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From "Edward J. Yoon" <edwardy...@apache.org>
Subject Re: org.apache.hadoop.hbase.UnknownScannerException
Date Mon, 10 Nov 2008 07:09:57 GMT
In my own tests, It seems only happen on commodity PC cluster. (It
doesn't appear on e-slim servers.)

On Fri, Nov 7, 2008 at 10:34 AM, Edward J. Yoon <edwardyoon@apache.org> wrote:
> Hmm, Thanks. I'll try it.
>
> On Fri, Nov 7, 2008 at 3:38 AM, Andrew Purtell <apurtell@yahoo.com> wrote:
>> Have you tried increasing the regionserver timeout to be the same as your mapred
task timeout? This way scanners will live at least as long as your tasks.
>>
>> Maybe during your upgrade your conf was changed?
>>
>>   - Andy
>>
>>> From: Edward J. Yoon <edwardyoon@apache.org>
>>> Subject: org.apache.hadoop.hbase.UnknownScannerException
>>> To: hbase-user@hadoop.apache.org, hama-dev@incubator.apache.org
>>> Date: Wednesday, November 5, 2008, 11:52 PM
>>>
>>> After upgrade hadoop to 0.18.2 from 0.18.1, I received an
>>> UnknownScannerException. And, Map in/output bytes are only
>>> 288 bytes.
>>>
>>> Does anyone know about this?
>>>
>>
>>
>>
>>
>
>
>
> --
> Best Regards, Edward J. Yoon @ NHN, corp.
> edwardyoon@apache.org
> http://blog.udanax.org
>



-- 
Best Regards, Edward J. Yoon @ NHN, corp.
edwardyoon@apache.org
http://blog.udanax.org

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