trinity-users@lists.pearsoncomputing.net

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Month: July 2015

Re: [trinity-users] backup power (was: GUI update manager)

From: Gene Heskett <gheskett@...>
Date: Wed, 8 Jul 2015 04:45:53 -0400

On Wednesday 08 July 2015 03:39:07 Felix Miata wrote:
> Russell Brown composed on 2015-07-08 07:44 (UTC+0100):
> > Quoth midi-pascal.....
> >
> >>Mine has been up for 285 days now... because I suffered a power
> >> failure last year.
> >
> > Get a UPS :-)
> >
> > # uptime
> >  07:44:49 up 802 days, 12:27, 11 users,  load average: 2.32, 2.44,
> > 1.91
>
> Nice theory. Power outages longer than momentary here average about
> 4X-5X as long as UPS battery charge. It's been years since I enjoyed
> as much as 200 days uptime. UPS batteries here average little more
> than 802 days between need to replace them. 3 times in the past 36
> months I've had them expire *during* their warranty periods. I spend
> more on UPS batteries and UPSes than on PCs, but in part that's
> because they protect the power supplies and motherboards from derelict
> power company service.

Just one of the reasons there is a 20 kw nat gas burning standby in the 
back yard.  Its running and I haven't seen the blink long before the ups 
batteries are used up.  However, for other reasons, uptime is about 2 
weeks right now.
 
Cheers, Gene Heskett
-- 
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Genes Web page <http://geneslinuxbox.net:6309/gene>