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Hive QA commented on HIVE-22502: -------------------------------- Here are the results of testing the latest attachment: https://issues.apache.org/jira/secure/attachment/12987559/HIVE-22502.1.patch {color:red}ERROR:{color} -1 due to no test(s) being added or modified. {color:green}SUCCESS:{color} +1 due to 17758 tests passed Test results: https://builds.apache.org/job/PreCommit-HIVE-Build/19764/testReport Console output: https://builds.apache.org/job/PreCommit-HIVE-Build/19764/console Test logs: http://104.198.109.242/logs/PreCommit-HIVE-Build-19764/ Messages: {noformat} Executing org.apache.hive.ptest.execution.TestCheckPhase Executing org.apache.hive.ptest.execution.PrepPhase Executing org.apache.hive.ptest.execution.YetusPhase Executing org.apache.hive.ptest.execution.ExecutionPhase Executing org.apache.hive.ptest.execution.ReportingPhase {noformat} This message is automatically generated. ATTACHMENT ID: 12987559 - PreCommit-HIVE-Build > ConcurrentModificationException in TriggerValidatorRunnable stops trigger > processing > ------------------------------------------------------------------------------------ > > Key: HIVE-22502 > URL: https://issues.apache.org/jira/browse/HIVE-22502 > Project: Hive > Issue Type: Bug > Components: HiveServer2 > Reporter: Attila Magyar > Assignee: Attila Magyar > Priority: Major > Attachments: HIVE-22502.1.patch > > > An other thread is modifying the list the contains the sessions while > TriggerValidatorRunnable is traversing it. This causes the > TriggerValidatorRunnable thread to die and triggers are no longer properly > monitored. > > {code:java} > <12>1 2019-11-14T00:31:12.187Z > hiveserver2-0.hiveserver2-service.compute-1572769905-6965.svc.cluster.local > hiveserver2 1 fa2f30b6-ffb3-11e9-93ba-0a257c2413a2 [mdc@18060 > class="tez.TriggerValidatorRunnable" level="WARN" thread="TriggerValidator"] > TriggerValidatorRunnable caught exception.<12>1 2019-11-14T00:31:12.187Z > hiveserver2-0.hiveserver2-service.compute-1572769905-6965.svc.cluster.local > hiveserver2 1 fa2f30b6-ffb3-11e9-93ba-0a257c2413a2 [mdc@18060 > class="tez.TriggerValidatorRunnable" level="WARN" thread="TriggerValidator"] > TriggerValidatorRunnable caught > exception.java.util.ConcurrentModificationException at > java.util.LinkedList$ListItr.checkForComodification(LinkedList.java:966) at > java.util.LinkedList$ListItr.next(LinkedList.java:888) at > java.util.Collections$UnmodifiableCollection$1.next(Collections.java:1044) at > org.apache.hadoop.hive.ql.exec.tez.TriggerValidatorRunnable.run(TriggerValidatorRunnable.java:49) > at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) > at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308) at > java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180) > at > java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294) > at > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) > at > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) > at java.lang.Thread.run(Thread.java:748) {code} -- This message was sent by Atlassian Jira (v8.3.4#803005)