Re: [Boston.pm] 64 bit perl boost?

Double check where the limit is.  It may well be 2 GB.

Ben

On 6/21/06, James Eshelman <james-kId9O9RRFM1BDgjK7y7TUQ@xxxxxxxxxxxxxxxx> 
wrote:
> Thanks Sherm.  It looks like there might be some benefit for high-end users
> who are likely to go beyond 4GB VM but we can postpone it 'til then.
>
>
> ----- Original Message -----
> From: "Sherm Pendley" <sherm-XEl9ODe1DPdAfugRpC6u6w@xxxxxxxxxxxxxxxx>
> To: "James Eshelman" <james-kId9O9RRFM1BDgjK7y7TUQ@xxxxxxxxxxxxxxxx>
> Cc: <boston-pm-aE07yma9hCw@xxxxxxxxxxxxxxxx>
> Sent: Wednesday, June 21, 2006 11:10 AM
> Subject: Re: [Boston.pm] 64 bit perl boost?
>
>
> On Jun 21, 2006, at 10:23 AM, James Eshelman wrote:
>
> > I have a large O-O perl system running on Fedora Core 3 ( I know,
> > it's old! - that's a separate subject) on Xenon 64-bit
> > processors.   The perl interpreter is only a 32-bit app.  Anyone
> > have an idea how much performance boost we're likely to get by
> > recompiling everything for 64-bits?
>
> Does your app need more than 4G of virtual memory space?
>
> Does your app spend a significant amount of its time splitting huge
> numbers into 32-bit "chunks" so it can cope with them?
>
> If you answered "no" to these questions, don't bother recompiling. It
> won't help.
>
> sherm--
>
> Cocoa programming in Perl: http://camelbones.sourceforge.net
> Hire me! My resume: http://www.dot-app.org
>
>
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