[Nut-upsuser] NUT USB Delayed Communication

[Jim Klimov]

I would guess configuration of `pollonly` vs. interrupts (lack of pollonly)
can play a difference - at least worth trying. Different HW (mis-)behaves
differently with these option, no "one to rule them all".

Jim


On Sat, Jan 7, 2023, 20:44 jack Bamford via Nut-upsuser <
nut-upsuser at alioth-lists.debian.net> wrote:

> Good evening folks,
>
> So I configured NUT on a Raspberry Pi 4 both UPS are connected over USB
> however the switch from AC Power to Battery seems to be delayed on the
> NUT communication would anyone have any ideas? The Pi Reports that the
> UPS is on battery around 30 seconds later I think this delay is long. I
> have tested it on a physical computer and the detection is around 5 to 6
> seconds with the communication from the UPS to the machine. I have
> tested both USB 2 and 3 Ports but same problem
>
> Specs of Pi
>
> Raspberry Pi4
>
> Debian Raspbian
>
> 32GB Sandisk SSD
>
> POE Hat
>
> Both UPS's are APC Smart 1000 non Display
>
> Regards
>
> Jack
>
> --
> VioletDragons Network
> VioletDragons Projects
> Violets Data Center
> Malvern
> United Kingdom
> Phone:  +44(0)7413 601663
> Email: jack at violetdragonsnetwork.co.uk
> Website: www.violetdragonsnetwork.co.uk
>
>
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