[PIG-2963] Illustrate command and POPackageLite

• Type: Bug
• Status: Closed
• Priority: Critical
• Resolution: Fixed
• Fix Version/s: 0.11
• Assignee: Cheolsoo Park
• Reporter: Allan Avendaño
• Created: 10/Oct/12 14:52
• Updated: 22/Feb/13 04:54
• Resolved: 15/Oct/12 19:56

Description

While trying to execute a simple script like:

A = LOAD 'test01' AS (f1:chararray,f2:int,f3:chararray);
B = order A by f1;
illustrate B;

or

C = foreach B generate f1, f2;
illustrate C;

I got the following exception:

java.lang.RuntimeException: ReadOnceBag does not support getMemorySize operation
at org.apache.pig.data.ReadOnceBag.getMemorySize(ReadOnceBag.java:74)
at org.apache.pig.data.SizeUtil.getPigObjMemSize(SizeUtil.java:61)
at org.apache.pig.data.DefaultTuple.getMemorySize(DefaultTuple.java:180)
at org.apache.pig.pen.util.ExampleTuple.getMemorySize(ExampleTuple.java:97)
at org.apache.pig.data.DefaultAbstractBag.getMemorySize(DefaultAbstractBag.java:148)
at org.apache.pig.data.DefaultAbstractBag.markSpillableIfNecessary(DefaultAbstractBag.java:100)
at org.apache.pig.data.DefaultAbstractBag.add(DefaultAbstractBag.java:92)
at org.apache.pig.pen.Illustrator.addData(Illustrator.java:116)
at org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.POPackageLite.illustratorMarkup(POPackageLite.java:227)
at org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.POPackageLite.getNext(POPackageLite.java:182)
at org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigGenericMapReduce$Reduce.processOnePackageOutput(PigGenericMapReduce.java:422)
at org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigGenericMapReduce$Reduce.reduce(PigGenericMapReduce.java:413)
at org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigGenericMapReduce$Reduce.reduce(PigGenericMapReduce.java:257)
at org.apache.hadoop.mapreduce.Reducer.run(Reducer.java:176)
at org.apache.pig.pen.LocalMapReduceSimulator.launchPig(LocalMapReduceSimulator.java:235)
at org.apache.pig.pen.ExampleGenerator.getData(ExampleGenerator.java:257)
at org.apache.pig.pen.ExampleGenerator.getData(ExampleGenerator.java:238)
at org.apache.pig.pen.LineageTrimmingVisitor.init(LineageTrimmingVisitor.java:103)
at org.apache.pig.pen.LineageTrimmingVisitor.<init>(LineageTrimmingVisitor.java:98)
at org.apache.pig.pen.ExampleGenerator.getExamples(ExampleGenerator.java:166)
at org.apache.pig.PigServer.getExamples(PigServer.java:1180)
at org.apache.pig.tools.grunt.GruntParser.processIllustrate(GruntParser.java:738)
at org.apache.pig.tools.pigscript.parser.PigScriptParser.Illustrate(PigScriptParser.java:626)
at org.apache.pig.tools.pigscript.parser.PigScriptParser.parse(PigScriptParser.java:323)
at org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:193)
at org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:169)
at org.apache.pig.tools.grunt.Grunt.run(Grunt.java:69)
at org.apache.pig.Main.run(Main.java:538)
at org.apache.pig.Main.main(Main.java:154)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.hadoop.util.RunJar.main(RunJar.java:156)
======================================================================

At log file, the following:

Pig Stack Trace
---------------
ERROR 2997: Encountered IOException. Exception

java.io.IOException: Exception
at org.apache.pig.PigServer.getExamples(PigServer.java:1186)
at org.apache.pig.tools.grunt.GruntParser.processIllustrate(GruntParser.java:738)
at org.apache.pig.tools.pigscript.parser.PigScriptParser.Illustrate(PigScriptParser.java:626)
at org.apache.pig.tools.pigscript.parser.PigScriptParser.parse(PigScriptParser.java:323)
at org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:193)
at org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:169)
at org.apache.pig.tools.grunt.Grunt.run(Grunt.java:69)
at org.apache.pig.Main.run(Main.java:538)
at org.apache.pig.Main.main(Main.java:154)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.hadoop.util.RunJar.main(RunJar.java:156)
Caused by: java.lang.RuntimeException: ReadOnceBag does not support getMemorySize operation
at org.apache.pig.data.ReadOnceBag.getMemorySize(ReadOnceBag.java:74)
at org.apache.pig.data.SizeUtil.getPigObjMemSize(SizeUtil.java:61)
at org.apache.pig.data.DefaultTuple.getMemorySize(DefaultTuple.java:180)
at org.apache.pig.pen.util.ExampleTuple.getMemorySize(ExampleTuple.java:97)
at org.apache.pig.data.DefaultAbstractBag.getMemorySize(DefaultAbstractBag.java:148)
at org.apache.pig.data.DefaultAbstractBag.markSpillableIfNecessary(DefaultAbstractBag.java:100)
at org.apache.pig.data.DefaultAbstractBag.add(DefaultAbstractBag.java:92)
at org.apache.pig.pen.Illustrator.addData(Illustrator.java:116)
at org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.POPackageLite.illustratorMarkup(POPackageLite.java:227)
at org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.POPackageLite.getNext(POPackageLite.java:182)
at org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigGenericMapReduce$Reduce.processOnePackageOutput(PigGenericMapReduce.java:422)
at org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigGenericMapReduce$Reduce.reduce(PigGenericMapReduce.java:413)
at org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigGenericMapReduce$Reduce.reduce(PigGenericMapReduce.java:257)
at org.apache.hadoop.mapreduce.Reducer.run(Reducer.java:176)
at org.apache.pig.pen.LocalMapReduceSimulator.launchPig(LocalMapReduceSimulator.java:235)
at org.apache.pig.pen.ExampleGenerator.getData(ExampleGenerator.java:257)
at org.apache.pig.pen.ExampleGenerator.getData(ExampleGenerator.java:238)
at org.apache.pig.pen.LineageTrimmingVisitor.init(LineageTrimmingVisitor.java:103)
at org.apache.pig.pen.LineageTrimmingVisitor.<init>(LineageTrimmingVisitor.java:98)
at org.apache.pig.pen.ExampleGenerator.getExamples(ExampleGenerator.java:166)
at org.apache.pig.PigServer.getExamples(PigServer.java:1180)

Issue Links

• blocks: PIG-2989 Illustrate for Rank Operator
• is broken by: PIG-2923 Lazily register bags with SpillableMemoryManager