[
https://issues.apache.org/jira/browse/MAPREDUCE-6353?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14537154#comment-14537154
]
Hudson commented on MAPREDUCE-6353:
-----------------------------------
SUCCESS: Integrated in Hadoop-Yarn-trunk #923 (See
[https://builds.apache.org/job/Hadoop-Yarn-trunk/923/])
MAPREDUCE-6353. Divide by zero error in MR AM when calculating available
containers. (Anubhav Dhoot via kasha) (kasha: rev
1773aac780585871072960a5863af461e112a030)
*
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/rm/ResourceCalculatorUtils.java
*
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/rm/TestResourceCalculatorUtils.java
* hadoop-mapreduce-project/CHANGES.txt
> Divide by zero error in MR AM when calculating available containers
> -------------------------------------------------------------------
>
> Key: MAPREDUCE-6353
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-6353
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: mr-am
> Reporter: Anubhav Dhoot
> Assignee: Anubhav Dhoot
> Fix For: 2.8.0
>
> Attachments: MAPREDUCE-6353.001.patch, MAPREDUCE-6353.002.patch,
> MAPREDUCE-6353.002.patch
>
>
> When running a sleep job with zero CPU vcores i see the following exception
> 2015-04-30 06:41:06,954 ERROR [RMCommunicator Allocator]
> org.apache.hadoop.mapreduce.v2.app.rm.RMContainerAllocator: ERROR IN
> CONTACTING RM.
> java.lang.ArithmeticException: / by zero
> at
> org.apache.hadoop.mapreduce.v2.app.rm.ResourceCalculatorUtils.computeAvailableContainers(ResourceCalculatorUtils.java:38)
> at
> org.apache.hadoop.mapreduce.v2.app.rm.RMContainerAllocator$ScheduledRequests.assign(RMContainerAllocator.java:947)
> at
> org.apache.hadoop.mapreduce.v2.app.rm.RMContainerAllocator$ScheduledRequests.access$200(RMContainerAllocator.java:840)
> at
> org.apache.hadoop.mapreduce.v2.app.rm.RMContainerAllocator.heartbeat(RMContainerAllocator.java:247)
> at
> org.apache.hadoop.mapreduce.v2.app.rm.RMCommunicator$1.run(RMCommunicator.java:282)
> at java.lang.Thread.run(Thread.java:745)
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