ndimiduk opened a new pull request, #6501:
URL: https://github.com/apache/hbase/pull/6501
When quotas are enabled, splitting the quota table fails due to the
namespace region quotas system being partially initialized.
```
2024-11-28T14:11:38,672 ERROR [PEWorker-2 {}]
procedure2.ProcedureExecutor(1844): CODE-BUG: Uncaught runtime
exception: pid=7, state=RUNNABLE:SPLIT_TABLE_REGION_PRE_OPERATION,
hasLock=true; SplitTableRegionProcedure table=hbase:quota,
parent=3c1dbd551845ed2e8033b76570c6d8f6,
daughterA=a8f5e70728d93859d7c3d95aa5a0f63b,
daughterB=c71f49ad7e689a57742a9fe65b918d08
java.lang.NullPointerException: Cannot invoke
"java.util.concurrent.atomic.AtomicInteger.addAndGet(int)" because the
return value of "java.util.Map.get(Object)" is null
at
org.apache.hadoop.hbase.namespace.NamespaceTableAndRegionInfo.incRegionCountForTable(NamespaceTableAndRegionInfo.java:101)
~[classes/:?]
at
org.apache.hadoop.hbase.namespace.NamespaceStateManager.checkAndUpdateNamespaceRegionCount(NamespaceStateManager.java:95)
~[classes/:?]
at
org.apache.hadoop.hbase.namespace.NamespaceAuditor.checkQuotaToSplitRegion(NamespaceAuditor.java:116)
~[classes/:?]
at
org.apache.hadoop.hbase.quotas.MasterQuotaManager.onRegionSplit(MasterQuotaManager.java:544)
~[classes/:?]
at
org.apache.hadoop.hbase.master.assignment.SplitTableRegionProcedure.preSplitRegion(SplitTableRegionProcedure.java:607)
~[classes/:?]
at
org.apache.hadoop.hbase.master.assignment.SplitTableRegionProcedure.executeFromState(SplitTableRegionProcedure.java:298)
~[classes/:?]
at
org.apache.hadoop.hbase.master.assignment.SplitTableRegionProcedure.executeFromState(SplitTableRegionProcedure.java:98)
~[classes/:?]
at
org.apache.hadoop.hbase.procedure2.StateMachineProcedure.execute(StateMachineProcedure.java:188)
~[classes/:?]
at
org.apache.hadoop.hbase.procedure2.Procedure.doExecute(Procedure.java:941)
~[classes/:?]
at
org.apache.hadoop.hbase.procedure2.ProcedureExecutor.execProcedure(ProcedureExecutor.java:1825)
~[classes/:?]
at
org.apache.hadoop.hbase.procedure2.ProcedureExecutor.executeProcedure(ProcedureExecutor.java:1503)~[classes/:?]
at
org.apache.hadoop.hbase.procedure2.ProcedureExecutor$WorkerThread.runProcedure(ProcedureExecutor.java:2154)
~[classes/:?]
at org.apache.hadoop.hbase.trace.TraceUtil.trace(TraceUtil.java:216)
~[classes/:?]
at
org.apache.hadoop.hbase.procedure2.ProcedureExecutor$WorkerThread.run(ProcedureExecutor.java:2181)
~[classes/:?]
```
See discussion on the dev list,
https://lists.apache.org/thread/gdnjb1ys8m93lowykdrh4m7o55mgw3vo
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