Prometheus-docker 监控

docker 监控

# 安装 cadvier
版本下载
 https://github.com/google/cadvisor/releases
sudo docker run \
  --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 \
  --privileged \
  --device=/dev/kmsg \
  -v "/etc/localtime:/etc/localtime" \
  gcr.io/cadvisor/cadvisor

# web 访问
http://x.x.x.x:8080


# 节点监控
docker run -d -p 9100:9100 --name node-exporter \
-v "/proc:/host/proc:ro" \
-v "/sys:/host/sys:ro" \
-v "/:/rootfs:ro" \
-v "/etc/localtime:/etc/localtime:rw" \
prom/node-exporter \
--path.procfs /host/proc \
--path.sysfs /host/sys \
--collector.filesystem.ignored-mount-points "^/(sys|proc|dev|host|etc)($|/)"

# # web 访问
http://x.x.x.x:9100

# prometheus 配置
    - targets: ['x.x.x.x:8080']
      labels:
        instance: 'node-x.x.x.x'
        role: 'test'
    - targets: ['x.x.x.x:9100']
      labels:
        instance: 'node-x.x.x.x'
        role: 'test'

# 重启服务
systemctl restart prometheus  或者   kill -SIGHUP $(pidof prometheus)  (动态加载)



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