Hadoop Start Commands
Hadoop Commands Hadoop Process Start/Stop: start-all.sh => starting NameNode, DataNode, Secondary NameNode, Resource Manager, Node Manager stop-all.sh => stopping NameNode, DataNode, Secondary NameNode, Resource Manager, Node Manager start-dfs.sh => starting NameNode, DataNode, Secondary NameNode stop-dfs.sh => stopping NameNode, DataNode, Secondary NameNode Hadoop 1.x: start-mapred.sh => starting Job Tracker, Task Tracker stop-mapred.sh => stopping Job Tracker, Task Tracker Hadoop 2.x: start-yarn.sh => starting Resource Manager, Node Manager stop-yarn.sh => stopping Resource Manager, Node Manager For starting individual service: For hdfs services hadoop-daemon.sh start <process_name> hadoop-daemon.sh stop <process_name> Ex: process_names are `namenode, datanode, secondarynamenode` Ex: For NameNode process hadoop-daemon.sh start namenode hadoop-daemon.sh stop na...