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penable, pdisable - switch strand on/off
pdisable [
<i>cpu-mask
</i>]
<br>
pdisable -cpu
<i>cpu_set
</i>
penable [
<i>cpu-mask
</i>]
<br>
penable -cpu
<i>cpu_set
</i>
penable enables a collection of cpus for execution. This collection
is a set of cpus, specified through either the
<a
href=
"flag_cpu.html">-cpu
</a> flag or, alternatively
<i>cpu-mask
</i>, which is a bitmask corresponding to cpus
numbered
63 through
0, most significant bit to least.
If no argument is given, penable will list all enabled strands.
pdisable disables a collection of cpus. This collection is specified
using the
<a href=
"flag_cpu.html">-cpu
</a> or a cpu mask as with penable.
A disabled strand is simply stalled for an infinite
Take care that least one cpu is enabled to guarantee forward progress.
If no argument is given, pdisable will list all disabled strands.