java.io.IOException: File /user/ubuntu/features.json could only be replicated to 0 nodes instead of minReplication (=1). There are 3 datanode(s) running and 3 node(s) are excluded in this operation.

cloudera.com | 4 months ago
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    Root Cause Analysis

    1. java.io.IOException

      File /user/ubuntu/features.json could only be replicated to 0 nodes instead of minReplication (=1). There are 3 datanode(s) running and 3 node(s) are excluded in this operation.

      at org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.chooseTarget()
    2. Apache Hadoop HDFS
      ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod
      1. org.apache.hadoop.hdfs.server.blockmanagement.BlockManager.chooseTarget(BlockManager.java:1331)
      2. org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getAdditionalBlock(FSNamesystem.java:2198)
      3. org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.addBlock(NameNodeRpcServer.java:480)
      4. org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.addBlock(ClientNamenodeProtocolServerSideTranslatorPB.java:299)
      5. org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java:44954)
      5 frames
    3. Hadoop
      Server$Handler$1.run
      1. org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:453)
      2. org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1002)
      3. org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1701)
      4. org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1697)
      4 frames
    4. Java RT
      Subject.doAs
      1. java.security.AccessController.doPrivileged(Native Method)
      2. javax.security.auth.Subject.doAs(Subject.java:396)
      2 frames
    5. Hadoop
      Server$Handler.run
      1. org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1408)
      2. org.apache.hadoop.ipc.Server$Handler.run(Server.java:1695)
      2 frames