64bit CPUs

Chuck Swiger cswiger at mac.com
Sun May 1 09:49:15 PDT 2005

Mike Tancsa wrote:
> A somewhat obvious question to some perhaps, but what server application 
> mix on FreeBSD today sees an improvement using 64bit CPUs ?

Databases.  Big ones, anyway.  Other than that, not much, unless you're 
running processes which would like to use more than 2GB of RAM.

> In my ISP centric world, my big apps are BIND, IMAP/POP3, httpd via apache, 
> SMTP, AV and SPAM scanning, and firewalls/routing.  Apart from larger RAM,
> why would these benefit from the 64bit world ?  Or would they ?

None of these tasks would benefit much from 64-bit computing; many of them 
might even run faster in 32-bit mode than in 64-bit mode.


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