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https://issues.apache.org/jira/browse/HBASE-13527?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jonathan Lawlor updated HBASE-13527:
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    Status: Patch Available  (was: Open)

> The default value for hbase.client.scanner.max.result.size is never actually 
> set on Scans
> -----------------------------------------------------------------------------------------
>
>                 Key: HBASE-13527
>                 URL: https://issues.apache.org/jira/browse/HBASE-13527
>             Project: HBase
>          Issue Type: Bug
>    Affects Versions: 0.98.12, 1.0.0, 2.0.0, 1.1.0, 1.2.0
>            Reporter: Jonathan Lawlor
>         Attachments: HBASE-13527-v1.patch
>
>
> Now that max result size is driven from the client side like caching 
> (HBASE-13362), we also need to set Scan.maxResultSize to the default value of 
> hbase.client.scanner.max.result.size which is never performed. I think this 
> has gone unnoticed because the server used to read the configuration 
> hbase.client.scanner.max.result.size for itself, but now we expect the 
> serialized Scan sent from the client side to contain this information. 
> Realistically this should have been set on the Scans even before HBASE-13362, 
> it's surprising that it's not as the scanner code seems to indicate otherwise.
> Ultimately, the end result is that, by default, scan RPC's are limited by 
> hbase.server.scanner.max.result.size (note this is the new server side config 
> not the client side config) which has a default value of 100 MB. The scan 
> RPC's should instead be limited by hbase.client.scanner.max.result.size which 
> has a default value of 2 MB.



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