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https://issues.apache.org/jira/browse/TEZ-3114?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15167645#comment-15167645
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TezQA commented on TEZ-3114:
----------------------------
{color:red}-1 overall{color}. Here are the results of testing the latest
attachment
http://issues.apache.org/jira/secure/attachment/12789947/TEZ-3114.003.patch
against master revision bdcdfcc.
{color:green}+1 @author{color}. The patch does not contain any @author
tags.
{color:green}+1 tests included{color}. The patch appears to include 1 new
or modified test files.
{color:green}+1 javac{color}. The applied patch does not increase the
total number of javac compiler warnings.
{color:green}+1 javadoc{color}. There were no new javadoc warning messages.
{color:green}+1 findbugs{color}. The patch does not introduce any new
Findbugs (version 3.0.1) warnings.
{color:green}+1 release audit{color}. The applied patch does not increase
the total number of release audit warnings.
{color:red}-1 core tests{color}. The patch failed these unit tests in :
org.apache.tez.test.TestFaultTolerance
org.apache.tez.mapreduce.TestMRRJobsDAGApi
Test results:
https://builds.apache.org/job/PreCommit-TEZ-Build/1512//testReport/
Console output: https://builds.apache.org/job/PreCommit-TEZ-Build/1512//console
This message is automatically generated.
> Shuffle OOM due to EventMetaData flood
> --------------------------------------
>
> Key: TEZ-3114
> URL: https://issues.apache.org/jira/browse/TEZ-3114
> Project: Apache Tez
> Issue Type: Bug
> Affects Versions: 0.7.0
> Reporter: Jason Lowe
> Assignee: Jason Lowe
> Attachments: TEZ-3114.001.patch, TEZ-3114.002.patch,
> TEZ-3114.003.patch
>
>
> A task encountered an OOM during shuffle, and investigation of the heap dump
> showed a lot of memory being consumed by almost 3.5 million EventMetaData
> objects. Auto-parallelism had reduced the number of tasks in the vertex to 1
> and there were 2000 upstream tasks to shuffle.
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