Power supply monitoring in Linux?

[Shawn K. O'Shea]

>
> Is anyone aware of means to monitor power supplies under Linux?  I
> have systems which have dual-redundant power supplies and I'd like to
> monitor them for possible failures so I can send an alert, set a trap,
> etc.

I'm not sure if there's a generic way to look for this. If the machine
is one of the "big three", they all offer agent software (I believe
all free) for monitoring/control of their systems (Dell OpenManage,
IBM Director, HP Insight Manager).

-Shawn