[Info-vax] Another Alpha "TEMPERATURE_VECTOR" anomaly

[David Froble]

Rich Jordan wrote:
> Just ran into another unusual behavior using the undocumented and
> unsupported (yes I know) F$GETSYI("TEMPERATURE_VECTOR")  for
> monitoring a couple of Alpha DS10 6/466 systems.  They are clustered,
> and sit stacked in the same rack, getting the same environment,
> airflow, etc.
> 
> Both systems are configured identically; one internal disk (same bay),
> CDROM, blank plate, 1 each KZPEA, 2 each fiber channel cards, 1 each
> GBe card, 768MB RAM.
> 
> One system consistently reports 43-45C.  The other reports 23-24C.
> Both vary as room temp goes up/down, and I've asked for a test with a
> fan blowing into the front panel (which on a DS10L quickly drops
> reported temps 2-3 degrees) just to see if it moves down.
> 
> The cold unit reports the same temp range from the RMC console STATUS
> command
> 
> For now we're going to fudge the thresholds by adding 20C to the cold
> node's temps before checking against the warning, critical, and
> shutdowns.
> 
> Anyone seen this before?

I don't think I'm going to believe a powered on EV6 at 24C, 75F