offset is a: 
now offset is a: 
offset=0
size is a: Math::Pari
size is a: 
size=666974
percent=0
offset is a: 
now offset is a: 
offset=8192
size is a: Math::Pari
size is a: 
size=666974
percent=1.22823378422547
offset is a: 
now offset is a: 
offset=16384
size is a: Math::Pari
size is a: 
size=666974
percent=2.45646756845094