> Is there any way I can configure KeyCahce to use Non-Heap memory ?
No.
You could add a feature request here https://issues.apache.org/jira/browse/CASSANDRA
Could you post some stats on the current key cache size and hit rate ? (from nodetool info)
It would be interesting to know how many keys it contains Vs the number of rows on the box
and the hit rate.
Cheers
-----------------
Aaron Morton
Freelance Developer
@aaronmorton
http://www.thelastpickle.com
On 4/09/2012, at 3:01 PM, Ananth Gundabattula <agundabattula@threatmetrix.com> wrote:
>
> Is there any way I can configure KeyCahce to use Non-Heap memory ?
>
> We have large memory nodes : ~96GB memory per node and effectively using only 8 GB
configured for heap ( to avoid GC issues because of a large heap)
>
> We have a constraint with respect to :
> Row cache models don't reflect our data query patterns and hence can only optimize on
the key cache
> Time constrained to change our schema to be more NO-SQL specific
>
>
> Regards,
> Ananth
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