[ale] Sata disk mode query.

[Randy Ramsdell]

Greg Freemyer wrote:
> If your drives are currently /dev/hda, etc. they will change to /dev/sda, etc.
> 
> Some people really don't like that because they have configs setup
> that depend on the name.
> 
> Also /dev/sdX naming is dynamic.  So if you are the type to plug in
> drives, etc. from time to time, you need to make sure you don't depend
> on your drives being any specific /dev/sdX name.  You can use
> mount-by-label etc. to do that, but I admit to finding it more trouble
> than its worth and still use /dev/sdX.  I know enough to make it work
> in general.
> 

Note that the drive sequence letters or what ever can be hard coded in 
udev. So the disk switching etc... is not an issue. Also note the using 
UUID is unique and therefor can be used to mount. This becomes 
particularly important when dealing with iscsi volumes.