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From "Sergey Shelukhin (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-17642) union test OOMs
Date Thu, 28 Sep 2017 22:55:00 GMT

    [ https://issues.apache.org/jira/browse/HIVE-17642?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16185058#comment-16185058
] 

Sergey Shelukhin commented on HIVE-17642:
-----------------------------------------

cc [~pvary] were you interested in flaky tests? Otherwise nm :)

> union test OOMs
> ---------------
>
>                 Key: HIVE-17642
>                 URL: https://issues.apache.org/jira/browse/HIVE-17642
>             Project: Hive
>          Issue Type: Bug
>          Components: Test
>            Reporter: Sergey Shelukhin
>
> Noticed this while investigating some spurious failures due to a combination of errors.
> The reason unionDistinct (or whatever) test fails sporadically is OOM:
> {noformat}
> 2017-09-28T01:07:25,804 ERROR [3d4e3f44-40c5-431a-b3de-801d60c1c579 main] ql.Driver:
FAILED: Execution Error, return code 2 from org.apache.hadoop.hive.ql.exec.tez.TezTask. Vertex
failed, vertexName=Map 61, vertexId=vertex_1506585924598_0001_53_01, diagnostics=[Vertex vertex_1506585924598_0001_53_01
[Map 61] killed/failed due to:ROOT_INPUT_INIT_FAILURE, Vertex Input: src initializer failed,
vertex=vertex_1506585924598_0001_53_01 [Map 61], java.lang.OutOfMemoryError: GC overhead limit
exceeded
> 	at java.util.concurrent.ConcurrentHashMap.putVal(ConcurrentHashMap.java:1019)
> 	at java.util.concurrent.ConcurrentHashMap.putAll(ConcurrentHashMap.java:1084)
> 	at java.util.concurrent.ConcurrentHashMap.<init>(ConcurrentHashMap.java:852)
> 	at org.apache.hadoop.conf.Configuration.<init>(Configuration.java:721)
> 	at org.apache.hadoop.mapred.JobConf.<init>(JobConf.java:442)
> 	at org.apache.hadoop.hive.ql.io.HiveInputFormat.getSplits(HiveInputFormat.java:591)
> 	at org.apache.hadoop.hive.ql.exec.tez.HiveSplitGenerator.initialize(HiveSplitGenerator.java:196)
> 	at org.apache.tez.dag.app.dag.RootInputInitializerManager$InputInitializerCallable$1.run(RootInputInitializerManager.java:278)
> 	at org.apache.tez.dag.app.dag.RootInputInitializerManager$InputInitializerCallable$1.run(RootInputInitializerManager.java:269)
> 	at java.security.AccessController.doPrivileged(Native Method)
> 	at javax.security.auth.Subject.doAs(Subject.java:422)
> 	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1807)
> 	at org.apache.tez.dag.app.dag.RootInputInitializerManager$InputInitializerCallable.call(RootInputInitializerManager.java:269)
> 	at org.apache.tez.dag.app.dag.RootInputInitializerManager$InputInitializerCallable.call(RootInputInitializerManager.java:253)
> 	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> 	at java.lang.Thread.run(Thread.java:745)
> ]Invalid event V_INTERNAL_ERROR on Vertex vertex_1506585924598_0001_53_00 [Map 60]
> 2017-09-28T01:07:25,804 DEBUG [3d4e3f44-40c5-431a-b3de-801d60c1c579 main] ql.Driver:
Shutting down query 
> SELECT count(1) FROM (
>   SELECT key, value FROM src UNION DISTINCT
>   SELECT key, value FROM src UNION DISTINCT
>   SELECT key, value FROM src UNION DISTINCT
>   SELECT key, value FROM src UNION DISTINCT
>   SELECT key, value FROM src UNION DISTINCT
>   SELECT key, value FROM src UNION DISTINCT
>   SELECT key, value FROM src UNION DISTINCT
>   SELECT key, value FROM src UNION DISTINCT
>   SELECT key, value FROM src UNION DISTINCT
>   SELECT key, value FROM src UNION DISTINCT
>   SELECT key, value FROM src UNION DISTINCT
>   SELECT key, value FROM src UNION DISTINCT
>   SELECT key, value FROM src UNION DISTINCT
>   SELECT key, value FROM src UNION DISTINCT
>   SELECT key, value FROM src UNION DISTINCT
>   SELECT key, value FROM src UNION DISTINCT
>   SELECT key, value FROM src UNION DISTINCT
>   SELECT key, value FROM src UNION DISTINCT
>   SELECT key, value FROM src UNION DISTINCT
>   SELECT key, value FROM src UNION DISTINCT
>   SELECT key, value FROM src UNION DISTINCT
>   SELECT key, value FROM src UNION DISTINCT
>   SELECT key, value FROM src UNION DISTINCT
>   SELECT key, value FROM src UNION DISTINCT
>   SELECT key, value FROM src) src
> {noformat}
> Perhaps we should make it smaller.



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