Fredric News

Tag: Observability

  • Grafana Dashboards & Prometheus Data Source

    💡 Grafana Dashboards & Prometheus Data Source — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for Grafana Dashboards & Prometheus Data Source. Alert Create Alert Rule graphql Copy # A : prometheus Query: 10분동안 restart된 횟수 sum by(container,namespace,pod) (changes(kube_pod_container_status_restarts_total[10m])) # B : Expression: Reduce A # C : Expression: Math $B…

  • Prometheus ServiceMonitor (smon.yaml)

    💡 Prometheus ServiceMonitor (smon.yaml) — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for Prometheus ServiceMonitor (smon.yaml). bash Copy apiVersion: monitoring.coreos.com/v1 kind: ServiceMonitor metadata: name: jaeger-operator namespace: istio-system labels: prometheus: kube-prometheus-stack-prometheus spec: endpoints: – honorLabels: false path: /metrics port: metrics namespaceSelector: matchNames: – istio-system selector: matchLabels: app.kubernetes.io/name: jaeger-operator Prometheus ← Monitor resource…

  • Cloud Monitoring Compare: Prometheus,

    💡 Cloud Monitoring Compare: Prometheus, — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for Cloud Monitoring Compare: Prometheus,. Stack Prometheus+Grafana VS Telegraf+InfluxDB+Chronograf VS StatsD+Graphite+Grafana VS VictoriaMetrics+Grafana combination Metric collection method Advantages Cons Prometheus + Grafana Server Pull method High performance, scalability, flexibility, strong community support, and rich visualization options. Default data…

  • Long-Term K8s Monitoring: Prometheus & Thanos

    💡 Long-Term K8s Monitoring: Prometheus & Thanos — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for Long-Term K8s Monitoring: Prometheus & Thanos. 📑 Table of Contents Declarative Management Deployments Action Olds Samples TroubleShooting Setups Declarative Management Deployments thanos + kube-prometheus-stack Architecture & System Flow Diagram SVG 100% Pan & Zoom thanos…

  • Prometheus Monitoring Archi: Scrape Engine

    💡 Prometheus Monitoring Archi: Scrape Engine — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for Prometheus Monitoring Archi: Scrape Engine. Docs Components Metrics Counter: A cumulative metric representing a single incrementing counter whose value can be incremented or reset to 0 on restart. Gauge: A metric that represents a single numeric…

  • ArgoCD GitOps Controller Prometheus

    💡 ArgoCD GitOps Controller Prometheus — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for ArgoCD GitOps Controller Prometheus. Index Prometheus Manifest References and Guidelines (NOTE) Name: PrometheusDeployed: k8s, argo-cd, bitnamiNote: Automatic creation of Node Exporter when using default value (Master + Worker) Argo-cd Manifest, Target Definition yaml Copy project: default source:…

  • Kube-state-metrics: Official Metric Reference

    💡 Kube-state-metrics: Official Metric Reference — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for Kube-state-metrics: Official Metric Reference. configmap kube_configmap_annotations HELP Kubernetes annotations converted to Prometheus labels. TYPE gauge kube_configmap_labels HELP [STABLE] Kubernetes labels converted to Prometheus labels. TYPE gauge kube_configmap_info HELP [STABLE] Information about configmap. TYPE gauge kube_configmap_created HELP [STABLE]…

  • Prometheus kube-state-metrics: K8s Monitoring

    💡 Prometheus kube-state-metrics: K8s Monitoring — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for Prometheus kube-state-metrics: K8s Monitoring. ConfigMap kube_configmap_annotations Convert HELP Kubernetes annotations to Prometheus labels. TYPE gauge kube_configmap_labels HELP [STABLE] Convert Kubernetes labels to Prometheus labels. TYPE gauge kube_configmap_info HELP [STABLE] Information about ConfigMap. TYPE gauge kube_configmap_created HELP [STABLE]…

  • 프로메테우스 ServiceMonitor 매니페스트(smon.yaml) 작성 실무

    💡 핵심 요약 (Executive Summary) 본 가이드는 conf smon.yaml 핵심 가이드 및 실전 아키텍처의 핵심 개념, 실전 구성 명령어 및 아키텍처 베스트 프랙티스를 다룹니다. 클라우드 네이티브 및 인프라 엔지니어링 실무에 즉시 활용 가능하도록 체계적으로 정리했습니다. bash Copy apiVersion: monitoring.coreos.com/v1 kind: ServiceMonitor metadata: name: jaeger-operator namespace: istio-system labels: prometheus: kube-prometheus-stack-prometheus spec: endpoints: – honorLabels: false path:…

  • Linkerd 초경량 서비스 메시 구축: mTLS 암호화와 트래픽 관측

    💡 핵심 요약 (Executive Summary) 본 가이드는 linkerd 핵심 가이드 및 실전 아키텍처의 핵심 개념, 실전 구성 명령어 및 아키텍처 베스트 프랙티스를 다룹니다. 클라우드 네이티브 및 인프라 엔지니어링 실무에 즉시 활용 가능하도록 체계적으로 정리했습니다. Proxy 주입 방법 Automatic Proxy Injection inject Adding your services to Linkerd yaml 자동생성으로 주입 (재생성) txt Copy kubectl get -n…