Clarifying: port # is missing in your configuration, should be
<property>
  <name>fs.default.name</name>
  <value>hdfs://hvcwydev0601:8020</value>
</property>

where 8020 is your port number.

--Konstantin



Hairong Kuang wrote:
Please try using the port number 8020.

Hairong

On 3/11/09 9:42 AM, "Stuart White" <stuart.whi...@gmail.com> wrote:

I've been running hadoop-0.19.0 for several weeks successfully.

Today, for the first time, I tried to run the balancer, and I'm receiving:

java.lang.RuntimeException: Not a host:port pair: hvcwydev0601

In my hadoop-site.xml, I have this:

<property>
  <name>fs.default.name</name>
  <value>hdfs://hvcwydev0601/</value>
</property>

What do I need to change to get the balancer to work?  It seems I need
to add a port to fs.default.name.  If so, what port?  Can I just pick
any port?  If I specify a port, do I need to specify any other parms
accordingly?

I searched the forum, and found a few posts on this topic, but it
seems that the configuration parms have changed over time, so I'm not
sure what the current correct configuration is.

Also, if fs.default.name is supposed to have a port, I'll point out
that the docs don't say so:
http://hadoop.apache.org/core/docs/r0.19.1/cluster_setup.html

The example given for fs.default.name is "hdfs://hostname/".

Thanks!


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