Command to start and stop a cpu

Joseph Koshy joseph.koshy at
Mon Jan 16 20:02:51 PST 2006

hb> To my knowledge FreeBSD does not support that feature on any platform.

However, you can disable CPUs using the 'machdep.hlt_cpus' sysctl knob,
ensuring that no thread is scheduled on such a CPU.  This knob is described
in smp(4).

FreeBSD Volunteer,

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