[
https://issues.apache.org/jira/browse/YARN-3971?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15230003#comment-15230003
]
Bibin A Chundatt commented on YARN-3971:
----------------------------------------
[~Naganarasimha]
Instead of state based approach have added a flag to identify the initStore
state and setting the flag once initNodeLabelStore is completed.
Please do help in review of the same.
> Skip RMNodeLabelsManager#checkRemoveFromClusterNodeLabelsOfQueue on nodelabel
> recovery
> --------------------------------------------------------------------------------------
>
> Key: YARN-3971
> URL: https://issues.apache.org/jira/browse/YARN-3971
> Project: Hadoop YARN
> Issue Type: Bug
> Components: resourcemanager
> Reporter: Bibin A Chundatt
> Assignee: Bibin A Chundatt
> Priority: Critical
> Fix For: 2.8.0
>
> Attachments: 0001-YARN-3971.patch, 0002-YARN-3971.patch,
> 0003-YARN-3971.patch, 0004-YARN-3971.patch, 0005-YARN-3971.addendum.patch,
> 0005-YARN-3971.patch
>
>
> Steps to reproduce
> # Create label x,y
> # Delete label x,y
> # Create label x,y add capacity scheduler xml for labels x and y too
> # Restart RM
>
> Both RM will become Standby.
> Since below exception is thrown on {{FileSystemNodeLabelsStore#recover}}
> {code}
> 2015-07-23 14:03:33,627 INFO org.apache.hadoop.service.AbstractService:
> Service org.apache.hadoop.yarn.nodelabels.CommonNodeLabelsManager failed in
> state STARTED; cause: java.io.IOException: Cannot remove label=x, because
> queue=a1 is using this label. Please remove label on queue before remove the
> label
> java.io.IOException: Cannot remove label=x, because queue=a1 is using this
> label. Please remove label on queue before remove the label
> at
> org.apache.hadoop.yarn.server.resourcemanager.nodelabels.RMNodeLabelsManager.checkRemoveFromClusterNodeLabelsOfQueue(RMNodeLabelsManager.java:104)
> at
> org.apache.hadoop.yarn.server.resourcemanager.nodelabels.RMNodeLabelsManager.removeFromClusterNodeLabels(RMNodeLabelsManager.java:118)
> at
> org.apache.hadoop.yarn.nodelabels.FileSystemNodeLabelsStore.recover(FileSystemNodeLabelsStore.java:221)
> at
> org.apache.hadoop.yarn.nodelabels.CommonNodeLabelsManager.initNodeLabelStore(CommonNodeLabelsManager.java:232)
> at
> org.apache.hadoop.yarn.nodelabels.CommonNodeLabelsManager.serviceStart(CommonNodeLabelsManager.java:245)
> at
> org.apache.hadoop.service.AbstractService.start(AbstractService.java:193)
> at
> org.apache.hadoop.service.CompositeService.serviceStart(CompositeService.java:120)
> at
> org.apache.hadoop.yarn.server.resourcemanager.ResourceManager$RMActiveServices.serviceStart(ResourceManager.java:587)
> at
> org.apache.hadoop.service.AbstractService.start(AbstractService.java:193)
> at
> org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.startActiveServices(ResourceManager.java:964)
> at
> org.apache.hadoop.yarn.server.resourcemanager.ResourceManager$1.run(ResourceManager.java:1005)
> at
> org.apache.hadoop.yarn.server.resourcemanager.ResourceManager$1.run(ResourceManager.java:1001)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:422)
> at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1666)
> at
> org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.transitionToActive(ResourceManager.java:1001)
> at
> org.apache.hadoop.yarn.server.resourcemanager.AdminService.transitionToActive(AdminService.java:312)
> at
> org.apache.hadoop.yarn.server.resourcemanager.EmbeddedElectorService.becomeActive(EmbeddedElectorService.java:126)
> at
> org.apache.hadoop.ha.ActiveStandbyElector.becomeActive(ActiveStandbyElector.java:832)
> at
> org.apache.hadoop.ha.ActiveStandbyElector.processResult(ActiveStandbyElector.java:422)
> at
> org.apache.zookeeper.ClientCnxn$EventThread.processEvent(ClientCnxn.java:599)
> at
> org.apache.zookeeper.ClientCnxn$EventThread.run(ClientCnxn.java:498)
> {code}
--
This message was sent by Atlassian JIRA
(v6.3.4#6332)
