So lets test some different configurations and try and build some best practices around Multiple SSD’s:
Which is better? Raid 5 or Raid 10?
As with regular disks, Raid 10 seems to performance better ( accept for pure reads ). I did get a lot of movement test to test like with the 67% read test -vs- the 75% or 80% tests. But all in all RAID 10 seemed to be the optimal config.
Should you enable the controller cache? One of the things I have found in my single drive tests is that “dumb” controllers tend to give better performance numbers then “smart” controllers. Really expensive controllers tend to have extra logic to compensate for the limitations of …[Read more...]