Re: Confusion on shared buffer - Mailing list pgsql-performance

From S Arvind
Subject Re: Confusion on shared buffer
Date
Msg-id abf9211d0910022311n26b86d38y6928b1aec8c4c9c9@mail.gmail.com
Whole thread Raw
In response to Re: Confusion on shared buffer  (Robert Haas <robertmhaas@gmail.com>)
Responses Re: Confusion on shared buffer  (Robert Haas <robertmhaas@gmail.com>)
List pgsql-performance
Thanks Robert,
         So for our scenario what is the most important factor to be noted for performance.

-Arvind S


On Sat, Oct 3, 2009 at 12:49 AM, Robert Haas <robertmhaas@gmail.com> wrote:
On Thu, Oct 1, 2009 at 4:11 AM, S Arvind <arvindwill@gmail.com> wrote:
> In some docs i read that shared buffer must be increased based on the
> maximum dataset size. For my scenario the dataset size is relative small
> less then a Gb, but database#  handled by a server is nearly 200db per
> server and average connection# to server will be >500 (approx 5/per each
> DB). So for this scenario will increase in shared buffer will increase the
> performance.
> FYI: RAM in 8GB

I'm pretty sure that won't help to make shared buffers larger than the
size of your entire cluster.

...Robert

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