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Re: command-line test for 64-bit hardware?
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Re: command-line test for 64-bit hardware?



`sysctl -n hw.cachelinesize' prints 64 on Core 2 as well (haven't
tried it on a 32-bit machine, but I'd be willing to wager it's 32).

--Kyle Sluder

On 9/5/07, John Reppy <email@hidden> wrote:
> On Sep 5, 2007, at 2:39 PM, Fritz Anderson wrote:
>
> > Oops. Sorry. That's core count, not width.
> >
> >       — F
> >
>
> But that was a good lead.
>
>         sysctl -n hw.optional.x86_64
>
> prints 1 on a Core 2 Duo (but complains on a Core Duo).
> Another possibility is that
>
>         sysctl -n cpu.extfeatures
>
> includes the string EM64T on the Core 2.  Thanks.
>
>         - John
>
> > On Sep 5, 2007, at 2:30 PM, Fritz Anderson wrote:
> >
> >> Does 'sysctl -n hw.ncpu' help?
> >
> >
>
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References: 
 >command-line test for 64-bit hardware? (From: John Reppy <email@hidden>)
 >Re: command-line test for 64-bit hardware? (From: Fritz Anderson <email@hidden>)
 >Re: command-line test for 64-bit hardware? (From: Fritz Anderson <email@hidden>)
 >Re: command-line test for 64-bit hardware? (From: John Reppy <email@hidden>)



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