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From "Suraj Menon (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (HAMA-705) run the pagerank example , got the wrong result
Date Mon, 07 Jan 2013 12:12:13 GMT

     [ https://issues.apache.org/jira/browse/HAMA-705?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Suraj Menon resolved HAMA-705.
------------------------------

    Resolution: Not A Problem
    
> run the pagerank example , got the wrong result
> -----------------------------------------------
>
>                 Key: HAMA-705
>                 URL: https://issues.apache.org/jira/browse/HAMA-705
>             Project: Hama
>          Issue Type: Question
>          Components: examples
>    Affects Versions: 0.6.0
>         Environment: Ubuntu 12.04 32bit
> JDK 1.6.33
> hadoop 1.0.4
>            Reporter: ding.lee
>              Labels: examples, hama, pagerank
>             Fix For: 0.6.0
>
>   Original Estimate: 3h
>  Remaining Estimate: 3h
>
> I'v installed the hama-0.6.0 with pseudo distributed mode.
> but when i run the pagerank example several times with the command line :
> hama jar hama-examples-0.6.0.jar pagerank /tmp/input/input.txt /tmp/output
> the input.txt is:
> 	stackoverflow.com\tyahoo.com
> 	facebook.com\ttwitter.com\tgoogle.com\tnasa.gov
> 	yahoo.com\tnasa.gov\tstackoverflow.com
> 	twitter.com\tgoogle.com\tfacebook.com
> 	nasa.gov\tyahoo.com\tstackoverflow.com
> 	youtube.com\tgoogle.com\tyahoo.com
> but i'v got the wrong result with every verticle's value is the same:
> 	stackoverflow.com\tyahoo.com	0.16539487340086836
> 	facebook.com\ttwitter.com\tgoogle.com\tnasa.gov	0.16539487340086836
> 	yahoo.com\tnasa.gov\tstackoverflow.com	0.16539487340086836
> 	twitter.com\tgoogle.com\tfacebook.com	0.16539487340086836
> 	nasa.gov\tyahoo.com\tstackoverflow.com	0.16539487340086836
> 	youtube.com\tgoogle.com\tyahoo.com	0.16539487340086836
> my tasklog is attempt_201212311309_0008_000000_0.log:
> 	12/12/31 13:37:08 INFO sync.ZKSyncClient: Initializing ZK Sync Client
> 	12/12/31 13:37:08 INFO sync.ZooKeeperSyncClientImpl: Start connecting to Zookeeper!
At lee-	OptiPlex-790/10.0.0.2:61001
> 	12/12/31 13:37:08 ERROR sync.ZooKeeperSyncClientImpl: org.apache.zookeeper.KeeperException$NoNodeException:
KeeperErrorCode = NoNode for /bsp/job_201212311309_0008/peers
> 	12/12/31 13:37:08 INFO ipc.Server: Starting SocketReader
> 	12/12/31 13:37:08 INFO ipc.Server: IPC Server Responder: starting
> 	12/12/31 13:37:08 INFO ipc.Server: IPC Server listener on 61001: starting
> 	12/12/31 13:37:08 INFO message.HadoopMessageManagerImpl:  BSPPeer address:lee-OptiPlex-790
port:61001
> 	12/12/31 13:37:08 INFO ipc.Server: IPC Server handler 0 on 61001: starting
> 	12/12/31 13:37:12 INFO ipc.Server: Stopping server on 61001
> 	12/12/31 13:37:12 INFO ipc.Server: Stopping IPC Server listener on 61001
> 	12/12/31 13:37:12 INFO ipc.Server: IPC Server handler 0 on 61001: exiting
> 	12/12/31 13:37:12 INFO metrics.RpcInstrumentation: shut down
> 	12/12/31 13:37:12 INFO ipc.Server: Stopping IPC Server Responder
> 	12/12/31 13:37:12 ERROR bsp.BSPTask: Shutting down ping service.
> hama-hadoop-bspmaster-lee-OptiPlex-790.log:
> 	2012-12-31 13:37:07,908 INFO org.apache.hama.bsp.JobInProgress: Job is initialized.
> 	2012-12-31 13:37:13,626 INFO org.apache.hama.bsp.JobInProgress: Job successfully done.
> hama-hadoop-groom-lee-OptiPlex-790.log:
> 	2012-12-31 13:37:07,981 INFO org.apache.hama.bsp.GroomServer: Task 'attempt_201212311309_0008_000000_0'
has started.
> 	2012-12-31 13:37:12,812 INFO org.apache.hama.bsp.GroomServer: Task attempt_201212311309_0008_000000_0
is done.
> hama-hadoop-zookeeper-lee-OptiPlex-790.log:
> 2012-12-31 13:09:45,415 ERROR org.apache.zookeeper.server.quorum.QuorumPeerConfig: Invalid
configuration, only one server specified (ignoring)
> i don't know if there is something wrong with the zookeeper, but i follow the installion
guide and set the hama-site.xml:
> <configuration>
>     <property>
>       <name>bsp.master.address</name>
>       <value>lee-OptiPlex-790:40000</value>
>       <description>The address of the bsp master server. Either the
>       literal string "local" or a host:port for distributed mode
>       </description>
>     </property>
>     <property>
>       <name>fs.default.name</name>
>       <value>hdfs://lee-OptiPlex-790:9000</value>
>       <description>
>         The name of the default file system. Either the literal string
>         "local" or a host:port for HDFS.
>       </description>
>     </property>
>     <property>
>       <name>hama.zookeeper.quorum</name>
>       <value>lee-OptiPlex-790</value>
>       <description></description>
>     </property>
> </configuration>
> so , help me! thanks :)

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