
·15 min read
Kubernetes HPA with Custom Prometheus Metrics: Beyond CPU Scaling (2026)
Scale on HTTP req rates, queue depth, or any Prometheus metric — not just CPU. Step-by-step: install Prometheus Adapter, write HPA v2 spec, tune behavior.
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Scale on HTTP req rates, queue depth, or any Prometheus metric — not just CPU. Step-by-step: install Prometheus Adapter, write HPA v2 spec, tune behavior.