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Questions tagged [nut]

Network UPS Tools (NUT) is project which provide support for power devices.

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1answer
51 views

rc.local - script message suppression

I am working on a Raspberry Pi project; it includes NUT server configuration and making the OS Image read-only. I have completed the required steps and configured the NUT server. I uninstalled the ...
2
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0answers
308 views

How to monitor multiple USB UPS with Network UPS Tools

I'm currently running NUT on my RaspberryPi (using Raspbian), I have managed to connect my Mecer USB UPS to NUT using the blazer_USB driver. Recently I got another UPS (same model) and would like to ...
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0answers
118 views

NUT on FreeBSD unable to detect UPS

I've been trying to get my APC SNMP v3 UPS to work with NUT (network UPS tools) on FreeBSD 11.2. It's not detecting it. What I've done so far Clean install FreeBSD 11.2 AMD64 and check UPS pingable ...
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1answer
253 views

Stopping phony service/daemon in Ubuntu 16.04

I have problems with the nut (network UPS tools) package. So I started digging in and making some experiments. How can I create a fake service that is just called with a stop parameter at some ...
1
vote
1answer
549 views

Setup NUT power failure notifications when running computer on UPS battery

Description of the problem I have UPS Orvaldi KC2000 (its capacity: 2000VA/1400W) and I want to setup configuration of my Debian 10 (Buster which is currently testing) to: get GUI (preferably GNOME) ...
2
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1answer
987 views

NUT UPS Setup Errors

I'm having a strange issue while trying to configure NUT on a CentOS 6 machine to control an Eaton 5E UPS. I've taken the following steps # yum install nut # yum install usbutils Then updated nut....
2
votes
1answer
840 views

Restart nut-driver when data stale, usb device keeps changing

I have a PowerWalker VI 850 LCD ups connected to a Raspberry Pi Model B+ via USB. I have been trying to use NUT to monitor it, with lots of problems. First, it seems that the protocol detection wasn't ...
3
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0answers
135 views

NUT upsrw ERR READONLY

I am using NUT to shutdown the ups powering my CentOS 6 server but it has a 30 second delay when executing the shutdown. When I run upsc I can see that the 30 seconds is controlled by the variable ...
1
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1answer
715 views

CentOS 6 NUT COmmunicate with UPS

I am trying to configure NUT for my Mecer UPS and it is asking me for the port that the UPS is connected to, in the NUT ups.conf example it shows port = /dev/ttyS1 How can I determine the port that ...
0
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1answer
2k views

Unexpected system shutdown with low battery UPS status

I have nut which installed on Debian 8 host. The host is connected with UPS. In general everything works as expected. If UPS works on line, upsc shows the corresponding status. If UPS works on battery,...
0
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1answer
112 views

Memory Issue: Raspberry Pi [closed]

I am working on one project required to monitor the UPS using NUT server. For monitoring and data logging I am using the minibian OS (JESSIE). In order to monitor the ETON UPS I have wrote a shell ...
2
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4answers
873 views

String Manipulation Shell Script [duplicate]

I am working on a UPS Monitoring project using NUT Server. My objective is to make a shell script which sends one command and in response receives the status and other parameters from the UPS. for ...
5
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2answers
1k views

Does anything USE /dev/initctl or /run/initctl

I have been investigating code for a UPS for a Raspberry Pi that is using sysv init rather than systemd (personal preference and familiarity). I was looking into how a privileged script - possibly ...
4
votes
1answer
1k views

Is it possible to expose a USB UPS via SNMPD?

I have a Rack Mount Cyberpower UPS I'd like to be able to monitor with LibreNMS. It only connects via USB. Is it possible to have the Ubuntu Server running SNMPD expose the UPS MIBs?
1
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0answers
96 views

Linux Network UPS Tools Setup

Power failures have been wrecking my server, so I recently plugged it into a USB UPS (MEISSNER XT1200 (1200VA) UPS). The problem is that the power failures last longer than the UPS battery can handle ...
3
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0answers
757 views

How to simulate power outage for a single NUT client?

I've changed the behaviour of a single server (configured as netclient) when on UPS, but I'm not sure how to test it in isolation. dummy-ups seems related, but even the configuration looks completely ...
4
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2answers
6k views

Run various shell commands when NUT reports a low UPS battery

On a Debian server I've successfully installed the nut package so that my Ellipse PRO 1200 UPS's status can be fetched via USB (upsc my-ups returns battery level). Note: I haven't tested what will ...