That's normally happen if yoiu reforemat namenode
From: Siddharth Tiwari [mailto:[EMAIL PROTECTED]]
Sent: Saturday, September 08, 2012 02:05 AM
To: USers Hadoop <[EMAIL PROTECTED]>
Subject: Problem with one of teh datanodes
Suddenly I have started getting the following error on one of my datanodes. Can you please help me on this. Also, what could be probable cause and reasons for it to occur.
ERROR org.apache.hadoop.hdfs.server.datanode.DataNode: java.io.IOException: Incompatible namepaceIDs
Thank you !!!
Have a refreshing day !!!
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