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https://issues.apache.org/jira/browse/IGNITE-11088?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Andrew Mashenkov closed IGNITE-11088.
-------------------------------------

> Flacky LocalWalModeChangeDuringRebalancingSelfTest.testWithExchangesMerge
> -------------------------------------------------------------------------
>
>                 Key: IGNITE-11088
>                 URL: https://issues.apache.org/jira/browse/IGNITE-11088
>             Project: Ignite
>          Issue Type: Bug
>          Components: mvcc
>            Reporter: Andrew Mashenkov
>            Priority: Major
>              Labels: MakeTeamcityGreenAgain
>
> [LocalWalModeChangeDuringRebalancingSelfTest.testWithExchangesMerge|https://ci.ignite.apache.org/viewLog.html?buildId=2895774&tab=buildResultsDiv&buildTypeId=IgniteTests24Java8_MvccPds2#testNameId-6585115376754732686]
>  fails sporadicatlly in MvccPds 2 suite.
> I've found no failures in non-mvcc Pds 2 suite, so, probably it is mvcc issue.
> See stacktraces from 2 failures that may have same reason. We have to 
> investigate this.
> {noformat}
> java.lang.AssertionError: nodeIdx=2, key=6606 expected:<13212> but was:<null>
>       at org.junit.Assert.fail(Assert.java:88)
>       at org.junit.Assert.failNotEquals(Assert.java:743)
>       at org.junit.Assert.assertEquals(Assert.java:118)
>       at 
> org.apache.ignite.internal.processors.cache.persistence.LocalWalModeChangeDuringRebalancingSelfTest.testWithExchangesMerge(LocalWalModeChangeDuringRebalancingSelfTest.java:473)
>       at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>       at 
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
>       at 
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>       at java.lang.reflect.Method.invoke(Method.java:498)
>       at 
> org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
>       at 
> org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
>       at 
> org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
>       at 
> org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
>       at 
> org.apache.ignite.testframework.junits.GridAbstractTest$6.run(GridAbstractTest.java:2088)
>       at java.lang.Thread.run(Thread.java:748) {noformat}
> {noformat}
> [2019-01-23 
> 11:26:25,287][ERROR][sys-stripe-5-#6186%persistence.LocalWalModeChangeDuringRebalancingSelfTest3%][GridDhtColocatedCache]
>  <cache> Failed processing get request: GridNearSingleGetRequest 
> [futId=1548243502606, key=KeyCacheObjectImpl [part=381, val=7037, 
> hasValBytes=true], flags=1, topVer=AffinityTopologyVersion [topVer=8, 
> minorTopVer=1], subjId=f1fbb371-3232-4bfa-a20a-d4cad4b00002, taskNameHash=0, 
> createTtl=-1, accessTtl=-1, txLbl=null, mvccSnapshot=MvccSnapshotResponse 
> [futId=7040, crdVer=1548242747966, cntr=20023, opCntr=1073741823, txs=null, 
> cleanupVer=0, tracking=0]] class org.apache.ignite.IgniteCheckedException: 
> Runtime failure on bounds: [lower=MvccSnapshotSearchRow [res=null, 
> snapshot=MvccSnapshotResponse [futId=7040, crdVer=1548242747966, cntr=20023, 
> opCntr=1073741823, txs=null, cleanupVer=0, tracking=0]], 
> upper=MvccMinSearchRow []] at 
> org.apache.ignite.internal.processors.cache.persistence.tree.BPlusTree.iterate(BPlusTree.java:1043)
>  at 
> org.apache.ignite.internal.processors.cache.IgniteCacheOffheapManagerImpl$CacheDataStoreImpl.mvccFind(IgniteCacheOffheapManagerImpl.java:2683)
>  at 
> org.apache.ignite.internal.processors.cache.persistence.GridCacheOffheapManager$GridCacheDataStore.mvccFind(GridCacheOffheapManager.java:2141)
>  at 
> org.apache.ignite.internal.processors.cache.IgniteCacheOffheapManagerImpl.mvccRead(IgniteCacheOffheapManagerImpl.java:666)
>  at 
> org.apache.ignite.internal.processors.cache.GridCacheAdapter.getAllAsync0(GridCacheAdapter.java:2023)
>  at 
> org.apache.ignite.internal.processors.cache.distributed.dht.GridDhtCacheAdapter.getDhtAllAsync(GridDhtCacheAdapter.java:807)
>  at 
> org.apache.ignite.internal.processors.cache.distributed.dht.GridDhtGetSingleFuture.getAsync(GridDhtGetSingleFuture.java:399)
>  at 
> org.apache.ignite.internal.processors.cache.distributed.dht.GridDhtGetSingleFuture.map0(GridDhtGetSingleFuture.java:277)
>  at 
> org.apache.ignite.internal.processors.cache.distributed.dht.GridDhtGetSingleFuture.map(GridDhtGetSingleFuture.java:259)
>  at 
> org.apache.ignite.internal.processors.cache.distributed.dht.GridDhtGetSingleFuture.init(GridDhtGetSingleFuture.java:182)
>  at 
> org.apache.ignite.internal.processors.cache.distributed.dht.GridDhtCacheAdapter.getDhtSingleAsync(GridDhtCacheAdapter.java:918)
>  at 
> org.apache.ignite.internal.processors.cache.distributed.dht.GridDhtCacheAdapter.processNearSingleGetRequest(GridDhtCacheAdapter.java:933)
>  at 
> org.apache.ignite.internal.processors.cache.distributed.dht.GridDhtTransactionalCacheAdapter$2.apply(GridDhtTransactionalCacheAdapter.java:152)
>  at 
> org.apache.ignite.internal.processors.cache.distributed.dht.GridDhtTransactionalCacheAdapter$2.apply(GridDhtTransactionalCacheAdapter.java:150)
>  at 
> org.apache.ignite.internal.processors.cache.GridCacheIoManager.processMessage(GridCacheIoManager.java:1125)
>  at 
> org.apache.ignite.internal.processors.cache.GridCacheIoManager.onMessage0(GridCacheIoManager.java:590)
>  at 
> org.apache.ignite.internal.processors.cache.GridCacheIoManager.handleMessage(GridCacheIoManager.java:391)
>  at 
> org.apache.ignite.internal.processors.cache.GridCacheIoManager.handleMessage(GridCacheIoManager.java:317)
>  at 
> org.apache.ignite.internal.processors.cache.GridCacheIoManager.access$100(GridCacheIoManager.java:108)
>  at 
> org.apache.ignite.internal.processors.cache.GridCacheIoManager$1.onMessage(GridCacheIoManager.java:307)
>  at 
> org.apache.ignite.internal.managers.communication.GridIoManager.invokeListener(GridIoManager.java:1561)
>  at 
> org.apache.ignite.internal.managers.communication.GridIoManager.processRegularMessage0(GridIoManager.java:1189)
>  at 
> org.apache.ignite.internal.managers.communication.GridIoManager.access$4200(GridIoManager.java:127)
>  at 
> org.apache.ignite.internal.managers.communication.GridIoManager$8.run(GridIoManager.java:1086)
>  at 
> org.apache.ignite.internal.util.StripedExecutor$Stripe.body(StripedExecutor.java:508)
>  at 
> org.apache.ignite.internal.util.worker.GridWorker.run(GridWorker.java:120) at 
> java.lang.Thread.run(Thread.java:748) Caused by: class 
> org.apache.ignite.internal.transactions.IgniteTxMvccVersionCheckedException: 
> Unexpected state: [state=0, rowVer=1548242747966:17057:1, 
> txVer=1548242747966:20023:1073741823, 
> localNodeId=27cccc50-a27d-4a41-980b-0004f2600003] at 
> org.apache.ignite.internal.processors.cache.mvcc.MvccUtils.unexpectedStateException(MvccUtils.java:324)
>  at 
> org.apache.ignite.internal.processors.cache.mvcc.MvccUtils.unexpectedStateException(MvccUtils.java:311)
>  at 
> org.apache.ignite.internal.processors.cache.mvcc.MvccUtils.isVisible(MvccUtils.java:278)
>  at 
> org.apache.ignite.internal.processors.cache.mvcc.MvccUtils.isVisible(MvccUtils.java:208)
>  at 
> org.apache.ignite.internal.processors.cache.mvcc.MvccUtils$GetVisibleState.apply(MvccUtils.java:935)
>  at 
> org.apache.ignite.internal.processors.cache.mvcc.MvccUtils$GetVisibleState.apply(MvccUtils.java:919)
>  at 
> org.apache.ignite.internal.processors.cache.mvcc.MvccUtils.invoke(MvccUtils.java:642)
>  at 
> org.apache.ignite.internal.processors.cache.mvcc.MvccUtils.invoke(MvccUtils.java:603)
>  at 
> org.apache.ignite.internal.processors.cache.mvcc.MvccUtils.getVisibleState(MvccUtils.java:369)
>  at 
> org.apache.ignite.internal.processors.cache.tree.mvcc.search.MvccSnapshotSearchRow.apply(MvccSnapshotSearchRow.java:88)
>  at 
> org.apache.ignite.internal.processors.cache.persistence.tree.BPlusTree$ClosureCursor.fillFromBuffer0(BPlusTree.java:5442)
>  at 
> org.apache.ignite.internal.processors.cache.persistence.tree.BPlusTree$AbstractForwardCursor.fillFromBuffer(BPlusTree.java:5313)
>  at 
> org.apache.ignite.internal.processors.cache.persistence.tree.BPlusTree$AbstractForwardCursor.init(BPlusTree.java:5239)
>  at 
> org.apache.ignite.internal.processors.cache.persistence.tree.BPlusTree$GetCursor.notFound(BPlusTree.java:2939)
>  at 
> org.apache.ignite.internal.processors.cache.persistence.tree.BPlusTree$Search.run0(BPlusTree.java:308)
>  at 
> org.apache.ignite.internal.processors.cache.persistence.tree.BPlusTree$GetPageHandler.run(BPlusTree.java:5643)
>  at 
> org.apache.ignite.internal.processors.cache.persistence.tree.BPlusTree$Search.run(BPlusTree.java:273)
>  at 
> org.apache.ignite.internal.processors.cache.persistence.tree.BPlusTree$GetPageHandler.run(BPlusTree.java:5629)
>  at 
> org.apache.ignite.internal.processors.cache.persistence.tree.util.PageHandler.readPage(PageHandler.java:168)
>  at 
> org.apache.ignite.internal.processors.cache.persistence.DataStructure.read(DataStructure.java:349)
>  at 
> org.apache.ignite.internal.processors.cache.persistence.tree.BPlusTree.read(BPlusTree.java:5830)
>  at 
> org.apache.ignite.internal.processors.cache.persistence.tree.BPlusTree.findDown(BPlusTree.java:1314)
>  at 
> org.apache.ignite.internal.processors.cache.persistence.tree.BPlusTree.doFind(BPlusTree.java:1281)
>  at 
> org.apache.ignite.internal.processors.cache.persistence.tree.BPlusTree.access$8300(BPlusTree.java:92)
>  at 
> org.apache.ignite.internal.processors.cache.persistence.tree.BPlusTree$AbstractForwardCursor.find(BPlusTree.java:5322)
>  at 
> org.apache.ignite.internal.processors.cache.persistence.tree.BPlusTree$ClosureCursor.iterate(BPlusTree.java:5471)
>  at 
> org.apache.ignite.internal.processors.cache.persistence.tree.BPlusTree$ClosureCursor.access$4800(BPlusTree.java:5397)
>  at 
> org.apache.ignite.internal.processors.cache.persistence.tree.BPlusTree.iterate(BPlusTree.java:1040)
>  ... 26 more
> {noformat}



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