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https://issues.apache.org/jira/browse/IGNITE-13045?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Maxim Muzafarov updated IGNITE-13045:
-------------------------------------
Ignite Flags: (was: Docs Required,Release Notes Required)
> SystemWorkersBlockingTest may fail NullPointerException if MXBean not found
> ---------------------------------------------------------------------------
>
> Key: IGNITE-13045
> URL: https://issues.apache.org/jira/browse/IGNITE-13045
> Project: Ignite
> Issue Type: Test
> Reporter: Maxim Muzafarov
> Priority: Major
>
> The test may fail with NullPointerException during a stop.
> Investigation and reproducer required.
> {code}
> [17:12:56] : [org.apache.ignite:ignite-core] [2020-05-20
> 17:12:56,374][INFO ][main][root] >>> Stopping test:
> SystemWorkersBlockingTest#testBlockingWorker in 5910 ms <<<
> [17:12:56]W: [org.apache.ignite:ignite-core] [2020-05-20
> 17:12:56,374][ERROR][tcp-disco-msg-worker-[crd]-#186%failure.SystemWorkersBlockingTest0%-#1778%failure.SystemWorkersBlockingTest0%][TestTcpDiscoverySpi]
> TcpDiscoverSpi's message worker thread failed abnormally. Stopping the node
> in order to prevent cluster wide instability.
> [17:12:56]W: [org.apache.ignite:ignite-core]
> java.lang.NullPointerException
> [17:12:56]W: [org.apache.ignite:ignite-core] at
> org.apache.ignite.internal.util.IgniteUtils.dumpThread(IgniteUtils.java:1501)
> [17:12:56]W: [org.apache.ignite:ignite-core] at
> org.apache.ignite.internal.worker.WorkersRegistry.onIdle(WorkersRegistry.java:232)
> [17:12:56]W: [org.apache.ignite:ignite-core] at
> org.apache.ignite.internal.util.worker.GridWorker.onIdle(GridWorker.java:297)
> [17:12:56]W: [org.apache.ignite:ignite-core] at
> org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.lambda$new$0(ServerImpl.java:2881)
> [17:12:56]W: [org.apache.ignite:ignite-core] at
> org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorker.body(ServerImpl.java:7738)
> [17:12:56]W: [org.apache.ignite:ignite-core] at
> org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.body(ServerImpl.java:2969)
> [17:12:56] : [org.apache.ignite:ignite-core] [2020-05-20
> 17:12:56,374][INFO ][main][root] >>> Stopping grid
> [name=failure.SystemWorkersBlockingTest0,
> id=6a13078b-0050-48bd-91e1-f201e1b00000]
> [17:12:56]W: [org.apache.ignite:ignite-core] at
> org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120)
> [17:12:56]W: [org.apache.ignite:ignite-core] at
> org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorkerThread.body(ServerImpl.java:7676)
> [17:12:56]W: [org.apache.ignite:ignite-core] at
> org.apache.ignite.spi.IgniteSpiThread.run(IgniteSpiThread.java:58)
> [17:12:56]W: [org.apache.ignite:ignite-core] [2020-05-20
> 17:12:56,378][ERROR][tcp-disco-msg-worker-[crd]-#186%failure.SystemWorkersBlockingTest0%-#1778%failure.SystemWorkersBlockingTest0%][IgniteTestResources]
> Critical system error detected. Will be handled accordingly to configured
> handler [hnd=AbstractFailureHandler [ignoredFailureTypes=UnmodifiableSet
> [SYSTEM_CRITICAL_OPERATION_TIMEOUT]], failureCtx=FailureContext
> [type=SYSTEM_WORKER_TERMINATION, err=java.lang.NullPointerException]]
> [17:12:56]W: [org.apache.ignite:ignite-core]
> java.lang.NullPointerException
> [17:12:56]W: [org.apache.ignite:ignite-core] at
> org.apache.ignite.internal.util.IgniteUtils.dumpThread(IgniteUtils.java:1501)
> [17:12:56]W: [org.apache.ignite:ignite-core] at
> org.apache.ignite.internal.worker.WorkersRegistry.onIdle(WorkersRegistry.java:232)
> [17:12:56]W: [org.apache.ignite:ignite-core] at
> org.apache.ignite.internal.util.worker.GridWorker.onIdle(GridWorker.java:297)
> [17:12:56]W: [org.apache.ignite:ignite-core] at
> org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.lambda$new$0(ServerImpl.java:2881)
> [17:12:56]W: [org.apache.ignite:ignite-core] at
> org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorker.body(ServerImpl.java:7738)
> [17:12:56]W: [org.apache.ignite:ignite-core] at
> org.apache.ignite.spi.discovery.tcp.ServerImpl$RingMessageWorker.body(ServerImpl.java:2969)
> [17:12:56]W: [org.apache.ignite:ignite-core] at
> org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120)
> [17:12:56]W: [org.apache.ignite:ignite-core] at
> org.apache.ignite.spi.discovery.tcp.ServerImpl$MessageWorkerThread.body(ServerImpl.java:7676)
> [17:12:56]W: [org.apache.ignite:ignite-core] at
> org.apache.ignite.spi.IgniteSpiThread.run(IgniteSpiThread.java:58)
> {code}
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