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https://issues.apache.org/jira/browse/YARN-10499?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17238485#comment-17238485
]
Akira Ajisaka commented on YARN-10499:
--------------------------------------
I could reproduce the error and found the following RM log:
{noformat}
2020-11-25 11:54:51,339 WARN [qtp1278254413-27] webapp.GenericExceptionHandler
(GenericExceptionHandler.java:toResponse(96)) - INTERNAL_SERVER_ERROR
java.util.NoSuchElementException
at java.util.Collections$EmptyIterator.next(Collections.java:4191)
at
java.util.Collections$UnmodifiableCollection$1.next(Collections.java:1044)
at
org.apache.hadoop.yarn.server.resourcemanager.placement.CSMappingPlacementRule.setupGroupsForVariableContext(CSMappingPlacementRule.java:186)
at
org.apache.hadoop.yarn.server.resourcemanager.placement.CSMappingPlacementRule.createVariableContext(CSMappingPlacementRule.java:214)
at
org.apache.hadoop.yarn.server.resourcemanager.placement.CSMappingPlacementRule.getPlacementForApp(CSMappingPlacementRule.java:380)
at
org.apache.hadoop.yarn.server.resourcemanager.placement.PlacementManager.placeApplication(PlacementManager.java:67)
at
org.apache.hadoop.yarn.server.resourcemanager.RMAppManager.placeApplication(RMAppManager.java:869)
at
org.apache.hadoop.yarn.server.resourcemanager.RMAppManager.createAndPopulateNewRMApp(RMAppManager.java:414)
at
org.apache.hadoop.yarn.server.resourcemanager.RMAppManager.submitApplication(RMAppManager.java:363)
at
org.apache.hadoop.yarn.server.resourcemanager.ClientRMService.submitApplication(ClientRMService.java:696)
at
org.apache.hadoop.yarn.server.resourcemanager.webapp.RMWebServices$4.run(RMWebServices.java:1835)
at
org.apache.hadoop.yarn.server.resourcemanager.webapp.RMWebServices$4.run(RMWebServices.java:1831)
{noformat}
Maybe YARN-10425 is related.
> TestRouterWebServicesREST fails
> -------------------------------
>
> Key: YARN-10499
> URL: https://issues.apache.org/jira/browse/YARN-10499
> Project: Hadoop YARN
> Issue Type: Bug
> Components: test
> Reporter: Akira Ajisaka
> Priority: Major
> Attachments:
> patch-unit-hadoop-yarn-project_hadoop-yarn_hadoop-yarn-server_hadoop-yarn-server-router.txt
>
>
> [https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-2488/1/artifact/out/patch-unit-hadoop-yarn-project_hadoop-yarn.txt]
> {noformat}
> [ERROR] Failures:
> [ERROR]
> TestRouterWebServicesREST.testAppAttemptXML:720->performGetCalls:274
> expected:<200> but was:<204>
> [ERROR]
> TestRouterWebServicesREST.testAppPriorityXML:796->performGetCalls:274
> expected:<200> but was:<204>
> [ERROR] TestRouterWebServicesREST.testAppQueueXML:846->performGetCalls:274
> expected:<200> but was:<204>
> [ERROR] TestRouterWebServicesREST.testAppStateXML:744->performGetCalls:274
> expected:<200> but was:<204>
> [ERROR]
> TestRouterWebServicesREST.testAppTimeoutXML:920->performGetCalls:274
> expected:<200> but was:<204>
> [ERROR]
> TestRouterWebServicesREST.testAppTimeoutsXML:896->performGetCalls:274
> expected:<200> but was:<204>
> [ERROR] TestRouterWebServicesREST.testAppXML:696->performGetCalls:274
> expected:<200> but was:<204>
> [ERROR] TestRouterWebServicesREST.testUpdateAppPriorityXML:832
> expected:<200> but was:<500>
> [ERROR] TestRouterWebServicesREST.testUpdateAppQueueXML:882 expected:<200>
> but was:<500>
> [ERROR] TestRouterWebServicesREST.testUpdateAppStateXML:782 expected:<202>
> but was:<500>
> [ERROR] Errors:
> [ERROR]
> TestRouterWebServicesREST.testGetAppAttemptXML:1292->getAppAttempt:1464 »
> ClientHandler
> [ERROR]
> TestRouterWebServicesREST.testGetAppsMultiThread:1337->testGetContainersXML:1317->getAppAttempt:1464
> » ClientHandler
> [ERROR]
> TestRouterWebServicesREST.testGetContainersXML:1317->getAppAttempt:1464 »
> ClientHandler {noformat}
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