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https://issues.apache.org/jira/browse/YARN-4344?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15022963#comment-15022963
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Hudson commented on YARN-4344:
------------------------------
FAILURE: Integrated in Hadoop-trunk-Commit #8864 (See
[https://builds.apache.org/job/Hadoop-trunk-Commit/8864/])
YARN-4344. NMs reconnecting with changed capabilities can lead to wrong (jlowe:
rev d36b6e045f317c94e97cb41a163aa974d161a404)
* hadoop-yarn-project/CHANGES.txt
*
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/CapacityScheduler.java
*
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/capacity/TestCapacityScheduler.java
*
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fifo/FifoScheduler.java
> NMs reconnecting with changed capabilities can lead to wrong cluster resource
> calculations
> ------------------------------------------------------------------------------------------
>
> Key: YARN-4344
> URL: https://issues.apache.org/jira/browse/YARN-4344
> Project: Hadoop YARN
> Issue Type: Bug
> Components: resourcemanager
> Affects Versions: 2.7.1, 2.6.2
> Reporter: Varun Vasudev
> Assignee: Varun Vasudev
> Priority: Critical
> Attachments: YARN-4344-branch-2.6.001.patch, YARN-4344.001.patch,
> YARN-4344.002.patch
>
>
> After YARN-3802, if an NM re-connects to the RM with changed capabilities,
> there can arise situations where the overall cluster resource calculation for
> the cluster will be incorrect leading to inconsistencies in scheduling.
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