KEDA 基于 Prometheus 指标自动伸缩实践

ScaledObject（基于 Prometheus 指标）：apiVersion: keda.sh/v1alpha1 kind: ScaledObject metadata: name: api-scaled namespace: default spec: scaleTargetRef: name: api minReplicaCount: 2 maxReplicaCount: 20 pollingInterval: 30 cooldownPeriod: 300 triggers: - type: prometheus metadata: serverAddress: http://prometheus-operated.default.svc.cluster.local metricName: http_requests_per_second query: sum(rate(http_requests_total{service="api"}[2m])) threshold: "100"