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https://issues.apache.org/jira/browse/CASSANDRA-3497?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Brandon Williams updated CASSANDRA-3497:
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    Description: When you have a live dc and purely analytical dc, in many 
situations you can have less nodes on the analytical side, but end up getting 
restricted by having the BloomFilters in-memory, even though you have 
absolutely no use for them.  It would be nice if you could reduce this memory 
requirement by tuning the desired FP ratio, or even just disabling them 
altogether.  (was: When you have a live dc and purely analytical dc, in many 
situations you can have less nodes on the analytical side, but end up getting 
restricted by having the BloomFilters in-memory, even though so you have 
absolutely no use for them.  It would be nice if you could reduce this memory 
requirement by tuning the desired FP ratio, or even just disabling them 
altogether.)
    
> BloomFilter FP ratio should be configurable or size-restricted some other way
> -----------------------------------------------------------------------------
>
>                 Key: CASSANDRA-3497
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-3497
>             Project: Cassandra
>          Issue Type: New Feature
>          Components: Core
>            Reporter: Brandon Williams
>
> When you have a live dc and purely analytical dc, in many situations you can 
> have less nodes on the analytical side, but end up getting restricted by 
> having the BloomFilters in-memory, even though you have absolutely no use for 
> them.  It would be nice if you could reduce this memory requirement by tuning 
> the desired FP ratio, or even just disabling them altogether.

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