Horton

Re: Linux v.s. Mac OS-X Performance

Sam Mason <sam@samason.me.uk>

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From: Sam Mason <sam@samason.me.uk>
To: pgsql-general@postgresql.org
Date: 2007-11-12T17:29:37Z
Lists: pgsql-general 
On Mon, Nov 12, 2007 at 10:14:46AM -0700, Steve Wampler wrote:
> Also, what kernel are you using with CentOS 5 - a 32-bit (with hugemem
> to support the 8GB) or a 64-bit?  And which was PostgreSQL compiled for?

You don't need a 32bit kernel to support 8GB of memory should you? As
long as the kernel supports PAE that should be enough to make use of it.
You only need a 64bit address space when each process wants to see more
than ~3GB of RAM.


  Sam