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https://issues.apache.org/jira/browse/IGNITE-10899?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16744038#comment-16744038
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Eduard Shangareev edited comment on IGNITE-10899 at 1/16/19 1:27 PM:
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[~daradurvs], looks good. Thank you for your contribution!
was (Author: edshanggg):
[~daradurvs], looks good. Thank you for your cotribution!
> Service Grid: disconnecting during node stop may lead to deadlock
> -----------------------------------------------------------------
>
> Key: IGNITE-10899
> URL: https://issues.apache.org/jira/browse/IGNITE-10899
> Project: Ignite
> Issue Type: Task
> Components: managed services
> Affects Versions: 2.7
> Reporter: Vyacheslav Daradur
> Assignee: Vyacheslav Daradur
> Priority: Major
> Labels: MakeTeamcityGreenAgain
> Fix For: 2.8
>
>
> In a rare case {{onDisconneced}} may be called during node stopping and
> deadlock may occur because of {{ServiceDeploymentManage#stopProcessong}}
> blocks busyLock and not release it intentionally.
> The issue has been found on TeamCity in [Zookeeper's
> suite|https://ci.ignite.apache.org/viewLog.html?buildId=2768270&buildTypeId=IgniteTests24Java8_ZooKeeperDiscovery2]
> with the following stack trace:
> {code:java}
> disco-notifier-worker-#569118%client4%"
> #609288
> prio=5 os_prio=0 tid=0x00007f905b440800 nid=0x3f6fbd
> sleeping[0x00007f9383efd000]
> java.lang.Thread.State: TIMED_WAITING (sleeping)
> at java.lang.Thread.sleep(Native Method)
> at
> org.apache.ignite.internal.util.GridSpinReadWriteLock.writeLock(GridSpinReadWriteLock.java:204)
> at
> org.apache.ignite.internal.util.GridSpinBusyLock.block(GridSpinBusyLock.java:76)
> at
> org.apache.ignite.internal.processors.service.ServiceDeploymentManager.stopProcessing(ServiceDeploymentManager.java:137)
> at
> org.apache.ignite.internal.processors.service.IgniteServiceProcessor.stopProcessor(IgniteServiceProcessor.java:261)
> at
> org.apache.ignite.internal.processors.service.IgniteServiceProcessor.onDisconnected(IgniteServiceProcessor.java:429)
> at
> org.apache.ignite.internal.IgniteKernal.onDisconnected(IgniteKernal.java:4010)
> at
> org.apache.ignite.internal.managers.discovery.GridDiscoveryManager$4.onDiscovery0(GridDiscoveryManager.java:819)
> at
> org.apache.ignite.internal.managers.discovery.GridDiscoveryManager$4.lambda$onDiscovery$0(GridDiscoveryManager.java:602)
> - locked <0x00000000f7ecdfa0> (a java.lang.Object)
> at
> org.apache.ignite.internal.managers.discovery.GridDiscoveryManager$4$$Lambda$25/2087171109.run(Unknown
> Source)
> at
> org.apache.ignite.internal.managers.discovery.GridDiscoveryManager$DiscoveryMessageNotifierWorker.body0(GridDiscoveryManager.java:2696)
> at
> org.apache.ignite.internal.managers.discovery.GridDiscoveryManager$DiscoveryMessageNotifierWorker.body(GridDiscoveryManager.java:2734)
> at org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120)
> at java.lang.Thread.run(Thread.java:748)
> {code}
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