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https://issues.apache.org/jira/browse/PHOENIX-1752?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14371645#comment-14371645
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Mujtaba Chohan commented on PHOENIX-1752:
-----------------------------------------

[~jamestaylor] Default client thread pool size was used. 

> Phoenix should not "early-start" TableResultIterators
> -----------------------------------------------------
>
>                 Key: PHOENIX-1752
>                 URL: https://issues.apache.org/jira/browse/PHOENIX-1752
>             Project: Phoenix
>          Issue Type: Bug
>            Reporter: Lars Hofhansl
>              Labels: 4.3.1
>         Attachments: 1752.txt
>
>
> Currently Phoenix early-starts TableResultIterators.
> I do not think that is correct; what happens is that the scanner will start 
> working simply by being created, and the work is not handled by the 
> threadpool. In other words merely creating the iterator will start to do 
> work, regardless of how large the Phoenix pool is size. It might seem to be 
> faster, but only because we're throwing more threads at it than we say we 
> would. Making the threadpool larger should get us back to the same the 
> performance.
> The main task here is to perf test this.



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