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From Roberto Alonso <roal...@gmail.com>
Subject Re: error starting task tracker
Date Tue, 03 Apr 2012 10:14:36 GMT
Thanks I think It was the problem!

On 30 March 2012 20:21, Arvid Warnecke <arvid@nostalgix.org> wrote:

> Hello,
>
> On Fri, Mar 30, 2012 at 07:17:27PM +0200, Roberto Alonso wrote:
> > <property>
> > <name>mapred.system.dir</name>
> > <value>/mapred/system</value>
> > </property>
> >
> > When I put and start the tasktracker:
> > sudo service hadoop-0.20-tasktracker start
> >
> > The log /usr/lib/hadoop-0.20/logs/hadoop-hadoop-tasktracker.log says the
> > next:
> >
> > ERROR org.apache.hadoop.mapred.TaskTracker: Can not start task tracker
> > because java.lang.RuntimeException: Not a host:port pair: local
> >
> > do you know whats happening??
> >
> I am just guessing, but maybe you don't have set the information about
> the job tracker?
>
> <property>
>   <name>mapred.job.tracker</name>
>   <value>localhost:8021</value>
> </property>
>
> Cheers,
> Arvid
>
>

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