Messages in this thread | | | Date | Tue, 22 Mar 2005 10:02:49 -0500 | From | Tom Vier <> | Subject | not for amd Re: Distinguish real vs. virtual CPUs? |
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On Mon, Mar 21, 2005 at 08:56:03PM -0500, Dave Jones wrote: > Compare the 'physical id' fields of /proc/cpuinfo, and count > how many unique values you get.
It doesn't work for opteron, at least. These are in two sockets, but the phys id is the same.
processor : 0 vendor_id : AuthenticAMD cpu family : 15 model : 5 model name : AMD Opteron(tm) Processor 244 stepping : 8 cpu MHz : 1792.493 cache size : 1024 KB physical id : 0 siblings : 1 fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 1 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 pni syscall nx mmxext lm 3dnowext 3dnow bogomips : 3514.36
processor : 1 vendor_id : AuthenticAMD cpu family : 15 model : 5 model name : AMD Opteron(tm) Processor 244 stepping : 10 cpu MHz : 1792.493 cache size : 1024 KB physical id : 0 siblings : 1 fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 1 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 pni syscall nx mmxext lm 3dnowext 3dnow bogomips : 3571.71
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