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Data Bases > Pgsql Performance > Re: connections...
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Re: connections slowing everything down?

by adrian@[EMAIL PROTECTED] (Adrian Moisey) Apr 21, 2008 at 04:15 PM

Hi

>> # ps -ef | grep idle | wc -l
>> 87
[...]

>> I have 2 web servers which connect to PGPool which connects to our 
>> postgres db.  I have noticed that idle connections seem to take up CPU 
>> and RAM (according to top).  Could this in any way cause things to 
>> slow down?
> 
> Dependant on how much memory you have in your system, yes.  You can fix 
> the constant use of memory by idle connections by adjusting the 
> child_life_time setting in your pgpool.conf file.  The default if 5 
> minutes which a bit long.  Try dropping that down to 20 or 30 seconds.

We have 32GBs.  If I get it to close the connections faster, will that 
actually help?  Is there a way i can figure it out?


-- 
Adrian Moisey
Systems Administrator | CareerJunction | Your Future Starts Here.
Web: www.careerjunction.co.za | Email: adrian@[EMAIL PROTECTED]
 +27 21 686 6820 | Mobile: +27 82 858 7830 | Fax: +27 21 686 6842

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 5 Posts in Topic:
connections slowing everything down?
adrian@[EMAIL PROTECTED]   2008-04-21 11:50:31 
Re: connections slowing everything down?
erik@[EMAIL PROTECTED] (  2008-04-21 09:04:28 
Re: connections slowing everything down?
adrian@[EMAIL PROTECTED]   2008-04-21 16:15:42 
Re: connections slowing everything down?
erik@[EMAIL PROTECTED] (  2008-04-21 09:46:17 
Re: connections slowing everything down?
mmoncure@[EMAIL PROTECTED  2008-04-22 20:46:59 

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