[HBASE-19756] Master NPE during completed failed proc eviction

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.4.0, 1.3.1
• Fix Version/s: 1.3.2, 1.4.1, 2.0.0
• Hadoop Flags: Reviewed
• Assignee: Thiruvel Thirumoolan
• Reporter: Thiruvel Thirumoolan
• Created: 10/Jan/18 22:59
• Updated: 01/Feb/19 19:58
• Resolved: 25/Jan/18 00:57

Description

When procedures like Create table fails due to say AccessDeniedException, then a rollback procedure is created. When the rollback is being cleaned up, it results in an NPE because those nonce procs aren't persisted

Stack trace when this happens:

java.lang.NullPointerException
        at org.apache.hadoop.hbase.procedure2.store.ProcedureStoreTracker.delete(ProcedureStoreTracker.java:385)
        at org.apache.hadoop.hbase.procedure2.store.wal.WALProcedureStore.updateStoreTracker(WALProcedureStore.java:547)
        at org.apache.hadoop.hbase.procedure2.store.wal.WALProcedureStore.pushData(WALProcedureStore.java:504)
        at org.apache.hadoop.hbase.procedure2.store.wal.WALProcedureStore.delete(WALProcedureStore.java:453)
        at org.apache.hadoop.hbase.procedure2.ProcedureExecutor$CompletedProcedureCleaner.periodicExecute(ProcedureExecutor.java:184)
        at org.apache.hadoop.hbase.procedure2.ProcedureExecutor.timeoutLoop(ProcedureExecutor.java:995)
        at org.apache.hadoop.hbase.procedure2.ProcedureExecutor.access$500(ProcedureExecutor.java:78)
        at org.apache.hadoop.hbase.procedure2.ProcedureExecutor$3.run(ProcedureExecutor.java:507)

Issue Links

• is related to: HBASE-19996 Some nonce procs might not be cleaned up (follow up HBASE-19756)
• links to: Review Board (branch-1.4)
• links to: Review Board (master)