"Wes Williams" <wes_williams@fcbonline.net> writes:
> Even with a primary UPS on the *entire PostgreSQL server* does one still
> need, or even still recommend, a battery-backed cache on the RAID controller
> card? [ref SCSI 320, of course]
>
> If so, I'd be interest in knowing briefly why.
UPSs can fail just like any other piece of hardware.
-Doug