Re: shared buffers - Mailing list pgsql-performance

From William Yu
Subject Re: shared buffers
Date
Msg-id df10f9$1en9$1@news.hub.org
Whole thread Raw
In response to Re: shared buffers  (Carlos Henrique Reimer <carlosreimer@yahoo.com.br>)
List pgsql-performance
Carlos Henrique Reimer wrote:
> I forgot to say that it´s a 12GB database...
>
> Ok, I´ll set shared buffers to 30.000 pages but even so "meminfo" and
> "top" shouldn´t show some shared pages?
>
> I heard something about that Redhat 9 can´t handle very well RAM higher
> than 2GB. Is it right?
> Thanks in advance!

RH9, like any 32-bit OS, is limited to 2GB address space w/o special
tricks. However, it can access > 2GB for the OS disk cache using PAE if
you are running the bigmem kernel.

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