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https://issues.apache.org/jira/browse/IGNITE-26941?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Vladimir Pligin reassigned IGNITE-26941:
----------------------------------------

    Assignee: Kirill Tkalenko

> ItNodeTest.testLeaderFail failed
> --------------------------------
>
>                 Key: IGNITE-26941
>                 URL: https://issues.apache.org/jira/browse/IGNITE-26941
>             Project: Ignite
>          Issue Type: Bug
>            Reporter: Alexander Lapin
>            Assignee: Kirill Tkalenko
>            Priority: Major
>              Labels: MakeTeamcityGreenAgain, ignite-3
>         Attachments: _Integration_Tests_Integration_Raft_19113.log
>
>
> {code:java}
> org.opentest4j.AssertionFailedError: expected: <true> but was: <false>  at 
> app//org.junit.jupiter.api.AssertionFailureBuilder.build(AssertionFailureBuilder.java:151)
>   at 
> app//org.junit.jupiter.api.AssertionFailureBuilder.buildAndThrow(AssertionFailureBuilder.java:132)
>   at app//org.junit.jupiter.api.AssertTrue.failNotTrue(AssertTrue.java:63)  
> at app//org.junit.jupiter.api.AssertTrue.assertTrue(AssertTrue.java:36)  at 
> app//org.junit.jupiter.api.AssertTrue.assertTrue(AssertTrue.java:31)  at 
> app//org.junit.jupiter.api.Assertions.assertTrue(Assertions.java:183)  at 
> app//org.apache.ignite.raft.jraft.core.TestCluster.ensureSame(TestCluster.java:558)
>   at 
> app//org.apache.ignite.raft.jraft.core.TestCluster.ensureSame(TestCluster.java:530)
>   at 
> app//org.apache.ignite.raft.jraft.core.ItNodeTest.testLeaderFail(ItNodeTest.java:1762)
>  {code}
> This is probably caused by instability of the physical topology. In the logs 
> (in attachments) we can see extra Node joined events along with suspicious 
> Topology snapshot records that on its own causes following 
> {code:java}
> default:int_tlf_5003:[email protected]:5003][2d796c8e-d25f-40fa-8243-db2708cdab75]
>  Timeout getting GetMetadataResp from 127.0.1.1:5005 within 1000 ms, cause: 
> java.util.concurrent.TimeoutException: Did not observe any item or terminal 
> signal within 1000ms in 'source(MonoDefer)' (and no fallback has been 
> configured)
> [01:34:25]W:           [:ignite-raft:integrationTest] 
> [2025-11-03T23:34:25,369][WARN ][sc-cluster-5003-447][MembershipProtocol] 
> [default:int_tlf_5003:[email protected]:5003][updateMembership][SYNC]
>  Skipping to add/update member: {m: 
> default:int_tlf_5005:[email protected]:5005, s: ALIVE, inc: 0}, due 
> to failed fetchMetadata call (cause: java.util.concurrent.TimeoutException: 
> Did not observe any item or terminal signal within 1000ms in 
> 'source(MonoDefer)' (and no fallback has been configured)) {code}
>  



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