Re: Optimizing further - Mailing list pgsql-general

From Ken Williams
Subject Re: Optimizing further
Date
Msg-id D6A78FBC-7F40-11D6-B92F-003065F6D85A@mathforum.org
Whole thread Raw
In response to Re: Optimizing further  (Tom Lane <tgl@sss.pgh.pa.us>)
Responses Re: Optimizing further  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-general
On Friday, June 14, 2002, at 12:35  PM, Tom Lane wrote:
> Ken Williams <ken@mathforum.org> writes:
>> When I run the query, it takes a really long time (10 seconds)
>> the first time I execute it, and then returns instantly the
>> second time.
>
> That sounds like a caching issue.  How much RAM do you have,
> what have you got shared_buffers set to, etc?

Hi Tom,

'top' reports 1024M of real memory, with 819M virtual.  shared_buffers
is currently set to 64.  Is there some information about the table
itself or the index that would be helpful to know?

  -Ken


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