Month: January 2020


You can do the following method, copy to clipboard datanode clusterID for your example, CID-8bf63244-0510-4db6-a949-8f74b50f2be9 and run following command under HADOOP_HOME/bin directory then this code formatted the namenode with datanode cluster ids. OR ou must do as follow : bin/stop-all.sh Read more…


nagaraju@nagaraju:/usr/local/softwares/hadoop-2.10.0$ sbin/stop-all.sh This script is Deprecated. Instead use stop-dfs.sh and stop-yarn.sh Stopping namenodes on [localhost] localhost: chown: changing ownership of ‘/usr/local/softwares/hadoop-2.10.0/logs’: Operation not permitted localhost: no namenode to stop localhost: chown: changing ownership of ‘/usr/local/softwares/hadoop-2.10.0/logs’: Operation not permitted localhost: no Read more…