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From sharath jagannath <sharathjagann...@gmail.com>
Subject Connect to hadoop: failure
Date Wed, 02 Feb 2011 17:55:50 GMT
Hey All,

I am trying the clustering quick-start tutorial but I am not able to connect
to the hadoop.
Stack trace:

HADOOP_CONF_DIR=/Users/sjagannath/hadoop/conf
11/02/02 09:20:13 WARN driver.MahoutDriver: No
org.apache.mahout.clustering.syntheticcontrol.canopy.Job.props found on
classpath, will use command-line arguments only
11/02/02 09:20:13 INFO canopy.Job: Running with default arguments
11/02/02 09:20:14 INFO ipc.Client: Retrying connect to server: localhost/
127.0.0.1:9002. Already tried 0 time(s).
11/02/02 09:20:15 INFO ipc.Client: Retrying connect to server: localhost/
127.0.0.1:9002. Already tried 1 time(s).
11/02/02 09:20:16 INFO ipc.Client: Retrying connect to server: localhost/
127.0.0.1:9002. Already tried 2 time(s).
11/02/02 09:20:17 INFO ipc.Client: Retrying connect to server: localhost/
127.0.0.1:9002. Already tried 3 time(s).
11/02/02 09:20:18 INFO ipc.Client: Retrying connect to server: localhost/
127.0.0.1:9002. Already tried 4 time(s).
11/02/02 09:20:19 INFO ipc.Client: Retrying connect to server: localhost/
127.0.0.1:9002. Already tried 5 time(s).
11/02/02 09:20:20 INFO ipc.Client: Retrying connect to server: localhost/
127.0.0.1:9002. Already tried 6 time(s).
11/02/02 09:20:21 INFO ipc.Client: Retrying connect to server: localhost/
127.0.0.1:9002. Already tried 7 time(s).
11/02/02 09:20:22 INFO ipc.Client: Retrying connect to server: localhost/
127.0.0.1:9002. Already tried 8 time(s).
11/02/02 09:20:23 INFO ipc.Client: Retrying connect to server: localhost/
127.0.0.1:9002. Already tried 9 time(s).
Exception in thread "main" java.net.ConnectException: Call to localhost/
127.0.0.1:9002 failed on connection exception: java.net.ConnectException:
Connection refused
at org.apache.hadoop.ipc.Client.wrapException(Client.java:767)
at org.apache.hadoop.ipc.Client.call(Client.java:743)
at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:220)
at $Proxy0.getProtocolVersion(Unknown Source)
at org.apache.hadoop.ipc.RPC.getProxy(RPC.java:359)
at org.apache.hadoop.hdfs.DFSClient.createRPCNamenode(DFSClient.java:106)
at org.apache.hadoop.hdfs.DFSClient.<init>(DFSClient.java:207)
at org.apache.hadoop.hdfs.DFSClient.<init>(DFSClient.java:170)
at
org.apache.hadoop.hdfs.DistributedFileSystem.initialize(DistributedFileSystem.java:82)
at org.apache.hadoop.fs.FileSystem.createFileSystem(FileSystem.java:1378)
at org.apache.hadoop.fs.FileSystem.access$200(FileSystem.java:66)
at org.apache.hadoop.fs.FileSystem$Cache.get(FileSystem.java:1390)
at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:196)
at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:95)
at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:180)
at org.apache.mahout.common.HadoopUtil.overwriteOutput(HadoopUtil.java:38)
at
org.apache.mahout.clustering.syntheticcontrol.canopy.Job.main(Job.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.ProgramDriver$ProgramDescription.invoke(ProgramDriver.java:68)
at org.apache.hadoop.util.ProgramDriver.driver(ProgramDriver.java:139)
at org.apache.mahout.driver.MahoutDriver.main(MahoutDriver.java:184)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.hadoop.util.RunJar.main(RunJar.java:156)
Caused by: java.net.ConnectException: Connection refused
at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:574)
at
org.apache.hadoop.net.SocketIOWithTimeout.connect(SocketIOWithTimeout.java:206)
at org.apache.hadoop.net.NetUtils.connect(NetUtils.java:404)
at org.apache.hadoop.ipc.Client$Connection.setupIOstreams(Client.java:304)
at org.apache.hadoop.ipc.Client$Connection.access$1700(Client.java:176)
at org.apache.hadoop.ipc.Client.getConnection(Client.java:860)
at org.apache.hadoop.ipc.Client.call(Client.java:720)
... 27 more


Any idea how I should resolve it.
-- 
Thanks,
Sharath

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