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fastest way to run tests - HBase - [mail # dev]
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...Hi devs - are there any commands to pass to "mvn test" to get it to run the tests more aggressively. Trying to run it on i7 / 32G / SSD, and only seeing 10 or 20% cpu usage and negligi...
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Author: Matt Corgan,
2012-08-26, 22:57
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Re: How to query by rowKey-infix - HBase - [mail # user]
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...Yeah - just thought i'd point it out since people often have small tables in their cluster alongside the big ones, and when generating reports, sometimes you don't care if it finishes in 10 ...
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Author: Matt Corgan,
2012-08-03, 01:29
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Re: How to query by rowKey-infix - HBase - [mail # user]
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...Also Christian, don't forget you can read all the rows back to the client and do the filtering there using whatever logic you like. HBase Filters can be thought of as an optimization (...
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Author: Matt Corgan,
2012-08-02, 23:09
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Re: How to query by rowKey-infix - HBase - [mail # user]
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...When deciding between a table scan vs secondary index, you should try to estimate what percent of the underlying data blocks will be used in the query. By default, each block is 64KB. ...
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Author: Matt Corgan,
2012-07-31, 17:41
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[HBASE-6226] move DataBlockEncoding and related classes to hbase-common module - HBase - [issue]
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...In order to isolate the implementation details of HBASE-4676 (PrefixTrie encoding) and other DataBlockEncoders by putting them in modules, this pulls up the DataBlockEncoding related interfa...
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http://issues.apache.org/jira/browse/HBASE-6226
Author: Matt Corgan,
2012-07-03, 12:12
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Re: Test for KeyValue - HBase - [mail # dev]
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...Hi guys - i agree it should be moved up and with Jesse's other comments as well. I have a patch in HBASE-6234that moves the tests if one of the committers wants to take a look. I...
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Author: Matt Corgan,
2012-07-01, 20:01
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Re: Understanding HBase log output regarding memstore flush - HBase - [mail # user]
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...Hi Asaf, I believe HDFS will see the 35.5MB worth of data. The 132.7MB is the size of the data in the memstore with the overhead of the ConcurrentSkipListMap which is a pointer-h...
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Author: Matt Corgan,
2012-06-28, 17:33
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Re: Performance Testing - HBase - [mail # dev]
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...just brainstorming =) Some of those are motivated by the performance tests i wrote for data block encoding: Link. In that directory: * SeekBenchmarkMain gathers all of the ...
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Author: Matt Corgan,
2012-06-21, 22:05
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Re: Performance Testing - HBase - [mail # dev]
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...These are geared more towards development than regression testing, but here are a few ideas that I would find useful: * Ability to run the performance tests (or at least a subset of th...
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Author: Matt Corgan,
2012-06-21, 19:36
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Re: FindBugs-related build error - HBase - [mail # dev]
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...I noticed you are missing the "s" on -DskipTests (mvn -DskipTest package), but that's probably unrelated. On Wed, Jun 20, 2012 at 7:47 PM, Ted Yu wrote: ...
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Author: Matt Corgan,
2012-06-21, 05:28
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