[Pgpool-general] Pgpool I vs Pgpool II

[takizo]

Gyln, 

Thanks. I happened to read through the thread after posted the mail. It seems like I have to stick with Pgpool I until the developer is free. 

--
takizo



On Sep 7, 2011, at 10:53 PM, Glyn Astill wrote:

> Hi takizo,
> 
> Yes this bug has been seen by numerous people on the list, Yoshiyuki Asaba has posted a patch, however there has been no response from the main Pgpool II developers.
> 
> I did ask a few times, and also asked if we'd be better testing 3.1, but alas still no response.  I can only assume the devs are busy or otherwise indisposed.
> 
> See the thread below for the patch.
> 
> http://www.mail-archive.com/pgpool-general@pgfoundry.org/msg03141.html
> 
> Glyn
> 
> From: takizo <paulooi at takizo.com>
> To: pgpool-general at pgfoundry.org
> Sent: Wednesday, 7 September 2011, 15:02
> Subject: [Pgpool-general] Pgpool I vs Pgpool II
> 
> Hi all, 
> 
> Today I have upgraded Pgpool I to Pgpool II. And I had to roll back to Pgpool I due to memory hunger issue. 
> 
> My server is configured with 
> PostgreSQL 8.2, 
> running on FreeBSD 8.2
> Intel Xeon box with 4 CPUs with Quad Core, total of 16 cores
> Memory with 24GB
> 
> * While running on Pgpool I
> I do no have memory hunger issue.  On postgresql.conf, I have max_connections=200 and shared_buffers=2GB. 
> Most of the time, I have 8GB memory in used and 10GB Free and some in cached. Everything run just fine and perfectly good. 
> 
> * I tried upgraded to Pgpool II 
> Same config on postgresql.conf, when I started PgPool II (3.0.4), my active memory started increasing and it didn't drop at all. 
> I left the server running and after about 20 minutes, 20GB memory is in used, ended up it used swap memory because running out of memory. 
> 
> I run a reload/restart on pgpool, I gained back 14GB of free memory, and slowly it started to taken up those freed memory in active memory after about 15-20 minutes. 
> I tried to bring down max_connections and shared_buffers value, and the memory doesn't stop taking up. It still slowly gaining all the memory it wants. 
> 
> Has anyone having that problem as well? I hope I can find some answer here :) 
> Wanted to try out pgpool II performance but this problem is the stopper for now. 
> 
> Hope to get feedback from gurus in the house.
> 
> Thanks! 
> 
> --
> takizo
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> 
> 

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