E:\>c:\test\1118102-searcher s:30GB.dat s:30GB.idx
33.1236040592194
Lookup averaged 0.000902344 seconds/record

E:\>c:\test\1118102-searcher s:30GB.dat s:30GB.idx
3.44389009475708
Lookup averaged 0.000789429 seconds/record

E:\>c:\test\1118102-searcher s:30GB.dat s:30GB.idx
4.35790991783142
Lookup averaged 0.000551061 seconds/record

E:\>c:\test\1118102-searcher s:30GB.dat s:30GB.idx
3.86181402206421
Lookup averaged 0.000482989 seconds/record

E:\>c:\test\1118102-searcher s:30GB.dat s:30GB.idx
4.66845011711121
Lookup averaged 0.000458750 seconds/record