Hi All I have 5 node cluster where 2 name node are runs in active and standby mode . when i try to add the data nodes after name node format i get the below error . is there any way to fix it
Error ==== 2017-05-23 14:10:29,805 ERROR org.apache.hadoop.hdfs.server.datanode.DataNode: Initialization failed for Block pool BP-1938612011-192.168.56.148-1495541823828 (Datanode Uuid 5c652b07-e0cb-4917-9435-f534a680dbad) service to nn2.cluster.com/192.168.56.149:9000 Blockpool ID mismatch: previously connected to Blockpool ID BP-1938612011-192.168.56.148-1495541823828 but now connected to Blockpool ID BP-769166748-192.168.56.148-1494926203928 2017-05-23 14:10:34,808 ERROR org.apache.hadoop.hdfs.server.datanode.DataNode: Initialization failed for Block pool BP-1938612011-192.168.56.148-1495541823828 (Datanode Uuid 5c652b07-e0cb-4917-9435-f534a680dbad) service to nn2.cluster.com/192.168.56.149:9000 Blockpool ID mismatch: previously connected to Blockpool ID BP-1938612011-192.168.56.148-1495541823828 but now connected to Blockpool ID BP-769166748-192.168.56.148-1494926203928
