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my $start = localtime;
mfork(4,4, sub { my $x = 1e9; $x-- until $x == 1; print "$$\n"; });
my $end = localtime;
my $t1 = $end - $start;
print "Seconds: ",$t1->seconds,"\n";

my $start = localtime;
mhobo(4,4, sub { my $x = 1e9; $x-- until $x == 1; print "$$\n"; });
my $end = localtime;
my $t1 = $end - $start;
print "Seconds: ",$t1->seconds,"\n";