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From "Hive QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HIVE-9251) SetSparkReducerParallelism is likely to set too small number of reducers [Spark Branch]
Date Wed, 07 Jan 2015 14:25:35 GMT

    [ https://issues.apache.org/jira/browse/HIVE-9251?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14267672#comment-14267672
] 

Hive QA commented on HIVE-9251:
-------------------------------



{color:red}Overall{color}: -1 at least one tests failed

Here are the results of testing the latest attachment:
https://issues.apache.org/jira/secure/attachment/12690534/HIVE-9251.3-spark.patch

{color:red}ERROR:{color} -1 due to 7 failed/errored test(s), 7283 tests executed
*Failed tests:*
{noformat}
org.apache.hadoop.hive.cli.TestCliDriver.testCliDriver_sample_islocalmode_hook
org.apache.hadoop.hive.cli.TestMiniTezCliDriver.testCliDriver_optimize_nullscan
org.apache.hadoop.hive.cli.TestSparkCliDriver.testCliDriver_limit_pushdown
org.apache.hadoop.hive.cli.TestSparkCliDriver.testCliDriver_outer_join_ppr
org.apache.hadoop.hive.cli.TestSparkCliDriver.testCliDriver_ppd_gby_join
org.apache.hadoop.hive.cli.TestSparkCliDriver.testCliDriver_vector_string_concat
org.apache.hadoop.hive.cli.TestSparkCliDriver.testCliDriver_windowing
{noformat}

Test results: http://ec2-174-129-184-35.compute-1.amazonaws.com/jenkins/job/PreCommit-HIVE-SPARK-Build/611/testReport
Console output: http://ec2-174-129-184-35.compute-1.amazonaws.com/jenkins/job/PreCommit-HIVE-SPARK-Build/611/console
Test logs: http://ec2-50-18-27-0.us-west-1.compute.amazonaws.com/logs/PreCommit-HIVE-SPARK-Build-611/

Messages:
{noformat}
Executing org.apache.hive.ptest.execution.PrepPhase
Executing org.apache.hive.ptest.execution.ExecutionPhase
Executing org.apache.hive.ptest.execution.ReportingPhase
Tests exited with: TestsFailedException: 7 tests failed
{noformat}

This message is automatically generated.

ATTACHMENT ID: 12690534 - PreCommit-HIVE-SPARK-Build

> SetSparkReducerParallelism is likely to set too small number of reducers [Spark Branch]
> ---------------------------------------------------------------------------------------
>
>                 Key: HIVE-9251
>                 URL: https://issues.apache.org/jira/browse/HIVE-9251
>             Project: Hive
>          Issue Type: Sub-task
>          Components: Spark
>            Reporter: Rui Li
>            Assignee: Rui Li
>         Attachments: HIVE-9251.1-spark.patch, HIVE-9251.2-spark.patch, HIVE-9251.3-spark.patch
>
>
> This may hurt performance or even lead to task failures. For example, spark's netty-based
shuffle limits the max frame size to be 2G.



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