[HBASE-19088] move_tables_rsgroup will throw an exception when the table is disabled

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.0.0-alpha-1
• Fix Version/s: 1.4.0, 2.0.0
• Component/s: rsgroup
• Hadoop Flags: Reviewed
• Assignee: Guangxu Cheng
• Reporter: Guangxu Cheng
• Created: 25/Oct/17 12:22
• Updated: 01/Aug/18 06:20
• Resolved: 08/Nov/17 01:39

Description

When the table is disabled, move_tables_rsgroup will throw an exception, but the table has been moved to the new group successfully.

hbase(main):009:0> move_tables_rsgroup 'default',['t1']
ERROR: java.io.IOException
        at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:465)
        at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:134)
        at org.apache.hadoop.hbase.ipc.RpcExecutor$Handler.run(RpcExecutor.java:325)
        at org.apache.hadoop.hbase.ipc.RpcExecutor$Handler.run(RpcExecutor.java:305)
Caused by: java.lang.NullPointerException
        at org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos$MoveRegionStateData$Builder.setSourceServer(MasterProcedureProtos.java:26022)
        at org.apache.hadoop.hbase.master.assignment.MoveRegionProcedure.serializeStateData(MoveRegionProcedure.java:133)
        at org.apache.hadoop.hbase.procedure2.ProcedureUtil.convertToProtoProcedure(ProcedureUtil.java:198)
        at org.apache.hadoop.hbase.procedure2.store.wal.ProcedureWALFormat.writeEntry(ProcedureWALFormat.java:211)
        at org.apache.hadoop.hbase.procedure2.store.wal.ProcedureWALFormat.writeInsert(ProcedureWALFormat.java:222)
        at org.apache.hadoop.hbase.procedure2.store.wal.WALProcedureStore.insert(WALProcedureStore.java:470)
        at org.apache.hadoop.hbase.procedure2.ProcedureExecutor.submitProcedure(ProcedureExecutor.java:866)
        at org.apache.hadoop.hbase.procedure2.ProcedureExecutor.submitProcedure(ProcedureExecutor.java:835)
        at org.apache.hadoop.hbase.master.procedure.ProcedureSyncWait.submitAndWaitProcedure(ProcedureSyncWait.java:120)
        at org.apache.hadoop.hbase.master.assignment.AssignmentManager.move(AssignmentManager.java:557)
        at org.apache.hadoop.hbase.rsgroup.RSGroupAdminServer.moveTables(RSGroupAdminServer.java:413)
        at org.apache.hadoop.hbase.rsgroup.RSGroupAdminEndpoint$RSGroupAdminServiceImpl.moveTables(RSGroupAdminEndpoint.java:190)
        at org.apache.hadoop.hbase.protobuf.generated.RSGroupAdminProtos$RSGroupAdminService.callMethod(RSGroupAdminProtos.java:12786)
        at org.apache.hadoop.hbase.master.MasterRpcServices.execMasterService(MasterRpcServices.java:786)
        at org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos$MasterService$2.callBlockingMethod(MasterProtos.java)
        at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:406)
        ... 3 more

Reassign tables from one RegionServer group to another.

Example:

  hbase> move_tables_rsgroup 'dest',['table1','table2']


Took 0.0297 seconds