CODEWITHSUNDEEP
hadoop
user1050619
user1050619

Reputation: 20856

Shutting down namenode hadoop cluster

I'm trying to setup a hadoop cluster and get this following error:- 

 $HADOOP_PREFIX/bin/hdfs namenode -format 

Re-format filesystem in Storage Directory /var/hadoop/hadoop-namenode ? (Y or N) Y
17/09/11 19:41:55 INFO namenode.FSImage: Allocated new BlockPoolId: BP-448039548-10.211.55.101-1505158915421
17/09/11 19:41:55 INFO common.Storage: Storage directory /var/hadoop/hadoop-namenode has been successfully formatted.
17/09/11 19:41:55 INFO namenode.NNStorageRetentionManager: Going to retain 1 images with txid >= 0
17/09/11 19:41:55 INFO util.ExitUtil: Exiting with status 0
17/09/11 19:41:55 INFO namenode.NameNode: SHUTDOWN_MSG: 
/************************************************************
SHUTDOWN_MSG: Shutting down NameNode at node1/10.211.55.101

Im trying to follow this tutorial to setup the cluster.

https://github.com/vangj/vagrant-hadoop-2.4.1-spark-1.0.1

Upvotes: 1

Views: 4958

Answers (1)

tk421
tk421

Reputation: 5947

This is not an error. Before you can start HDFS, you need to format the namenode. This is similar to before you can run Linux/Windows you need to format the disk.

Upvotes: 4

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