Soundararajan Velu created HIVE-11269: -----------------------------------------
Summary: Intermittent bug with kryo serializers Key: HIVE-11269 URL: https://issues.apache.org/jira/browse/HIVE-11269 Project: Hive Issue Type: Bug Affects Versions: 1.3.0 Reporter: Soundararajan Velu getting kryo serialization exception when running large queries, this works fine on hive 0.14, and works fine on 1.3.0 with the following flags, set hive.plan.serialization.format=kryo; set hive.exec.parallel=false; set hive.limit.optimize.enable=false; set hive.optimize.metadataonly=false; set hive.optimize.reducededuplication=false; set hive.optimize.sort.dynamic.partition=false; set hive.stats.fetch.partition.stats=false; set hive.vectorized.execution.enabled=false; set hive.vectorized.execution.reduce.enabled=false; set hive.cbo.enable=false; set hive.compute.query.using.stats=false; set hive.multigroupby.singlereducer=false; set hive.optimize.ppd=false; set hive.optimize.skewjoin.compiletime=false; set hive.optimize.skewjoin=false; set hive.optimize.union.remove=false; set hive.mapred.mode=nonstrict; set hive.auto.convert.join.noconditionaltask=false; set hive.optimize.sort.dynamic.partition=false; set hive.rpc.query.plan=true; StackTrace colExprMap (org.apache.hadoop.hive.ql.exec.SelectOperator) childOperators (org.apache.hadoop.hive.ql.exec.JoinOperator) reducer (org.apache.hadoop.hive.ql.plan.ReduceWork) at org.apache.hadoop.hive.ql.exec.Utilities.getBaseWork(Utilities.java:462) at org.apache.hadoop.hive.ql.exec.Utilities.getReduceWork(Utilities.java:309) at org.apache.hadoop.hive.ql.exec.mr.ExecReducer.configure(ExecReducer.java:112) ... 14 more Caused by: org.apache.hive.com.esotericsoftware.kryo.KryoException: java.lang.NullPointerException Serialization trace: chidren (org.apache.hadoop.hive.ql.plan.ExprNodeGenericFuncDesc) chidren (org.apache.hadoop.hive.ql.plan.ExprNodeGenericFuncDesc) chidren (org.apache.hadoop.hive.ql.plan.ExprNodeGenericFuncDesc) chidren (org.apache.hadoop.hive.ql.plan.ExprNodeGenericFuncDesc) chidren (org.apache.hadoop.hive.ql.plan.ExprNodeGenericFuncDesc) chidren (org.apache.hadoop.hive.ql.plan.ExprNodeGenericFuncDesc) chidren (org.apache.hadoop.hive.ql.plan.ExprNodeGenericFuncDesc) chidren (org.apache.hadoop.hive.ql.plan.ExprNodeGenericFuncDesc) chidren (org.apache.hadoop.hive.ql.plan.ExprNodeGenericFuncDesc) chidren (org.apache.hadoop.hive.ql.plan.ExprNodeGenericFuncDesc) chidren (org.apache.hadoop.hive.ql.plan.ExprNodeGenericFuncDesc) chidren (org.apache.hadoop.hive.ql.plan.ExprNodeGenericFuncDesc) chidren (org.apache.hadoop.hive.ql.plan.ExprNodeGenericFuncDesc) colExprMap (org.apache.hadoop.hive.ql.exec.SelectOperator) childOperators (org.apache.hadoop.hive.ql.exec.JoinOperator) reducer (org.apache.hadoop.hive.ql.plan.ReduceWork) at org.apache.hive.com.esotericsoftware.kryo.serializers.ObjectField.read(ObjectField.java:125) at org.apache.hive.com.esotericsoftware.kryo.serializers.FieldSerializer.read(FieldSerializer.java:507) at org.apache.hive.com.esotericsoftware.kryo.Kryo.readClassAndObject(Kryo.java:776) at org.apache.hive.com.esotericsoftware.kryo.serializers.CollectionSerializer.read(CollectionSerializer.java:112) at org.apache.hive.com.esotericsoftware.kryo.serializers.CollectionSerializer.read(CollectionSerializer.java:18) at org.apache.hive.com.esotericsoftware.kryo.Kryo.readObject(Kryo.java:694) at org.apache.hive.com.esotericsoftware.kryo.serializers.ObjectField.read(ObjectField.java:106) at org.apache.hive.com.esotericsoftware.kryo.serializers.FieldSerializer.read(FieldSerializer.java:507) at org.apache.hive.com.esotericsoftware.kryo.Kryo.readClassAndObject(Kryo.java:776) at org.apache.hive.com.esotericsoftware.kryo.serializers.CollectionSerializer.read(CollectionSerializer.java:112) at org.apache.hive.com.esotericsoftware.kryo.serializers.CollectionSerializer.read(CollectionSerializer.java:18) at org.apache.hive.com.esotericsoftware.kryo.Kryo.readObject(Kryo.java:694) at org.apache.hive.com.esotericsoftware.kryo.serializers.ObjectField.read(ObjectField.java:106) at org.apache.hive.com.esotericsoftware.kryo.serializers.FieldSerializer.read(FieldSerializer.java:507) at org.apache.hive.com.esotericsoftware.kryo.Kryo.readClassAndObject(Kryo.java:776) at org.apache.hive.com.esotericsoftware.kryo.serializers.CollectionSerializer.read(CollectionSerializer.java:112) at org.apache.hive.com.esotericsoftware.kryo.serializers.CollectionSerializer.read(CollectionSerializer.java:18) at org.apache.hive.com.esotericsoftware.kryo.Kryo.readObject(Kryo.java:694) at org.apache.hive.com.esotericsoftware.kryo.serializers.ObjectField.read(ObjectField.java:106) at org.apache.hive.com.esotericsoftware.kryo.serializers.FieldSerializer.read(FieldSerializer.java:507) at org.apache.hive.com.esotericsoftware.kryo.Kryo.readClassAndObject(Kryo.java:776) at org.apache.hive.com.esotericsoftware.kryo.serializers.CollectionSerializer.read(CollectionSerializer.java:112) at org.apache.hive.com.esotericsoftware.kryo.serializers.CollectionSerializer.read(CollectionSerializer.java:18) at org.apache.hive.com.esotericsoftware.kryo.Kryo.readObject(Kryo.java:694) at org.apache.hive.com.esotericsoftware.kryo.serializers.ObjectField.read(ObjectField.java:106) at org.apache.hive.com.esotericsoftware.kryo.serializers.FieldSerializer.read(FieldSerializer.java:507) at org.apache.hive.com.esotericsoftware.kryo.Kryo.readClassAndObject(Kryo.java:776) at org.apache.hive.com.esotericsoftware.kryo.serializers.CollectionSerializer.read(CollectionSerializer.java:112) at org.apache.hive.com.esotericsoftware.kryo.serializers.CollectionSerializer.read(CollectionSerializer.java:18) at org.apache.hive.com.esotericsoftware.kryo.Kryo.readObject(Kryo.java:694) at org.apache.hive.com.esotericsoftware.kryo.serializers.ObjectField.read(ObjectField.java:106) at org.apache.hive.com.esotericsoftware.kryo.serializers.FieldSerializer.read(FieldSerializer.java:507) at org.apache.hive.com.esotericsoftware.kryo.Kryo.readClassAndObject(Kryo.java:776) at org.apache.hive.com.esotericsoftware.kryo.serializers.CollectionSerializer.read(CollectionSerializer.java:112) at org.apache.hive.com.esotericsoftware.kryo.serializers.CollectionSerializer.read(CollectionSerializer.java:18) at org.apache.hive.com.esotericsoftware.kryo.Kryo.readObject(Kryo.java:694) at org.apache.hive.com.esotericsoftware.kryo.serializers.ObjectField.read(ObjectField.java:106) at org.apache.hive.com.esotericsoftware.kryo.serializers.FieldSerializer.read(FieldSerializer.java:507) at org.apache.hive.com.esotericsoftware.kryo.Kryo.readClassAndObject(Kryo.java:776) at org.apache.hive.com.esotericsoftware.kryo.serializers.CollectionSerializer.read(CollectionSerializer.java:112) at org.apache.hive.com.esotericsoftware.kryo.serializers.CollectionSerializer.read(CollectionSerializer.java:18) at org.apache.hive.com.esotericsoftware.kryo.Kryo.readObject(Kryo.java:694) at org.apache.hive.com.esotericsoftware.kryo.serializers.ObjectField.read(ObjectField.java:106) at org.apache.hive.com.esotericsoftware.kryo.serializers.FieldSerializer.read(FieldSerializer.java:507) at org.apache.hive.com.esotericsoftware.kryo.Kryo.readClassAndObject(Kryo.java:776) at org.apache.hive.com.esotericsoftware.kryo.serializers.CollectionSerializer.read(CollectionSerializer.java:112) at org.apache.hive.com.esotericsoftware.kryo.serializers.CollectionSerializer.read(CollectionSerializer.java:18) at org.apache.hive.com.esotericsoftware.kryo.Kryo.readObject(Kryo.java:694) at org.apache.hive.com.esotericsoftware.kryo.serializers.ObjectField.read(ObjectField.java:106) at org.apache.hive.com.esotericsoftware.kryo.serializers.FieldSerializer.read(FieldSerializer.java:507) at org.apache.hive.com.esotericsoftware.kryo.Kryo.readClassAndObject(Kryo.java:776) at org.apache.hive.com.esotericsoftware.kryo.serializers.CollectionSerializer.read(CollectionSerializer.java:112) at org.apache.hive.com.esotericsoftware.kryo.serializers.CollectionSerializer.read(CollectionSerializer.java:18) at org.apache.hive.com.esotericsoftware.kryo.Kryo.readObject(Kryo.java:694) at org.apache.hive.com.esotericsoftware.kryo.serializers.ObjectField.read(ObjectField.java:106) at org.apache.hive.com.esotericsoftware.kryo.serializers.FieldSerializer.read(FieldSerializer.java:507) at org.apache.hive.com.esotericsoftware.kryo.Kryo.readClassAndObject(Kryo.java:776) at org.apache.hive.com.esotericsoftware.kryo.serializers.CollectionSerializer.read(CollectionSerializer.java:112) at org.apache.hive.com.esotericsoftware.kryo.serializers.CollectionSerializer.read(CollectionSerializer.java:18) at org.apache.hive.com.esotericsoftware.kryo.Kryo.readObject(Kryo.java:694) at org.apache.hive.com.esotericsoftware.kryo.serializers.ObjectField.read(ObjectField.java:106) at org.apache.hive.com.esotericsoftware.kryo.serializers.FieldSerializer.read(FieldSerializer.java:507) at org.apache.hive.com.esotericsoftware.kryo.Kryo.readClassAndObject(Kryo.java:776) at org.apache.hive.com.esotericsoftware.kryo.serializers.CollectionSerializer.read(CollectionSerializer.java:112) at org.apache.hive.com.esotericsoftware.kryo.serializers.CollectionSerializer.read(CollectionSerializer.java:18) at org.apache.hive.com.esotericsoftware.kryo.Kryo.readObject(Kryo.java:694) at org.apache.hive.com.esotericsoftware.kryo.serializers.ObjectField.read(ObjectField.java:106) at org.apache.hive.com.esotericsoftware.kryo.serializers.FieldSerializer.read(FieldSerializer.java:507) at org.apache.hive.com.esotericsoftware.kryo.Kryo.readClassAndObject(Kryo.java:776) at org.apache.hive.com.esotericsoftware.kryo.serializers.CollectionSerializer.read(CollectionSerializer.java:112) at org.apache.hive.com.esotericsoftware.kryo.serializers.CollectionSerializer.read(CollectionSerializer.java:18) at org.apache.hive.com.esotericsoftware.kryo.Kryo.readObject(Kryo.java:694) at org.apache.hive.com.esotericsoftware.kryo.serializers.ObjectField.read(ObjectField.java:106) at org.apache.hive.com.esotericsoftware.kryo.serializers.FieldSerializer.read(FieldSerializer.java:507) at org.apache.hive.com.esotericsoftware.kryo.Kryo.readClassAndObject(Kryo.java:776) at org.apache.hive.com.esotericsoftware.kryo.serializers.MapSerializer.read(MapSerializer.java:139) at org.apache.hive.com.esotericsoftware.kryo.serializers.MapSerializer.read(MapSerializer.java:17) at org.apache.hive.com.esotericsoftware.kryo.Kryo.readObject(Kryo.java:694) at org.apache.hive.com.esotericsoftware.kryo.serializers.ObjectField.read(ObjectField.java:106) at org.apache.hive.com.esotericsoftware.kryo.serializers.FieldSerializer.read(FieldSerializer.java:507) at org.apache.hive.com.esotericsoftware.kryo.Kryo.readClassAndObject(Kryo.java:776) at org.apache.hive.com.esotericsoftware.kryo.serializers.CollectionSerializer.read(CollectionSerializer.java:112) at org.apache.hive.com.esotericsoftware.kryo.serializers.CollectionSerializer.read(CollectionSerializer.java:18) at org.apache.hive.com.esotericsoftware.kryo.Kryo.readObject(Kryo.java:694) at org.apache.hive.com.esotericsoftware.kryo.serializers.ObjectField.read(ObjectField.java:106) at org.apache.hive.com.esotericsoftware.kryo.serializers.FieldSerializer.read(FieldSerializer.java:507) at org.apache.hive.com.esotericsoftware.kryo.Kryo.readObject(Kryo.java:694) at org.apache.hive.com.esotericsoftware.kryo.serializers.ObjectField.read(ObjectField.java:106) at org.apache.hive.com.esotericsoftware.kryo.serializers.FieldSerializer.read(FieldSerializer.java:507) at org.apache.hive.com.esotericsoftware.kryo.Kryo.readObject(Kryo.java:672) at org.apache.hadoop.hive.ql.exec.Utilities.deserializeObjectByKryo(Utilities.java:1081) at org.apache.hadoop.hive.ql.exec.Utilities.deserializePlan(Utilities.java:972) at org.apache.hadoop.hive.ql.exec.Utilities.deserializePlan(Utilities.java:986) at org.apache.hadoop.hive.ql.exec.Utilities.getBaseWork(Utilities.java:435) ... 16 more Caused by: java.lang.NullPointerException at java.util.ArrayList$SubList.checkForComodification(ArrayList.java:1168) at java.util.ArrayList$SubList.size(ArrayList.java:998) at java.util.AbstractList.add(AbstractList.java:108) at org.apache.hive.com.esotericsoftware.kryo.serializers.CollectionSerializer.read(CollectionSerializer.java:112) at org.apache.hive.com.esotericsoftware.kryo.serializers.CollectionSerializer.read(CollectionSerializer.java:18) at org.apache.hive.com.esotericsoftware.kryo.Kryo.readObject(Kryo.java:694) at org.apache.hive.com.esotericsoftware.kryo.serializers.ObjectField.read(ObjectField.java:106) ... 109 more -- This message was sent by Atlassian JIRA (v6.3.4#6332)