I am trying to setup Nutch+Hadoop from this tutorial http://bit.ly/1iluBPI until the section "deploying nutch on multiple machines". So yes, currently I am working with a single node.
>This could be because you re - formatted the Name Node and the >versions are not matching. Your Data Mode would then be rejected >by the Name Node. What do you mean by version mismatch as a result of reformatting? >can you check the namenode log and see its up and running $ cat /data/mahmood/nutch-test/search/logs/hadoop.log 2014-04-05 08:02:05,693 ERROR namenode.NameNode - java.io.IOException: Cannot lock storage /data/mahmood/nutch-test/filesystem/name. The directory is already locked. $ cat /data/mahmood/nutch-test/search/logs/hadoop-mahmood-datanode-orca.log 2014-04-05 08:01:50,787 ERROR datanode.DataNode - java.io.IOException: Incompatible namespaceIDs in /data/mahmood/nutch-test/filesystem/data: namenode namespaceID = 251177003; datanode namespaceID = 865186086 I don't see any namenode.log at the moment >Use jps and check what all processes are running $ /data/mahmood/openjdk6/build/linux-amd64/bin/jps 19563 JobTracker 19463 SecondaryNameNode 18955 NameNode 10644 Jps 19814 TaskTracker Regards, Mahmood On Saturday, April 5, 2014 3:39 AM, Chris Mawata <[email protected]> wrote: >How many machines do you have? This could be because you re - formatted the >Name Node and the >versions are not matching. Your Data Mode would then be >rejected by the Name Node. >Chris >On Apr 4, 2014 2:58 PM, "Jitendra Yadav" <[email protected]> wrote: >Use jps and check what all processes are running, is this a single node >cluster? > > >
