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Posted to issues@hbase.apache.org by "Duo Zhang (JIRA)" <ji...@apache.org> on 2019/02/04 04:59:00 UTC

[jira] [Created] (HBASE-21840) TestHRegionWithInMemoryCompaction fails with NPE

Duo Zhang created HBASE-21840:
---------------------------------

             Summary: TestHRegionWithInMemoryCompaction fails with NPE
                 Key: HBASE-21840
                 URL: https://issues.apache.org/jira/browse/HBASE-21840
             Project: HBase
          Issue Type: Bug
          Components: regionserver
            Reporter: Duo Zhang
             Fix For: 3.0.0, 2.2.0, 2.1.3, 2.0.5, 2.3.0


Found this one when testing 2.1.3.

{noformat}
Exception in thread "PutThread" java.lang.NullPointerException
        at org.apache.hadoop.hbase.regionserver.CompactingMemStore.checkActiveSize(CompactingMemStore.java:392)
        at org.apache.hadoop.hbase.regionserver.AbstractMemStore.internalAdd(AbstractMemStore.java:307)
        at org.apache.hadoop.hbase.regionserver.AbstractMemStore.add(AbstractMemStore.java:132)
        at org.apache.hadoop.hbase.regionserver.AbstractMemStore.add(AbstractMemStore.java:112)
        at org.apache.hadoop.hbase.regionserver.HStore.add(HStore.java:750)
        at org.apache.hadoop.hbase.regionserver.HRegion.applyToMemStore(HRegion.java:4420)
        at org.apache.hadoop.hbase.regionserver.HRegion.access$500(HRegion.java:226)
        at org.apache.hadoop.hbase.regionserver.HRegion$BatchOperation.applyFamilyMapToMemStore(HRegion.java:3479)
        at org.apache.hadoop.hbase.regionserver.HRegion$BatchOperation.lambda$writeMiniBatchOperationsToMemStore$0(HRegion.java:3170)
        at org.apache.hadoop.hbase.regionserver.HRegion$BatchOperation.visitBatchOperations(HRegion.java:3103)
        at org.apache.hadoop.hbase.regionserver.HRegion$BatchOperation.writeMiniBatchOperationsToMemStore(HRegion.java:3162)
        at org.apache.hadoop.hbase.regionserver.HRegion$MutationBatchOperation.writeMiniBatchOperationsToMemStore(HRegion.java:3644)
        at org.apache.hadoop.hbase.regionserver.HRegion.doMiniBatchMutate(HRegion.java:4058)
        at org.apache.hadoop.hbase.regionserver.HRegion.batchMutate(HRegion.java:3991)
        at org.apache.hadoop.hbase.regionserver.HRegion.batchMutate(HRegion.java:3922)
        at org.apache.hadoop.hbase.regionserver.HRegion.batchMutate(HRegion.java:3913)
        at org.apache.hadoop.hbase.regionserver.HRegion.batchMutate(HRegion.java:3927)
        at org.apache.hadoop.hbase.regionserver.HRegion.doBatchMutate(HRegion.java:4254)
        at org.apache.hadoop.hbase.regionserver.HRegion.put(HRegion.java:3046)
{noformat}

And later the test is stuck, since the MVCC can not be advanced any more.



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