> I think that you should treat 10,n2 and 10,f2 as separate > configurations, Certainly, but f2 write performance is supposed to be even worse than n2 even in theory. Maybe I'll try it anyway. > The ability to transfer a single copy of the data and no parity > information is an advantage of hardware controllers. The 3ware 7506-8 *is* a hardware controller and it quite obviously does *not* have this ability, at least not for raid10. One can just as well use the 3ware as a plain 8port controller and md over that, doesn't make much of a difference. I find that interesting. Cheers, C. -- To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html