penable [cpu-mask]
penable -cpu cpu_set
If no argument is given, penable will list all enabled strands.
pdisable disables a collection of cpus. This collection is specified using the -cpu or a cpu mask as with penable. A disabled strand is simply stalled for an infinite amount of time. Take care that least one cpu is enabled to guarantee forward progress.
If no argument is given, pdisable will list all disabled strands.