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Spark-SQL 集成 HBASE 之 IllegalStateException: Unread block data

HBase工作笔记 2018-03-30
1075

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最近遇到这样一个业务场景:

业务数据存储于 Hbase 中,并在 Hive 表中建立了 HBASE 映射表,已实现在 Hive 及 Impala 中可查,现想通过 Spark-SQL( Spark-SQL是指整合了 Hive 的 spark-sql cli, 本质上就是通过Hive访问HBase表,具体就是通过 hive-hbase-handler 接口进行访问 )查询Hbase,其中 Spark 集群基于 Yarn。

注:Spark-SQL 集成 Hbase 详细操作流程请阅读原文查看。

在打通 Spark-SQL-HBASE 的过程中遇到了很多问题,大部分问题可直接通过错误日志定位到答案,但如标题所示的错误让人无迹可寻。错误日志如下:

Driver stacktrace:
    at org.apache.spark.scheduler.DAGScheduler.org$apache$spark$scheduler$DAGScheduler$$failJobAndIndependentStages(DAGScheduler.scala:1435)
    at org.apache.spark.scheduler.DAGScheduler$$anonfun$abortStage$1.apply(DAGScheduler.scala:1423)
    at org.apache.spark.scheduler.DAGScheduler$$anonfun$abortStage$1.apply(DAGScheduler.scala:1422)
    at scala.collection.mutable.ResizableArray$class.foreach(ResizableArray.scala:59)
    at scala.collection.mutable.ArrayBuffer.foreach(ArrayBuffer.scala:48)
    at org.apache.spark.scheduler.DAGScheduler.abortStage(DAGScheduler.scala:1422)
    at org.apache.spark.scheduler.DAGScheduler$$anonfun$handleTaskSetFailed$1.apply(DAGScheduler.scala:802)
    at org.apache.spark.scheduler.DAGScheduler$$anonfun$handleTaskSetFailed$1.apply(DAGScheduler.scala:802)
    at scala.Option.foreach(Option.scala:257)
    at org.apache.spark.scheduler.DAGScheduler.handleTaskSetFailed(DAGScheduler.scala:802)
    at org.apache.spark.scheduler.DAGSchedulerEventProcessLoop.doOnReceive(DAGScheduler.scala:1650)
    at org.apache.spark.scheduler.DAGSchedulerEventProcessLoop.onReceive(DAGScheduler.scala:1605)
    at org.apache.spark.scheduler.DAGSchedulerEventProcessLoop.onReceive(DAGScheduler.scala:1594)
    at org.apache.spark.util.EventLoop$$anon$1.run(EventLoop.scala:48)
    at org.apache.spark.scheduler.DAGScheduler.runJob(DAGScheduler.scala:628)
    at org.apache.spark.SparkContext.runJob(SparkContext.scala:1925)
    at org.apache.spark.SparkContext.runJob(SparkContext.scala:1938)
    at org.apache.spark.SparkContext.runJob(SparkContext.scala:1951)
    at org.apache.spark.sql.execution.SparkPlan.executeTake(SparkPlan.scala:333)
    at org.apache.spark.sql.execution.CollectLimitExec.executeCollect(limit.scala:38)
    at org.apache.spark.sql.execution.SparkPlan.executeCollectPublic(SparkPlan.scala:295)
    at org.apache.spark.sql.execution.QueryExecution$$anonfun$hiveResultString$4.apply(QueryExecution.scala:139)
    at org.apache.spark.sql.execution.QueryExecution$$anonfun$hiveResultString$4.apply(QueryExecution.scala:138)
    at org.apache.spark.sql.execution.SQLExecution$.withNewExecutionId(SQLExecution.scala:57)
    at org.apache.spark.sql.execution.QueryExecution.hiveResultString(QueryExecution.scala:138)
    at org.apache.spark.sql.hive.thriftserver.SparkSQLDriver.run(SparkSQLDriver.scala:63)
    at org.apache.spark.sql.hive.thriftserver.SparkSQLCLIDriver.processCmd(SparkSQLCLIDriver.scala:335)
    at org.apache.hadoop.hive.cli.CliDriver.processLine(CliDriver.java:376)
    at org.apache.spark.sql.hive.thriftserver.SparkSQLCLIDriver$.main(SparkSQLCLIDriver.scala:247)
    at org.apache.spark.sql.hive.thriftserver.SparkSQLCLIDriver.main(SparkSQLCLIDriver.scala)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:606)
    at org.apache.spark.deploy.SparkSubmit$.org$apache$spark$deploy$SparkSubmit$$runMain(SparkSubmit.scala:743)
    at org.apache.spark.deploy.SparkSubmit$.doRunMain$1(SparkSubmit.scala:187)
    at org.apache.spark.deploy.SparkSubmit$.submit(SparkSubmit.scala:212)
    at org.apache.spark.deploy.SparkSubmit$.main(SparkSubmit.scala:126)
    at org.apache.spark.deploy.SparkSubmit.main(SparkSubmit.scala)
Caused by: java.lang.IllegalStateException: unread block data    at java.io.ObjectInputStream$BlockDataInputStream.setBlockDataMode(ObjectInputStream.java:2421)    at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1382)    at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1990)    at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1915)    at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1798)    at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1350)    at java.io.ObjectInputStream.readObject(ObjectInputStream.java:370)    at org.apache.spark.serializer.JavaDeserializationStream.readObject(JavaSerializer.scala:75)    at org.apache.spark.serializer.JavaSerializerInstance.deserialize(JavaSerializer.scala:114)    at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:298)    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)    at java.lang.Thread.run(Thread.java:745)

查阅大量资料后,上述错误定位如下可能:

  • Java 版本不一致

  • 缺少Jar 包

  • Spark 编译版本不兼容


小编的问题刚好就属于第二种,正是缺少了相关 jar 包导致。现将Spark-SQL 集成 Hbase 所需 jar 包(CDH版本)罗列如下:

--jars /opt/cloudera/parcels/CDH/lib/hbase/lib/hbase-client.jar,
/opt/cloudera/parcels/CDH/lib/hbase/lib/hbase-common.jar,
/opt/cloudera/parcels/CDH/lib/hbase/lib/hbase-protocol.jar,
/opt/cloudera/parcels/CDH/lib/hbase/lib/hbase-server.jar,
/opt/cloudera/parcels/CDH/lib/hbase/lib/metrics-core-2.2.0.jar,
/opt/cloudera/parcels/CDH/lib/hbase/lib/htrace-core.jar,
/opt/cloudera/parcels/CDH/lib/hbase/lib/zookeeper.jar,
/opt/cloudera/parcels/CDH/lib/hbase/lib/hive-hbase-handler.jar

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