Posts Tagged ‘NUT’

Monitoring my UPS with Splunk

Last time, I had set up my UPS monitoring software on my CentOS logging server. But I wanted more: what good is having a UPS if I can’t monitor things like voltage, battery charge, and load on an ongoing basis? Of course, the answer to this is to log to Splunk, which is what I ended up doing.

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Installing NUT on CentOS

Getting a UPS (Uninterruptible Power Supply) has long been on my tech wish list, so that I could keep my network and logging server up and running during transient power outages. Fortunately, aside from a brief outage right after we bought our house three years ago, power has not been a problem, unlike when I lived in Uptown, with nearly monthly outages. Nevertheless, you never know when the power will go out, so a UPS is a good insurance policy.

So when I recently got the opportunity to pick up one for a steal, I took advantage. Like most UPS appliances, this one came with monitoring software to allow for managing the UPS, as well as safely shutting down a linked computer if the battery backup lost juice, but it was for Windows only. Since I wanted to attach this to my CentOS server, that would not do. Never fear, though, since there is a Linux application that fits the bill: NUT, or Network UPS Tools. Below, I talk about what I did to get it up and running on my server.

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