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Prometheus

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Hacker News · u/solvik · May 12, 2026

Show HN: X509-certificate-exporter – Prometheus exporter for TLS cert expiration

Certificates expire silently. Kubernetes won't warn you, and most teams find out when something breaks. This exporter watches PEM files, kubeconfigs, Kubernetes TLS secrets, and PKCS#12 bundles, and exposes expiration as…

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r/kubernetes · u/Witty_Contract_592 · 2w ago

How did you learn Kubernetes without using it at work?

Hi guys, I'm new to this community and would like some honest advice. I work as a DevOps engineer at a small company. I use Docker a lot, along with Docker Compose and other related tools. I've also set up Prometheus, ru…

r/kubernetes · u/setevoy2 · May 23, 2026

OpenTelemetry: OTel Collectors in Kubernetes and VictoriaMetrics Stack integration

My first experience running OpenTelemetry Collector in Kubernetes as a possible future replacement for our current zoo of Prometheus exporters. Going through the config file structure and OTel key concepts, running OTel …

r/kubernetes · u/Fit_Vegetable_7136 · 4w ago

What tools do beginners use for monitoring applications?

I’ve recently started learning about DevOps and SRE concepts. I wanted to know what monitoring tools beginners usually start with for tracking application health and uptime. I’ve heard about Prometheus and Grafana, but I…

r/kubernetes · u/Mr_infiknight · May 15, 2026

Helm charts with gitops, what's the best approach?

what is the standard way of dealing with helm charts in a gitops like scenario. do people use the CLI + flags, or CLI + values.yaml or any other way that i am not aware of. Is there a way to track stuff like the helm cha…