Re: UPS Connections and use (FC2)

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On Fri, 2007-03-09 at 15:59 -0600, Mike McCarty wrote:
> Craig White wrote:
> > On Fri, 2007-03-09 at 14:19 -0600, Mike McCarty wrote:
> > 
> >>
> >>So, you know how long your system takes to shut down, and you
> >>have your system configured to request how much more up time
> >>the UPS has, and based on that your system waits until the
> >>last moment, then does an unconditional shut down. Is that
> >>what you are saying?
> >>
> >>I'm asking about your system and how it is set up.
> > 
> > ----
> > 
> 
> [snip]
> 
> > system estimates approximately 30 minutes run time on battery and will shutdown (run level 6) when battery level reaches 5%
> 
> I suppose that this means that you have your UPS configured to
> signal imminent power loss at 5%, and that's when you system
> shuts down. Hmm. 5% of 30 minutes is 1.5 minutes. Can your
> system reliably shut down in 1.5 minutes? Mine cannot.
----
this is 4 servers on one UPS system and the 'router' will shut down real
quick which will increase the time for the rest of them - but they are
pretty fast servers.
----
> 
> What has this to do with monitoring line conditions or other
> extended conversations with the UPS?
----
I believe someone else remarked that this info is available via snmp as
well.

Craig


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