From: Jim Starkey <jas@...>

>The way to use multiple disks is not placement control but striping
>so that successive page reads automatically go to a device not
>in use. Well, duh. And maybe, just maybe, Linux will figure this
>out someday.

There is a RAID kit for Linux which supports striping, mirroring and RAID-5
in software. It isn't perfect (mirroring doesn't do proper read balancing,
for example), but the work is being done. We've been using various versions
for about 18 months.

Jan.