| From: | Bruce Momjian <bruce(at)momjian(dot)us> |
|---|---|
| To: | Jeff Janes <jeff(dot)janes(at)gmail(dot)com> |
| Cc: | Peter Geoghegan <peter(at)2ndquadrant(dot)com>, PG Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Have we out-grown Flex? |
| Date: | 2012-05-02 18:15:46 |
| Message-ID: | 20120502181546.GC21098@momjian.us |
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| Lists: | pgsql-hackers |
On Wed, May 02, 2012 at 10:37:58AM -0700, Jeff Janes wrote:
> I could try to clean up and post the patch that implements this if you want.
>
> The second method was just to do --enable-profiling on a stock build
> and look at the call graph section of gprof output. It attributed 50%
> to pg_plan_queries and children and about 10% to each of
> pg_parse_query and pg_analyze_and_rewrite (including their respective
> children). I don't put tremendous faith in gprof's call graph, but
> the fact that the results are in agreement with the other method gives
> me more confidence in both.
Those are the ratio's I (and I think Tom) expected to see.
--
Bruce Momjian <bruce(at)momjian(dot)us> http://momjian.us
EnterpriseDB http://enterprisedb.com
+ It's impossible for everything to be true. +
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