Re: postgres 9.0.4 configuration and performance issue

From: John R Pierce <pierce(at)hogranch(dot)com>
To: pgsql-general(at)postgresql(dot)org
Subject: Re: postgres 9.0.4 configuration and performance issue
Date: 2013-10-13 19:15:05
Message-ID: 525AF139.40604@hogranch.com
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On 10/13/2013 8:35 AM, akp geek wrote:
> thanks for the advice. One question I have is if I increase the
> shared_buffers to 16GB, then it won't restart because for the 32 bit
> version of postgres , we can't have shared buffers more than 3.2 GB
> right ? ( this from various blogs that I have read )

um, on a 32 bit system, no application can have over ~ 2-3GB of user
space, with the top 1-2GB taken by the kernel (this varies with
operating system). out of that, I wouldn't use more than about 1GB of
shared_buffers.

--
john r pierce 37N 122W
somewhere on the middle of the left coast

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