[PIG-4089] TestMultiQuery.testMultiQueryJiraPig1169 fails in trunk after PIG-4079 in Hadoop 1

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.14.0
• Assignee: Cheolsoo Park
• Reporter: Cheolsoo Park
• Created: 31/Jul/14 18:12
• Updated: 21/Nov/14 05:59
• Resolved: 31/Jul/14 18:25

Description

The job fails with the following error in Hadoop 1 local mode-

2014-07-31 05:55:06,630 [Thread-75] WARN  org.apache.hadoop.mapred.LocalJobRunner  - job_local_0021
java.io.IOException: Illegal partition for Null: false index: 0 5 (1)
	at org.apache.hadoop.mapred.MapTask$MapOutputBuffer.collect(MapTask.java:1073)
	at org.apache.hadoop.mapred.MapTask$NewOutputCollector.write(MapTask.java:691)
	at org.apache.hadoop.mapreduce.TaskInputOutputContext.write(TaskInputOutputContext.java:80)
	at org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigGenericMapReduce$Map.collect(PigGenericMapReduce.java:121)
	at org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigGenericMapBase.runPipeline(PigGenericMapBase.java:284)
	at org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigGenericMapBase.map(PigGenericMapBase.java:277)
	at org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigGenericMapBase.map(PigGenericMapBase.java:64)
	at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:144)
	at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:764)
	at org.apache.hadoop.mapred.MapTask.run(MapTask.java:370)
	at org.apache.hadoop.mapred.LocalJobRunner$Job.run(LocalJobRunner.java:212)

This is because Hadoop 1 doesn't support multiple reducers in local mode.

Issue Links

• is broken by: PIG-4079 Parallel clause is not honored in local mode