Looking at the error message, it looks like your namenode is not formated. On the namenode, could you run
hadoop namenode -format Hope it helps. Kind regards Olivier On 26 Aug 2014 11:08, "Blanca Hernandez" <[email protected]> wrote: > Hi! > > > > I have just installed hadoop in my windows x64 machine.l followd carefully > the instructions in https://wiki.apache.org/hadoop/Hadoop2OnWindows but > in the 3.5 and 3.6 points I have some problems I can not handle. > > > > %HADOOP_PREFIX%\sbin\start-dfs.cmd > > > > > > The datanode can no connect: 14/08/26 12:01:30 WARN datanode.DataNode: > Problem connecting to server: 0.0.0.0/0.0.0.0:19000 > > And the namenode does not even start: 14/08/26 12:01:09 WARN > namenode.FSNamesystem: Encountered exception loading fsimage > java.io.IOException: NameNode is not formatted. > > > > Trying to get running the mapreduce-example indicated in the pont 3.6, I > get the connection exception again. Tha brings me to the > http://wiki.apache.org/hadoop/ConnectionRefused page where the exception > in explained. So I guess I have some misunderstandings with the > configuration. I tried to find information about that and found the page > http://wiki.apache.org/hadoop/HowToConfigure but is still not very clear > for me. > > > > I attach my config files, the ones I modified maybe you can help me out… > > > > Many thanks!! > -- CONFIDENTIALITY NOTICE NOTICE: This message is intended for the use of the individual or entity to which it is addressed and may contain information that is confidential, privileged and exempt from disclosure under applicable law. If the reader of this message is not the intended recipient, you are hereby notified that any printing, copying, dissemination, distribution, disclosure or forwarding of this communication is strictly prohibited. If you have received this communication in error, please contact the sender immediately and delete it from your system. Thank You.
