A brief history setting up Hadoop (HDFS) locally (psuedo distributed)

hdfsCmds

890  cd ~/Downloads/
891  wget http://mirror.cc.columbia.edu/pub/software/apache/hadoop/common/hadoop-2.6.0/hadoop-2.6.0.tar.gz
915  cd ~
917  tar xzf Downloads/hadoop-2.6.0.tar.gz 
920  mv hadoop-2.6.0/ hadoop/
923  cd hadoop/
924  vim ~/.bashrc
Set HADOOP_HOME and add HADOOP_HOME/bin to PATH
925  . ~/.bashrc
926  ssh-keygen -t dsa -P '' -f ~/.ssh/id_dsa
927  cat ~/.ssh/id_dsa.pub >> ~/.ssh/authorized_keys
928  ssh localhost
986  sudo less /var/log/secure
987  cd .ssh/
989  chmod 600 authorized_keys 
992  sudo tail /var/log/secure
993  cd ..
994  chmod 700 .ssh
998  chmod 600 .ssh/authorized_keys 
999  sudo service sshd restart
1022  ssh-add
1023  ssh localhost
1025  cd hadoop
1027  vim etc/hadoop/hadoop-env.sh
1030  vim etc/hadoop/core-site.xml 
1031  vim etc/hadoop/hdfs-site.xml 
1032  hdfs namenode -format
1033  sbin/start-dfs.sh
1034  hdfs dfs -mkdir /user
1035  hdfs dfs -mkdir /user/bkarels
1042  hdfs dfs -put ~/Downloads/kafka_2.10-0.8.1.1.tgz /user/bkarels
1044  hdfs dfs -ls /user/bkarels
1047  hdfs dfs -ls -h /user/bkarels
1048  hdfs dfs -rm /user/bkarels/kafka_2.10-0.8.1.1.tgz