How to start Hadoop namenode service

Question

Hi Guys,

I am new to Hadoop. I have configured Hadoop in my system. But how can I start namenode service?

Answer 1

Hi@akhtar,

If you configured your Hadoop master successfully, then you can start the service by using the below command.

$ hadoop-daemon.sh start namenode

If it runs successfully then you can see the output using jps command.

[root@node hadoop]# jps
3990 NameNode
5531 Jps