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Re: Region statistics created during major compaction - HBase - [mail # user]
...Hi Ted,hmm, the stripe compaction seems to solve the problem, provided there will be some statistics available (ideally over RPC on HMaster) for each stripe (subregion range). In my original...
   Author: Jan Lukavský, 2014-04-30, 10:49
Re: Scanner returning keys out of order - HBase - [mail # user]
...Hi JM,  thanks for reply, we will upgrade and check if the problem goes away.  Cheers,   Jan  On 17.5.2013 15:44, Jean-Marc Spaggiari wrote:...
   Author: Jan Lukavský, 2013-05-20, 07:58
Re: Why ScannerTimeoutException is not handled in TableInputFormat? - HBase - [mail # user]
...Hi Vrushali,  the issue is https://issues.apache.org/jira/browse/HBASE-5757. There are  two patches, one is applicable against trunk, the other simple simple  version should b...
   Author: Jan Lukavský, 2012-05-21, 07:29
Re: TableInputFormat and TableOutputFormat are not using hbase resource from cloud configuration - HBase - [mail # user]
...Hi Dino,  the configuraion is loaded by call to  TableMapReduceUtil.initTable{Mapper,Reducer}Job(), which you should  probably use to setup your jobs.  Regards,   Ja...
   Author: Jan Lukavský, 2011-12-20, 08:35
Re: ScannerTimeoutException - HBase - [mail # user]
...Hi Geoff,  I believe you don't need the scan.addColumn() when you add the whole  family. Although this should not affect the timeouts. If the timeouts  are getting more freque...
   Author: Jan Lukavský, 2011-09-08, 15:34
Re: MapReduce configuration issues - HBase - [mail # user]
...I overlooked the second call to addHbaseResources in  initTableReducerJob, the same issue applies there too.  Index: src/main/java/org/apache/hadoop/hbase/HBaseConfiguration.java =...
   Author: Jan Lukavský, 2011-08-26, 11:18
Re: ScannerTimeoutException during MapReduce - HBase - [mail # user]
...Hi all,  as J-D suggested, I tried to enable DEBUG level in client and it turned  out that the problem is caused by reading too sparse columns. Let's say  we have 1 milion row...
   Author: Jan Lukavský, 2011-08-16, 07:58
Re: rollback to 0.20 - HBase - [mail # user]
...Hi all,  we were forced to backport to  0.20.6 the new format of region names (we  had region hash collisions), that is we have  HRegionInfo.encodeRegionName as follows &...
   Author: Jan Lukavský, 2011-04-28, 08:58
Re: Thrift WAL - HBase - [mail # user]
...Hi J-D,   should an issue by filled on this? We might try to provide a patch,  after agreement on where to put this option. Should it be member of  Mutation, or a new call sho...
   Author: Jan Lukavský, 2011-01-11, 09:46
Re: Region loadbalancing - HBase - [mail # user]
...Hi,   sure, we are experiencing the following:    - regions are getting unavailable for much less time, so clients are  no longer failing (in fact some of them usually st...
   Author: Jan Lukavský, 2011-01-11, 09:40
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