容器之 docker的监控平台（prometheus + Grafana）

cAdvisor （Container Advisor） ：用于收集正在运行的容器资源使用和性能信息。
https://github.com/google/cadvisor

Prometheus（普罗米修斯）：容器监控系统。
https://prometheus.io
https://github.com/prometheus

Grafana：是一个开源的度量分析和可视化系统。
https://grafana.com/grafana/download
https://grafana.com/dashboards/193 （监控Docker主机模板）

Docker部署cAdvisor

docker run -d
--volume=/:/rootfs:ro \
--volume=/var/run:/var/run:ro \
--volume=/sys:/sys:ro \
--volume=/var/lib/docker/:/var/lib/docker:ro \
--volume=/dev/disk/:/dev/disk:ro \
--publish=8080:8080 \
--detach=true \
--name=cadvisor \
google/cadvisor:latest

cAdvisor 每台主机都需要部署 

Docker部署Grafana

docker run -d \
--name=grafana \
-p 3000:3000 \
grafana/grafana

 监控docker 模版 选择193

Docker部署Prometheus

docker run -d \
--name=prometheus \
-p 9090:9090 \
-v /tmp/prometheus.yml:/etc/prometheus/prometheus.yml \
prom/prometheus

prometheus.yml

# my global config
global:
  scrape_interval:     15s # Set the scrape interval to every 15 seconds. Default is every 1 minute.
  evaluation_interval: 15s # Evaluate rules every 15 seconds. The default is every 1 minute.
  # scrape_timeout is set to the global default (10s).

# Alertmanager configuration
alerting:
  alertmanagers:
  - static_configs:
    - targets:
      # - alertmanager:9093

# Load rules once and periodically evaluate them according to the global 'evaluation_interval'.
rule_files:
  # - "first_rules.yml"
  # - "second_rules.yml"

# A scrape configuration containing exactly one endpoint to scrape:
# Here it's Prometheus itself.
scrape_configs:
  # The job name is added as a label `job=<job_name>` to any timeseries scraped from this config.
  - job_name: 'prometheus'

    # metrics_path defaults to '/metrics'
    # scheme defaults to 'http'.

    static_configs:
    - targets: ['10.0.0.70:9090']
  - job_name: 'docker-container'
    static_configs:
    - targets: ['10.0.0.80:8080',"10.0.0.60:8080","10.0.0.70:8080"]