[Yum] upgrade from 32-bit to 64-bit

[Gerry Reno]

seth vidal wrote:
> I wouldn't bet on that working reliably or sanely.
>
> if you don't mind messing around for a long time you can give it a try,
> but it's nothing we've ever tested or would suggest someone counting on
> not breaking everything :)
>
> -sv
>
>   
Seth,
  Actually reliably and sanely is what I am seeking :-)  I'm actually 
faced with eventually doing this on about a dozen servers so I need to 
develop a procedure that works reliably.  Any insights or suggestions as 
to how to attempt this would be most appreciated.

Gerry