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https://issues.apache.org/jira/browse/YARN-8828?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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yimeng updated YARN-8828:
-------------------------
Attachment: capacity-scheduler.xml
yarn-site.xml
> When config ReservationSystem ,the RM start failed.
> ---------------------------------------------------
>
> Key: YARN-8828
> URL: https://issues.apache.org/jira/browse/YARN-8828
> Project: Hadoop YARN
> Issue Type: Bug
> Components: capacity scheduler
> Affects Versions: 3.1.0
> Reporter: yimeng
> Priority: Major
> Labels: usability
> Attachments: capacity-scheduler.xml, yarn-site.xml
>
>
> I tested ReservationSystem in Hadooop 3.0,but it seems have problem.
> 1.config yarn.resourcemanager.reservation-system.enable = true in RM
> yarn-site.xml
> 2.select a leaf queue "bbb" ,config
> yarn.scheduler.capacity.root.bbb.reservable = true in
> capacity-scheduler.xml,as follow
> <property>
> <name>yarn.scheduler.capacity.root.bbb.reservable</name>
> <value>true</value>
> </property>
> 3.then restart RM ,the RM start failed .The error stack log is as follows:
> 2018-09-27 11:30:15,691 | FATAL | main | Error starting ResourceManager |
> ResourceManager.java:1517
> org.apache.hadoop.service.ServiceStateException: java.io.IOException: mapping
> contains invalid or non-leaf queue : bbb
> at
> org.apache.hadoop.service.ServiceStateException.convert(ServiceStateException.java:105)
> at org.apache.hadoop.service.AbstractService.init(AbstractService.java:173)
> at
> org.apache.hadoop.service.CompositeService.serviceInit(CompositeService.java:108)
> at
> org.apache.hadoop.yarn.server.resourcemanager.ResourceManager$RMActiveServices.serviceInit(ResourceManager.java:813)
> at org.apache.hadoop.service.AbstractService.init(AbstractService.java:164)
> at
> org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.createAndInitActiveServices(ResourceManager.java:1214)
> at
> org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.serviceInit(ResourceManager.java:315)
> at org.apache.hadoop.service.AbstractService.init(AbstractService.java:164)
> at
> org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.main(ResourceManager.java:1510)
> Caused by: java.io.IOException: mapping contains invalid or non-leaf queue :
> bbb
> at
> org.apache.hadoop.yarn.server.resourcemanager.placement.UserGroupMappingPlacementRule.validateAndGetQueueMapping(UserGroupMappingPlacementRule.java:316)
> at
> org.apache.hadoop.yarn.server.resourcemanager.placement.UserGroupMappingPlacementRule.get(UserGroupMappingPlacementRule.java:280)
> at
> org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler.getUserGroupMappingPlacementRule(CapacityScheduler.java:668)
> at
> org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler.updatePlacementRules(CapacityScheduler.java:689)
> at
> org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler.initializeQueues(CapacityScheduler.java:716)
> at
> org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler.initScheduler(CapacityScheduler.java:360)
> at
> org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler.serviceInit(CapacityScheduler.java:425)
> at org.apache.hadoop.service.AbstractService.init(AbstractService.java:164)
> ... 7 more
>
> I am sure the queue "bbb" is a leaf queue.
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