[OpenIndiana-discuss] HBA failover

[Bill Sommerfeld]

On 06/17/13 08:23, Richard Elling wrote:
> You can't get full redundancy with those systems, you have to move up to a SPARC
> or Power based system.

Ultimately, a shared-memory multiprocessor is a SPOF even if you have 
multiple CPUs and a redundant fabric connecting them to each other, to 
memory and to I/O.

If a broken CPU corrupts a critical pointer in some key OS data 
structure, the whole system is going to have a bad day.