Lei (Eddy) Xu created HDFS-10552:
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Summary: DiskBalancer "-query" results in NPE if no plan for the
node
Key: HDFS-10552
URL: https://issues.apache.org/jira/browse/HDFS-10552
Project: Hadoop HDFS
Issue Type: Sub-task
Affects Versions: HDFS-1312
Reporter: Lei (Eddy) Xu
Priority: Critical
{code}
16/06/20 11:50:16 INFO command.Command: Executing "query plan" command.
java.lang.NullPointerException
at
org.apache.hadoop.hdfs.protocol.proto.ClientDatanodeProtocolProtos$QueryPlanStatusResponseProto$Builder.setPlanID(ClientDatanodeProtocolProtos.java:12782)
at
org.apache.hadoop.hdfs.protocolPB.ClientDatanodeProtocolServerSideTranslatorPB.queryDiskBalancerPlan(ClientDatanodeProtocolServerSideTranslatorPB.java:340)
at
org.apache.hadoop.hdfs.protocol.proto.ClientDatanodeProtocolProtos$ClientDatanodeProtocolService$2.callBlockingMethod(ClientDatanodeProtocolProtos.java:17513)
at
org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:617)
at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1073)
at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2086)
at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2082)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:415)
at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1693)
at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2080)
{code}
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