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Posted to issues@hbase.apache.org by "Haiping lv (Jira)" <ji...@apache.org> on 2023/12/05 02:40:00 UTC
[jira] [Assigned] (HBASE-28241) The snapshot operation encountered an NPE and failed.
[ https://issues.apache.org/jira/browse/HBASE-28241?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Haiping lv reassigned HBASE-28241:
----------------------------------
Assignee: Haiping lv
> 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
> Assignee: Haiping lv
> Priority: Major
>
> 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}
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