How do I determine if my x86-compatible system has multi-core CPUs?

Updated -

To determine whether a system has multi-core CPUs, look at the "cpu cores" value in /proc/cpuinfo while running a non-Xen kernel. *** The number displayed indicates the number of cores per CPU. Please see the associated article on hyperthreading for more information and examples of output from /proc/cpuinfo.

  • A non-Xen kernel is required as Xen does not di...

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