Use the following instructions to ensure controlled shutdown of the NameNode server:
- Shutdown the NameNode monitoring agent. - service stop hmonitor-namenode-monitor 
- Shutdown the NameNode process. - service stop hadoop-namenode 
Use the following instructions to ensure controlled shutdown of the NameNode server:
Shutdown the NameNode monitoring agent.
service stop hmonitor-namenode-monitor
Shutdown the NameNode process.
service stop hadoop-namenode

