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Hudson commented on MAPREDUCE-6353: ----------------------------------- FAILURE: Integrated in Hadoop-trunk-Commit #7786 (See [https://builds.apache.org/job/Hadoop-trunk-Commit/7786/]) 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) -- This message was sent by Atlassian JIRA (v6.3.4#6332)