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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-8266) Master cannot start if TableNotFoundException is thrown while partial table recovery
Date Thu, 11 Apr 2013 05:45:20 GMT

    [ https://issues.apache.org/jira/browse/HBASE-8266?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13628689#comment-13628689
] 

Hudson commented on HBASE-8266:
-------------------------------

Integrated in hbase-0.95-on-hadoop2 #65 (See [https://builds.apache.org/job/hbase-0.95-on-hadoop2/65/])
    HBASE-8266-Master cannot start if TableNotFoundException is thrown while partial table
recovery(Ram) (Revision 1466566)

     Result = FAILURE
ramkrishna : 
Files : 
* /hbase/branches/0.95/hbase-client/src/main/java/org/apache/hadoop/hbase/zookeeper/ZKTable.java
* /hbase/branches/0.95/hbase-server/src/main/java/org/apache/hadoop/hbase/master/handler/CreateTableHandler.java
* /hbase/branches/0.95/hbase-server/src/main/java/org/apache/hadoop/hbase/master/handler/EnableTableHandler.java
* /hbase/branches/0.95/hbase-server/src/test/java/org/apache/hadoop/hbase/master/handler/TestCreateTableHandler.java

                
> Master cannot start if TableNotFoundException is thrown while partial table recovery
> ------------------------------------------------------------------------------------
>
>                 Key: HBASE-8266
>                 URL: https://issues.apache.org/jira/browse/HBASE-8266
>             Project: HBase
>          Issue Type: Bug
>    Affects Versions: 0.94.6, 0.95.0
>            Reporter: ramkrishna.s.vasudevan
>            Assignee: ramkrishna.s.vasudevan
>            Priority: Critical
>             Fix For: 0.98.0, 0.94.7, 0.95.1
>
>         Attachments: HBASE-8266_0.94.patch, HBASE-8266_1.patch, HBASE-8266.patch
>
>
> I was trying to create a table. The table creation failed
> {code}
> java.io.IOException: java.util.concurrent.ExecutionException: java.lang.IllegalStateException:
Could not instantiate a region instance.
> 	at org.apache.hadoop.hbase.util.ModifyRegionUtils.createRegions(ModifyRegionUtils.java:133)
> 	at org.apache.hadoop.hbase.master.handler.CreateTableHandler.handleCreateHdfsRegions(CreateTableHandler.java:256)
> 	at org.apache.hadoop.hbase.master.handler.CreateTableHandler.handleCreateTable(CreateTableHandler.java:204)
> 	at org.apache.hadoop.hbase.master.handler.CreateTableHandler.process(CreateTableHandler.java:153)
> 	at org.apache.hadoop.hbase.executor.EventHandler.run(EventHandler.java:130)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
> 	at java.lang.Thread.run(Thread.java:662)
> Caused by: java.util.concurrent.ExecutionException: java.lang.IllegalStateException:
Could not instantiate a region instance.
> 	at java.util.concurrent.FutureTask$Sync.innerGet(FutureTask.java:222)
> 	at java.util.concurrent.FutureTask.get(FutureTask.java:83)
> 	at org.apache.hadoop.hbase.util.ModifyRegionUtils.createRegions(ModifyRegionUtils.java:126)
> 	... 7 more
> Caused by: java.lang.IllegalStateException: Could not instantiate a region instance.
> 	at org.apache.hadoop.hbase.regionserver.HRegion.newHRegion(HRegion.java:3765)
> 	at org.apache.hadoop.hbase.regionserver.HRegion.createHRegion(HRegion.java:3870)
> 	at org.apache.hadoop.hbase.util.ModifyRegionUtils$1.call(ModifyRegionUtils.java:106)
> 	at org.apache.hadoop.hbase.util.ModifyRegionUtils$1.call(ModifyRegionUtils.java:103)
> 	at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
> 	at java.util.concurrent.FutureTask.run(FutureTask.java:138)
> 	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
> 	at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
> 	at java.util.concurrent.FutureTask.run(FutureTask.java:138)
> 	... 3 more
> Caused by: java.lang.reflect.InvocationTargetException
> 	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
> 	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
> 	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
> 	at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
> 	at org.apache.hadoop.hbase.regionserver.HRegion.newHRegion(HRegion.java:3762)
> 	... 11 more
> Caused by: java.lang.NoClassDefFoundError: org/apache/hadoop/hbase/CompoundConfiguration$1
> 	at org.apache.hadoop.hbase.CompoundConfiguration.add(CompoundConfiguration.java:82)
> 	at org.apache.hadoop.hbase.regionserver.HRegion.<init>(HRegion.java:438)
> 	at org.apache.hadoop.hbase.regionserver.HRegion.<init>(HRegion.java:401)
> 	... 16 more
> {code}
> Am not sure of the above failure.  The same setup is able to create new tables.
> Now the table is already in ENABLING state.  The master was restarted.
> Now as the table was found in ENABLING state but not added to META the EnableTableHandler

> {code}
> 2013-04-03 18:33:03,850 FATAL org.apache.hadoop.hbase.master.HMaster: Unhandled exception.
Starting shutdown.
> org.apache.hadoop.hbase.exceptions.TableNotFoundException: TestTable
> 	at org.apache.hadoop.hbase.master.handler.EnableTableHandler.prepare(EnableTableHandler.java:89)
> 	at org.apache.hadoop.hbase.master.AssignmentManager.recoverTableInEnablingState(AssignmentManager.java:2586)
> 	at org.apache.hadoop.hbase.master.AssignmentManager.joinCluster(AssignmentManager.java:390)
> 	at org.apache.hadoop.hbase.master.HMaster.finishInitialization(HMaster.java:777)
> 	at org.apache.hadoop.hbase.master.HMaster.run(HMaster.java:522)
> 	at java.lang.Thread.run(Thread.java:662)
> 2013-04-03 18:33:03,880 INFO org.apache.hadoop.hbase.master.HMaster: Aborting
> {code}
> This does not allow me to start my master further leading to unoperationable state of
the whole cluster.

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