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https://issues.apache.org/jira/browse/MAPREDUCE-6433?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14649272#comment-14649272
 ] 

Hudson commented on MAPREDUCE-6433:
-----------------------------------

FAILURE: Integrated in Hadoop-Hdfs-trunk #2200 (See 
[https://builds.apache.org/job/Hadoop-Hdfs-trunk/2200/])
MAPREDUCE-6433. launchTime may be negative. Contributed by Zhihai Xu (zxu: rev 
93d50b782494af7eef980c4d596a59ff4e11646e)
* 
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/jobhistory/EventWriter.java
* 
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/MRAppMaster.java
* hadoop-mapreduce-project/CHANGES.txt
* 
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/job/impl/JobImpl.java
* 
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/job/event/JobStartEvent.java
* 
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/TestMRAppMaster.java


> launchTime may be negative
> --------------------------
>
>                 Key: MAPREDUCE-6433
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-6433
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: jobhistoryserver, mrv2
>    Affects Versions: 2.4.1
>            Reporter: Allen Wittenauer
>            Assignee: zhihai xu
>             Fix For: 2.8.0
>
>         Attachments: MAPREDUCE-6433.000.patch, MAPREDUCE-6433.001.patch, 
> REPRODUCE.patch
>
>
> Under extremely rare conditions (.0017% in our sample size), launchTime in 
> the jhist files may be set to -1.



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