Re: [PERFORM] Memory question on win32 systems
- From: "Dave Page" <dpage(at)pgadmin(dot)org>
- To: Justin <justin(at)emproshunts(dot)com>
- Cc: "Merlin Moncure" <mmoncure(at)gmail(dot)com>, Sabbiolina <sabbiolina(at)gmail(dot)com>, pgsql-hackers(at)postgresql(dot)org
- Subject: Re: [PERFORM] Memory question on win32 systems
- Date: Thu, 29 May 2008 17:03:06 +0100
- Message-id: <937d27e10805290903o6a227d69k5ad3dda5a920390d(at)mail(dot)gmail(dot)com>
On Thu, May 29, 2008 at 4:52 PM, Dave Page <dpage(at)pgadmin(dot)org> wrote:
> On Thu, May 29, 2008 at 4:45 PM, Justin <justin(at)emproshunts(dot)com> wrote:
>>
>> Then what is the purpose of shared buffers if nothing is being reused is it
>> only used to keep track locks, changes and what is to being spooled to the
>> kernel???
>
> It caches disk pages (and holds other data structures), not query results.
Oops, misread that. Shared *buffers* is disk pages. Shared memory
holds the buffers and other stuff as well.
--
Dave Page
EnterpriseDB UK: http://www.enterprisedb.com
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