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From Mesos ReviewBot <revi...@mesos.apache.org>
Subject Re: Review Request 51785: [HBASE-16608] Merge for the segments in the compaction pipeline and simplifying the user interface for in-memory flush
Date Thu, 15 Sep 2016 14:13:06 GMT

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https://reviews.apache.org/r/51785/#review149062
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Bad review!

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- Mesos ReviewBot


On Sept. 15, 2016, 12:03 p.m., Anastasia Braginsky wrote:
> 
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> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/51785/
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> 
> (Updated Sept. 15, 2016, 12:03 p.m.)
> 
> 
> Review request for mesos.
> 
> 
> Repository: hbase-git
> 
> 
> Description
> -------
> 
> This is a step toward final compacting memstore that allowes two modes of work: index-compaction
and data-compaction. 
> 
> The index-compaction means that when the new segment is pushed into the pipeline, it
is flattened and probably merged with old segments in the pipeline. The new merge "feature"
induces no data-copy-compaction and no speculative SQM scan. 
> The compacting memstore of the data-compaction type means the usage of the data-copy-compaction.
> 
> 
> Diffs
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> 
>   src/Makefile.am 2dd7913a1477f3c3560be4e2c1450b93fb3afc78 
>   src/launcher/default_executor.cpp PRE-CREATION 
> 
> Diff: https://reviews.apache.org/r/51785/diff/
> 
> 
> Testing
> -------
> 
> 
> Thanks,
> 
> Anastasia Braginsky
> 
>


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