Kubernetes PodDisruptionBudget 与滚动升级策略实践

PDB 限制自愿中断：apiVersion: policy/v1 kind: PodDisruptionBudget metadata: name: api-pdb namespace: default spec: maxUnavailable: 1 selector: matchLabels: app: api Deployment 滚动升级参数：apiVersion: apps/v1 kind: Deployment metadata: name: api spec: replicas: 5 minReadySeconds: 10 strategy: type: RollingUpdate rollingUpdate: maxSurge: 2 maxUnavailable: 1 selector: matchLabels: app: api template: metadata: labels: app: api spec: containers: - name: api image: registry.example.com/app/api:v1.0.0 ports: - containerPort: 3000