Re: Postgre Performance

From: Raghavendra <raghavendra(dot)rao(at)enterprisedb(dot)com>
To: "Deshpande, Yogesh Sadashiv (STSD-Openview)" <yogesh-sadashiv(dot)deshpande(at)hp(dot)com>
Cc: "pgsql-general(at)postgresql(dot)org" <pgsql-general(at)postgresql(dot)org>
Subject: Re: Postgre Performance
Date: 2011-10-18 16:15:37
Message-ID: CA+h6Ahhv4eA611CDZSN5-hONwg-wDVQa_4+Mwa6Z1x+2-aW1+Q@mail.gmail.com
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Dear Yogesh,

To get best answer's from community member's you need to provide complete
information like,PG version, Server /Hardware info etc., So that it help's
member's to assist you in right way.

http://wiki.postgresql.org/wiki/Guide_to_reporting_problems

---
Regards,
Raghavendra
EnterpriseDB Corporation
Blog: http://raghavt.blogspot.com/

On Tue, Oct 18, 2011 at 7:27 PM, Deshpande, Yogesh Sadashiv (STSD-Openview)
<yogesh-sadashiv(dot)deshpande(at)hp(dot)com> wrote:

> Hello ,****
>
> ** **
>
> We have a setup where in there are around 100 process running in parallel
> every 5 minutes and each one of them opens a connection to database. We are
> observing that for each connection , postgre also created on sub processes.
> We have set max_connection to 100. So the number of sub process in the
> system is close to 200 every 5 minutes. And because of this we are seeing
> very high CPU usage. We need following information****
>
> ** **
>
> **1. **Is there any configuration we do that would pool the
> connection request rather than coming out with connection limit exceed.***
> *
>
> **2. **Is there any configuration we do that would limit the sub
> process to some value say 50 and any request for connection would get
> queued.****
>
> ** **
>
> Basically we wanted to limit the number of processes so that client code
> doesn’t have to retry for unavailability for connection or sub processes ,
> but postgre takes care of queuing?****
>
> ** **
>
> Thanks****
>
> Yogesh****
>

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