--- title: "#hpa articles | Hashnode" description: "Explore 48 articles tagged #hpa on Hashnode. Tutorials, guides, and how-tos from the community." url: "https://hashnode.com/tag/hpa" --- Tag # #hpa 48 posts · 1 followers [Manu Shukla](https://hashnode.com/@mr-manushukla) · [Jul 30](https://hashnode.com/posts/kubernetes-autoscaling-for-ai-inference-in-2026-hpa-vs-keda-vs-external-metrics/6a6b6c5e631cfeef55914cd0) ### [Kubernetes autoscaling for AI inference in 2026: HPA vs KEDA vs external metrics](https://ecorpit.hashnode.dev/kubernetes-autoscaling-for-ai-inference-in-2026-hpa-vs-keda-vs-external-metrics?utm_source=hashnode&utm_medium=feed) Kubernetes autoscaling for AI inference in 2026: HPA vs KEDA vs external metrics Summary. In Datadog's 2025 State of Containers and Serverless report, 64% of organisations run the Horizontal Pod Autos 13 min read · [ecorpit.hashnode.dev](https://ecorpit.hashnode.dev/kubernetes-autoscaling-for-ai-inference-in-2026-hpa-vs-keda-vs-external-metrics?utm_source=hashnode&utm_medium=feed) [Rui Coelho](https://hashnode.com/@ruicoelho) · [Jul 7](https://hashnode.com/posts/from-0-to-hero-mastering-auto-scaling-in-kubernetes/6a4cf3410b64671cb80824f2) ### [From 0 to Hero: Mastering Auto Scaling in Kubernetes](https://ruicoelho.hashnode.dev/from-0-to-hero-mastering-auto-scaling-in-kubernetes?utm_source=hashnode&utm_medium=feed) Scaling applications is one of the hardest challenges in cloud-native environments. With Kubernetes, you get powerful autoscaling primitives that make workloads adaptive, resilient, and cost-efficient 12 min read · [ruicoelho.hashnode.dev](https://ruicoelho.hashnode.dev/from-0-to-hero-mastering-auto-scaling-in-kubernetes?utm_source=hashnode&utm_medium=feed) [Myroslav Vivcharyk](https://hashnode.com/@devgeist) · [May 13](https://hashnode.com/posts/kubernetes-control-theory-part-1/6a04840066e72db147368093) ### [Kubernetes Through Control Theory Glasses — Part 1: HPA](https://devgeist.hashnode.dev/kubernetes-control-theory-part-1?utm_source=hashnode&utm_medium=feed) A walk through control theory and the math hiding in the HPA reconcile loop. 18 min read · [devgeist.hashnode.dev](https://devgeist.hashnode.dev/kubernetes-control-theory-part-1?utm_source=hashnode&utm_medium=feed) [Hema Sundharam Kolla](https://hashnode.com/@hemasundharamkolla) · [Apr 1](https://hashnode.com/posts/kubernetes-debugging-deep-dive-from-metrics-api-not-available-to-fully-working-hpa-step-by-step-real-troubleshooting/69cc9803e4688e4edd855419) ### [🚀 Kubernetes Debugging Deep Dive: From “Metrics API Not Available” to Fully Working HPA (Step-by-Step Real Troubleshooting)](https://hemasundharamkolla.hashnode.dev/kubernetes-debugging-deep-dive-from-metrics-api-not-available-to-fully-working-hpa-step-by-step-real-troubleshooting?utm_source=hashnode&utm_medium=feed) If you’ve ever tried setting up Metrics Server + HPA (Horizontal Pod Autoscaler) and got stuck with errors like: error: Metrics API not available cpu: /5% False (MissingEndpoints) CrashLoopBa 6 min read · [hemasundharamkolla.hashnode.dev](https://hemasundharamkolla.hashnode.dev/kubernetes-debugging-deep-dive-from-metrics-api-not-available-to-fully-working-hpa-step-by-step-real-troubleshooting?utm_source=hashnode&utm_medium=feed) [Saeed Anwar Ansari](https://hashnode.com/@saeedev) · [Feb 22](https://hashnode.com/posts/the-hpa-algorithm/699af20db94cf7d5d6f32397) ### [Why Your Kubernetes Pods Aren't Scaling Down to 1: Cracking the HPA Algorithm](https://saeed.hashnode.dev/the-hpa-algorithm?utm_source=hashnode&utm_medium=feed) The HPA Algorithm 4 min read · [saeed.hashnode.dev](https://saeed.hashnode.dev/the-hpa-algorithm?utm_source=hashnode&utm_medium=feed) [Sachindu Malshan](https://hashnode.com/@sachindumalshan) · [Feb 21](https://hashnode.com/posts/self-healing-gitops-gke-argocd-n8n/6999d5d8a20b74e093f66a29) ### [Building a Self-Healing GitOps Based Micro-services Platform on GKE with Argo CD, HPA & n8n](https://blog.sachindu.me/self-healing-gitops-gke-argocd-n8n?utm_source=hashnode&utm_medium=feed) A complete end-to-end DevOps project using Google Kubernetes Engine (GKE), Argo CD (GitOps), Artifact Registry, Horizontal Pod Autoscaler (HPA), and n8n automation workflows. 11 min read · [blog.sachindu.me](https://blog.sachindu.me/self-healing-gitops-gke-argocd-n8n?utm_source=hashnode&utm_medium=feed) [Tech Insights Hub](https://hashnode.com/@JohnMikes) · [Feb 13](https://hashnode.com/posts/kubernetes-autoscaling-guide-hpa-vpa-and-cluster-autoscaler-1-1/698f0473456d554df4c4f090) ### [Kubernetes Autoscaling Guide: HPA, VPA, and Cluster Autoscaler](https://topperblog.hashnode.dev/kubernetes-autoscaling-guide-hpa-vpa-and-cluster-autoscaler-1-1?utm_source=hashnode&utm_medium=feed) Kubernetes Autoscaling Guide: HPA, VPA, and Cluster Autoscaler Kubernetes autoscaling is essential for maintaining application performance while optimizing resource costs. This comprehensive guide explores three primary autoscaling mechanisms: Horizo... 6 min read · [topperblog.hashnode.dev](https://topperblog.hashnode.dev/kubernetes-autoscaling-guide-hpa-vpa-and-cluster-autoscaler-1-1?utm_source=hashnode&utm_medium=feed) [Tech Insights Hub](https://hashnode.com/@JohnMikes) · [Feb 12](https://hashnode.com/posts/hpa-horizontal-pod-autoscaler-metrics/698e42eba696bc8a9b905ca0) ### [HPA: Horizontal Pod Autoscaler Metrics](https://topperblog.hashnode.dev/hpa-horizontal-pod-autoscaler-metrics?utm_source=hashnode&utm_medium=feed) Why Default HPA Metrics Fail Modern Workloads The standard Kubernetes HPA implementation defaults to CPU utilization as its primary metric, with an 80% target threshold and a 15-second metric resolution from the metrics-server. This configuration ass... 10 min read · [topperblog.hashnode.dev](https://topperblog.hashnode.dev/hpa-horizontal-pod-autoscaler-metrics?utm_source=hashnode&utm_medium=feed) [Cathleen Scot](https://hashnode.com/@cathleenscot) · [Jan 29](https://hashnode.com/posts/hpe6-a85-exam-questions-with-explanations-real-practice-for-the-aruba-exam/697aea0461c9de41318a5c5b) ### [HPE6-A85 Exam Questions with Explanations (Real Practice for the Aruba Exam)](https://hpe6-a85-exam-questions.hashnode.dev/hpe6-a85-exam-questions-with-explanations-real-practice-for-the-aruba-exam?utm_source=hashnode&utm_medium=feed) Practice HPE6-A85 exam questions with explanations to build real understanding and pass Aruba’s scenario-based test confidently. 3 min read · [hpe6-a85-exam-questions.hashnode.dev](https://hpe6-a85-exam-questions.hashnode.dev/hpe6-a85-exam-questions-with-explanations-real-practice-for-the-aruba-exam?utm_source=hashnode&utm_medium=feed) [tarun](https://hashnode.com/@tarungampa) · [Jan 13](https://hashnode.com/posts/simplifying-kubernetes-scale-your-applications-easily/69666af3b8ab26fb2a36bf54) ### [Simplifying Kubernetes: Scale Your Applications Easily](https://tarungampa.hashnode.dev/simplifying-kubernetes-scale-your-applications-easily?utm_source=hashnode&utm_medium=feed) Kubernetes autoscalers HPA, VPA, and KEDA efficiently scale applications for different scenarios and workloads 3 min read · [tarungampa.hashnode.dev](https://tarungampa.hashnode.dev/simplifying-kubernetes-scale-your-applications-easily?utm_source=hashnode&utm_medium=feed)