Can you see logs for nn and dn Sent from my iPhone
On May 27, 2012, at 1:21 PM, Rohit Pandey <rohitpandey...@gmail.com> wrote: > Hello Hadoop community, > > I have been trying to set up a double node Hadoop cluster (following > the instructions in - > http://www.michael-noll.com/tutorials/running-hadoop-on-ubuntu-linux-multi-node-cluster/) > and am very close to running it apart from one small glitch - when I > start the dfs (using start-dfs.sh), it says: > > 10.63.88.53: starting datanode, logging to > /usr/local/hadoop/bin/../logs/hadoop-pandro51-datanode-ubuntu.out > 10.63.88.109: starting datanode, logging to > /usr/local/hadoop/bin/../logs/hadoop-pandro51-datanode-pandro51-OptiPlex-960.out > 10.63.88.109: starting secondarynamenode, logging to > /usr/local/hadoop/bin/../logs/hadoop-pandro51-secondarynamenode-pandro51-OptiPlex-960.out > starting jobtracker, logging to > /usr/local/hadoop/bin/../logs/hadoop-pandro51-jobtracker-pandro51-OptiPlex-960.out > 10.63.88.109: starting tasktracker, logging to > /usr/local/hadoop/bin/../logs/hadoop-pandro51-tasktracker-pandro51-OptiPlex-960.out > 10.63.88.53: starting tasktracker, logging to > /usr/local/hadoop/bin/../logs/hadoop-pandro51-tasktracker-ubuntu.out > > which looks like it's been successful in starting all the nodes. > However, when I check them out by running 'jps', this is what I see: > 27531 SecondaryNameNode > 27879 Jps > > As you can see, there is no datanode and name node. I have been > racking my brains at this for quite a while now. Checked all the > inputs and every thing. Any one know what the problem might be? > > -- > > Thanks in advance, > > Rohit
