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From stack <st...@duboce.net>
Subject Re: hbase 0.20.0 Release Candidate 2 available for download
Date Tue, 18 Aug 2009 18:46:25 GMT
Please file a bug Billy.

IMO this is not a critical issue since its easy enough making a workaround.

Thanks,
St.Ack

On Tue, Aug 18, 2009 at 10:58 AM, Billy Pearson
<sales@pearsonwholesale.com>wrote:

> testing RC2
>
> found
> 2009-08-18 12:54:16,572 FATAL
> org.apache.hadoop.hbase.regionserver.MemStoreFlusher: Replay of hlog
> required. Forcing server shutdown
> org.apache.hadoop.hbase.DroppedSnapshotException: region:
> webdata,http:\x2F\x2Fanaal-genomen.isporno.nl\x2F,1250569930062
>       at
> org.apache.hadoop.hbase.regionserver.HRegion.internalFlushcache(HRegion.java:950)
>       at
> org.apache.hadoop.hbase.regionserver.HRegion.flushcache(HRegion.java:843)
>       at
> org.apache.hadoop.hbase.regionserver.MemStoreFlusher.flushRegion(MemStoreFlusher.java:241)
>       at
> org.apache.hadoop.hbase.regionserver.MemStoreFlusher.run(MemStoreFlusher.java:149)
> Caused by: java.io.IOException: Key length 183108 > 65536
>       at
> org.apache.hadoop.hbase.io.hfile.HFile$Writer.checkKey(HFile.java:511)
>       at
> org.apache.hadoop.hbase.io.hfile.HFile$Writer.append(HFile.java:479)
>       at
> org.apache.hadoop.hbase.io.hfile.HFile$Writer.append(HFile.java:447)
>       at
> org.apache.hadoop.hbase.regionserver.Store.internalFlushCache(Store.java:525)
>       at
> org.apache.hadoop.hbase.regionserver.Store.flushCache(Store.java:489)
>       at
> org.apache.hadoop.hbase.regionserver.HRegion.internalFlushcache(HRegion.java:935)
>       ... 3 more
>
>
> looks like from a mr job we allow keys larger then 65536 to be processed
> but when the memcache flush happends we kill the server should the client
> not fail before the long key gets in to memory?
>
> Billy
>
>
>
> "stack" <stack@duboce.net> wrote in message
> news:7c962aed0908172252q5eab02fax7dfada4ee99dcb32@mail.gmail.com...
>
>> The second hbase 0.20.0 release candidate is available for download:
>>
>> http://people.apache.org/~stack/hbase-0.20.0-candidate-2/<http://people.apache.org/%7Estack/hbase-0.20.0-candidate-2/>
>>
>> Near to 450 issues have been addressed since the 0.19 branch.  Release
>> notes
>> are available here: http://su.pr/18zcEO <http://tinyurl.com/8xmyx9>.
>>
>> HBase 0.20.0 runs on Hadoop 0.20.0.  Alot has changed since 0.19.x
>> including
>> configuration fundamentals.  Be sure to read the 'Getting Started'
>> documentation in 0.20.0 available here: http://su.pr/8YQjHO
>>
>> If you wish to bring your 0.19.x hbase data forward to 0.20.0, you will
>> need
>> to run a migration.  See http://wiki.apache.org/hadoop/Hbase/HowToMigrate
>> .
>> First read the overview and then go to the section, 'From 0.19.x to
>> 0.20.x'.
>>
>> Should we release this candidate as hbase 0.20.0?  Please vote +1/-1 by
>> Wednesday, August 25th.
>>
>> Yours,
>> The HBasistas
>>
>>
>
>

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