You can try the following Sudo netstat -plten | grep java
This will give you all the java process which have a socket connection open. You can easily figure out based on the port no you have mentioned in config files like core-site.xml and kill the process Thanks & Regards, Deepak Rosario Pancras Tharigopla. Achiever/Responsibility/Arranger/Maximizer/Harmony Sent from my iPhone On Jul 10, 2013, at 12:30 AM, YouPeng Yang <yypvsxf19870...@gmail.com> wrote: > Hi users. > > I start my HDFS by using :start-dfs.sh. And add the node start > successfully. > However the stop-dfs.sh dose not work when I want to stop the HDFS. > It shows : no namdenode to stop > no datanode to stop. > > I have to stop it by the command: kill -9 pid. > > > So I wonder that how the stop-dfs.sh does not work no longer? > > > Best regards