Please send you conf file contents and host file contents too..
On Tue, May 29, 2012 at 11:08 PM, Harsh J <ha...@cloudera.com> wrote: > Rohit, > > The SNN may start and run infinitely without doing any work. The NN > and DN have probably not started cause the NN has an issue (perhaps NN > name directory isn't formatted) and the DN can't find the NN (or has > data directory issues as well). > > So this isn't a glitch but a real issue you'll have to take a look at > your logs for. > > On Sun, May 27, 2012 at 10:51 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 > > > > -- > Harsh J > -- ∞ Shashwat Shriparv
