[cfgeeks] 64 bit Linux

Kevin Korb kmk at sanitarium.net
Thu Jun 28 16:02:52 EDT 2007


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When I run uname -i I just get which brand of CPU I am using which isn't
useful however uname -m always gives me the correct info.  i?86 is 32bit
and x86_64 is 64bit.  I can't find an exception to that anywhere.

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 	Kevin Korb			Phone:    (407) 252-6853
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On Thu, 28 Jun 2007, Kevin P. Inscoe wrote:

> Date: Thu, 28 Jun 2007 15:59:02 -0400
> From: Kevin P. Inscoe <kevin at inscoe.org>
> To: Central Florida Geeks <cfgeeks at mail.cfgeeks.org>
> Subject: Re: [cfgeeks] 64 bit Linux
> 
> On Thu Jun 28, 2007 at 03:43:42PM -0400, Kevin Korb wrote:
>>  Why isn't it?  I only see that on boxes that are running 64bit Linux.
>>  That is what it means.
>>  On Thu, 28 Jun 2007, Kevin P. Inscoe wrote:
>>
>>> Date: Thu, 28 Jun 2007 15:40:20 -0400
>>> From: Kevin P. Inscoe <kevin at inscoe.org>
>>> To: Central Florida Geeks <cfgeeks at mail.cfgeeks.org>
>>> Subject: Re: [cfgeeks] 64 bit Linux
>>> On Thu Jun 28, 2007 at 03:29:00PM -0400, Kevin Korb wrote:
>>>>  uname -p tells you what the CPU can do not what the OS is actually doing
>>>>  with it...
>>>
>>> Exactly which is why I can't trust that. I am shocked but searching
>>> kernel.org I find no *reliable* way to determine if the kernel has been
>>> compiled in 64 bit or not. Just seeing the X86_64 thing is not proof of
>>> this.
>
> man uname -i
>
> -i, --hardware-platform
>              print the hardware platform
>
> Just because the hardware is 64 bit dfoes not mean the kernel is running that
> way. I am proof of that. I am running four AMD's and the system is pulling
> back i386.
>
>
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