GitHub - prometheus/blackbox_exporter: Blackbox prober exporter

Prometheus is a crazy powerful metrics and monitoring tool. Prometheus not only lets you scrape and collect metrics from other tools like Traefik and HomeAssistant, but also thanks to Blackbox, monitor the availability of other sites. Prometheus' main loop involves scraping a number of "exporters" over HTTP, looking at the data which comes back and collecting the results. Therefore, it's important both that Prometheus is running, but also that scrapes are actually happening.…

Prometheus project documentation for Understanding and using the multi-target exporter pattern

Prometheus project documentation for Writing exporters

Prometheus operator generated API reference docs

Having looked at the configuration and setup of the services in the Home Lab, it's time to talk about how we can monitor them, and manage their logs.

These are some of the prometheus alerts which have been useful in my (limited) experience.

Last week I announced the launch of a new project I've been working on - Cloud Native Now - a new monthly newsletter that will provide a roundup of all the happenings in the cloud native world. This newsletter is my attempt at keeping myself, and others, up-to-date on all the latest news, tools and events happening in the cloud native world. A new issue will be published each month on the last Friday of that month and contain a roundup of articles, announcements, tools, tutorials, events and CFPs relating to cloud native technologies and the community.

Yet another mostly-quiet day. Work I’m down to 44 days left in the contract, 28ish working days. I had some successes integrating our Alertmanager into a corporate tool called Service Now via its API, so we can send alerts in theory. I say in theory as no one’s defined any useful alerts in our eleventy-seven thousand metric points. Given we have no SRE, that’ll probably fall to me, and it’s really not my area of expertise. But, we do what we must.

Prometheus is a monitoring solution created by Soundcloud in 2012 and open-sourced in 2015. It is an essential tool that stands out through its integration with many unsupported third-party services.

Prometheus project documentation for Exporters and integrations