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https://issues.apache.org/jira/browse/IGNITE-9895?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16651848#comment-16651848
]
ASF GitHub Bot commented on IGNITE-9895:
----------------------------------------
Github user asfgit closed the pull request at:
https://github.com/apache/ignite/pull/5000
> DiscoveryMessageNotifierWorker must be an instance of IgniteDiscoveryThread
> ---------------------------------------------------------------------------
>
> Key: IGNITE-9895
> URL: https://issues.apache.org/jira/browse/IGNITE-9895
> Project: Ignite
> Issue Type: Bug
> Affects Versions: 2.7
> Reporter: Alexey Goncharuk
> Assignee: Alexey Goncharuk
> Priority: Critical
> Fix For: 2.7
>
>
> This is a regression from IGNITE-9398. The newly added thread must implement
> the marker interface, otherwise it is possible for a blocking future get
> inside of discovery worker, which leads to a cluster-wide deadlock:
> {code}
> "disco-notyfier-worker-#625%internal.IgniteClientReconnectApiExceptionTest0%"
> #770 prio=5 os_prio=0 tid=0x00007f479c263800 nid=0x209b waiting on condition
> [0x00007f49287ec000]
> java.lang.Thread.State: WAITING (parking)
> at sun.misc.Unsafe.park(Native Method)
> at java.util.concurrent.locks.LockSupport.park(LockSupport.java:304)
> at
> org.apache.ignite.internal.util.future.GridFutureAdapter.get0(GridFutureAdapter.java:177)
> at
> org.apache.ignite.internal.util.future.GridFutureAdapter.get(GridFutureAdapter.java:140)
> at
> org.apache.ignite.internal.processors.cache.binary.CacheObjectBinaryProcessorImpl.metadata(CacheObjectBinaryProcessorImpl.java:579)
> at
> org.apache.ignite.internal.processors.cache.binary.CacheObjectBinaryProcessorImpl$2.metadata(CacheObjectBinaryProcessorImpl.java:197)
> at
> org.apache.ignite.internal.binary.BinaryContext.metadata(BinaryContext.java:1283)
> at
> org.apache.ignite.internal.binary.BinaryReaderExImpl.getOrCreateSchema(BinaryReaderExImpl.java:2007)
> at
> org.apache.ignite.internal.binary.BinaryReaderExImpl.<init>(BinaryReaderExImpl.java:286)
> at
> org.apache.ignite.internal.binary.BinaryReaderExImpl.<init>(BinaryReaderExImpl.java:185)
> at
> org.apache.ignite.internal.binary.BinaryReaderExImpl.readField(BinaryReaderExImpl.java:1984)
> at
> org.apache.ignite.internal.binary.BinaryFieldAccessor$DefaultFinalClassAccessor.read0(BinaryFieldAccessor.java:698)
> at
> org.apache.ignite.internal.binary.BinaryFieldAccessor.read(BinaryFieldAccessor.java:183)
> at
> org.apache.ignite.internal.binary.BinaryClassDescriptor.read(BinaryClassDescriptor.java:870)
> at
> org.apache.ignite.internal.binary.BinaryReaderExImpl.deserialize0(BinaryReaderExImpl.java:1764)
> at
> org.apache.ignite.internal.binary.BinaryReaderExImpl.deserialize(BinaryReaderExImpl.java:1716)
> at
> org.apache.ignite.internal.binary.BinaryReaderExImpl.readField(BinaryReaderExImpl.java:1984)
> at
> org.apache.ignite.internal.binary.BinaryFieldAccessor$DefaultFinalClassAccessor.read0(BinaryFieldAccessor.java:698)
> at
> org.apache.ignite.internal.binary.BinaryFieldAccessor.read(BinaryFieldAccessor.java:183)
> at
> org.apache.ignite.internal.binary.BinaryClassDescriptor.read(BinaryClassDescriptor.java:870)
> at
> org.apache.ignite.internal.binary.BinaryReaderExImpl.deserialize0(BinaryReaderExImpl.java:1764)
> at
> org.apache.ignite.internal.binary.BinaryReaderExImpl.deserialize(BinaryReaderExImpl.java:1716)
> at
> org.apache.ignite.internal.binary.GridBinaryMarshaller.deserialize(GridBinaryMarshaller.java:310)
> at
> org.apache.ignite.internal.binary.BinaryMarshaller.unmarshal0(BinaryMarshaller.java:99)
> at
> org.apache.ignite.marshaller.AbstractNodeNameAwareMarshaller.unmarshal(AbstractNodeNameAwareMarshaller.java:82)
> at
> org.apache.ignite.internal.util.IgniteUtils.unmarshal(IgniteUtils.java:10014)
> at
> org.apache.ignite.internal.util.IgniteUtils.unmarshal(IgniteUtils.java:10043)
> at
> org.apache.ignite.internal.GridMessageListenHandler.p2pUnmarshal(GridMessageListenHandler.java:194)
> at
> org.apache.ignite.internal.processors.continuous.GridContinuousProcessor.processStartRequest(GridContinuousProcessor.java:1331)
> at
> org.apache.ignite.internal.processors.continuous.GridContinuousProcessor.access$400(GridContinuousProcessor.java:108)
> at
> org.apache.ignite.internal.processors.continuous.GridContinuousProcessor$2.onCustomEvent(GridContinuousProcessor.java:200)
> at
> org.apache.ignite.internal.processors.continuous.GridContinuousProcessor$2.onCustomEvent(GridContinuousProcessor.java:191)
> at
> org.apache.ignite.internal.managers.discovery.GridDiscoveryManager$4.onDiscovery0(GridDiscoveryManager.java:721)
> at
> org.apache.ignite.internal.managers.discovery.GridDiscoveryManager$4.lambda$onDiscovery$0(GridDiscoveryManager.java:600)
> - locked <0x00000007860b5c70> (a java.lang.Object)
> at
> org.apache.ignite.internal.managers.discovery.GridDiscoveryManager$4$$Lambda$10/346299427.run(Unknown
> Source)
> at
> org.apache.ignite.internal.managers.discovery.GridDiscoveryManager$DiscoveryMessageNotifyerWorker.body0(GridDiscoveryManager.java:2681)
> at
> org.apache.ignite.internal.managers.discovery.GridDiscoveryManager$DiscoveryMessageNotifyerWorker.body(GridDiscoveryManager.java:2719)
> at
> org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:110)
> at java.lang.Thread.run(Thread.java:748)
> {code}
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