This weekend I was doing some work on the new ServeTheHome storage test bed. It is a very fast machine. Once I got Windows Server 2012 working on the Supermicro X9DR7-LN4F, I ran into some troubling issues. I first added five different SSD combinations onto the onboard SAS 2308 controller. Write performance was simply abysmal. Benchmarking on an Intel PCH is very easy, everything just works out of the box. Benchmarking on the LSI SAS 2308 controller is a bit harder as I have been spending more time tuning the system. One area was to change the write cache setting from the default on to the off setting.
Drives were all 240GB or 256GB in capacity. This is a decent cross section [...]