Maksim Zhuravkov created IGNITE-19088:
-----------------------------------------

             Summary: Sql. Investigate why severals tests 
ItTableRaftSnapshotsTest in hang at 
MessageServiceImpl.send(MessageServiceImpl.java:98)
                 Key: IGNITE-19088
                 URL: https://issues.apache.org/jira/browse/IGNITE-19088
             Project: Ignite
          Issue Type: Bug
          Components: sql
    Affects Versions: 3.0.0-beta2
            Reporter: Maksim Zhuravkov


After enabling distrubuted execution of DML queries performing DML operations 
after node restart sometimes fails to terminate and hangs indefinitely at 

some_node-sql-execution-pool-0
{code:java}
 java.lang.Thread.State: WAITING (parking)
        at jdk.internal.misc.Unsafe.park([email protected]/Native Method)
        - parking to wait for  <0x00000005daab1fe8> (a 
java.util.concurrent.CompletableFuture$Signaller)
        at 
java.util.concurrent.locks.LockSupport.park([email protected]/LockSupport.java:194)
        at 
java.util.concurrent.CompletableFuture$Signaller.block([email protected]/CompletableFuture.java:1796)
        at 
java.util.concurrent.ForkJoinPool.managedBlock([email protected]/ForkJoinPool.java:3128)
        at 
java.util.concurrent.CompletableFuture.waitingGet([email protected]/CompletableFuture.java:1823)
        at 
java.util.concurrent.CompletableFuture.join([email protected]/CompletableFuture.java:2043)
        at 
org.apache.ignite.internal.sql.engine.message.MessageServiceImpl.send(MessageServiceImpl.java:102)
        at 
org.apache.ignite.internal.sql.engine.exec.ExchangeServiceImpl.request(ExchangeServiceImpl.java:106)
        at 
org.apache.ignite.internal.sql.engine.exec.rel.Inbox.requestBatches(Inbox.java:341)
        at 
org.apache.ignite.internal.sql.engine.exec.rel.Inbox.lambda$new$0(Inbox.java:89)
        at 
org.apache.ignite.internal.sql.engine.exec.rel.Inbox$$Lambda$2832/0x0000000800e16040.request(Unknown
 Source)
        at 
org.apache.ignite.internal.sql.engine.exec.rel.Inbox$RemoteSource.requestNextBatchIfNeeded(Inbox.java:555)
        at 
org.apache.ignite.internal.sql.engine.exec.rel.Inbox.pushUnordered(Inbox.java:331)
        at 
org.apache.ignite.internal.sql.engine.exec.rel.Inbox.push(Inbox.java:194)
        at 
org.apache.ignite.internal.sql.engine.exec.rel.Inbox.doPush(Inbox.java:175)
        at 
org.apache.ignite.internal.sql.engine.exec.rel.Inbox$$Lambda$2835/0x0000000800e34c40.run(Unknown
 Source)
        at
{code}
some_node-sql-execution-pool-1:
 java.lang.Thread.State: WAITING (parking)
        at jdk.internal.misc.Unsafe.park([email protected]/Native Method)
        - parking to wait for  <0x00000005daabbeb0> (a 
java.util.concurrent.CompletableFuture$Signaller)
        at 
java.util.concurrent.locks.LockSupport.park([email protected]/LockSupport.java:194)
        at 
java.util.concurrent.CompletableFuture$Signaller.block([email protected]/CompletableFuture.java:1796)
        at 
java.util.concurrent.ForkJoinPool.managedBlock([email protected]/ForkJoinPool.java:3128)
        at 
java.util.concurrent.CompletableFuture.waitingGet([email protected]/CompletableFuture.java:1823)
        at 
java.util.concurrent.CompletableFuture.join([email protected]/CompletableFuture.java:2043)
        at 
org.apache.ignite.internal.sql.engine.message.MessageServiceImpl.send(MessageServiceImpl.java:102)
        at 
org.apache.ignite.internal.sql.engine.exec.ExecutionServiceImpl$DistributedQueryManager.sendFragment(ExecutionServiceImpl.java:495)
        at 
org.apache.ignite.internal.sql.engine.exec.ExecutionServiceImpl$DistributedQueryManager.lambda$execute$7(ExecutionServiceImpl.java:708)
        at 
org.apache.ignite.internal.sql.engine.exec.ExecutionServiceImpl$DistributedQueryManager$$Lambda$2790/0x000000080096a040.run(Unknown
 Source)
        at 
org.apache.ignite.internal.sql.engine.exec.QueryTaskExecutorImpl.lambda$execute$0(QueryTaskExecutorImpl.java:80)
        at org.a





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