with default blend set to blender render

(  0.0001 sec |   0.0001 sec) Importing OBJ '/tmp/dc.obj'...
  (  0.0011 sec |   0.0010 sec) Parsing OBJ file...
    (  0.2433 sec |   0.2422 sec) Done, loading materials and images...
    (  0.9165 sec |   0.9154 sec) Done, building geometries (verts:21088 faces:15816 materials: 2636 smoothgroups:0) ...
    (  3.6950 sec |   3.6939 sec) Done.
  (  3.6951 sec |   3.6950 sec) Finished importing: '/tmp/dc.obj'
Progress: 100.00%


with default blend set to cycles

....
WARNING, currently unsupported glass material, skipped.
WARNING, currently unsupported glass material, skipped.
WARNING, currently unsupported glass material, skipped.
WARNING, currently unsupported glass material, skipped.
WARNING, currently unsupported glass material, skipped.
WARNING, currently unsupported glass material, skipped.
WARNING, currently unsupported glass material, skipped.
    (110.5246 sec | 110.5234 sec) Done, building geometries (verts:21088 faces:15816 materials: 2636 smoothgroups:0) ...
    (118.6720 sec | 118.6707 sec) Done.
  (118.6720 sec | 118.6719 sec) Finished importing: '/tmp/dc.obj'
Progress: 100.00%