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https://issues.apache.org/jira/browse/HBASE-22904?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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stack resolved HBASE-22904.
---------------------------
Fix Version/s: 2.2.2
2.1.7
2.3.0
master
Hadoop Flags: Reviewed
Resolution: Fixed
Pushed to branch 2.1+. Should this go back to branch-1 [~pankaj2461]? Do we
need to open an issue to address [~reidchan] comments? Meantime, resolving
this. Thanks for patch [~pankaj2461].
> NPE occurs when RS send space quota usage report during HMaster init
> --------------------------------------------------------------------
>
> Key: HBASE-22904
> URL: https://issues.apache.org/jira/browse/HBASE-22904
> Project: HBase
> Issue Type: Bug
> Reporter: Pankaj Kumar
> Assignee: Pankaj Kumar
> Priority: Minor
> Fix For: master, 2.3.0, 2.1.7, 2.2.2
>
>
> During HMaster failover, if RegionServer send space quota report to HMaster
> and MasterQuotaManager is not yet initialized then NPE will occur.
> https://github.com/apache/hbase/blob/767bb1511285ae67dae15e8a2aab62c38244c797/hbase-server/src/main/java/org/apache/hadoop/hbase/master/MasterRpcServices.java#L2229
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