freebsd man page for nproc

NPROC(1)							   User Commands							  NPROC(1)

NAME
       nproc - print the number of processing units available

SYNOPSIS
       nproc [OPTION]...

DESCRIPTION
       Print the number of processing units available to the current process, which may be less than the number of online processors

       --all  print the number of installed processors

       --ignore=N
	      if possible, exclude N processing units

       --help display this help and exit

       --version
	      output version information and exit

AUTHOR
       Written by Giuseppe Scrivano.

REPORTING BUGS
       GNU coreutils online help: <http://www.gnu.org/software/coreutils/>
       Report nproc translation bugs to <http://translationproject.org/team/>

COPYRIGHT
       Copyright (C) 2017 Free Software Foundation, Inc.  License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>.
       This is free software: you are free to change and redistribute it.  There is NO WARRANTY, to the extent permitted by law.

SEE ALSO
       Full documentation at: <http://www.gnu.org/software/coreutils/nproc>
       or available locally via: info '(coreutils) nproc invocation'

GNU coreutils 8.28						   January 2018 							  NPROC(1)