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https://issues.apache.org/jira/browse/HBASE-14798?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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stack updated HBASE-14798:
--------------------------
Attachment: 14798.patch
Address the NPE. Add protection against other possible NPEs. Undid some
duplicated code.
> NPE reporting server load causes regionserver abort; causes TestAcidGuarantee
> to fail
> -------------------------------------------------------------------------------------
>
> Key: HBASE-14798
> URL: https://issues.apache.org/jira/browse/HBASE-14798
> Project: HBase
> Issue Type: Sub-task
> Components: test
> Reporter: stack
> Assignee: stack
> Attachments: 14798.patch
>
>
> Below crashed out a RS. Caused TestAcidGuarantees to fail because then there
> were not RS to assign too...
> {code}
> 2015-11-11 11:36:23,092 ERROR
> [B.defaultRpcServer.handler=4,queue=0,port=58655]
> master.MasterRpcServices(388): Region server
> asf907.gq1.ygridcore.net,55184,1447241756717 reported a fatal error:
> ABORTING region server asf907.gq1.ygridcore.net,55184,1447241756717:
> Unhandled: null
> Cause:
> java.lang.NullPointerException
> at
> org.apache.hadoop.hbase.regionserver.HRegion.getOldestHfileTs(HRegion.java:1643)
> at
> org.apache.hadoop.hbase.regionserver.HRegionServer.createRegionLoad(HRegionServer.java:1503)
> at
> org.apache.hadoop.hbase.regionserver.HRegionServer.buildServerLoad(HRegionServer.java:1210)
> at
> org.apache.hadoop.hbase.regionserver.HRegionServer.tryRegionServerReport(HRegionServer.java:1153)
> at
> org.apache.hadoop.hbase.regionserver.HRegionServer.run(HRegionServer.java:969)
> at
> org.apache.hadoop.hbase.MiniHBaseCluster$MiniHBaseClusterRegionServer.runRegionServer(MiniHBaseCluster.java:156)
> at
> org.apache.hadoop.hbase.MiniHBaseCluster$MiniHBaseClusterRegionServer.access$000(MiniHBaseCluster.java:108)
> at
> org.apache.hadoop.hbase.MiniHBaseCluster$MiniHBaseClusterRegionServer$1.run(MiniHBaseCluster.java:140)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:360)
> at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1637)
> at
> org.apache.hadoop.hbase.security.User$SecureHadoopUser.runAs(User.java:307)
> at
> org.apache.hadoop.hbase.MiniHBaseCluster$MiniHBaseClusterRegionServer.run(MiniHBaseCluster.java:138)
> at java.lang.Thread.run(Thread.java:745)
> {code}
> Here is the failure:
> https://builds.apache.org/view/H-L/view/HBase/job/HBase-Trunk_matrix/457/jdk=latest1.8,label=Hadoop/artifact/hbase-server/target/surefire-reports/org.apache.hadoop.hbase.TestAcidGuarantees-output.txt
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