[OpenIndiana-discuss] Recommendations for fast storage

[Bob Friesenhahn]

On Tue, 16 Apr 2013, Jay Heyl wrote:
>
> It's actually not all that difficult to saturate a 6Gb/s pathway with ZFS
> when there are multiple storage devices on the other end of that path. No
> single HDD today is going to come close to needing that full 6Gb/s, but put
> four or five of them hanging off that same path and that ultra-super
> highway starts looking pretty congested. Put SSDs on the other end and the
> 6Gb/s pathway is going to quickly become your bottleneck.

SATA and SAS are dedicated point-to-point interfaces so there is no 
additive bottleneck with more drives as long as the devices are 
directly connected.

Bob
-- 
Bob Friesenhahn
bfriesen at simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/
GraphicsMagick Maintainer,    http://www.GraphicsMagick.org/