[CentOS] Possible to use multiple disk to bypass I/O wait?

--On Thursday, June 09, 2011 12:28:28 PM -0600 Devin Reade <gdr at gno.org>
wrote:

> The only thing that comes to mind offhand is mail software that
> uses a single-file monolithic mailbox. 

Another message reminded me that most such software is probably 
basing its checks off of the mtime anyway.

Devin