Re: Help: how to speed up query after db server reboot

Поиск
Список
Период
Сортировка
От Magnus Hagander
Тема Re: Help: how to speed up query after db server reboot
Дата
Msg-id 9837222c0909030051t1663ac8et2b739b5f805de382@mail.gmail.com
обсуждение исходный текст
Ответ на Help: how to speed up query after db server reboot  (Wei Yan <weiyan1@gmail.com>)
Ответы Re: Help: how to speed up query after db server reboot
Список pgsql-performance
On Wed, Sep 2, 2009 at 00:01, Wei Yan<weiyan1@gmail.com> wrote:
> Hi:
>
> Looks like after postgres db server reboot, first query is very slow
> (10+mins). After the system cache built, query is pretty fast.
> Now the question is how to speed up the first query slow issue?
>
> Any pointers?

Schedule a run of a couple of representative queries right as the
database has started? That should pre-populate the cache before your
users get there, hopefully.


--
 Magnus Hagander
 Me: http://www.hagander.net/
 Work: http://www.redpill-linpro.com/

В списке pgsql-performance по дате отправления:

Предыдущее
От: Wei Zheng
Дата:
Сообщение: Looking for real configuration data
Следующее
От: Joshua Tolley
Дата:
Сообщение: Re: pg_stat_activity.current_query explanation?