infra: 프로메테우스, 그라파나 추가

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• 프로메테우스, 그라파나 추가

프로메테우스 설정파일 반영 명령어

curl -X POST http://127.0.0.1:9090/-/reload

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Docker 그라파나 run 오류

grafana:
    hostname: 'grafana'
    image: grafana/grafana:latest
    restart: always
    tmpfs:
      - /run
    volumes:
      - grafana_data:/var/lib/grafana
      - ./infrastructure/config/grafana/grafana.ini:/etc/grafana  /grafana.ini
      - ./infrastructure/config/grafana/datasource.yml:/etc/grafana/provisioning/datasources/datasource.yml
    ports:
      - "3000:3000"

tmpfs 실행 명령어 추가

Docker 그라파나 permission 오류

GF_PATHS_DATA='/var/lib/grafana' is not writable.
You may have issues with file permissions, more information here: http://docs.grafana.org/installation/docker/#migrate-to-v51-or-later
mkdir: can't create directory '/var/lib/grafana/plugins': Permission denied

cfbarbero/tick-grafana-docker#1

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참고 블로그

튜토리얼

https://velog.io/@sgjung/Monitoring-간단한-Prometheus-실습w.-docker

mysql nodeexporter 프로메테우스

https://velog.io/@sojukang/세상에서-제일-쉬운-Prometheus-Grafana-모니터링-설정-MySQL편

docker-compose 설정

https://velog.io/@swhan9404/Prometheus를-docker로-구성해보기#grafana

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프로메테우스 Docker Swarm 모니터링 공식문서

https://prometheus.io/docs/guides/dockerswarm/

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프로메테우스 Prometheus can't access to docker.sock

• 깃헙 이슈 Prometheus can't access to docker.sock prometheus/prometheus#8185
• 해결책 https://groups.google.com/g/prometheus-users/c/EuEW0qRzXvg/m/0aqKh_ZABQAJ?pli=1

services:
  prometheus:
    image: prom/prometheus:v2.21.0

    command:
      - '--config.file=/etc/prometheus/prometheus.yml'
      - '--storage.tsdb.path=/prometheus'
      - '--storage.tsdb.retention=${PROMETHEUS_RETENTION:-48h}'
    user: root
    volumes:
      - /var/run/docker.sock:/var/run/docker.sock:ro
      - ./prometheus.yml:/etc/prometheus/prometheus.yml