> 1. fork your import somhow to get all 4 cores running This is already happening, albeit only 3. No improvement - it appears we have taken the same problem, and divided it by 3. Same projected completion time. this is really curious, to say the least. > 2. write the code that actually does the insert in C and use the > parameterized prepared statement. I had already tried the paremetrised prepare statement; I had mentioned that I was surprised that it had no effect. No one here seemed surprised, or at least didn't think of commenting on it. > however, your general approach has been 'please give me advice, but > only the advice that i want'. I'm sorry I don't understand - I had actually originally come asking four questions asking for recommendations and opinions on hardware, O/S and commercial support. I did also ask for comments on my config setup.