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我在具有 2 个节点的服务器中使用 Hortonworks 数据平台。我在配置单元中成功运行查询。突然我面临着与源表的映射以将列添加到我的新表中,通过下面的查询;在配置单元 View 中运行此查询时。我该如何解决这个问题?
create table New_table
As
select distinct
ab.id,
ab.first_name,
ab.middle_name,
ab.last_name,
b.Address,
b.City_Name,
b.State_Name
from Temp_table ab join Source_table b on (ab.id=b.id);
我遇到了顶点失败的错误。请找到我的日志
× java.sql.SQLException: Error while processing statement: FAILED: Execution Error, return code 2 from org.apache.hadoop.hive.ql.exec.tez.TezTask. Vertex failed, vertexName=Map 2, vertexId=vertex_1504352268873_0146_1_01, diagnostics=[Task failed, taskId=task_1504352268873_0146_1_01_000000, diagnostics=[TaskAttempt 0 failed, info=[Error: Failure while running task:java.lang.RuntimeException: java.lang.RuntimeException: Map operator initialization failed at org.apache.hadoop.hive.ql.exec.tez.TezProcessor.initializeAndRunProcessor(TezProcessor.java:173) at org.apache.hadoop.hive.ql.exec.tez.TezProcessor.run(TezProcessor.java:139) at org.apache.tez.runtime.LogicalIOProcessorRuntimeTask.run(LogicalIOProcessorRuntimeTask.java:347) at org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable$1.run(TezTaskRunner.java:194) at org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable$1.run(TezTaskRunner.java:185) at java.security.AccessController.doPrivileged(Native Method) at javax.security.auth.Subject.doAs(Subject.java:422) at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1724) at org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable.callInternal(TezTaskRunner.java:185) at org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable.callInternal(TezTaskRunner.java:181) at org.apache.tez.common.CallableWithNdc.call(CallableWithNdc.java:36) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) Caused by: java.lang.RuntimeException: Map operator initialization failed at org.apache.hadoop.hive.ql.exec.tez.MapRecordProcessor.init(MapRecordProcessor.java:262) at org.apache.hadoop.hive.ql.exec.tez.TezProcessor.initializeAndRunProcessor(TezProcessor.java:149) ... 14 more Caused by: org.apache.hadoop.hive.ql.metadata.HiveException: java.util.concurrent.ExecutionException: java.lang.OutOfMemoryError: Java heap space at org.apache.hadoop.hive.ql.exec.Operator.completeInitialization(Operator.java:389) at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:379) at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:482) at org.apache.hadoop.hive.ql.exec.Operator.initializeChildren(Operator.java:439) at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:376) at org.apache.hadoop.hive.ql.exec.tez.MapRecordProcessor.init(MapRecordProcessor.java:247) ... 15 more Caused by: java.util.concurrent.ExecutionException: java.lang.OutOfMemoryError: Java heap space at java.util.concurrent.FutureTask.report(FutureTask.java:122) at java.util.concurrent.FutureTask.get(FutureTask.java:192) at org.apache.hadoop.hive.ql.exec.Operator.completeInitialization(Operator.java:387) ... 20 more Caused by: java.lang.OutOfMemoryError: Java heap space at org.apache.hadoop.hive.serde2.WriteBuffers.nextBufferToWrite(WriteBuffers.java:243) at org.apache.hadoop.hive.serde2.WriteBuffers.write(WriteBuffers.java:219) at org.apache.hadoop.hive.ql.exec.persistence.MapJoinBytesTableContainer$LazyBinaryKvWriter.writeKey(MapJoinBytesTableContainer.java:238) at org.apache.hadoop.hive.ql.exec.persistence.BytesBytesMultiHashMap.put(BytesBytesMultiHashMap.java:450) at org.apache.hadoop.hive.ql.exec.persistence.HybridHashTableContainer.internalPutRow(HybridHashTableContainer.java:501) at org.apache.hadoop.hive.ql.exec.persistence.HybridHashTableContainer.putRow(HybridHashTableContainer.java:449) at org.apache.hadoop.hive.ql.exec.tez.HashTableLoader.load(HashTableLoader.java:211) at org.apache.hadoop.hive.ql.exec.MapJoinOperator.loadHashTable(MapJoinOperator.java:310) at org.apache.hadoop.hive.ql.exec.MapJoinOperator$1.call(MapJoinOperator.java:179) at org.apache.hadoop.hive.ql.exec.MapJoinOperator$1.call(MapJoinOperator.java:175) at org.apache.hadoop.hive.ql.exec.tez.ObjectCache.retrieve(ObjectCache.java:75) at org.apache.hadoop.hive.ql.exec.tez.ObjectCache$1.call(ObjectCache.java:92) ... 4 more ], TaskAttempt 1 failed, info=[Container container_e29_1504352268873_0146_01_000012 finished with diagnostics set to [Container failed, exitCode=255. Exception from container-launch. Container id: container_e29_1504352268873_0146_01_000012 Exit code: 255 Stack trace: ExitCodeException exitCode=255: at org.apache.hadoop.util.Shell.runCommand(Shell.java:933) at org.apache.hadoop.util.Shell.run(Shell.java:844) at org.apache.hadoop.util.Shell$ShellCommandExecutor.execute(Shell.java:1123) at org.apache.hadoop.yarn.server.nodemanager.DefaultContainerExecutor.launchContainer(DefaultContainerExecutor.java:225) at org.apache.hadoop.yarn.server.nodemanager.containermanager.launcher.ContainerLaunch.call(ContainerLaunch.java:317) at org.apache.hadoop.yarn.server.nodemanager.containermanager.launcher.ContainerLaunch.call(ContainerLaunch.java:83) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) Container exited with a non-zero exit code 255 ]], TaskAttempt 2 failed, info=[Error: Failure while running task:java.lang.RuntimeException: java.lang.RuntimeException: Map operator initialization failed at org.apache.hadoop.hive.ql.exec.tez.TezProcessor.initializeAndRunProcessor(TezProcessor.java:173) at org.apache.hadoop.hive.ql.exec.tez.TezProcessor.run(TezProcessor.java:139) at org.apache.tez.runtime.LogicalIOProcessorRuntimeTask.run(LogicalIOProcessorRuntimeTask.java:347) at org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable$1.run(TezTaskRunner.java:194) at org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable$1.run(TezTaskRunner.java:185) at java.security.AccessController.doPrivileged(Native Method) at javax.security.auth.Subject.doAs(Subject.java:422) at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1724) at org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable.callInternal(TezTaskRunner.java:185) at org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable.callInternal(TezTaskRunner.java:181) at org.apache.tez.common.CallableWithNdc.call(CallableWithNdc.java:36) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) Caused by: java.lang.RuntimeException: Map operator initialization failed at org.apache.hadoop.hive.ql.exec.tez.MapRecordProcessor.init(MapRecordProcessor.java:262) at org.apache.hadoop.hive.ql.exec.tez.TezProcessor.initializeAndRunProcessor(TezProcessor.java:149) ... 14 more Caused by: org.apache.hadoop.hive.ql.metadata.HiveException: java.util.concurrent.ExecutionException: java.lang.OutOfMemoryError: Java heap space at org.apache.hadoop.hive.ql.exec.Operator.completeInitialization(Operator.java:389) at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:379) at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:482) at org.apache.hadoop.hive.ql.exec.Operator.initializeChildren(Operator.java:439) at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:376) at org.apache.hadoop.hive.ql.exec.tez.MapRecordProcessor.init(MapRecordProcessor.java:247) ... 15 more Caused by: java.util.concurrent.ExecutionException: java.lang.OutOfMemoryError: Java heap space at java.util.concurrent.FutureTask.report(FutureTask.java:122) at java.util.concurrent.FutureTask.get(FutureTask.java:192) at org.apache.hadoop.hive.ql.exec.Operator.completeInitialization(Operator.java:387) ... 20 more Caused by: java.lang.OutOfMemoryError: Java heap space at org.apache.hadoop.hive.serde2.WriteBuffers.nextBufferToWrite(WriteBuffers.java:243) at org.apache.hadoop.hive.serde2.WriteBuffers.write(WriteBuffers.java:219) at org.apache.hadoop.hive.ql.exec.persistence.MapJoinBytesTableContainer$LazyBinaryKvWriter.writeValue(MapJoinBytesTableContainer.java:286) at org.apache.hadoop.hive.ql.exec.persistence.BytesBytesMultiHashMap.writeFirstValueRecord(BytesBytesMultiHashMap.java:839) at org.apache.hadoop.hive.ql.exec.persistence.BytesBytesMultiHashMap.put(BytesBytesMultiHashMap.java:460) at org.apache.hadoop.hive.ql.exec.persistence.HybridHashTableContainer.internalPutRow(HybridHashTableContainer.java:501) at org.apache.hadoop.hive.ql.exec.persistence.HybridHashTableContainer.putRow(HybridHashTableContainer.java:449) at org.apache.hadoop.hive.ql.exec.tez.HashTableLoader.load(HashTableLoader.java:211) at org.apache.hadoop.hive.ql.exec.MapJoinOperator.loadHashTable(MapJoinOperator.java:310) at org.apache.hadoop.hive.ql.exec.MapJoinOperator$1.call(MapJoinOperator.java:179) at org.apache.hadoop.hive.ql.exec.MapJoinOperator$1.call(MapJoinOperator.java:175) at org.apache.hadoop.hive.ql.exec.tez.ObjectCache.retrieve(ObjectCache.java:75) at org.apache.hadoop.hive.ql.exec.tez.ObjectCache$1.call(ObjectCache.java:92) ... 4 more ], TaskAttempt 3 failed, info=[Error: Failure while running task:java.lang.RuntimeException: java.lang.RuntimeException: Map operator initialization failed at org.apache.hadoop.hive.ql.exec.tez.TezProcessor.initializeAndRunProcessor(TezProcessor.java:173) at org.apache.hadoop.hive.ql.exec.tez.TezProcessor.run(TezProcessor.java:139) at org.apache.tez.runtime.LogicalIOProcessorRuntimeTask.run(LogicalIOProcessorRuntimeTask.java:347) at org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable$1.run(TezTaskRunner.java:194) at org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable$1.run(TezTaskRunner.java:185) at java.security.AccessController.doPrivileged(Native Method) at javax.security.auth.Subject.doAs(Subject.java:422) at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1724) at org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable.callInternal(TezTaskRunner.java:185) at org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable.callInternal(TezTaskRunner.java:181) at org.apache.tez.common.CallableWithNdc.call(CallableWithNdc.java:36) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) Caused by: java.lang.RuntimeException: Map operator initialization failed at org.apache.hadoop.hive.ql.exec.tez.MapRecordProcessor.init(MapRecordProcessor.java:262) at org.apache.hadoop.hive.ql.exec.tez.TezProcessor.initializeAndRunProcessor(TezProcessor.java:149) ... 14 more Caused by: org.apache.hadoop.hive.ql.metadata.HiveException: java.util.concurrent.ExecutionException: java.lang.OutOfMemoryError: Java heap space at org.apache.hadoop.hive.ql.exec.Operator.completeInitialization(Operator.java:389) at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:379) at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:482) at org.apache.hadoop.hive.ql.exec.Operator.initializeChildren(Operator.java:439) at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:376) at org.apache.hadoop.hive.ql.exec.tez.MapRecordProcessor.init(MapRecordProcessor.java:247) ... 15 more Caused by: java.util.concurrent.ExecutionException: java.lang.OutOfMemoryError: Java heap space at java.util.concurrent.FutureTask.report(FutureTask.java:122) at java.util.concurrent.FutureTask.get(FutureTask.java:192) at org.apache.hadoop.hive.ql.exec.Operator.completeInitialization(Operator.java:387) ... 20 more Caused by: java.lang.OutOfMemoryError: Java heap space at org.apache.hadoop.hive.serde2.WriteBuffers.nextBufferToWrite(WriteBuffers.java:243) at org.apache.hadoop.hive.serde2.WriteBuffers.reserve(WriteBuffers.java:182) at org.apache.hadoop.hive.ql.exec.persistence.BytesBytesMultiHashMap.writeFirstValueRecord(BytesBytesMultiHashMap.java:854) at org.apache.hadoop.hive.ql.exec.persistence.BytesBytesMultiHashMap.put(BytesBytesMultiHashMap.java:460) at org.apache.hadoop.hive.ql.exec.persistence.HybridHashTableContainer.internalPutRow(HybridHashTableContainer.java:501) at org.apache.hadoop.hive.ql.exec.persistence.HybridHashTableContainer.putRow(HybridHashTableContainer.java:449) at org.apache.hadoop.hive.ql.exec.tez.HashTableLoader.load(HashTableLoader.java:211) at org.apache.hadoop.hive.ql.exec.MapJoinOperator.loadHashTable(MapJoinOperator.java:310) at org.apache.hadoop.hive.ql.exec.MapJoinOperator$1.call(MapJoinOperator.java:179) at org.apache.hadoop.hive.ql.exec.MapJoinOperator$1.call(MapJoinOperator.java:175) at org.apache.hadoop.hive.ql.exec.tez.ObjectCache.retrieve(ObjectCache.java:75) at org.apache.hadoop.hive.ql.exec.tez.ObjectCache$1.call(ObjectCache.java:92) ... 4 more ]], Vertex did not succeed due to OWN_TASK_FAILURE, failedTasks:1 killedTasks:0, Vertex vertex_1504352268873_0146_1_01 [Map 2] killed/failed due to:OWN_TASK_FAILURE]Vertex killed, vertexName=Reducer 3, vertexId=vertex_1504352268873_0146_1_02, diagnostics=[Vertex received Kill while in RUNNING state., Vertex did not succeed due to OTHER_VERTEX_FAILURE, failedTasks:0 killedTasks:10, Vertex vertex_1504352268873_0146_1_02 [Reducer 3] killed/failed due to:OTHER_VERTEX_FAILURE]DAG did not succeed due to VERTEX_FAILURE. failedVertices:1 killedVertices:1
java.lang.Exception: java.sql.SQLException: Error while processing statement: FAILED: Execution Error, return code 2 from org.apache.hadoop.hive.ql.exec.tez.TezTask. Vertex failed, vertexName=Map 2, vertexId=vertex_1504352268873_0146_1_01, diagnostics=[Task failed, taskId=task_1504352268873_0146_1_01_000000, diagnostics=[TaskAttempt 0 failed, info=[Error: Failure while running task:java.lang.RuntimeException: java.lang.RuntimeException: Map operator initialization failed
at org.apache.hadoop.hive.ql.exec.tez.TezProcessor.initializeAndRunProcessor(TezProcessor.java:173)
at org.apache.hadoop.hive.ql.exec.tez.TezProcessor.run(TezProcessor.java:139)
at org.apache.tez.runtime.LogicalIOProcessorRuntimeTask.run(LogicalIOProcessorRuntimeTask.java:347)
at org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable$1.run(TezTaskRunner.java:194)
at org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable$1.run(TezTaskRunner.java:185)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:422)
at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1724)
at org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable.callInternal(TezTaskRunner.java:185)
at org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable.callInternal(TezTaskRunner.java:181)
at org.apache.tez.common.CallableWithNdc.call(CallableWithNdc.java:36)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.RuntimeException: Map operator initialization failed
at org.apache.hadoop.hive.ql.exec.tez.MapRecordProcessor.init(MapRecordProcessor.java:262)
at org.apache.hadoop.hive.ql.exec.tez.TezProcessor.initializeAndRunProcessor(TezProcessor.java:149)
... 14 more
Caused by: org.apache.hadoop.hive.ql.metadata.HiveException: java.util.concurrent.ExecutionException: java.lang.OutOfMemoryError: Java heap space
at org.apache.hadoop.hive.ql.exec.Operator.completeInitialization(Operator.java:389)
at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:379)
at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:482)
at org.apache.hadoop.hive.ql.exec.Operator.initializeChildren(Operator.java:439)
at org.apache.hadoop.hive.ql.exec.Operator.initialize(Operator.java:376)
at org.apache.hadoop.hive.ql.exec.tez.MapRecordProcessor.init(MapRecordProcessor.java:247)
... 15 more
Caused by: java.util.concurrent.ExecutionException: java.lang.OutOfMemoryError: Java heap space
at java.util.concurrent.FutureTask.report(FutureTask.java:122)
at java.util.concurrent.FutureTask.get(FutureTask.java:192)
at org.apache.hadoop.hive.ql.exec.Operator.completeInitialization(Operator.java:387)
... 20 more
Caused by: java.lang.OutOfMemoryError: Java heap space
at org.apache.hadoop.hive.serde2.WriteBuffers.nextBufferToWrite(WriteBuffers.java:243)
at org.apache.hadoop.hive.serde2.WriteBuffers.write(WriteBuffers.java:219)
at org.apache.hadoop.hive.ql.exec.persistence.MapJoinBytesTableContainer$LazyBinaryKvWriter.writeKey(MapJoinBytesTableContainer.java:238)
at org.apache.hadoop.hive.ql.exec.persistence.BytesBytesMultiHashMap.put(BytesBytesMultiHashMap.java:450)
at org.apache.hadoop.hive.ql.exec.persistence.HybridHashTableContainer.internalPutRow(HybridHashTableContainer.java:501)
at org.apache.hadoop.hive.ql.exec.persistence.HybridHashTableContainer.putRow(HybridHashTableContainer.java:449)
at org.apache.hadoop.hive.ql.exec.tez.HashTableLoader.load(HashTableLoader.java:211)
at org.apache.hadoop.hive.ql.exec.MapJoinOperator.loadHashTable(MapJoinOperator.java:310)
at org.apache.hadoop.hive.ql.exec.MapJoinOperator$1.call(MapJoinOperator.java:179)
at org.apache.hadoop.hive.ql.exec.MapJoinOperator$1.call(MapJoinOperator.java:175)
at org.apache.hadoop.hive.ql.exec.tez.ObjectCache.retrieve(ObjectCache.java:75)
at org.apache.hadoop.hive.ql.exec.tez.ObjectCache$1.call(ObjectCache.java:92)
... 4 more
], TaskAttempt 1 failed, info=[Container container_e29_1504352268873_0146_01_000012 finished with diagnostics set to [Container failed, exitCode=255. Exception from container-launch.
Container id: container_e29_1504352268873_0146_01_000012
Exit code: 255
Stack trace: ExitCodeException exitCode=255:
at org.apache.hadoop.util.Shell.runCommand(Shell.java:933)
at org.apache.hadoop.util.Shell.run(Shell.java:844)
at org.apache.hadoop.util.Shell$ShellCommandExecutor.execute(Shell.java:1123)
at org.apache.hadoop.yarn.server.nodemanager.DefaultContainerExecutor.launchContainer(DefaultContainerExecutor.java:225)
at org.apache.hadoop.yarn.server.nodemanager.containermanager.launcher.ContainerLaunch.call(ContainerLaunch.java:317)
at org.apache.hadoop.yarn.server.nodemanager.containermanager.launcher.ContainerLaunch.call(ContainerLaunch.java:83)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
Container exited with a non-zero exit code 255
]], TaskAttempt 2 failed, info=[Error: Failure while running task:java.lang.RuntimeException: java.lang.RuntimeException: Map operator initialization failed
at org.apache.hadoop.hive.ql.exec.tez.TezProcessor.initializeAndRunProcessor(TezProcessor.java:173)
at org.apache.hadoop.hive.ql.exec.tez.TezProcessor.run(TezProcessor.java:139)
at org.apache.tez.runtime.LogicalIOProcessorRuntimeTask.run(LogicalIOProcessorRuntimeTask.java:347)
at org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable$1.run(TezTaskRunner.java:194)
at org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable$1.run(TezTaskRunner.java:185)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:422)
at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1724)
at org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable.callInternal(TezTaskRunner.java:185)
at org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable.callInternal(TezTaskRunner.java:181)
at org.apache.tez.common.CallableWithNdc.call(CallableWithNdc.java:36)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.RuntimeException: Map operator initialization failed
at org.apache.hadoop.hive.ql.exec.tez.MapRecordProcessor.init(MapRecordProcessor.java:262)
at org.apache.hadoop.hive.ql.exec.tez.TezProcessor.initializeAndRunProcessor(TezProcessor.java:149)
... 14 more
最佳答案
map 运算符初始化失败,出现 OOM 异常。尝试增加每个映射器容器的内存:
set hive.tez.container.size=2048;
set hive.tez.java.opts=-Xmx1700m; --set this 80% of hive.tez.container.size
关于hadoop - 顶点失败错误和映射器初始化失败 - Hive,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/46021233/
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名称节点可以执行任务吗?默认情况下,任务在集群的数据节点上执行。 最佳答案 假设您正在询问MapReduce ... 使用YARN,MapReduce任务在应用程序主数据库中执行,而不是在nameno
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我是hadoop地区的新手。您能帮我负责(k2,list[v2,v2,v2...])形式的输出(意味着将键及其所有关联值组合在一起)的责任是吗? 谢谢。 最佳答案 这是Hadoop的MapReduce
因此,我一直在尝试编写一个hadoop程序,该程序将输入作为一个包含许多文件的文件,并且我希望hadoop程序的输出仅是输入文件的一行。但是我还没有做到这一点。我也不想去 reducer 课。如果有人
我使用的输入文本文件的内容是 1 "Come 1 "Defects," 1 "I 1 "Information 1 "J" 2 "Plain 5 "Project 1
谁能告诉我以下grep命令的作用: $ bin/hadoop jar hadoop-*-examples.jar grep input output 'dfs[a-z.]+' 最佳答案 http:/
我不了解mapreducer的基本功能,mapreducer是否有助于将文件放入HDFS 或mapreducer仅有助于分析HDFS中现有文件中的内容 我对hadoop非常陌生,任何人都可以指导我理解
CopyFromLocal将从本地文件系统上载数据。 不要放会从任何文件上传数据,例如。本地FS,亚马逊S3 或仅来自本地fs ??? 最佳答案 请找到两个命令的用法。 put ======= Usa
我开始研究hadoop mapreduce。 我是Java和hadoop的初学者,并且了解hadoop mapreduce的编码,但是有兴趣了解它在云中的内部工作方式。 您能否分享一些很好的链接来说明
我一直在寻找Hadoop mapreduce类的类路径。我正在使用Hortonworks 2.2.4版沙箱。我需要这样的类路径来运行我的javac编译器: javac -cp (CLASS_PATH)
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