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RE: cpu architecture



When you test /proc/cpuinfo, look for the "lm" cpu flag. This is the
flag (long mode) that tells you the CPU is actually a 64-bit CPU. Here
is the output on both Intel and AMD processors. 

[gaf boslc03 test]$ cat /proc/cpuinfo
processor       : 0
vendor_id       : GenuineIntel
cpu family      : 15
model           : 6
model name      :                    Genuine Intel(R) CPU 3.40GHz
stepping        : 8
cpu MHz         : 3391.732
cache size      : 16384 KB
physical id     : 2
siblings        : 2
core id         : 4
cpu cores       : 2
fpu             : yes
fpu_exception   : yes
cpuid level     : 6
wp              : yes
flags           : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge
mca cmov                  pat pse36 clflush dts acpi mmx fxsr sse sse2
ss ht tm syscall nx lm pni monitor                  ds_cpl est tm2 cid
cx16 xtpr lahf_lm
bogomips        : 6793.14
clflush size    : 64
cache_alignment : 128
address sizes   : 40 bits physical, 48 bits virtual
power management:

[gaf gaf ~]$ cat /proc/cpuinfo
processor       : 0
vendor_id       : AuthenticAMD
cpu family      : 16
model           : 2
model name      : Quad-Core AMD Opteron(tm) Processor 2352
stepping        : 3
cpu MHz         : 2100.000
cache size      : 512 KB
physical id     : 0
siblings        : 1
core id         : 0
cpu cores       : 1
fpu             : yes
fpu_exception   : yes
cpuid level     : 5
wp              : yes
flags           : fpu tsc msr pae mce cx8 apic mtrr mca cmov pat pse36
clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt lm 3dnowext
3dnow constant_tsc pni monitor cx16 lahf_lm cmp_legacy svm cr8_legacy
bogomips        : 5256.54
TLB size        : 1024 4K pages
clflush size    : 64
cache_alignment : 64
address sizes   : 48 bits physical, 48 bits virtual
power management: ts ttp tm stc [6] [7] [8]

--
Jerry Feldman <Jerry Feldman algorithmics com>
Algorithmics (US), Inc
Suite 2-400
275 Grove St.
Newton, MA 02466
617-663-5220
617-663-5391 (fax) 


> -----Original Message-----
> From: redhat-list-bounces redhat com [mailto:redhat-list-
> bounces redhat com] On Behalf Of Vivek Mangal
> Sent: Wednesday, August 06, 2008 12:32 AM
> To: Red Hat
> Subject: cpu architecture
> 
> Hello All,
> I was configuring VMWare on Fedora 8 x86_64
> but when i create a virtual machine then it gives me a error that your
cpu
> is not a x86_64 arch.
> i tried to check it in /proc/cpuinfo file
> but nothing found
> can any one tell me how i check my processor arch or cpu arch.
> 
> --
> With Regards,
> Vivek Mangal
> Project Assistant
> IC Design Group
> CEERI, Pilani
> Call +91-9829681753
> --
> redhat-list mailing list
> unsubscribe mailto:redhat-list-request redhat com?subject=unsubscribe
> https://www.redhat.com/mailman/listinfo/redhat-list

 
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