Ubuntu version |  Time C  | Time T |  Arch C |  Arch T
---------------+----------+--------+---------+---------
8.04           |  90 s    |  <15 s |  amd64  |  i386
8.10           |  90 s    |  <15 s |  amd64  |  i386
9.04           |  90 s    |  <15 s |  amd64  |  i386
9.10           |  90 s    |  <15 s |  amd64  |  i386
10.04          |  90 s    |  <15 s |  amd64  |  i386
10.10          |  90 s    |   90 s |  amd64  |  amd64