anchor.diff:  echo
   
   #
  -echo "3/6: Restarting the namenode" ; echo -n "  "
  +echo "3/6: Restarting the namenode (but none of the other ones)" ; echo -n "  "
   #
  -sudo service $namenode_daemon start
  +sudo service hadoop_namenode start
   
   #
   echo "4/6: Waiting for the namenode to come out of safemode" ; echo -n "  "
  
positive.code: make_hadoop_dir_if_not_exists "$hadoop_log_dir" 777
  
  #
  echo "2/6: Stopping the $namenode_daemon daemon" ; echo -n "  "
  #
  sudo service $namenode_daemon stop || sleep 3 ; true
  
  #
  echo "Formatting namenode in '$dfs_name_dirs'"
  
negative.code: dfs_name_dir_root="<%= @hadoop[:namenode   ][:data_dirs].last      %>"
  hadoop_tmp_dir="<%=    @hadoop[:tmp_dir] %>"
  hadoop_log_dir="<%=    @hadoop[:log_dir] %>"
  sentinel="$hadoop_tmp_dir/made_initial_dirs.log"
  
  make_hadoop_dir_if_not_exists() {
  