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https://issues.apache.org/jira/browse/YARN-10127?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17034597#comment-17034597
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Hudson commented on YARN-10127:
-------------------------------
SUCCESS: Integrated in Jenkins build Hadoop-trunk-Commit #17941 (See
[https://builds.apache.org/job/Hadoop-trunk-Commit/17941/])
YARN-10127. Remove setting App Ordering Policy to ParentQueue in (pjoseph: rev
e6377972113db844d7e7b99867fad19d3cbc58bd)
* (edit)
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
* (edit)
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/scheduler/fair/converter/TestFSQueueConverter.java
> FSQueueConverter should not set App Ordering Policy to Parent Queue
> -------------------------------------------------------------------
>
> Key: YARN-10127
> URL: https://issues.apache.org/jira/browse/YARN-10127
> Project: Hadoop YARN
> Issue Type: Sub-task
> Affects Versions: 3.3.0
> Reporter: Prabhu Joseph
> Assignee: Peter Bacsko
> Priority: Major
> Labels: Reviewed
> Fix For: 3.3.0
>
> Attachments: YARN-10127-001.patch
>
>
> FSQueueConverter should not set App Ordering Policy (fair, fifo) to Parent
> Queue. RM will fail to start if Parent Queue is set with App Ordering Policy.
> {code}
> Error starting ResourceManager
> org.apache.hadoop.yarn.exceptions.YarnRuntimeException: Unable to construct
> queue ordering policy=fair queue=root
> at
> org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacitySchedulerConfiguration.getQueueOrderingPolicy(CapacitySchedulerConfiguration.java:1584)
> at
> org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.ParentQueue.setupQueueConfigs(ParentQueue.java:145)
> at
> org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.ParentQueue.<init>(ParentQueue.java:112)
> at
> org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.AbstractManagedParentQueue.<init>(AbstractManagedParentQueue.java:51)
> at
> org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.ManagedParentQueue.<init>(ManagedParentQueue.java:56)
> at
> org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacitySchedulerQueueManager.parseQueue(CapacitySchedulerQueueManager.java:272)
> at
> org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacitySchedulerQueueManager.initializeQueues(CapacitySchedulerQueueManager.java:158)
> at
> org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler.initializeQueues(CapacityScheduler.java:751)
> at
> org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler.initScheduler(CapacityScheduler.java:361)
> at
> org.apache.hadoop.yarn.server.resourcemanager.scheduler.capacity.CapacityScheduler.serviceInit(CapacityScheduler.java:426)
> at
> org.apache.hadoop.service.AbstractService.init(AbstractService.java:164)
> at
> org.apache.hadoop.service.CompositeService.serviceInit(CompositeService.java:108)
> at
> org.apache.hadoop.yarn.server.resourcemanager.ResourceManager$RMActiveServices.serviceInit(ResourceManager.java:829)
> at
> org.apache.hadoop.service.AbstractService.init(AbstractService.java:164)
> at
> org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.createAndInitActiveServices(ResourceManager.java:1247)
> at
> org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.serviceInit(ResourceManager.java:324)
> at
> org.apache.hadoop.service.AbstractService.init(AbstractService.java:164)
> at
> org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.main(ResourceManager.java:1534)
>
> {code}
> Input fair-scheduler.xml:
> {code}
> [yarn@mradha-s1-1 /]$ cat /tmp/fair-scheduler.xml
> <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
> <allocations>
> <queue name="root">
> <schedulingPolicy>fair</schedulingPolicy>
> <queue name="default">
> <schedulingPolicy>fair</schedulingPolicy>
> </queue>
> <queue name="users" type="parent">
> <schedulingPolicy>fair</schedulingPolicy>
> </queue>
> </queue>
> <queuePlacementPolicy>
> <rule name="specified" create="true"/>
> <rule name="nestedUserQueue">
> <rule name="default" queue="users"/>
> </rule>
> <rule name="default" create="true"/>
> </queuePlacementPolicy>
> </allocations>
> {code}
> Command Used:
> {code}
> yarn fs2cs -t -f /tmp/fair-scheduler.xml -y
> /var/run/cloudera-scm-agent/process/11-yarn-RESOURCEMANAGER/yarn-site.xml -o
> /tmp/CS
> {code}
> Output capacity-scheduler.xml
> {code}
> <?xml version="1.0" encoding="UTF-8" standalone="no"?><configuration>
> <property><name>yarn.scheduler.capacity.root.auto-create-child-queue.enabled</name><value>true</value><final>false</final><source>programmatically</source></property>
> <property><name>yarn.scheduler.capacity.root.users.capacity</name><value>50.000</value><final>false</final><source>programmatically</source></property>
> <property><name>yarn.scheduler.capacity.root.queues</name><value>default,users</value><final>false</final><source>programmatically</source></property>
> <property><name>yarn.scheduler.capacity.queue-mappings-override.enable</name><value>false</value><final>false</final><source>programmatically</source></property>
> <property><name>yarn.scheduler.capacity.root.default.capacity</name><value>50.000</value><final>false</final><source>programmatically</source></property>
> <property><name>yarn.scheduler.capacity.root.default.auto-create-child-queue.enabled</name><value>true</value><final>false</final><source>programmatically</source></property>
> <property><name>yarn.scheduler.capacity.maximum-am-resource-percent</name><value>0.5</value><final>false</final><source>programmatically</source></property>
> <property><name>yarn.scheduler.capacity.root.users.auto-create-child-queue.enabled</name><value>true</value><final>false</final><source>programmatically</source></property>
> <property><name>yarn.scheduler.capacity.root.default.ordering-policy</name><value>fair</value><final>false</final><source>programmatically</source></property>
> <property><name>yarn.scheduler.capacity.queue-mappings</name><value>u:%user:%user;u:%user:root.users.%user;u:%user:root.default</value><final>false</final><source>programmatically</source></property>
> <property><name>yarn.scheduler.capacity.root.users.ordering-policy</name><value>fair</value><final>false</final><source>programmatically</source></property>
> <property><name>yarn.scheduler.capacity.root.ordering-policy</name><value>fair</value><final>false</final><source>programmatically</source></property>
> </configuration>
> {code}
> Root Queue is set with App Ordering Policy fair which is wrong
> {code}
> <property><name>yarn.scheduler.capacity.root.ordering-policy</name><value>fair</value></property>
> {code}
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