >
> >   *<?xml-stylesheet type="text/xsl" href="configuration.xsl"?>*
> >
> >   *<!-- Put site-specific property overrides in this file. -->*
> >
> >   *<configuration>*
> >
> >   * <property>*
> >
> >   * Hadoop Quickstart*
> >
> >   * Page 3*
> >
> >   * Copyright © 2007 The Apache Software Foundation. All rights
> reserved.*
> >
> >   * <name>fs.default.name</name>*
> >
> >   * <value>134.130.223.85:9000</value>*
> >
> >   * </property>*
> >
> >   * <property>*
> >
> >   * <name>mapred.job.tracker</name>*
> >
> >   * <value>134.130.223.58:1</value>*
> >
> >   * </property>*
> >
> >   * <property>*
> >
> >   * <name>dfs.name.dir</name>*
> >
> >   * <value>/root/Desktop/hadoop-0.18.3/logstina</value>*
> >
> >   * </property>*
> >
> >   * <property>*
> >
> >   * <name>dfs.data.dir</name>*
> >
> >   * <value>/root/Desktop/hadoop-0.18.3/blockstina</value>*
> >
> >   * </property>*
> >
> >   * <property>*
> >
> >   * <name>mapred.system.dir</name>*
> >
> >   * <value>systemtina</value>*
> >
> >   * </property>*
> >
> >   * <property>*
> >
> >   * <name>mapred.local.dir</name>*
> >
> >   * <value>/root/Desktop/hadoop-0.18.3/tempMapReducetina</value>*
> >
> >   * </property>*
> >
> >   *</configuration> *
> >
> >
> >
> >
> >
> >   -
> >
> >   The slaves file is the same on all five machines and contains:
> >
> >   134.130.223.72
> >
> >   134.130.222.54
> >
> >   134.130.223.92
> >   -
> >
> >   from the Namenode machine 134.130.223.85 I have formatted a new
> namenode,
> >   started the hdfs (bin/start-dfs.sh) and started the Map-reduce
> >   (bin/start-mapred.sh)
> >
> >
> >  *Problem:*
> >
> > Si      Since the jar file of the WordCount was already created (by the
> > local operation) in the folder
> >
> > us     usr/tina, I tried running directly the application similarly to
> > local
> > operation by typing
> >
> >   *$bin/hadoop jar usr/tina/wordcount.jar org.myorg.WordCount
> > usr/tina/wordcount/input usr/tina/wordcount/output.*
> >
> >  Then I got the following error:
> >
> >
> >
> >  *09/06/29 19:38:05 WARN fs.FileSystem: "134.130.223.85:9000" is a
> > deprecated filesystem name. Use "hdfs://134.130.223.85:9000/" instead.*
> >
> > *09/06/29 19:38:06 INFO ipc.Client: Retrying connect to server: /
> > 134.130.223.85:9000. Already tried 0 time(s).*
> >
> > *09/06/29 19:38:07 INFO ipc.Client: Retrying connect to server: /
> > 134.130.223.85:9000. Already tried 1 time(s).*
> >
> > *09/06/29 19:38:08 INFO ipc.Client: Retrying connect to server: /
> > 134.130.223.85:9000. Already tried 2 time(s).*
> >
> > *09/06/29 19:38:09 INFO ipc.Client: Retrying connect to server: /
> > 134.130.223.85:9000. Already tried 3 time(s).*
> >
> > *09/06/29 19:38:10 INFO ipc.Client: Retrying connect to server: /
> > 134.130.223.85:9000. Already tried 4 time(s).*
> >
> > *09/06/29 19:38:11 INFO ipc.Client: Retrying connect to server: /
> > 134.130.223.85:9000. Already tried 5 time(s).*
> >
> > *09/06/29 19:38:12 INFO ipc.Client: Retrying connect to server: /
> > 134.130.223.85:9000. Already tried 6 time(s).*
> >
> > *09/06/29 19:38:13 INFO ipc.Client: Retrying connect to server: /
> > 134.130.223.85:9000. Already tried 7 time(s).*
> >
> > *09/06/29 19:38:14 INFO ipc.Client: Retrying connect to server: /
> > 134.130.223.85:9000. Already tried 8 time(s).*
> >
> > *09/06/29 19:38:15 INFO ipc.Client: Retrying connect to server: /
> > 134.130.223.85:9000. Already tried 9 time(s).*
> >
> > *java.lang.RuntimeException: java.net.ConnectException: Call to /
> > 134.130.223.85:9000 failed on connection exception:
> > java.net.ConnectException: Connection refused*
> >
> > *at
> org.apache.hadoop.mapred.JobConf.getWorkingDirectory(JobConf.java:358)*
> >
> > *at
> >
> >
> org.apache.hadoop.mapred.FileInputFormat.setInputPaths(FileInputFormat.java:377)
> > *
> >
> > *at org.myorg.WordCount.main(WordCount.java:53)*
> >
> > *at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)*
> >
> > *at
> >
> >
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> > *
> >
> > *at
> >
> >
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> > *
> >
> > *at java.lang.reflect.Method.invoke(Method.java:597)*
> >
> > *at org.apache.hadoop.util.RunJar.main(RunJar.java:155)*
> >
> > *at org.apache.hadoop.mapred.JobShell.run(JobShell.java:54)*
> >
> > *at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65)*
> >
> > *at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:79)*
> >
> > *at org.apache.hadoop.mapred.JobShell.main(JobShell.java:68)*
> >
> > *Caused by: java.net.ConnectException: Call to /134.130.223.85:9000failed
> > on connection exception: java.net.ConnectException: Connection refused*
> >
> > *at org.apache.hadoop.ipc.Client.wrapException(Client.java:743)*
> >
> > *at org.apache.hadoop.ipc.Client.call(Client.java:719)*
> >
> > *at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:216)*
> >
> > *at org.apache.hadoop.dfs.$Proxy0.getProtocolVersion(Unknown Source)*
> >
> > *at org.apache.hadoop.ipc.RPC.getProxy(RPC.java:348)*
> >
> > *at
> org.apache.hadoop.dfs.DFSClient.createRPCNamenode(DFSClient.java:103)*
> >
> > *at org.apache.hadoop.dfs.DFSClient.<init>(DFSClient.java:172)*
> >
> > *at
> >
> >
> org.apache.hadoop.dfs.DistributedFileSystem.initialize(DistributedFileSystem.java:67)
> > *
> >
> > *at
> org.apache.hadoop.fs.FileSystem.createFileSystem(FileSystem.java:1339)*
> >
> > *at org.apache.hadoop.fs.FileSystem.access$300(FileSystem.java:56)*
> >
> > *at org.apache.hadoop.fs.FileSystem$Cache.get(FileSystem.java:1351)*
> >
> > *at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:213)*
> >
> > *at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:118)*
> >
> > *at
> org.apache.hadoop.mapred.JobConf.getWorkingDirectory(JobConf.java:354)*
> >
> > *... 11 more*
> >
> > *Caused by: java.net.ConnectException: Connection refused*
> >
> > *at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)*
> >
> > *at
> sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:574)*
> >
> > *at sun.nio.ch.SocketAdaptor.connect(SocketAdaptor.java:100)*
> >
> > *at
> > org.apache.hadoop.ipc.Client$Connection.setupIOstreams(Client.java:301)*
> >
> > *at org.apache.hadoop.ipc.Client$Connection.access$1700(Client.java:178)*
> >
> > *at org.apache.hadoop.ipc.Client.getConnection(Client.java:820)*
> >
> > *at org.apache.hadoop.ipc.Client.call(Client.java:705)*
> >
> > *... 23 more*
> >
> >
> >
> >
> >  * Questions*
> >
> >   1.
> >
> >   Can someone help me in solving/debugging this problem?
> >
> >   P.S: I have tried to stop the HDFS with bin/stop-dfs.sh before
> >
> >   starting new ones.
> >
> >
> >  Thank you,
> >
> > C.J
> >
>

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