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https://issues.apache.org/jira/browse/HBASE-17777?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15907758#comment-15907758
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Anoop Sam John commented on HBASE-17777:
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With out reducing the #threads and chunk, if we can reduce the test timing just 
by reducing the cell's size, then it should be done. Hope there is no need to 
reduce #cells written too. Good 

> TestMemstoreLAB#testLABThreading runs too long for a small test
> ---------------------------------------------------------------
>
>                 Key: HBASE-17777
>                 URL: https://issues.apache.org/jira/browse/HBASE-17777
>             Project: HBase
>          Issue Type: Improvement
>          Components: test
>    Affects Versions: 2.0.0
>            Reporter: ramkrishna.s.vasudevan
>            Assignee: ramkrishna.s.vasudevan
>            Priority: Minor
>
> While working on ChunkCreator/ChunkMap found that the test in 
> TestMSLAB#testLABThreading() runs for almost 5 mins and the whole test is 
> under smallTest category.
> The reason is that we are creating 35*2MB chunks from MSLAB. We try writing 
> data to these chunks until they are 50MB in size.
> And while verifying in order to check if the chunks are not 
> overwritten/overlapped we verify the content of the buffers.
> So we actually keep comparing 50MB buffer n  number of times. I suggest we 
> change this in a way that at max we create chunks whose size is totally at 
> 1MB or may be even lesser and write cells which are smaller in size. By doing 
> this we can drastically reduce the run time of this test. May be something 
> less than 1 min.



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