pgsql(at)mohawksoft(dot)com wrote:
>
>What you are missing is that the RAID is dealing with the multiple drives
>as one drive. Two operations have to happen serially,
>
You're kidding or vastly underestimating raid controllers. The average
db access is well served with a single block of data, stored on a single
drive. Nicely parallelizable by a raid controller if it has a minimum of
smartness.
Regards,
Andreas