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D.2.10.2 setcores

Procedure from library resources.lib (see resources_lib).

Usage:
setcores(n), n int

Return:
n. The number of available processor cores is set to n and n is returned.

Note:
The number of available processor cores must be at least 1. Reducing this number may take some time.
This procedure should only be called in the main process of a Singular session and not within any task defined via tasks.lib.

Example:
 
LIB "resources.lib";
setcores(2);
==> 2
setcores(4);
==> 4
See also: addcores; getcores; parallel_lib; tasks_lib.