| From: | Matthew Wakeling <matthew(at)flymine(dot)org> |
|---|---|
| To: | Simon Riggs <simon(at)2ndQuadrant(dot)com> |
| Cc: | Stefan Kaltenbrunner <stefan(at)kaltenbrunner(dot)cc>, Dimitri <dimitrik(dot)fr(at)gmail(dot)com>, Dimitri Fontaine <dfontaine(at)hi-media(dot)com>, Alvaro Herrera <alvherre(at)commandprompt(dot)com>, Aidan Van Dyk <aidan(at)highrise(dot)ca>, Merlin Moncure <mmoncure(at)gmail(dot)com>, PostgreSQL Performance <pgsql-performance(at)postgresql(dot)org> |
| Subject: | Re: Any better plan for this query?.. |
| Date: | 2009-05-12 15:05:37 |
| Message-ID: | alpine.DEB.2.00.0905121604110.2341@aragorn.flymine.org |
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| Thread: | |
| Lists: | pgsql-performance |
On Tue, 12 May 2009, Simon Riggs wrote:
>> won't connect operations be all handled by a
>> single thread - the parent postmaster?
>
> No, we spawn then authenticate.
But you still have a single thread doing the accept() and spawn. At some
point (maybe not now, but in the future) this could become a bottleneck
given very short-lived connections.
Matthew
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