Re: Postgresql on an AMD64 machine

From: Vivek Khera <vivek(at)khera(dot)org>
To: pgsql-performance(at)postgresql(dot)org
Subject: Re: Postgresql on an AMD64 machine
Date: 2005-06-06 18:32:14
Message-ID: B7B155A6-D36E-47B3-B05A-B83504434E9F@khera.org
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On Jun 6, 2005, at 1:53 PM, Mark Rinaudo wrote:

> I'm questioning the number of semaphores being used. In order for
> postgresql to start I had to set the maximum number of semaphores
> system
> wide to 6000000. This seems to be an abnormal amount of
> semaphores. I'm
> curious if this is a bug in the amd64 postgresql port. Is anyone else
> using postgresql on an AMD64 machine without similar issues?
>

No such nonsense required for me under FreeBSD 5.4/amd64. I used the
same settings I had under i386 OS. Postgres uses very few
semaphores, from what I recall. My system shows 13 active semaphores.

Vivek Khera, Ph.D.
+1-301-869-4449 x806

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