[jira] [Created] (HBASE-22896) TestHRegion.testFlushMarkersWALFail is flaky

["Xiaolin Ha (Jira)" <ji...@apache.org>]

Xiaolin Ha created HBASE-22896:
----------------------------------

             Summary: TestHRegion.testFlushMarkersWALFail is flaky
                 Key: HBASE-22896
                 URL: https://issues.apache.org/jira/browse/HBASE-22896
             Project: HBase
          Issue Type: Bug
            Reporter: Xiaolin Ha
            Assignee: Xiaolin Ha


It has two problems,

1.  didn't initalize chunkCreator, and fails at NPE, 
{quote}java.lang.NullPointerException
 at org.apache.hadoop.hbase.regionserver.MemStoreLABImpl.getOrMakeChunk(MemStoreLABImpl.java:334)
 at org.apache.hadoop.hbase.regionserver.MemStoreLABImpl.copyCellInto(MemStoreLABImpl.java:193)
 at org.apache.hadoop.hbase.regionserver.MemStoreLABImpl.copyCellInto(MemStoreLABImpl.java:115)
 at org.apache.hadoop.hbase.regionserver.Segment.maybeCloneWithAllocator(Segment.java:176)
 at org.apache.hadoop.hbase.regionserver.AbstractMemStore.maybeCloneWithAllocator(AbstractMemStore.java:334)
 at org.apache.hadoop.hbase.regionserver.AbstractMemStore.doAdd(AbstractMemStore.java:157)
 at org.apache.hadoop.hbase.regionserver.AbstractMemStore.doAddOrUpsert(AbstractMemStore.java:147)
 at org.apache.hadoop.hbase.regionserver.AbstractMemStore.add(AbstractMemStore.java:117)
 at org.apache.hadoop.hbase.regionserver.AbstractMemStore.add(AbstractMemStore.java:111)
 at org.apache.hadoop.hbase.regionserver.HStore.add(HStore.java:775)
 at org.apache.hadoop.hbase.regionserver.HRegion.applyToMemStore(HRegion.java:4510)
 at org.apache.hadoop.hbase.regionserver.HRegion.access$500(HRegion.java:229)
 at org.apache.hadoop.hbase.regionserver.HRegion$BatchOperation.applyFamilyMapToMemStore(HRegion.java:3571)
 at org.apache.hadoop.hbase.regionserver.HRegion$BatchOperation.lambda$writeMiniBatchOperationsToMemStore$0(HRegion.java:3262)
 at org.apache.hadoop.hbase.regionserver.HRegion$BatchOperation.visitBatchOperations(HRegion.java:3195)
 at org.apache.hadoop.hbase.regionserver.HRegion$BatchOperation.writeMiniBatchOperationsToMemStore(HRegion.java:3254)
 at org.apache.hadoop.hbase.regionserver.HRegion$MutationBatchOperation.writeMiniBatchOperationsToMemStore(HRegion.java:3736)
 at org.apache.hadoop.hbase.regionserver.HRegion.doMiniBatchMutate(HRegion.java:4150)
 at org.apache.hadoop.hbase.regionserver.HRegion.batchMutate(HRegion.java:4083)
 at org.apache.hadoop.hbase.regionserver.HRegion.batchMutate(HRegion.java:4014)
 at org.apache.hadoop.hbase.regionserver.HRegion.batchMutate(HRegion.java:4005)
 at org.apache.hadoop.hbase.regionserver.HRegion.batchMutate(HRegion.java:4019)
 at org.apache.hadoop.hbase.regionserver.HRegion.doBatchMutate(HRegion.java:4346)
 at org.apache.hadoop.hbase.regionserver.HRegion.put(HRegion.java:3138)
 at org.apache.hadoop.hbase.regionserver.TestHRegion.testFlushMarkersWALFail(TestHRegion.java:1213)
 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:50)
 at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
 at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)
 at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
 at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
 at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)
 at org.junit.rules.TestWatcher$1.evaluate(TestWatcher.java:55)
 at org.junit.rules.ExpectedException$ExpectedExceptionStatement.evaluate(ExpectedException.java:239)
 at org.junit.rules.RunRules.evaluate(RunRules.java:20)
 at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)
 at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)
 at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)
 at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
 at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
 at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
 at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
 at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
 at org.junit.internal.runners.statements.FailOnTimeout$CallableStatement.call(FailOnTimeout.java:298)
 at org.junit.internal.runners.statements.FailOnTimeout$CallableStatement.call(FailOnTimeout.java:292)
 at java.util.concurrent.FutureTask.run(FutureTask.java:266)
 at java.lang.Thread.run(Thread.java:745)
{quote}
 

 

2. after initalized chunkCreator, it fails as follows,

 
{quote}2019-08-22 15:58:28,034 INFO  [Time-limited test] wal.AbstractFSWAL(927): Closed WAL: FailAppendFlushMarkerWAL wal:(num 1566460707739)2019-08-22 15:58:28,034 INFO  [Time-limited test] wal.AbstractFSWAL(927): Closed WAL: FailAppendFlushMarkerWAL wal:(num 1566460707739)2019-08-22 15:58:28,035 INFO  [Time-limited test] regionserver.TestHRegion(265): Cleaning test directory: /home/haxiaolin/work/github/sunhelly/hbase/hbase-server/target/test-data/976f7927-af20-1620-bf88-4cf86290ca38
org.apache.hadoop.hbase.regionserver.wal.WALClosedException: WAL has been closed
 at org.apache.hadoop.hbase.regionserver.wal.AbstractFSWAL.rollWriter(AbstractFSWAL.java:819) at org.apache.hadoop.hbase.regionserver.wal.AbstractFSWAL.rollWriter(AbstractFSWAL.java:540) at org.apache.hadoop.hbase.regionserver.wal.AbstractFSWAL.init(AbstractFSWAL.java:481) at org.apache.hadoop.hbase.regionserver.TestHRegion.testFlushMarkersWALFail(TestHRegion.java:1236) 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:50) at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12) at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47) at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17) at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26) at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27) at org.junit.rules.TestWatcher$1.evaluate(TestWatcher.java:55) at org.junit.rules.ExpectedException$ExpectedExceptionStatement.evaluate(ExpectedException.java:239) at org.junit.rules.RunRules.evaluate(RunRules.java:20) at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325) at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78) at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57) at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290) at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71) at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288) at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58) at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268) at org.junit.internal.runners.statements.FailOnTimeout$CallableStatement.call(FailOnTimeout.java:298) at org.junit.internal.runners.statements.FailOnTimeout$CallableStatement.call(FailOnTimeout.java:292) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.lang.Thread.run(Thread.java:745)
{quote}



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