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Re: Errors come out when starting Balancer
Hi
   That is  great helpfull.Thank you very much.

regards
2013/2/25 Harsh J <[EMAIL PROTECTED]>

> Hi,
>
> A few points:
>
> - The property "fs.default.name" has been deprecated in favor of the
> newer name "fs.defaultFS".
> - When using nameservice IDs, you shouldn't rely on the RPC address.
> That is, your fs.defaultFS should instead simply be "hdfs://ns1", and
> the config will load the right RPC that is bound to that NS
> automatically from the hdfs-site.xml.
>
> On Mon, Feb 25, 2013 at 10:35 AM, YouPeng Yang
> <[EMAIL PROTECTED]> wrote:
> > Hi .
> >   Sorry to bother you againt.
> >
> >   I need to close this question  by myself.
> >   Here is my core-site.xml:
> >   ******************************************************************
> >   <configuration>
> >    <property>
> >    <name>fs.default.name</name>
> >    <value>hdfs://Hadoop01:8020</value>
> >   </property>
> >  </configuration>
> >   ******************************************************************
> >  my hdfs-site.xml:
> >  *********************************************************************
> > <configuration>
> >     <property>
> >        <name>dfs.nameservices</name>
> >        <value>ns1,ns2</value>
> >    </property>
> >    <property>
> >        <name>dfs.namenode.rpc-address.ns1</name>
> >       <value>Hadoop01:8040</value>
> >    </property>
> > .... Other common configuration ...
> > </configuration>
> > **********************************************************************
> >
> > When start the  balancer,the script using the   fs.default.name of
> > core-site.xml by defulat.
> > according to hdfs-site.xml,the port 8020 does no start.So it goes fo fail
> > when i start the balancer usig the port 8020 of core-site.xml.
> >
> > So the  ports of  fs.default.name and
> > dfs.namenode.rpc-address.<nameserviceid> shoud be consistent.
> >
> >
> > Thanks
> >
> > Regards
> >
> >
> >
> >
> >
> > 2013/2/24 YouPeng Yang <[EMAIL PROTECTED]>
> >>
> >> Hi ALL
> >>
> >>   I start the  Balancer on the HDFS Federation,however it comes an
> error:
> >> java.net.ConnectException: Call From Hadoop01/10.167.14.221 to
> >> Hadoop01:8020 failed on connection exception: java.net.ConnectException:
> >> Connection refused; For more details see:
> >> http://wiki.apache.org/hadoop/ConnectionRefused.  Exiting ...
> >> Balancing took 11.163 seconds
> >>
> >>  How Can i solve this.
> >>
> >> By the way,I have done what explained on the
> >> http://wiki.apache.org/hadoop/ConnectionRefused  when i build my basic
> and
> >> original HDFS cluster.So i think the above error maybe because of
> another
> >> reasons.
> >>
> >> thanks
> >>
> >> Regards.
> >>
> >
>
>
>
> --
> Harsh J
>