On 9 August 2012 10:31, Arjun Reddy <[email protected]> wrote:
> I did go through the 6 steps listed at the link and telnet to port > 45965 is failing. Netstat -a shows nothing is listing on port 45965. > That's a high number - I wonder if it's something transient that didn't start. I worry about the 127.0.1.1 number in the hostname -try editing /etc/hosts to 127.0.0.1 to see if that helps; it could just be some listening on a different port > > We can run hadoop 1.0.3 version without any issues on this cluster and I > am new to 2.0.0 version. I followed the document > http://hadoop.apache.org/common/docs/r2.0.0-alpha/hadoop-yarn/hadoop-yarn-site/ClusterSetup.html > to > setup the config files. Is there any other good document that describes > how to set up version 2.0.0. > > Thanks > Arjun > > On Thu, Aug 9, 2012 at 11:47 AM, Steve Loughran <[email protected]>wrote: > >> >> >> On 8 August 2012 14:39, Arjun Reddy <[email protected]> wrote: >> >>> I am trying to setup a small cluster using hadoop 2.0.0 and using PI >>> example to validate the setup. When I have 1 master and 1 slave the >>> example works fine. I am getting exceptions with the PI example when >>> additional slave nodes are added to the cluster. The syslogs for failed >>> tasks are as follows. Any ideas why this is happening. >>> >>> >>> . >>> 2012-08-08 15:41:30,492 WARN [main] org.apache.hadoop.mapred.YarnChild: >>> Exception running child : java.net.ConnectException: Call From node2/ >>> 127.0.1.1 to node2:45965 failed on connection exception: >>> java.net.ConnectException: Connection refused; For more details see: >>> http://wiki.apache.org/hadoop/ConnectionRefused >>> at >>> org.apache.hadoop.net.NetUtils.wrapException(NetUtils.java:727) >>> at org.apache.hadoop.ipc.Client.call(Client.java:1165) >>> at >>> org.apache.hadoop.ipc.WritableRpcEngine$Invoker.invoke(WritableRpcEngine.java:224) >>> at $Proxy6.getTask(Unknown Source) >>> at org.apache.hadoop.mapred.YarnChild.main(YarnChild.java:123) >>> >>> did you follow the link in this message? >> >> If so, did you follow all the actions? >> >> > -- Steve Loughran Hortonworks Inc [email protected] skype: steve_loughran tel: +1 408 400 3721 <http://hortonworks.com/download/>
