or download this
[jcw@linux jcw]$ perl q.pl
Benchmark: running max_dkubb1, max_jcwren1, max_jcwren2, max_jcwren3,
+max_jcwren4, max_tilly, each for at least 3 CPU seconds...
...
max_dkubb1: 5 wallclock secs ( 3.00 usr + 0.00 sys = 3.00 CPU) @ 21
+65.67/s (n=6497)
max_tilly: 5 wallclock secs ( 3.00 usr + 0.00 sys = 3.00 CPU) @ 17
+11.33/s (n=5134)
[jcw@linux jcw]$