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From Sebastian Bauer <ad...@ugame.net.pl>
Subject Re: NPE after restarting
Date Sat, 23 Oct 2010 21:12:18 GMT
This happen again, i cannot start hbase so any log data need to be get
from hadoop

W dniu 23.10.2010 22:17, Stack pisze:
> If you restart master again, still NPE?  What version of hbase?  So,
> your meta has an empty info:regioninfo cell.  When you do ./bin/hbase,
> is there an hbck to run?  If so, run it and what does it report?
> StAck
>
> On Sat, Oct 23, 2010 at 11:21 AM, Sebastian Bauer <admin@ugame.net.pl> wrote:
>> Today i found this problem after restarting hbase:
>>
>>
>> 2010-10-23 20:16:17,882 DEBUG
>> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation:
>> Lookedup root region location,
>> connection=org.apache.hadoop.hbase.client.HConnectionManager$HConnectionIm
>> 2010-10-23 20:16:17,890 DEBUG
>> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation:
>> Cached location for .META.,,1.1028785192 is
>> db2a.goldenline.pl:60020
>> 2010-10-23 20:16:18,432 FATAL org.apache.hadoop.hbase.master.HMaster:
>> Unhandled exception. Starting
>> shutdown.
>>
>> java.lang.NullPointerException
>>
>>        at
>> org.apache.hadoop.hbase.util.Writables.getWritable(Writables.java:75)
>>
>>        at
>> org.apache.hadoop.hbase.util.Writables.getHRegionInfo(Writables.java:119)
>>
>>        at
>> org.apache.hadoop.hbase.client.MetaScanner$1.processRow(MetaScanner.java:188)
>>
>>        at
>> org.apache.hadoop.hbase.client.MetaScanner.metaScan(MetaScanner.java:157)
>>
>>        at
>> org.apache.hadoop.hbase.client.MetaScanner.metaScan(MetaScanner.java:69)
>>
>>        at
>> org.apache.hadoop.hbase.client.MetaScanner.metaScan(MetaScanner.java:54)
>>
>>        at
>> org.apache.hadoop.hbase.client.MetaScanner.listAllRegions(MetaScanner.java:195)
>>
>>        at
>> org.apache.hadoop.hbase.master.AssignmentManager.assignAllUserRegions(AssignmentManager.java:1048)
>>
>>        at
>> org.apache.hadoop.hbase.master.HMaster.finishInitialization(HMaster.java:379)
>>
>>        at
>> org.apache.hadoop.hbase.master.HMaster.run(HMaster.java:265)
>>
>> 2010-10-23 20:16:18,433 INFO org.apache.hadoop.hbase.master.HMaster:
>> Aborting
>>
>> 2010-10-23 20:16:18,433 DEBUG org.apache.hadoop.hbase.master.HMaster:
>> Stopping service threads
>>


-- 

Pozdrawiam
Sebastian Bauer
-----------------------------------------------------
http://tikecik.pl


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