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From MilleBii <mille...@gmail.com>
Subject Re: Adding first datanode isn't working
Date Thu, 02 Jun 2011 09:28:06 GMT
Firewall of ubuntu box.

2011/6/2 jagaran das <jagaran_das@yahoo.co.in>

>
>
> ufw ????
>
>
>
>
> ________________________________
> From: MilleBii <millebii@gmail.com>
> To: common-user@hadoop.apache.org
> Sent: Wed, 1 June, 2011 3:37:23 PM
> Subject: Re: Adding first datanode isn't working
>
> OK found my issue. Turned off ufw and it sees the datanode. So I need to
> fix
> my ufw setup.
>
> 2011/6/1 MilleBii <millebii@gmail.com>
>
> > Thx,  already did that
> >  so I can ssh phraseless master to master and master to slave1.
> > Same as before datanode & tasktracker are starting up/shuting down well
> on
> > slave1
> >
> >
> >
> >
> >
> > 2011/6/1 jagaran das <jagaran_das@yahoo.co.in>
> >
> >> Check the password less SSH is working or not
> >>
> >> Regards,
> >> Jagaran
> >>
> >>
> >>
> >> ________________________________
> >> From: MilleBii <millebii@gmail.com>
> >> To: common-user@hadoop.apache.org
> >> Sent: Wed, 1 June, 2011 12:28:54 PM
> >> Subject: Adding first datanode isn't working
> >>
> >> Newbie on hadoop clusters.
> >> I have setup my two nodes conf as described by M. G. Noll
> >>
> >>
> http://www.michael-noll.com/tutorials/running-hadoop-on-ubuntu-linux-multi-node-cluster/
> >>/
> >>
> >>
> >> The data node has datanode & tasktracker running (jps command shows
> them),
> >> which means start-dfs.sh and start-mapred.sh worked fine.
> >>
> >> I can also shut them down gracefully.
> >>
> >> However in the WEB UI I only see one node for the DFS
> >>
> >> Live Node : 1
> >> Dead Node : 0
> >>
> >> Same thing on the MapRed WEB interface.
> >>
> >> Datanode logs on slave are just empty.
> >> Did check the network settings both nodes have access to each other on
> >> relevant ports.
> >>
> >> Did make sure namespaceID are the same (
> >> https://issues.apache.org/jira/browse/HDFS-107)
> >> I did try to put data in the DFS worked but no data seemed to arrive in
> >> the
> >> slave datanode.
> >> Also tried a small MapRed only master node has been actually working,
> but
> >> that could be because there is only data in the master. Right ?
> >>
> >> --
> >> -MilleBii-
> >>
> >
> >
> >
> > --
> > -MilleBii-
> >
>
>
>
> --
> -MilleBii-
>



-- 
-MilleBii-

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