64bit P4 vs mfsBSD
galtsev at kicp.uchicago.edu
Fri Aug 7 14:29:05 UTC 2015
On Thu, August 6, 2015 8:20 pm, Dutch Ingraham wrote:
> On Thu, Aug 06, 2015 at 08:00:12PM -0400, Quartz wrote:
>> >can you get a
>> >dmesg that will advise of the processor attributes? You're looking for
>> >"LM," (long mode). If that is there, it is a 64-bit processor.
>> Does that work on linux? I can't get a dmesg off bsd until I figure out
>> to boot it. Also, where exactly am I looking? On a different machine
>> FreeBSD the only thing in dmesg I see that looks right is "AMD
>> Features=0x20100800<SYSCALL,NX,LM>". Is that the right line?
> Seems everyone has a different concept of what should be in a dmesg.
> Linux may or may not have this info - my Slackware does not seem to, but
> it does have enough processor information (<dmesg | grep -i intel>) to
> search the web for that particular processor's attributes.
> If you have Linux running, <lscpu> will also work.
comes to my mind for Linux. Never heard about <lscpu>. Is it one of
commands you can use on Linux box? What one need to install to have this
> Freebsd's dmesg at the "Features" and the "AMD Features" you cited will
> contain that info, and yes, that "LM" means long mode, or in other
> words, x86_64.
> A decent explaination is here:
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Sr System Administrator
Department of Astronomy and Astrophysics
Kavli Institute for Cosmological Physics
University of Chicago
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