[Nut-upsuser] Log low input voltage

Jim Klimov jimklimov+nut at gmail.com
Wed Apr 16 21:50:24 BST 2025


With NUT v2.8.3 (in release candidacy cycles now) there are new
notifications for OVER(load), TRIM and BOOST events - if raised by device
and driver.

Other than that, you might have to script something around `upsc` or use
the C/perl/python/... client bindings.

For regular logging specifically, see also `upslog` client - it got some
attention over the past couple of releases. But note it logs whatever data
points you select at intervals you specify, to a file or stdout. Perhaps
you can pipe it to a script that would look for your definition of low
voltage, might be more efficient than of spawning `upsc` for every lookup.

Hope this helps,
Jim Klimov


On Wed, Apr 16, 2025, 22:44 Bill Barnett via Nut-upsuser <
nut-upsuser at alioth-lists.debian.net> wrote:

> During periods of high power demand, I have noticed that the ups input
> voltage drops.  I would like to log (to syslog) these low input voltage
> events and can not see a NOTIiFYFLAG option.
>
> Thank you,
> --
>
> *Bill Barnett*
>
> _______________________________________________
> Nut-upsuser mailing list
> Nut-upsuser at alioth-lists.debian.net
> https://alioth-lists.debian.net/cgi-bin/mailman/listinfo/nut-upsuser
>
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