[Nut-upsuser] "battery is low" logged

James bjlockie at lockie.ca
Sat Sep 7 03:44:17 BST 2019

On 2019-09-06 7:02 p.m., Eyal Lebedinsky wrote:
> On 07/09/2019 08.28, James wrote:
>> I got around to unplugging my UPS and I found it doesn't last nearly 
>> as long as estimated.
>> Is the "upsmon[1446]: UPS desktop_ups at localhost battery is low" logged 
>> when "battery.runtime:" = "battery.runtime.low: 120"?
>> Does any make better batteries that don't go down faster when they get 
>> old?
> In my experience batteries die after about 4 years.
> No UPS that I owned could tell that the batteries are bad, I find this 
> when the UPS power is
> disconnected and the UPS shuts down soon (often in seconds).
> You can test the condition of the battery by periodically removing the 
> power input and see how long
> it actually runs down to, say, 20%.
> Vendor software usually has a "test" feature, don't know if nut has this.
> [trim]
It runs down in 10 minutes yet takes a long time to charge to full (it 
estimates another 5 hours (it's already been 4 hours)).

I did a test:
$ upscmd -u xxxx -p xxxx desktop_ups test.panel.start

$ upsc desktop_ups
ups.status: OL CHRG

I think it thinks it is ok.

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