On Sun, Sep 17, 2017 at 7:04 AM, Dilip Kumar <dilipbal...@gmail.com> wrote:
> I used  lossy_pages = max(0, total_pages - maxentries / 2). as
> suggesed by Alexander.

Does that formula accurately estimate the number of lossy pages?

The performance results look good, but that's a slightly different
thing from whether the estimate is accurate.

+    nbuckets = tbm_calculate_entires(maxbytes);


Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company

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