| From: | Robert Haas <robertmhaas(at)gmail(dot)com> |
|---|---|
| To: | Bruce Momjian <bruce(at)momjian(dot)us> |
| Cc: | Andres Freund <andres(at)anarazel(dot)de>, pgsql-hackers(at)postgresql(dot)org, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com> |
| Subject: | Re: profiling connection overhead |
| Date: | 2010-11-28 05:01:59 |
| Message-ID: | AANLkTinXCmWWqBGxe2Z7Ub9j4orRs-9N-+RSK=BXJ674@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Sat, Nov 27, 2010 at 11:18 PM, Bruce Momjian <bruce(at)momjian(dot)us> wrote:
> Not sure that information moves us forward. If the postmaster cleared
> the memory, we would have COW in the child and probably be even slower.
Well, we can determine the answers to these questions empirically. I
think some more scrutiny of the code with the points you and Andres
and Tom have raised is probably in order, and probably some more
benchmarking, too. I haven't had a chance to do that yet, however.
--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company
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