[CentOS] x86_64 versus i386

Mon Dec 3 05:14:43 UTC 2007
Manish Kathuria <mkathuria at tuxtechnologies.co.in>

On 12/3/07, redhat at mckerrs.net <redhat at mckerrs.net> wrote:
>
>
> ----- Original Message -----
> From: "Manish Kathuria" <mkathuria at tuxtechnologies.co.in>

> Hello,
>
> On the Intel Core 2 Duo processor based systems, we have the option of
> installing either x86_64 or the i386 distribution. I would like to
> know your experiences with the x86_64 port. How does it compare with
> the i386 distribution in terms of stability, reliability and
> performance ? How significant are the performance benefits gained by
> using the x86_64 linux instead of i386 on the same system ? Keeping in
> mind a production environment, which port of CentOS do you recommend
> for a Core 2 Duo based server ? It would be great to have your
> opinion.
>
> Thanks,
>
> Manish
>
>
> For me it comes down to 2 things;
>
>
> 1) what are you going to use the server for ?

Typical uses like a mail server running sendmail / postfix along with
amavis and spamassassin, a proxy server and a mysql database on
different systems.

>
> 2) how much ram do you have ?
>

a maximum of 2 GB.

>
> If these answers include database, webserver and/or > 4gb of RAM then I'd
> definately go 64bit. From what I've seen these are the main areas where
> 64bit will benefit you.
>