Xiaolin Ha created HBASE-22896:
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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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