Maxim Muzafarov created IGNITE-13045:
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Summary: 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
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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