Hi Debraj, There is a command in haadmin -getAllServiceState, You can use that. Can read this for details : https://hadoop.apache.org/docs/current/hadoop-project-dist/hadoop-hdfs/HDFSCommands.html#haadmin In the namenode UI also you can see the state of the namenode.
-Ayush On Sat, 2 May 2020 at 12:32, Debraj Manna <[email protected]> wrote: > Hi > > Can someone let me know how can I identify which is an active namenode? > > Thanks, > >
