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List: postgresql-general
Subject: Re: [GENERAL] Disadvantages on having too many page slots?
From: Jim Nasby <decibel () decibel ! org>
Date: 2007-04-30 12:42:44
Message-ID: 993EB07C-F6E1-4816-912F-6CEA5D218568 () decibel ! org
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On Apr 18, 2007, at 4:39 PM, Csaba Nagy wrote:
>> Other than hard disk space, are there any disadvantages on
>> having a large number of page slots?
>
> It's not using hard disk space, it's using shared memory, so you might
> want to adjust it to make that memory available for other purposes...
AFAIK, the FSM is written out during a clean shutdown... so from that
standpoint it does take disk space. But obviously the memory usage is
the only real concern.
--
Jim Nasby jim@nasby.net
EnterpriseDB http://enterprisedb.com 512.569.9461 (cell)
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