Andrzej Bialecki created SOLR-11171: ----------------------------------------
Summary: OverseerTriggerThread throws a fatal exception when ScheduledTriggers is closed Key: SOLR-11171 URL: https://issues.apache.org/jira/browse/SOLR-11171 Project: Solr Issue Type: Bug Security Level: Public (Default Security Level. Issues are Public) Components: AutoScaling Reporter: Andrzej Bialecki Assignee: Andrzej Bialecki Fix For: 7.1 [~caomanhdat] reports that some test runs encounter errors like this: {code} FAILED: org.apache.solr.cloud.LeaderInitiatedRecoveryOnCommitTest.test Error Message: Captured an uncaught exception in thread: Thread[id=3592, name=OverseerAutoScalingTriggerThread-98399623586316301-127.0.0.1:46752__jbu%2Fl-n_0000000002, state=RUNNABLE, group=Overseer autoscaling triggers] Stack Trace: com.carrotsearch.randomizedtesting.UncaughtExceptionError: Captured an uncaught exception in thread: Thread[id=3592, name=OverseerAutoScalingTriggerThread-98399623586316301-127.0.0.1:46752__jbu%2Fl-n_0000000002, state=RUNNABLE, group=Overseer autoscaling triggers] at __randomizedtesting.SeedInfo.seed([829F220930068B70:ACB1DD39EFAE688]:0) Caused by: org.apache.lucene.store.AlreadyClosedException: ScheduledTriggers has been closed and cannot be used anymore at __randomizedtesting.SeedInfo.seed([829F220930068B70]:0) at org.apache.solr.cloud.autoscaling.ScheduledTriggers.add(ScheduledTriggers.java:137) at org.apache.solr.cloud.autoscaling.OverseerTriggerThread.run(OverseerTriggerThread.java:189) at java.lang.Thread.run(Thread.java:745) {code} This is caused by the ordering of {{isClosed}} checks vs. the places where OverseerTriggerThread attempts to modify scheduled triggers - {{OverseerTriggerThread.close()}} sets the flag and closes {{ScheduledTriggers}} but the main loop in {{run()}} will continue executing until the loop's end and may try to use already closed {{ScheduleTriggers}}. -- This message was sent by Atlassian JIRA (v6.4.14#64029) --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscr...@lucene.apache.org For additional commands, e-mail: dev-h...@lucene.apache.org