[root@poker collectl]# time ./test.pl
real    0m14.464s
user    0m5.089s
sys     0m9.087s

##</code><code>##

[root@poker collectl]# time ./test.pl
real    0m19.508s
user    0m10.461s
sys     0m8.853s

##</code><code>##

[root@poker collectl]# time ./test.pl
real    0m25.648s
user    0m16.350s
sys     0m9.123s

##</code><code>##

real    0m7.359s
user    0m2.840s
sys     0m4.481s

real    0m9.782s
user    0m5.082s
sys     0m4.615s

real    0m11.927s
user    0m7.266s
sys     0m4.604s