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From "Jeffrey Zhong (JIRA)" <j...@apache.org>
Subject [jira] [Assigned] (HBASE-10809) HBaseAdmin#deleteTable fails when META region happen to move around same time
Date Fri, 21 Mar 2014 21:23:46 GMT

     [ https://issues.apache.org/jira/browse/HBASE-10809?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Jeffrey Zhong reassigned HBASE-10809:
-------------------------------------

    Assignee: Jeffrey Zhong

> HBaseAdmin#deleteTable fails when META region happen to move around same time
> -----------------------------------------------------------------------------
>
>                 Key: HBASE-10809
>                 URL: https://issues.apache.org/jira/browse/HBASE-10809
>             Project: HBase
>          Issue Type: Bug
>    Affects Versions: 0.98.0, 0.96.1, 0.99.0
>            Reporter: Jeffrey Zhong
>            Assignee: Jeffrey Zhong
>
> The issue is that in the retry loop, we never refetch the latest meta location. So if
meta starts to move right after the function get Meta server location, the delete table eventually
may fail with {code}org.apache.hadoop.hbase.NotServingRegionException: Region hbase:meta,,1
is not online{code}
> Below is the stack trace:
> {code}
> 2014-01-31 04:02:41,943|beaver.machine|INFO|Caused by: org.apache.hadoop.hbase.ipc.RemoteWithExtrasException(org.apache.hadoop.hbase.NotServingRegionException):
org.apache.hadoop.hbase.NotServingRegionException: Region hbase:meta,,1 is not online
> 2014-01-31 04:02:41,943|beaver.machine|INFO|at org.apache.hadoop.hbase.regionserver.HRegionServer.getRegionByEncodedName(HRegionServer.java:2585)
> 2014-01-31 04:02:41,943|beaver.machine|INFO|at org.apache.hadoop.hbase.regionserver.HRegionServer.getRegion(HRegionServer.java:3952)
> 2014-01-31 04:02:41,944|beaver.machine|INFO|at org.apache.hadoop.hbase.regionserver.HRegionServer.scan(HRegionServer.java:2977)
> 2014-01-31 04:02:41,944|beaver.machine|INFO|at org.apache.hadoop.hbase.protobuf.generated.ClientProtos$ClientService$2.callBlockingMethod(ClientProtos.java:26929)
> 2014-01-31 04:02:41,944|beaver.machine|INFO|at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:2175)
> 2014-01-31 04:02:41,944|beaver.machine|INFO|at org.apache.hadoop.hbase.ipc.RpcServer$Handler.run(RpcServer.java:1879)
> 2014-01-31 04:02:41,945|beaver.machine|INFO|
> 2014-01-31 04:02:41,945|beaver.machine|INFO|at org.apache.hadoop.hbase.ipc.RpcClient.call(RpcClient.java:1449)
> 2014-01-31 04:02:41,945|beaver.machine|INFO|at org.apache.hadoop.hbase.ipc.RpcClient.callBlockingMethod(RpcClient.java:1653)
> 2014-01-31 04:02:41,946|beaver.machine|INFO|at org.apache.hadoop.hbase.ipc.RpcClient$BlockingRpcChannelImplementation.callBlockingMethod(RpcClient.java:1711)
> 2014-01-31 04:02:41,946|beaver.machine|INFO|at org.apache.hadoop.hbase.protobuf.generated.ClientProtos$ClientService$BlockingStub.scan(ClientProtos.java:27332)
> 2014-01-31 04:02:41,946|beaver.machine|INFO|at org.apache.hadoop.hbase.client.HBaseAdmin.deleteTable(HBaseAdmin.java:648)
> {code}



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