Fabian Lee : Software Engineer

Kubernetes: HorizontalPodAutoscaler evaluation based on Prometheus metric

September 9, 2023
Categories: Kubernetes, Monitoring

HorizontalPodAutoscaler (HPA) allow you to dynamically scale the replica count of your Deployment based on basic CPU/memory resource metrics from the metrics-server. If you want scaling based on more advanced scenarios and you are already using the Prometheus stack, the prometheus-adapter provides this enhancement. The prometheus-adapter takes basic Prometheus metrics, and then synthesizes custom API … Kubernetes: HorizontalPodAutoscaler evaluation based on Prometheus metric

Kubernetes: deleting all evicted pods using kubectl

February 19, 2021
Categories: Containers

If there is a Kubernetes event that causes mass eviction of pods, it is important to understand the root cause to rule out real issues in the system. However, at some point in your investigation you will want to remove the evicted pods so they do not lead to exhaustion of IP addresses and also … Kubernetes: deleting all evicted pods using kubectl