> If you are going to do do any serious analysis of timing or performance then you are going to have to control the machines. Absolutely - the timing and perfo

> If you are going to do do any serious analysis of timing or performance then you are going to have to control the machines. Absolutely - the timing and performance won't be more accurate but it will be more realistic. For accuracy everything has to be done on the same machine in a 'clean' environment (and definitely not in a VM).