Re: Function execute slow down in 9.2

From: Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>
To: Александр Белинский <avinfo79(at)gmail(dot)com>
Cc: "pgsql-performance(at)postgresql(dot)org" <pgsql-performance(at)postgresql(dot)org>
Subject: Re: Function execute slow down in 9.2
Date: 2013-08-21 09:03:28
Message-ID: CAFj8pRCYBbnaOOd0g9BK3hij_vbQV2x9hQPGSanq42w+4oQ39g@mail.gmail.com
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-performance

2013/8/16 Александр Белинский <avinfo79(at)gmail(dot)com>

> 12.08.2013 18:24, Pavel Stehule пишет:
>
> Hello
>>
>> it looks like known issue of sometimes dysfunctional plan cache in
>> plpgsql in 9.2.
>>
>> similar issuehttp://postgresql.**1045698.n5.nabble.com/**
>> Performance-problem-in-**PLPgSQL-td5764796.html<http://postgresql.1045698.n5.nabble.com/Performance-problem-in-PLPgSQL-td5764796.html>
>>
> Thanks for the link ) I read about issue, but I can't understand what
> should I do?
>
>
You can do nothing. You can check, so described issue is same as your
issue, and that is all :(.

It is bug in plan cache implementation.

Regards

Pavel

> i chage values of seq_page_cost
> =1.0
> =10.0
> = 100.0
> = 0.1
> =0.01
>
> but nothing chage, time of function execution the same.
>
>
>
>
>
>

In response to

Browse pgsql-performance by date

  From Date Subject
Next Message Matheus de Oliveira 2013-08-21 13:10:15 Re: How to investiage slow insert problem
Previous Message Rural Hunter 2013-08-21 01:33:14 Re: How to investiage slow insert problem