P:\test>perl qpc.pl
t/S: 3579545
Ticks1: 4139490207899
Ticks2: 4139490207925
Diff  : 26

P:\test>perl qpc.pl
t/S: 3579545
Ticks1: 4139494180449
Ticks2: 4139494180475
Diff  : 26

P:\test>perl qpc.pl
t/S: 3579545
Ticks1: 4139496939489
Ticks2: 4139496939517
Diff  : 28

P:\test>perl qpc.pl
t/S: 3579545
Ticks1: 4139500850229
Ticks2: 4139500850256
Diff  : 27