Haiping lv created HBASE-28241: ---------------------------------- Summary: The snapshot operation encountered an NPE and failed. Key: HBASE-28241 URL: https://issues.apache.org/jira/browse/HBASE-28241 Project: HBase Issue Type: Bug Affects Versions: 3.0.0-beta-1 Reporter: Haiping lv
Executing a merge region before the snapshot operation is completed will result in an NPE error for the snapshot operation and cause it to fail Triggering logic # Execute the snapshot command. # Merge regions before the snapshot is completed. # After the merge is completed, the two parent regions will be cleaned up. # An NPE will be reported when the snapshot operation is performed on that parent region. The log is as follow: {code:java} 2023-11-20T23:26:07,061 ERROR [PEWorker-13] procedure2.ProcedureExecutor: CODE-BUG: Uncaught runtime exception: pid=238720, ppid=238714, state=RUNNABLE, hasLock=true; SnapshotRegionProcedure c47539f1d6032ba1a037f5279c22baa0 java.lang.NullPointerException: null at org.apache.hadoop.hbase.master.procedure.SnapshotRegionProcedure.execute(SnapshotRegionProcedure.java:160) ~[hbase-server-3.0.0-beta-1-SNAPSHOT.jar:3.0.0-beta-1-SNAPSHOT] at org.apache.hadoop.hbase.master.procedure.SnapshotRegionProcedure.execute(SnapshotRegionProcedure.java:58) ~[hbase-server-3.0.0-beta-1-SNAPSHOT.jar:3.0.0-beta-1-SNAPSHOT] at org.apache.hadoop.hbase.procedure2.Procedure.doExecute(Procedure.java:921) ~[hbase-procedure-3.0.0-beta-1-SNAPSHOT.jar:3.0.0-beta-1-SNAPSHOT] at org.apache.hadoop.hbase.procedure2.ProcedureExecutor.execProcedure(ProcedureExecutor.java:1649) ~[hbase-procedure-3.0.0-beta-1-SNAPSHOT.jar:3.0.0-beta-1-SNAPSHOT] at org.apache.hadoop.hbase.procedure2.ProcedureExecutor.executeProcedure(ProcedureExecutor.java:1395) ~[hbase-procedure-3.0.0-beta-1-SNAPSHOT.jar:3.0.0-beta-1-SNAPSHOT] at org.apache.hadoop.hbase.procedure2.ProcedureExecutor.access$1000(ProcedureExecutor.java:75) ~[hbase-procedure-3.0.0-beta-1-SNAPSHOT.jar:3.0.0-beta-1-SNAPSHOT] at org.apache.hadoop.hbase.procedure2.ProcedureExecutor$WorkerThread.runProcedure(ProcedureExecutor.java:1961) ~[hbase-procedure-3.0.0-beta-1-SNAPSHOT.jar:3.0.0-beta-1-SNAPSHOT] at org.apache.hadoop.hbase.trace.TraceUtil.trace(TraceUtil.java:216) ~[hbase-common-3.0.0-beta-1-SNAPSHOT.jar:3.0.0-beta-1-SNAPSHOT] at org.apache.hadoop.hbase.procedure2.ProcedureExecutor$WorkerThread.run(ProcedureExecutor.java:1988) ~[hbase-procedure-3.0.0-beta-1-SNAPSHOT.jar:3.0.0-beta-1-SNAPSHOT] {code} -- This message was sent by Atlassian Jira (v8.20.10#820010)