Quote Originally Posted by Nizzen View Post
Sorry, but Areca 1880 still kick ass
Not in the queue depth 1 random reads it doesn't. That is where Fusion-IO devices shine.

My ioXtreme does 3x as much as your array.

> Disk Sequential 64.0 Read 935.00 MB/s 7.9
> Disk Random 16.0 Read 922.81 MB/s 7.9
> Responsiveness: Average IO Rate 0.42 ms/IO 7.9
> Responsiveness: Grouped IOs 7.67 units 7.6
> Responsiveness: Long IOs 1.79 units 7.9
> Responsiveness: Overall 13.76 units 7.9
> Responsiveness: PenaltyFactor 0.0
> Disk Sequential 64.0 Write 301.00 MB/s 7.7
> Average Read Time with Sequential Writes 0.194 ms 7.9
> Latency: 95th Percentile 1.701 ms 7.9
> Latency: Maximum 4.664 ms 7.9
> Average Read Time with Random Writes 0.229 ms 7.9
> Total Run Time 00:00:59.14

One_Hertz, have you tried increasing your PCIe frequency? I get huge benefits by increasing mine. I've went up to 110MHz before devices started to drop out on me.