Dear All: I installed Hadoop-2.6 on Ubuntu 14.10 desktop yesterday and was able to connect to hdfs and run mapreduce job on singlenode yarn setup. Today I am unable to connect with following anand_vihar@Latitude-E5540:~/hadoop-2.6.0/sbin$ start-yarn.sh starting yarn daemons starting resourcemanager, logging to /home/anand_vihar/hadoop-2.6.0/logs/yarn-anand_vihar-resourcemanager-Latitude-E5540.out localhost: starting nodemanager, logging to /home/anand_vihar/hadoop-2.6.0/logs/yarn-anand_vihar-nodemanager-Latitude-E5540.out anand_vihar@Latitude-E5540:~/hadoop-2.6.0/sbin$ refresh-namenodes.sh Refreshing namenode [localhost:9000] refreshNodes: Call From Latitude-E5540/127.0.1.1 to localhost:9000 failed on connection exception: java.net.ConnectException: Connection refused; For more details see: http://wiki.apache.org/hadoop/ConnectionRefused Error: refresh of namenodes failed, see error messages above.
I have made no changes to any set up for yesterday. can somebody advise. Thanks, Anand Murali 11/7, 'Anand Vihar', Kandasamy St, MylaporeChennai - 600 004, IndiaPh: (044)- 28474593/ 43526162 (voicemail)
