[ https://issues.apache.org/jira/browse/TEZ-3115?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15169414#comment-15169414
]
TezQA commented on TEZ-3115:
----------------------------
{color:red}-1 overall{color}. Here are the results of testing the latest attachment
http://issues.apache.org/jira/secure/attachment/12790149/TEZ-3115.2.patch
against master revision 923f7b4.
{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:red}-1 javac{color}. The applied patch generated 31 javac compiler warnings
(more than the master's current 30 warnings).
{color:green}+1 javadoc{color}. There were no new javadoc warning messages.
{color:red}-1 findbugs{color}. The patch appears to introduce 2 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:green}+1 core tests{color}. The patch passed unit tests in .
Test results: https://builds.apache.org/job/PreCommit-TEZ-Build/1520//testReport/
Findbugs warnings: https://builds.apache.org/job/PreCommit-TEZ-Build/1520//artifact/patchprocess/newPatchFindbugsWarningstez-api.html
Findbugs warnings: https://builds.apache.org/job/PreCommit-TEZ-Build/1520//artifact/patchprocess/newPatchFindbugsWarningstez-runtime-library.html
Javac warnings: https://builds.apache.org/job/PreCommit-TEZ-Build/1520//artifact/patchprocess/diffJavacWarnings.txt
Console output: https://builds.apache.org/job/PreCommit-TEZ-Build/1520//console
This message is automatically generated.
> Shuffle string handling adds significant memory overhead
> --------------------------------------------------------
>
> Key: TEZ-3115
> URL: https://issues.apache.org/jira/browse/TEZ-3115
> Project: Apache Tez
> Issue Type: Bug
> Affects Versions: 0.7.0
> Reporter: Jason Lowe
> Assignee: Jonathan Eagles
> Attachments: TEZ-3115.1.patch, TEZ-3115.2.patch
>
>
> While investigating the OOM heap dump from TEZ-3114 I noticed that the ShuffleManager
and other shuffle-related objects were holding onto many strings that added up to over a hundred
megabytes of memory.
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