All guides

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Metrics~40 min

Understand Kubernetes memory metrics without firing false OOM alerts

Created: April 26, 2026 · Published: April 26, 2026

A practical guide to diagnosing Kubernetes container memory with Prometheus and Grafana without confusing usage, working set, RSS, or reclaimable page cache.

LinuxDocker
Intermediate
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Metrics~35 min

Build useful golden signals for Kubernetes APIs without triggering Prometheus cardinality traps

Created: April 26, 2026 · Published: April 26, 2026

A practical guide to traffic, latency, errors, and saturation for Kubernetes APIs without filling Prometheus with useless series or breaking alerts.

LinuxDocker
Intermediate
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Reliability~36 min

Design burn rate alerts that do not wake people up for sport

Created: April 22, 2026 · Published: April 22, 2026

Recent Prometheus, OpenTelemetry Collector, Loki, and Alloy releases all point to the same uncomfortable truth: alerts wired straight to raw metrics and fragile labels become noisy or broken very easily. This guide shows how to anchor burn-rate alerts on stable recording rules, validate them with promtool, and roll them out without turning every short spike into a fake emergency.

LinuxDocker
Intermediate
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Metrics~38 min

Clean up kube-state-metrics noise so your dashboards mean something again

Created: April 20, 2026 · Published: April 20, 2026

kube-state-metrics is still valuable, but in 2026 it exposes more surface area, more stable metrics, and recent defaults such as EndpointSlices. If your dashboards filled up with irrelevant series, fragile joins, or duplicated states, this guide shows how to reduce noise at the source, fix your queries, and validate that the cleanup does not break alerts or troubleshooting.

LinuxDocker
Intermediate
Read guide
Metrics~45 min

Practical golden signals for APIs on Kubernetes without inflating the stack

Created: April 15, 2026 · Published: April 15, 2026

A technical, actionable guide to map golden signals to Prometheus metrics and PromQL, build Grafana panels, create alerts and follow a reproducible troubleshooting flow for Kubernetes APIs without adding unnecessary agents.

LinuxDocker
Intermediate
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Dashboards~20 min

Grafana to unify metrics, logs, and traces (cross-platform)

Created: April 7, 2026 · Published: April 7, 2026

Deploy Grafana, provision datasources, and keep one place to explore metrics, logs, and trace correlation.

Docker
Intermediate
Read guide