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https://issues.apache.org/jira/browse/HIVE-1211?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12989794#comment-12989794
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John Sichi commented on HIVE-1211:
----------------------------------

{noformat}
jsichi@dev1066 ~/open/test-trunk] diff 
ql/src/test/results/clientnegative/script_broken_pipe1.q.out 
build/ql/test/logs/clientnegative/script_broken_pipe1.q.out 
--- ql/src/test/results/clientnegative/script_broken_pipe1.q.out        
2011-02-01 14:38:26.000000000 -0800
+++ build/ql/test/logs/clientnegative/script_broken_pipe1.q.out 2011-02-02 
12:51:48.000000000 -0800
@@ -2,5 +2,49 @@
 SELECT TRANSFORM(*) USING 'true' AS a, b, c FROM (SELECT * FROM src LIMIT 1) 
tmp
 PREHOOK: type: QUERY
 PREHOOK: Input: default@src
-PREHOOK: Output: 
file:/data/users/pyang/trunk/VENDOR.hive/trunk/build/ql/tmp/1832401066/10000
+PREHOOK: Output: 
file:/tmp/jsichi/hive_2011-02-02_12-51-44_968_8324119514806367066/-mr-10000
+java.io.IOException: Broken pipe
+       at java.io.FileOutputStream.writeBytes(Native Method)
+       at java.io.FileOutputStream.write(FileOutputStream.java:260)
+       at 
java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:65)
+       at java.io.BufferedOutputStream.flush(BufferedOutputStream.java:123)
+       at java.io.BufferedOutputStream.flush(BufferedOutputStream.java:124)
+       at java.io.DataOutputStream.flush(DataOutputStream.java:106)
+       at 
org.apache.hadoop.hive.ql.exec.TextRecordWriter.close(TextRecordWriter.java:48)
+       at 
org.apache.hadoop.hive.ql.exec.ScriptOperator.close(ScriptOperator.java:365)
+       at org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:566)
+       at org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:566)
+       at org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:566)
+       at 
org.apache.hadoop.hive.ql.exec.ExecReducer.close(ExecReducer.java:303)
+       at 
org.apache.hadoop.mapred.ReduceTask.runOldReducer(ReduceTask.java:475)
+       at org.apache.hadoop.mapred.ReduceTask.run(ReduceTask.java:413)
+       at 
org.apache.hadoop.mapred.LocalJobRunner$Job.run(LocalJobRunner.java:215)
+org.apache.hadoop.hive.ql.metadata.HiveException: Hit error while closing ..
+       at 
org.apache.hadoop.hive.ql.exec.ScriptOperator.close(ScriptOperator.java:452)
+       at org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:566)
+       at org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:566)
+       at org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:566)
+       at 
org.apache.hadoop.hive.ql.exec.ExecReducer.close(ExecReducer.java:303)
+       at 
org.apache.hadoop.mapred.ReduceTask.runOldReducer(ReduceTask.java:475)
+       at org.apache.hadoop.mapred.ReduceTask.run(ReduceTask.java:413)
+       at 
org.apache.hadoop.mapred.LocalJobRunner$Job.run(LocalJobRunner.java:215)
+org.apache.hadoop.hive.ql.metadata.HiveException: Hit error while closing ..
+       at 
org.apache.hadoop.hive.ql.exec.ScriptOperator.close(ScriptOperator.java:452)
+       at org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:566)
+       at org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:566)
+       at org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:566)
+       at 
org.apache.hadoop.hive.ql.exec.ExecReducer.close(ExecReducer.java:303)
+       at 
org.apache.hadoop.mapred.ReduceTask.runOldReducer(ReduceTask.java:475)
+       at org.apache.hadoop.mapred.ReduceTask.run(ReduceTask.java:413)
+       at 
org.apache.hadoop.mapred.LocalJobRunner$Job.run(LocalJobRunner.java:215)
+org.apache.hadoop.hive.ql.metadata.HiveException: Hit error while closing ..
+       at 
org.apache.hadoop.hive.ql.exec.ScriptOperator.close(ScriptOperator.java:452)
+       at org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:566)
+       at org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:566)
+       at org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:566)
+       at 
org.apache.hadoop.hive.ql.exec.ExecReducer.close(ExecReducer.java:303)
+       at 
org.apache.hadoop.mapred.ReduceTask.runOldReducer(ReduceTask.java:475)
+       at org.apache.hadoop.mapred.ReduceTask.run(ReduceTask.java:413)
+       at 
org.apache.hadoop.mapred.LocalJobRunner$Job.run(LocalJobRunner.java:215)
+Ended Job = job_local_0001 with errors
 FAILED: Execution Error, return code 2 from 
org.apache.hadoop.hive.ql.exec.MapRedTask
{noformat}


> Tapping logs from child processes
> ---------------------------------
>
>                 Key: HIVE-1211
>                 URL: https://issues.apache.org/jira/browse/HIVE-1211
>             Project: Hive
>          Issue Type: Improvement
>          Components: Logging
>            Reporter: bc Wong
>            Assignee: Carl Steinbach
>             Fix For: 0.7.0
>
>         Attachments: HIVE-1211-2.patch, HIVE-1211.1.patch, 
> HIVE-1211.3.patch.txt, HIVE-1211.4.patch.txt, HIVE-1211.5.patch.txt, 
> HIVE-1211.6.patch.txt
>
>
> Stdout/stderr from child processes (e.g. {{MapRedTask}}) are redirected to 
> the parent's stdout/stderr. There is little one can do to to sort out which 
> log is from which query.

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