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Haohui Mai commented on HDFS-6481: ---------------------------------- Argee with [~kihwal]. We need to figure out the root cause. > DatanodeManager#getDatanodeStorageInfos() should check the length of > storageIDs > ------------------------------------------------------------------------------- > > Key: HDFS-6481 > URL: https://issues.apache.org/jira/browse/HDFS-6481 > Project: Hadoop HDFS > Issue Type: Bug > Affects Versions: 2.3.0 > Reporter: Ted Yu > Assignee: Ted Yu > Attachments: hdfs-6481-v1.txt > > > Ian Brooks reported the following stack trace: > {code} > 2014-06-03 13:05:03,915 WARN [DataStreamer for file > /user/hbase/WALs/############,16020,1401716790638/############%2C16020%2C1401716790638.1401796562200 > block BP-2121456822-10.143.38.149-1396953188241:blk_1074073683_332932] > hdfs.DFSClient: DataStreamer Exception > org.apache.hadoop.ipc.RemoteException(java.lang.ArrayIndexOutOfBoundsException): > 0 > at > org.apache.hadoop.hdfs.server.blockmanagement.DatanodeManager.getDatanodeStorageInfos(DatanodeManager.java:467) > at > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getAdditionalDatanode(FSNamesystem.java:2779) > at > org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getAdditionalDatanode(NameNodeRpcServer.java:594) > at > org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getAdditionalDatanode(ClientNamenodeProtocolServerSideTranslatorPB.java:430) > at > org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java) > at > org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:585) > at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:928) > at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1962) > at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1958) > at java.security.AccessController.doPrivileged(Native Method) > at javax.security.auth.Subject.doAs(Subject.java:415) > at > org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1548) > at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1956) > at org.apache.hadoop.ipc.Client.call(Client.java:1347) > at org.apache.hadoop.ipc.Client.call(Client.java:1300) > at > org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:206) > at com.sun.proxy.$Proxy13.getAdditionalDatanode(Unknown Source) > at > org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.getAdditionalDatanode(ClientNamenodeProtocolTranslatorPB.java:352) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke(Method.java:606) > at > org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:186) > at > org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:102) > at com.sun.proxy.$Proxy14.getAdditionalDatanode(Unknown Source) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke(Method.java:606) > at > org.apache.hadoop.hbase.fs.HFileSystem$1.invoke(HFileSystem.java:266) > at com.sun.proxy.$Proxy15.getAdditionalDatanode(Unknown Source) > at > org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.addDatanode2ExistingPipeline(DFSOutputStream.java:919) > at > org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.addDatanode2ExistingPipeline(DFSOutputStream.java:919) > at > org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.setupPipelineForAppendOrRecovery(DFSOutputStream.java:1031) > at > org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.processDatanodeError(DFSOutputStream.java:823) > at > org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.run(DFSOutputStream.java:475) > 2014-06-03 13:05:48,489 ERROR [RpcServer.handler=22,port=16020] wal.FSHLog: > syncer encountered error, will retry. txid=211 > org.apache.hadoop.ipc.RemoteException(java.lang.ArrayIndexOutOfBoundsException): > 0 > at > org.apache.hadoop.hdfs.server.blockmanagement.DatanodeManager.getDatanodeStorageInfos(DatanodeManager.java:467) > at > org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getAdditionalDatanode(FSNamesystem.java:2779) > at > org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getAdditionalDatanode(NameNodeRpcServer.java:594) > at > org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getAdditionalDatanode(ClientNamenodeProtocolServerSideTranslatorPB.java:430) > at > org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java) > at > org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:585) > at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:928) > at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1962) > at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:1958) > at java.security.AccessController.doPrivileged(Native Method) > at javax.security.auth.Subject.doAs(Subject.java:415) > at > org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1548) > at org.apache.hadoop.ipc.Server$Handler.run(Server.java:1956) > at org.apache.hadoop.ipc.Client.call(Client.java:1347) > at org.apache.hadoop.ipc.Client.call(Client.java:1300) > at > org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:206) > at com.sun.proxy.$Proxy13.getAdditionalDatanode(Unknown Source) > at > org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.getAdditionalDatanode(ClientNamenodeProtocolTranslatorPB.java:352) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke(Method.java:606) > at > org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:186) > at > org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:102) > at com.sun.proxy.$Proxy14.getAdditionalDatanode(Unknown Source) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke(Method.java:606) > at > org.apache.hadoop.hbase.fs.HFileSystem$1.invoke(HFileSystem.java:266) > at com.sun.proxy.$Proxy15.getAdditionalDatanode(Unknown Source) > at > org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.addDatanode2ExistingPipeline(DFSOutputStream.java:919) > at > org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.setupPipelineForAppendOrRecovery(DFSOutputStream.java:1031) > at > org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.processDatanodeError(DFSOutputStream.java:823) > at > org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer.run(DFSOutputStream.java:475) > {code} > The loop is controlled by the length of datanodeID: > {code} > for(int i = 0; i < datanodeID.length; i++) { > final DatanodeDescriptor dd = getDatanode(datanodeID[i]); > storages[i] = dd.getStorageInfo(storageIDs[i]); > } > {code} > However, when the length of storageIDs is shorter than that of datanodeID, we > would get ArrayIndexOutOfBoundsException. -- This message was sent by Atlassian JIRA (v6.3.4#6332)