Re: PostgreSQL vs. MySQL

От: Bruce Momjian
Тема: Re: PostgreSQL vs. MySQL
Дата: ,
Msg-id: 200310081758.h98Hwvr15088@candle.pha.pa.us
(см: обсуждение, исходный текст)
Ответ на: Re: PostgreSQL vs. MySQL  (Josh Berkus)
Ответы: Re: PostgreSQL vs. MySQL  (Josh Berkus)
Список: pgsql-performance

Скрыть дерево обсуждения

PostgreSQL vs. MySQL  (Rafal Kedziorski, )
 Re: PostgreSQL vs. MySQL  (Achilleus Mantzios, )
 Re: PostgreSQL vs. MySQL  (Richard Huxton, )
 Re: PostgreSQL vs. MySQL  ("Brian Tarbox", )
  Re: PostgreSQL vs. MySQL  ("Michael Mattox", )
   Re: PostgreSQL vs. MySQL  ("Brian Tarbox", )
    Re: PostgreSQL vs. MySQL  ("Michael Mattox", )
     Re: PostgreSQL vs. MySQL  (Shridhar Daithankar, )
    Re: PostgreSQL vs. MySQL  ("scott.marlowe", )
     Re: PostgreSQL vs. MySQL  ("Brian Tarbox", )
      Re: PostgreSQL vs. MySQL  (Bruce Momjian, )
     Re: PostgreSQL vs. MySQL  (Bruce Momjian, )
  Re: PostgreSQL vs. MySQL  (Shridhar Daithankar, )
   Re: PostgreSQL vs. MySQL  (Rod Taylor, )
    Re: PostgreSQL vs. MySQL  ("Shridhar Daithankar", )
     Re: PostgreSQL vs. MySQL  (Rod Taylor, )
      Re: PostgreSQL vs. MySQL  (Tom Lane, )
       Re: PostgreSQL vs. MySQL  ("Brian Tarbox", )
        Re: PostgreSQL vs. MySQL  ("Bjoern Metzdorf", )
         Re: PostgreSQL vs. MySQL  ("Brian Tarbox", )
          Re: PostgreSQL vs. MySQL  ("Bjoern Metzdorf", )
           Re: PostgreSQL vs. MySQL  (Grega Bremec, )
        Re: PostgreSQL vs. MySQL  ("Kevin Schroeder", )
        Re: PostgreSQL vs. MySQL  (Stephan Szabo, )
         Re: PostgreSQL vs. MySQL  ("Arjen van der Meijden", )
        Re: PostgreSQL vs. MySQL  (Andrew Sullivan, )
        Re: PostgreSQL vs. MySQL  (Josh Berkus, )
   Re: PostgreSQL vs. MySQL  ("Brian Tarbox", )
    Re: PostgreSQL vs. MySQL  ("Shridhar Daithankar", )
    Re: PostgreSQL vs. MySQL  (Andrew Sullivan, )
     Re: PostgreSQL vs. MySQL  ("Michael Mattox", )
      Re: PostgreSQL vs. MySQL  ("Shridhar Daithankar", )
       Re: PostgreSQL vs. MySQL  (Rafal Kedziorski, )
       Re: PostgreSQL vs. MySQL  (Rod Taylor, )
        Re: PostgreSQL vs. MySQL  (Shridhar Daithankar, )
      Re: PostgreSQL vs. MySQL  (Andrew Sullivan, )
       Re: PostgreSQL vs. MySQL  (Shridhar Daithankar, )
       Re: PostgreSQL vs. MySQL  ("Arjen van der Meijden", )
        Re: PostgreSQL vs. MySQL  (Andrew Sullivan, )
         Re: PostgreSQL vs. MySQL  (Josh Berkus, )
          Re: PostgreSQL vs. MySQL  (Tom Lane, )
           Re: PostgreSQL vs. MySQL  (Josh Berkus, )
           Re: PostgreSQL vs. MySQL  (Rod Taylor, )
         Re: PostgreSQL vs. MySQL  (Bruce Momjian, )
          Re: PostgreSQL vs. MySQL  (Josh Berkus, )
           Re: PostgreSQL vs. MySQL  (Bruce Momjian, )
            Re: PostgreSQL vs. MySQL  (Josh Berkus, )
             Re: PostgreSQL vs. MySQL  (Bruce Momjian, )
             Re: PostgreSQL vs. MySQL  (Neil Conway, )
            Re: PostgreSQL vs. MySQL  (Vivek Khera, )
          Re: PostgreSQL vs. MySQL  (Andrew Sullivan, )
     Re: PostgreSQL vs. MySQL  ("Kevin Schroeder", )
     Re: Tuning PostgreSQL  (Shridhar Daithankar, )
    Re: PostgreSQL vs. MySQL  (Rod Taylor, )
    Re: PostgreSQL vs. MySQL  (Tom Lane, )
    Re: PostgreSQL vs. MySQL  (Hilmar Lapp, )
  Re: PostgreSQL vs. MySQL  (Christopher Kings-Lynne, )
  Re: PostgreSQL vs. MySQL  (Tom Lane, )
  Re: PostgreSQL vs. MySQL  (Hannu Krosing, )
 Re: PostgreSQL vs. MySQL  ("scott.marlowe", )

Josh Berkus wrote:
> Bruce,
>
> > Agreed.  Text added to install docs:
> >
> >    <para>
> >     By default, <productname>PostgreSQL</> is configured to run on minimal
> >     hardware.  This allows it to start up with almost any hardware
> >     configuration. However, the default configuration is not designed for
> >     optimum performance. To achieve optimum performance, several server
> >     variables must be adjusted, the two most common being
> >     <varname>shared_buffers</varname> and <varname> sort_mem</varname>
> >     mentioned in <![%standalone-include[the documentation]]>
> >     <![%standalone-ignore[<xref
> > linkend="runtime-config-resource-memory">]]>. Other parameters in
> > <![%standalone-include[the documentation]]> <![%standalone-ignore[<xref
> > linkend="runtime-config-resource">]]> also affect performance.
> >    </para>
>
> What would you think of adding a condensed version of my and Shridhar's guide
> to the install docs?  I think I can offer a 3-paragraph version which would
> cover the major points of setting PostgreSQL.conf.

Yes, I think that is a good idea --- now, does it go in the install
docs, or in the docs next to each GUC item?

--
  Bruce Momjian                        |  http://candle.pha.pa.us
                 |  (610) 359-1001
  +  If your life is a hard drive,     |  13 Roberts Road
  +  Christ can be your backup.        |  Newtown Square, Pennsylvania 19073


В списке pgsql-performance по дате сообщения:

От: Tom Lane
Дата:
Сообщение: Re: Presentation
От: Tom Lane
Дата:
Сообщение: Re: Sun performance - Major discovery!