Romil Choksi created HBASE-16039:
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Summary: Incremental backup action failed with NPE
Key: HBASE-16039
URL: https://issues.apache.org/jira/browse/HBASE-16039
Project: HBase
Issue Type: Bug
Components: hbase
Affects Versions: 2.0.0
Reporter: Romil Choksi
Fix For: 2.0.0
Incremental backup action failed with NPE.
Creating a full backup went fine but creating an incremental backup failed
hbase@cluster_name:~$ hbase backup create incremental
hdfs://cluster-name:8020/user/hbase "table_02uvzkggro"
2016-06-15 06:38:28,605 INFO [main] util.BackupClientUtil: Using existing
backup root dir: hdfs://cluster-name:8020/user/hbase
2016-06-15 06:38:30,483 ERROR [main] util.AbstractHBaseTool: Error running
command-line tool
org.apache.hadoop.ipc.RemoteException(java.lang.NullPointerException):
at
org.apache.hadoop.hbase.backup.master.FullTableBackupProcedure.cleanupTargetDir(FullTableBackupProcedure.java:198)
at
org.apache.hadoop.hbase.backup.master.FullTableBackupProcedure.failBackup(FullTableBackupProcedure.java:276)
at
org.apache.hadoop.hbase.backup.master.IncrementalTableBackupProcedure.executeFromState(IncrementalTableBackupProcedure.java:186)
at
org.apache.hadoop.hbase.backup.master.IncrementalTableBackupProcedure.executeFromState(IncrementalTableBackupProcedure.java:54)
at
org.apache.hadoop.hbase.procedure2.StateMachineProcedure.execute(StateMachineProcedure.java:107)
at org.apache.hadoop.hbase.procedure2.Procedure.doExecute(Procedure.java:443)
at
org.apache.hadoop.hbase.procedure2.ProcedureExecutor.execProcedure(ProcedureExecutor.java:934)
at
org.apache.hadoop.hbase.procedure2.ProcedureExecutor.execLoop(ProcedureExecutor.java:736)
at
org.apache.hadoop.hbase.procedure2.ProcedureExecutor.execLoop(ProcedureExecutor.java:689)
at
org.apache.hadoop.hbase.procedure2.ProcedureExecutor.access$200(ProcedureExecutor.java:73)
at
org.apache.hadoop.hbase.procedure2.ProcedureExecutor$1.run(ProcedureExecutor.java:416)
{code}
from Master log, around same timestamp but error not for same table
{code}
2016-06-15 06:38:29,875 ERROR [ProcedureExecutorThread-3]
master.FullTableBackupProcedure: Unexpected exception in incremental-backup:
incremental copy
backup_1465972709112org.apache.hadoop.hbase.TableInfoMissingException: No table
descriptor file under
hdfs://cluster-name:8020/apps/hbase/data/data/default/table_pjtxpp3r74
org.apache.hadoop.hbase.backup.impl.BackupException:
org.apache.hadoop.hbase.TableInfoMissingException: No table descriptor file
under hdfs://cluster-name:8020/apps/hbase/data/data/default/table_pjtxpp3r74
at
org.apache.hadoop.hbase.backup.util.BackupServerUtil.copyTableRegionInfo(BackupServerUtil.java:196)
at
org.apache.hadoop.hbase.backup.master.IncrementalTableBackupProcedure.executeFromState(IncrementalTableBackupProcedure.java:178)
at
org.apache.hadoop.hbase.backup.master.IncrementalTableBackupProcedure.executeFromState(IncrementalTableBackupProcedure.java:54)
at
org.apache.hadoop.hbase.procedure2.StateMachineProcedure.execute(StateMachineProcedure.java:107)
at
org.apache.hadoop.hbase.procedure2.Procedure.doExecute(Procedure.java:443)
at
org.apache.hadoop.hbase.procedure2.ProcedureExecutor.execProcedure(ProcedureExecutor.java:934)
at
org.apache.hadoop.hbase.procedure2.ProcedureExecutor.execLoop(ProcedureExecutor.java:736)
at
org.apache.hadoop.hbase.procedure2.ProcedureExecutor.execLoop(ProcedureExecutor.java:689)
at
org.apache.hadoop.hbase.procedure2.ProcedureExecutor.access$200(ProcedureExecutor.java:73)
at
org.apache.hadoop.hbase.procedure2.ProcedureExecutor$1.run(ProcedureExecutor.java:416)
Caused by: org.apache.hadoop.hbase.TableInfoMissingException: No table
descriptor file under
hdfs://cluster-name:8020/apps/hbase/data/data/default/table_pjtxpp3r74
at
org.apache.hadoop.hbase.util.FSTableDescriptors.getTableDescriptorFromFs(FSTableDescriptors.java:509)
at
org.apache.hadoop.hbase.util.FSTableDescriptors.getTableDescriptorFromFs(FSTableDescriptors.java:496)
at
org.apache.hadoop.hbase.util.FSTableDescriptors.getTableDescriptorFromFs(FSTableDescriptors.java:476)
at
org.apache.hadoop.hbase.backup.util.BackupServerUtil.copyTableRegionInfo(BackupServerUtil.java:172)
... 9 more
2016-06-15 06:38:29,875 INFO [ProcedureExecutorThread-3-EventThread]
zookeeper.ClientCnxn: EventThread shut down
2016-06-15 06:38:29,875 ERROR [ProcedureExecutorThread-3]
master.FullTableBackupProcedure:
BackupId=backup_1465972709112,startts=1465972709342,failedts=1465972709875,failedphase=null,failedmessage=org.apache.hadoop.hbase.TableInfoMissingException:
No table descriptor file under
hdfs://cluster-name:8020/apps/hbase/data/data/default/table_pjtxpp3r74
2016-06-15 06:38:29,884 ERROR [ProcedureExecutorThread-3]
procedure2.ProcedureExecutor: CODE-BUG: Uncatched runtime exception for
procedure: IncrementalTableBackupProcedure
(targetRootDir=hdfs://cluster-name:8020/user/hbase) id=100 state=FINISHED
java.lang.NullPointerException
at
org.apache.hadoop.hbase.backup.master.FullTableBackupProcedure.cleanupTargetDir(FullTableBackupProcedure.java:198)
at
org.apache.hadoop.hbase.backup.master.FullTableBackupProcedure.failBackup(FullTableBackupProcedure.java:276)
at
org.apache.hadoop.hbase.backup.master.IncrementalTableBackupProcedure.executeFromState(IncrementalTableBackupProcedure.java:186)
at
org.apache.hadoop.hbase.backup.master.IncrementalTableBackupProcedure.executeFromState(IncrementalTableBackupProcedure.java:54)
at
org.apache.hadoop.hbase.procedure2.StateMachineProcedure.execute(StateMachineProcedure.java:107)
at
org.apache.hadoop.hbase.procedure2.Procedure.doExecute(Procedure.java:443)
at
org.apache.hadoop.hbase.procedure2.ProcedureExecutor.execProcedure(ProcedureExecutor.java:934)
at
org.apache.hadoop.hbase.procedure2.ProcedureExecutor.execLoop(ProcedureExecutor.java:736)
at
org.apache.hadoop.hbase.procedure2.ProcedureExecutor.execLoop(ProcedureExecutor.java:689)
at
org.apache.hadoop.hbase.procedure2.ProcedureExecutor.access$200(ProcedureExecutor.java:73)
at
org.apache.hadoop.hbase.procedure2.ProcedureExecutor$1.run(ProcedureExecutor.java:416)
{code}
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