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K8s HPA kube-metric-adapter源码阅读笔记

kube-metrics-adapter简介 Kube Metrics Adapter是Kubernetes的通用指标适配器，可以收集和提供用于水平Pod自动缩放的

Posted by 爱折腾的工程师 on Tuesday, July 21, 2020

K8s HPA常用指标及自定义指标实现

常用指标通过配置prometheus rules进行聚合运算，得出常用指标 [root@ice ~]# kubectl -n kube-system get cm prometheus-k8s-rulefiles-0 -o yaml apiVersion: v1 data: kube-system-prometheus-alerts.yaml: | {} kube-system-prometheus-records.yaml: | groups: - name: k8s-ag-data rules: - expr: kubelet_running_pod_count*0 + 1 record: kube_node_labels - expr: sum by(node)

Posted by 爱折腾的工程师 on Tuesday, June 2, 2020