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https://issues.apache.org/jira/browse/HBASE-11544?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14308185#comment-14308185
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Lars Hofhansl commented on HBASE-11544:
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+1 to everything you said
And +1 to defer streaming for now, that will be somewhat tricky.

I think this is implicit but just to be sure: Are planning to keep the caching 
setting on Scan (maybe names rowLimit now, or whatever)? (So a client who only 
wants to see the first N rows can avoid downloading an entire batch)


> [Ergonomics] hbase.client.scanner.caching is dogged and will try to return 
> batch even if it means OOME
> ------------------------------------------------------------------------------------------------------
>
>                 Key: HBASE-11544
>                 URL: https://issues.apache.org/jira/browse/HBASE-11544
>             Project: HBase
>          Issue Type: Bug
>            Reporter: stack
>            Priority: Critical
>              Labels: beginner
>
> Running some tests, I set hbase.client.scanner.caching=1000.  Dataset has 
> large cells.  I kept OOME'ing.
> Serverside, we should measure how much we've accumulated and return to the 
> client whatever we've gathered once we pass out a certain size threshold 
> rather than keep accumulating till we OOME.



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