> What I'm not sure of is how to test the performance impact of this change. > I had it in my head that I'd need to monitor the freelist size so I can > extrapolate performance impact for the next "x" months/years, but I'm not > sure how to find that. Sorry, the tablespace is ASSM, so I should have said "bitmap" instead of "freelist". I guess I still (incorrectly) think of it terms of a freelist. Rich -- //www.freelists.org/webpage/oracle-l