Why im not have all power speed in linux ? whit oclhashcat...

[estefano]

@Atom

im want attack hashlist.txt, the hash list have this info :

A31BE661EFF84CC241EFA6DE07A4F3ADA5CC1511:356918031148070
F4CD751F79786CB23C1985E79B71F1351E2187A5:356918031148070
A318D237061DF0A3538C9939BE216B8D30555726:356918031148070
8EA27628C91F530A029B58AA634B6927F624BD0D:356918031148070
0E71982CF6A081E0A5C5FC84B7DBAE1D189AE1A2:356918031148070
A536F495F0949328A40F2FE3CF876008A217C397:356918031148070
D5D18FF3DE0FB62843F0DDE7950A168F66FDE084:356918031148070
9859BD7357A9C908E886F70BDC2E71FD92D89142:356918031148070

Sha1 type i need find 15 numbers (only use numbers) password.

can help me whe the correct command line for linux ?

Thanks a lot.