03-17-2009, 08:34 PM
|
|
Senior Member
|
|
Join Date: Mar 2009
Posts: 119
|
|
Quote:
Originally Posted by mysitegroup
IOWAIT is the killer.... it is why we went to RAID 10 with 12 15K SAS drives... we increased our IO performance 5x over a 4 disc RAID 10 array (also 15k drives).
|
interesting ... can you specify more about it: how can 12 disks achieve 5x IO performance than 4 disks? what's your RAID card? Thanks. |