I don't seem to have etc/host
Sent from my iPhone > On 22-Apr-2015, at 2:30 pm, sandeep vura <sandeepv...@gmail.com> wrote: > > Hi Anand, > > comment the ip address - 127.0.1.1 in /etc/hosts > add the following ip address - 127.0.0.1 localhost in /etc/hosts. > > Restart your hadoop cluster after made changes in /etc/hosts > > Regards, > Sandeep.v > >> On Wed, Apr 22, 2015 at 2:16 PM, Anand Murali <anand_vi...@yahoo.com> wrote: >> Dear All: >> >> Has anyone encountered this error and if so how have you fixed it other then >> re-installing Hadoop or re-starting start-dfs.sh when you have already >> started after boot. Find below >> >> anand_vihar@Latitude-E5540:~$ ssh localhost >> Welcome to Ubuntu 14.10 (GNU/Linux 3.16.0-34-generic x86_64) >> >> * Documentation: https://help.ubuntu.com/ >> >> 1 package can be updated. >> 1 update is a security update. >> >> Last login: Wed Apr 22 13:33:26 2015 from localhost >> anand_vihar@Latitude-E5540:~$ cd hadoop-2.6.0 >> anand_vihar@Latitude-E5540:~/hadoop-2.6.0$ . .hadoop >> /home/anand_vihar/hadoop-2.6.0 >> /home/anand_vihar/jdk1.7.0_75 >> /home/anand_vihar/hadoop-2.6.0 >> anand_vihar@Latitude-E5540:~/hadoop-2.6.0$ hadoop version >> Hadoop 2.6.0 >> Subversion https://git-wip-us.apache.org/repos/asf/hadoop.git -r >> e3496499ecb8d220fba99dc5ed4c99c8f9e33bb1 >> Compiled by jenkins on 2014-11-13T21:10Z >> Compiled with protoc 2.5.0 >> From source with checksum 18e43357c8f927c0695f1e9522859d6a >> This command was run using >> /home/anand_vihar/hadoop-2.6.0/share/hadoop/common/hadoop-common-2.6.0.jar >> anand_vihar@Latitude-E5540:~/hadoop-2.6.0$ start-dfs.sh >> Starting namenodes on [localhost] >> localhost: starting namenode, logging to >> /home/anand_vihar/hadoop-2.6.0/logs/hadoop-anand_vihar-namenode-Latitude-E5540.out >> localhost: starting datanode, logging to >> /home/anand_vihar/hadoop-2.6.0/logs/hadoop-anand_vihar-datanode-Latitude-E5540.out >> Starting secondary namenodes [0.0.0.0] >> 0.0.0.0: starting secondarynamenode, logging to >> /home/anand_vihar/hadoop-2.6.0/logs/hadoop-anand_vihar-secondarynamenode-Latitude-E5540.out >> anand_vihar@Latitude-E5540:~/hadoop-2.6.0$ hdfs dfs -ls >> ls: 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 >> anand_vihar@Latitude-E5540:~/hadoop-2.6.0$ >> >> >> >> I have checked http://wiki.apache.org/hadoop/ConnectionRefused but there is >> no fix to the problem rather it seems to be a Ubuntu network problem. I have >> many times killed nanenode/datanode/secondary data note, shutdown and >> restarted, but this error still appears. The only way seems to be >> re-installing hadoop. Please advise or refer. >> >> Many thanks, >> >> Regards, >> >> >> >> Anand Murali >> 11/7, 'Anand Vihar', Kandasamy St, Mylapore >> Chennai - 600 004, India >> Ph: (044)- 28474593/ 43526162 (voicemail) >
