Enis Soztutar created HBASE-14948:
-------------------------------------
Summary: NPE in regionserverReport causing RS abort
Key: HBASE-14948
URL: https://issues.apache.org/jira/browse/HBASE-14948
Project: HBase
Issue Type: Bug
Reporter: Enis Soztutar
As seen in one of the runs:
{code}
2015-12-07 13:36:03,443 FATAL [regionserver//10.0.0.14:16020]
regionserver.HRegionServer: ABORTING region server
10.0.0.14,16020,1449495285079: Unhandled: null
java.lang.NullPointerException
at
org.apache.hadoop.hbase.regionserver.HStore.getTotalStaticIndexSize(HStore.java:2068)
at
org.apache.hadoop.hbase.regionserver.HRegionServer.createRegionLoad(HRegionServer.java:1451)
at
org.apache.hadoop.hbase.regionserver.HRegionServer.buildServerLoad(HRegionServer.java:1189)
at
org.apache.hadoop.hbase.regionserver.HRegionServer.tryRegionServerReport(HRegionServer.java:1132)
at
org.apache.hadoop.hbase.regionserver.HRegionServer.run(HRegionServer.java:949)
at java.lang.Thread.run(Thread.java:745)
{code}
I think there is a race between closing the region, and the region server
report accessing the region metrics for the report.
A region was closing just before this timestamp:
{code}
2015-12-07 13:36:03,433 DEBUG [RS_CLOSE_REGION-10.0.0.14:16020-2]
handler.CloseRegionHandler: Processing close of
IntegrationTestRegionReplicaReplication,9eb851cf,1449493871303.6a0b324df1d9c2eba5fa700c2e60d5e4.
2015-12-07 13:36:03,435 DEBUG [RS_CLOSE_REGION-10.0.0.14:16020-2]
regionserver.HRegion: Closing
IntegrationTestRegionReplicaReplication,9eb851cf,1449493871303.6a0b324df1d9c2eba5fa700c2e60d5e4.:
disabling compactions & flushes
2015-12-07 13:36:03,435 DEBUG [RS_CLOSE_REGION-10.0.0.14:16020-2]
regionserver.HRegion: Updates disabled for region
IntegrationTestRegionReplicaReplication,9eb851cf,1449493871303.6a0b324df1d9c2eba5fa700c2e60d5e4.
{code}
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