On Mon, 11 Apr 2022, Raul Miller wrote:
_SC_NPROCESSORS_ONLN
A mobile device may have n cores 'configured', but only 1 'online' at agiven point in time; the remainder are sleeping, but will be woken up if you provide work for them to do. So prefer _SC_NPROCESSORS_CONF.
OSX
sysconf works there too. ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm