that's ubuntu for you. I'll update the wiki
On 10 August 2012 10:54, Arjun Reddy <[email protected]> wrote: > I removed the entry 127.0.1.1 in /etc/hosts on all the nodes and the > cluster is working fine now. Thank you very much for your help. > > > On Thu, Aug 9, 2012 at 3:15 PM, Steve Loughran <[email protected]>wrote: > >> >> >> 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/> >> >> >> > -- Steve Loughran Hortonworks Inc [email protected] skype: steve_loughran tel: +1 408 400 3721 <http://hortonworks.com/download/>
