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From Aaron Eng <a...@maprtech.com>
Subject Re: Unable to accesss the HDFS hadoop .21 please help
Date Fri, 04 Feb 2011 16:23:36 GMT
I think it wants you to type a capital Y, as silly as that may sound...


On Feb 4, 2011, at 7:38 AM, ahmednagy <ahmed_said_nagy@hotmail.com> wrote:

> 
> I have a cluster with a master and  7 nodes when i try to start hadoop it
> starts the mapreduce processes and the hdfs processes on all the nodes. 
> formated the hdfs but it says it is aborted and it does not complete When I
> try to access the HDFS by making a new directory for example it throws some
> errors and it dies.I have atached below the error messages that I get please
> advise any ideas? Thanks in advance
> 
> ahmednagy@cannonau:~/HadoopStandalone/hadoop-0.21.0/bin$ ./hadoop namenode 
> -format
> DEPRECATED: Use of this script to execute hdfs command is deprecated.
> Instead use the hdfs command for it.
> 
> 11/02/04 16:36:59 INFO namenode.NameNode: STARTUP_MSG:
> /************************************************************
> STARTUP_MSG: Starting NameNode
> STARTUP_MSG:   host = cannonau.isti.cnr.it/146.48.82.190
> STARTUP_MSG:   args = [-format]
> STARTUP_MSG:   version = 0.21.0
> 
> alot of directories
> 
> r:/home/ahmednagy/HadoopStandalone/hadoop-0.21.0/hdfs/bin/../lib/*.jar:/home/ahmednagy/HadoopStandalone/hadoop-0.21.0/bin/../mapred/conf:/home/ahmednagy/HadoopStandalone/hadoop-0.21.0/bin/../mapred/hadoop-mapred-*.jar:/home/ahmednagy/HadoopStandalone/hadoop-0.21.0/bin/../mapred/lib/*.jar:/home/ahmednagy/HadoopStandalone/hadoop-0.21.0/hdfs/bin/../hadoop-hdfs-*.jar:/home/ahmednagy/HadoopStandalone/hadoop-0.21.0/hdfs/bin/../lib/*.jar
> STARTUP_MSG:   build =
> https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.21 -r
> 985326; compiled by 'tomwhite' on Tue Aug 17 01:02:28 EDT 2010
> ************************************************************/
> 11/02/04 16:37:00 WARN common.Util: Path /tmp/mylocal/ should be specified
> as a URI in configuration files. Please update hdfs configuration.
> 11/02/04 16:37:00 WARN common.Util: Path /tmp/mylocal/ should be specified
> as a URI in configuration files. Please update hdfs configuration.
> Re-format filesystem in /tmp/mylocal ? (Y or N) y
> Format aborted in /tmp/mylocal
> 11/02/04 16:38:00 INFO namenode.NameNode: SHUTDOWN_MSG:
> /************************************************************
> SHUTDOWN_MSG: Shutting down NameNode at cannonau.isti.cnr.it/146.48.82.190
> ************************************************************/
> ahmednagy@cannonau:~/HadoopStandalone/hadoop-0.21.0/bin$
> 
> 
> log file message
> 
> ahmednagy@cannonau:~/HadoopStandalone/hadoop-0.21.0/logs$
> hadoop-ahmednagy-datanode-cannonau.isti.cnr.it.log
> -bash: hadoop-ahmednagy-datanode-cannonau.isti.cnr.it.log: command not found
> ahmednagy@cannonau:~/HadoopStandalone/hadoop-0.21.0/logs$ tail
> hadoop-ahmednagy-datanode-cannonau.isti.cnr.it.log
>        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:373)
>        at
> org.apache.hadoop.ipc.Client$Connection.setupIOstreams(Client.java:417)
>        at
> org.apache.hadoop.ipc.Client$Connection.access$1900(Client.java:207)
>        at org.apache.hadoop.ipc.Client.getConnection(Client.java:1025)
>        at org.apache.hadoop.ipc.Client.call(Client.java:885)
>        ... 5 more
> 
> message on the terminal i get 
> 
> 2011-02-04 16:26:54,999 INFO org.apache.hadoop.ipc.Client: Retrying connect
> to server: localhost/127.0.0.1:9000. Already tried
> 
> ahmednagy@cannonau:~/HadoopStandalone/hadoop-0.21.0/bin$ ./hadoop dfs -mkdir
> in
> DEPRECATED: Use of this script to execute hdfs command is deprecated.
> Instead use the hdfs command for it.
> 
> 11/02/04 16:28:22 INFO security.Groups: Group mapping
> impl=org.apache.hadoop.security.ShellBasedUnixGroupsMapping;
> cacheTimeout=300000
> 11/02/04 16:28:22 WARN conf.Configuration: mapred.task.id is deprecated.
> Instead, use mapreduce.task.attempt.id
> 11/02/04 16:28:24 INFO ipc.Client: Retrying connect to server:
> cannonau.isti.cnr.it/146.48.82.190:8020. Already tried 0 time(s).
> 11/02/04 16:28:25 INFO ipc.Client: Retrying connect to server:
> cannonau.isti.cnr.it/146.48.82.190:8020. Already tried 1 time(s).
> 11/02/04 16:28:26 INFO ipc.Client: Retrying connect to server:
> cannonau.isti.cnr.it/146.48.82.190:8020. Already tried 2 time(s).
> 11/02/04 16:28:27 INFO ipc.Client: Retrying connect to server:
> cannonau.isti.cnr.it/146.48.82.190:8020. Already tried 3 time(s).
> 11/02/04 16:28:28 INFO ipc.Client: Retrying connect to server:
> cannonau.isti.cnr.it/146.48.82.190:8020. Already tried 4 time(s).
> 11/02/04 16:28:29 INFO ipc.Client: Retrying connect to server:
> cannonau.isti.cnr.it/146.48.82.190:8020. Already tried 5 time(s).
> 11/02/04 16:28:30 INFO ipc.Client: Retrying connect to server:
> cannonau.isti.cnr.it/146.48.82.190:8020. Already tried 6 time(s).
> 11/02/04 16:28:31 INFO ipc.Client: Retrying connect to server:
> cannonau.isti.cnr.it/146.48.82.190:8020. Already tried 7 time(s).
> 11/02/04 16:28:32 INFO ipc.Client: Retrying connect to server:
> cannonau.isti.cnr.it/146.48.82.190:8020. Already tried 8 time(s).
> 11/02/04 16:28:33 INFO ipc.Client: Retrying connect to server:
> cannonau.isti.cnr.it/146.48.82.190:8020. Already tried 9 time(s).
> Bad connection to FS. command aborted.
> ahmednagy@cannonau:~/HadoopStandalone/hadoop-0.21.0/bin$
> 
> 
> 
> 
> ahmednagy@cannonau:~/HadoopStandalone/hadoop-0.21.0/bin$ ./hadoop dfs -mkdir
> input
> DEPRECATED: Use of this script to execute hdfs command is deprecated.
> Instead use the hdfs command for it.
> 
> 11/02/04 16:23:34 INFO security.Groups: Group mapping
> impl=org.apache.hadoop.security.ShellBasedUnixGroupsMapping;
> cacheTimeout=300000
> 11/02/04 16:23:34 WARN conf.Configuration: mapred.task.id is deprecated.
> Instead, use mapreduce.task.attempt.id
> 11/02/04 16:23:35 INFO ipc.Client: Retrying connect to server:
> cannonau.isti.cnr.it/146.48.82.190:8020. Already tried 0 time(s).
> 11/02/04 16:23:36 INFO ipc.Client: Retrying connect to server:
> cannonau.isti.cnr.it/146.48.82.190:8020. Already tried 1 time(s).
> 11/02/04 16:23:37 INFO ipc.Client: Retrying connect to server:
> cannonau.isti.cnr.it/146.48.82.190:8020. Already tried 2 time(s).
> 11/02/04 16:23:38 INFO ipc.Client: Retrying connect to server:
> cannonau.isti.cnr.it/146.48.82.190:8020. Already tried 3 time(s).
> 11/02/04 16:23:39 INFO ipc.Client: Retrying connect to server:
> cannonau.isti.cnr.it/146.48.82.190:8020. Already tried 4 time(s).
> 11/02/04 16:23:40 INFO ipc.Client: Retrying connect to server:
> cannonau.isti.cnr.it/146.48.82.190:8020. Already tried 5 time(s).
> 11/02/04 16:23:41 INFO ipc.Client: Retrying connect to server:
> cannonau.isti.cnr.it/146.48.82.190:8020. Already tried 6 time(s).
> 11/02/04 16:23:42 INFO ipc.Client: Retrying connect to server:
> cannonau.isti.cnr.it/146.48.82.190:8020. Already tried 7 time(s).
> 11/02/04 16:23:43 INFO ipc.Client: Retrying connect to server:
> cannonau.isti.cnr.it/146.48.82.190:8020. Already tried 8 time(s).
> 11/02/04 16:23:44 INFO ipc.Client: Retrying connect to server:
> cannonau.isti.cnr.it/146.48.82.190:8020. Already tried 9 time(s).
> Bad connection to FS. command aborted.
> ahmednagy@cannonau:~/HadoopStandalone/hadoop-0.21.0/bin$
> 
> 
> 
> -- 
> View this message in context: http://old.nabble.com/Unable-to-accesss-the-HDFS-hadoop-.21-please-help-tp30845399p30845399.html
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> 

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