Re: increasing database connections

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От Joshua D. Drake
Тема Re: increasing database connections
Дата
Msg-id 45E6702A.5060602@commandprompt.com
обсуждение исходный текст
Ответ на Re: increasing database connections  ("Jonah H. Harris" <jonah.harris@gmail.com>)
Ответы Re: increasing database connections  (Mark Kirkwood <markir@paradise.net.nz>)
Re: increasing database connections  (Ron <rjpeace@earthlink.net>)
Список pgsql-performance
Jonah H. Harris wrote:
> On 3/1/07, Shiva Sarna <shivasarna@yahoo.co.in> wrote:
>> I am sorry if it is a repeat question but I want to know if database
>> performance will decrease if I increase the max-connections to 2000. At
>> present it is 100.
>
> Most certainly.  Adding connections over 200 will degrade performance
> dramatically.  You should look into pgpool or connection pooling from
> the application.

huh? That is certainly not my experience. I have systems that show no
depreciable performance hit on even 1000+ connections. To be fair to the
discussion, these are on systems with 4+ cores. Usually 8+ and
significant ram 16/32 gig fo ram.

Sincerely,

Joshua D. Drake


>


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