Re: shared_buffers

From: Jaime Casanova <jaime(at)2ndquadrant(dot)com>
To: Harold Alexander Onore Harold <onoreharold(at)gmail(dot)com>
Cc: Lista PostgreSQL en Español <pgsql-es-ayuda(at)postgresql(dot)org>
Subject: Re: shared_buffers
Date: 2011-05-09 14:05:19
Message-ID: BANLkTimCHjBBvvDbtc6HhTovhPqNkNeAxA@mail.gmail.com
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2011/5/9 Harold Alexander Onore Harold <onoreharold(at)gmail(dot)com>:
> Saludos,
>
> Me puse a modificar el shared_buffers de mi maquina  y lo lleve a
> (shared_buffers = 64MB) al intentar arrarcar el servicio del gestor de base
> de datos me da un error  que es el siguiente:
>
> the request size or reconfigure the kernel with larger SHMMAX.  To reduce
> the request size (currently 72220672 bytes), reduce PostgreSQL's
> shared_buffers parameter (currently 8192) and/or its max_connections
> parameter (currently 103).    If the request size is already small, it's
> possible that it is less than your kernel's SHMMIN parameter, in which case
> raising the request size or reconfiguring SHMMIN is called for.  The
> PostgreSQL documentation contains more information about shared memory
> configuration.
>

La variable shmmax esta muy baja en el SO y debes aumentarla, lee aqui
http://www.postgresql.org/docs/9.0/static/kernel-resources.html#SYSVIPC
busca tu sistema operativo y sigue los pasos

--
Jaime Casanova         www.2ndQuadrant.com
Professional PostgreSQL: Soporte y capacitación de PostgreSQL

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  • shared_buffers at 2011-05-09 12:42:55 from Harold Alexander Onore Harold

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