karl@host:~$  ./buk.pl  4
processes: 4
fork: 7.16779208183289

karl@host:~$  ./buk.pl  8
processes: 8
fork: 7.21501088142395

karl@host:~$  ./buk.pl  16
processes: 16
fork: 7.43911504745483

karl@host:~$  ./buk.pl  32
processes: 32
fork: 7.09555101394653

karl@host:~$  ./buk.pl  50
processes: 50
fork: 6.84368109703064

karl@host:~$  ./buk.pl  100
processes: 100
fork: 6.94914984703064

karl@host:~$ ./forker.pl 4
numbers: 2000
processes: 4
fork: 19.2249510288239
for: 33.1473791599274

karl@host:~$ ./forker.pl 50
numbers: 2000
processes: 50
fork: 19.63889503479
for: 33.3032410144806