Sean Can you paste the name node and jobtracker logs.
It could be something as simple as disabling the firewall. Raj >________________________________ > From: "Barry, Sean F" <sean.f.ba...@intel.com> >To: "common-user@hadoop.apache.org" <common-user@hadoop.apache.org> >Sent: Tuesday, July 31, 2012 1:23 PM >Subject: RE: Multinode cluster only recognizes 1 node > >After a good number of hours trying to tinker with my set up I am still am >only seeing results for 1, not 2 nodes. > >This is the tut I followed >http://www.michael-noll.com/tutorials/running-hadoop-on-ubuntu-linux-multi-node-cluster/ > >After executing ./start-all.sh > >starting namenode, logging to >/usr/local/hadoop/logs/hadoop-hduser-namenode-master.out >slave: starting datanode, logging to >/usr/local/hadoop/bin/../logs/hadoop-hduser-datanode-slave.out >master: starting datanode, logging to >/usr/local/hadoop/bin/../logs/hadoop-hduser-datanode-master.out >master: starting secondarynamenode, logging to >/usr/local/hadoop/bin/../logs/hadoop-hduser-secondarynamenode-master.out >starting jobtracker, logging to >/usr/local/hadoop/logs/hadoop-hduser-jobtracker-master.out >slave: starting tasktracker, logging to >/usr/local/hadoop/bin/../logs/hadoop-hduser-tasktracker-slave.out >master: starting tasktracker, logging to >/usr/local/hadoop/bin/../logs/hadoop-hduser-tasktracker-master.out > > > > > >-----Original Message----- >From: syed kather [mailto:in.ab...@gmail.com] >Sent: Thursday, July 26, 2012 6:06 PM >To: common-user@hadoop.apache.org >Subject: Re: Multinode cluster only recognizes 1 node > >Can you paste the information when you execute . start-all.sh in kernal.. >when you do ssh on slave .. whether it is working fine... >On Jul 27, 2012 4:50 AM, "Barry, Sean F" <sean.f.ba...@intel.com> wrote: > >> Hi, >> >> I just set up a 2 node POC cluster and I am currently having an issue >> with it. I ran a wordcount MR test on my cluster to see if it was >> working and noticed that the Web ui at localhost:50030 showed that I >> only have 1 live node. I followed the tutorial step by step and I >> cannot seem to figure out my problem. When I ran start-all.sh all of >> the daemons on my master node and my slave node start up perfectly >> fine. If you have any suggestions please let me know. >> >> -Sean >> > > >
