[Nut-upsuser] NUT not recognising Mini-box OpenUPS 2

Song Teck songteck at gmail.com
Wed Aug 16 07:27:22 UTC 2017

Hi Charles,

Ok, will try the ignore lb flag later. How do I go about capturing the log?
I might as well do it while testing the flag...


On 15 August 2017 at 20:42, Charles Lepple <clepple at gmail.com> wrote:

> On Aug 15, 2017, at 5:24 AM, Song Teck <songteck at gmail.com> wrote:
> >
> > Hi Charles,
> >
> > Have managed to make some progress after a fashion. Got the unit to work
> on the jessie version of NUT (2.7.2). upsc does output the unit parameters,
> along with the mis-scaled voltage readings described at
> http://networkupstools.org/ddl/Mini-Box.com/OpenUPS2.html. Am now trying
> to get the shutdown sequence to work properly.
> >
> > Have been following this: http://networkupstools.org/
> docs/user-manual.chunked/ar01s06.html
> > Unit performs as described in the "Testing shutdowns" section.
> >
> > I have another question that I am hoping to get some clarification with.
> >
> > The ups unit does not transit into OB LB even when Battery Charge falls
> below the LB level. The unit does initiate power off properly when Battery
> Charge/Runtime reaches 0.
> > Is this correct? Or should there be an earlier transition and shutdown
> triggered by OB LB?
> The driver should recognize one of several standard shutdown notifications:
>    https://github.com/networkupstools/nut/blob/v2.7.
> 2-signed/drivers/openups-hid.c#L300-L302
> However, I don't know which of these is actually implemented in the
> firmware. If you can afford some downtime, you can capture a log as the
> battery discharges - let us know if you want to try that.
> To synthesize the OB+LB state, you can use the "ignorelb" flag with
> override.battery.charge.low and/or override.battery.runtime.low as
> described in http://networkupstools.org/docs/man/ups.conf.html
> You mentioned that the UPS powers off by itself when the charge reaches 0.
> Note that there does not seem to be a way to tell it to power off early
> with a command from NUT (e.g. "upsdrvctl shutdown", which gets translated
> to "/path/to/driver ... -k").
> >
> > I have also not been able to successfully get NOTIFYMSG or NOTIFYFLAG to
> work successfully although I suspect that has to do with my configuration
> of NOTIFYCMD. Will pursue that a little more.
> I'd recommend a separate email thread for that, and check Roger Price's
> writeup for further information: http://rogerprice.org/NUT.html
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