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https://issues.apache.org/jira/browse/YARN-10198?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17064779#comment-17064779
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Hudson commented on YARN-10198:
-------------------------------

SUCCESS: Integrated in Jenkins build Hadoop-trunk-Commit #18073 (See 
[https://builds.apache.org/job/Hadoop-trunk-Commit/18073/])
YARN-10198. Remove Validation of Queue Exist under Managed Parent Queue 
(pjoseph: rev d312991ead37a5f840577a39420a18f0621b09dc)
* (edit) 
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/placement/TestUserGroupMappingPlacementRule.java
* (edit) 
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/placement/UserGroupMappingPlacementRule.java


> [managedParent].%primary_group mapping rule doesn't work after YARN-9868
> ------------------------------------------------------------------------
>
>                 Key: YARN-10198
>                 URL: https://issues.apache.org/jira/browse/YARN-10198
>             Project: Hadoop YARN
>          Issue Type: Bug
>          Components: capacity scheduler
>            Reporter: Peter Bacsko
>            Assignee: Peter Bacsko
>            Priority: Major
>             Fix For: 3.3.0
>
>         Attachments: YARN-10198-001.patch, YARN-10198-002.patch, 
> YARN-10198-003.patch
>
>
> YARN-9868 introduced an unnecessary check if we have the following placement 
> rule:
> [managedParentQueue].%primary_group
> Here, {{%primary_group}} is expected to be created if it doesn't exist. 
> However, there is this validation code which is not necessary:
> {noformat}
>           } else if (mapping.getQueue().equals(PRIMARY_GROUP_MAPPING)) {
>             if (this.queueManager
>                 .getQueue(groups.getGroups(user).get(0)) != null) {
>               return getPlacementContext(mapping,
>                   groups.getGroups(user).get(0));
>             } else {
>               return null;
>             }
> {noformat}
> We should revert this part to the original version:
> {noformat}
>           } else if (mapping.queue.equals(PRIMARY_GROUP_MAPPING)) {
>             return getPlacementContext(mapping, 
> groups.getGroups(user).get(0));
>         }
> {noformat}



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