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https://issues.apache.org/jira/browse/YARN-9879?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16994617#comment-16994617
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Peter Bacsko commented on YARN-9879:
------------------------------------
Note: after the implementation is complete, remove this part from the converter
tool
([https://github.com/apache/hadoop/blob/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/converter/FSQueueConverter.java#L83-L94])
{noformat}
private final Set<String> leafQueueNames;
...
public void convertQueueHierarchy(FSQueue queue) {
List<FSQueue> children = queue.getChildQueues();
final String queueName = queue.getName();
if (queue instanceof FSLeafQueue) {
String shortName = getQueueShortName(queueName);
if (!leafQueueNames.add(shortName)) {
throw new ConversionException(
"Leaf queues must be unique, "
+ shortName + " is defined at least twice");
}
}
...{noformat}
> Allow multiple leaf queues with the same name in CS
> ---------------------------------------------------
>
> Key: YARN-9879
> URL: https://issues.apache.org/jira/browse/YARN-9879
> Project: Hadoop YARN
> Issue Type: Sub-task
> Reporter: Gergely Pollak
> Assignee: Gergely Pollak
> Priority: Major
> Attachments: DesignDoc_v1.pdf
>
>
> Currently the leaf queue's name must be unique regardless of its position in
> the queue hierarchy.
> Design doc and first proposal is being made, I'll attach it as soon as it's
> done.
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