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Replica Not FoundException

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author-rank sim6
Expert Contributor

Created on ‎05-19-2018 12:17 AM - last edited on ‎05-19-2018 06:56 AM by Community Manager Community Manager 

DatanodeRegistration(172.31.4.192, datanodeUuid=5d7a5533-df53-454e-bfb3-2dfcdbfb7b1b, infoPort=50075, infoSecurePort=0, ipcPort=50020, storageInfo=lv=-56;cid=cluster2;nsid=725965767;c=0):Got exception while serving BP-1423177047-172.31.4.192-1492091038346:blk_1118810958_45073263 to /172.31.10.74:44406
org.apache.hadoop.hdfs.server.datanode.ReplicaNotFoundException: Replica not found for BP-1423177047-172.31.4.192-1492091038346:blk_1118810958_45073263
	at org.apache.hadoop.hdfs.server.datanode.BlockSender.getReplica(BlockSender.java:466)
	at org.apache.hadoop.hdfs.server.datanode.BlockSender.<init>(BlockSender.java:241)
	at org.apache.hadoop.hdfs.server.datanode.DataXceiver.readBlock(DataXceiver.java:537)
	at org.apache.hadoop.hdfs.protocol.datatransfer.Receiver.opReadBlock(Receiver.java:148)
	at org.apache.hadoop.hdfs.protocol.datatransfer.Receiver.processOp(Receiver.java:103)
	at org.apache.hadoop.hdfs.server.datanode.DataXceiver.run(DataXceiver.java:246)
	at java.lang.Thread.run(Thread.java:745)

 

Although my datanodes are working fine I see this error in Diagnostics. Could this be a problem?

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