现在环境是这样:
ceph 4台:
192.168.100.21 ceph-node1
192.168.100.22 ceph-node2
192.168.100.23 ceph-node3
192.168.100.25 ceph-node5
#已经部署好一个ceph cluster 集群 四个 osd 三个mon 没有使用块存储所有没有mod
监控服务端一台
192.168.100.26 Grafana 上面都是以容器部署了
Prometheus:
Grafana:
alertmanager:
prometheus-webhook-alert:
cAdvisor:
docker-compose 编排如下:
version: ""
networks:
monitor:
driver: bridge
services:
prometheus:
image: prom/prometheus
container_name: prometheu
hostname: prometheu
restart: always
volumes:
- /Prometheus/config/prometheus.yml:/etc/prometheus/prometheus.yml
- ./config/alertmanager-rule.yml:/etc/prometheus/alertmanager-rule.yml
- /etc/localtime:/etc/localtime
ports:
- "9090:9090"
networks:
- monitor prometheus-webhook-alert:
image: timonwong/prometheus-webhook-dingtalk:v0.3.0
container_name: prometheus-webhook-alertmanagers
hostname: webhook-alertmanagers
restart: always
volumes:
- /etc/localtime:/etc/localtime
ports:
- "8060:8060"
entrypoint: /bin/prometheus-webhook-dingtalk --ding.profile="webhook1=https://****#钉钉webhook自己去申请一个"
networks:
- monitor alertmanager:
image: prom/alertmanager
container_name: alertmanager
hostname: alertmanager
restart: always
volumes:
- ./config/alertmanager.yml:/etc/alertmanager/alertmanager.yml
- /etc/localtime:/etc/localtime
ports:
- "9093:9093"
networks:
- monitor grafana:
image: grafana/grafana
container_name: grafana
hostname: grafana
restart: always
volumes:
- /etc/localtime:/etc/localtime
- ./grafana-piechart:/var/lib/grafana/plugins/grafana-piechart-panel
ports:
- "3000:3000"
networks:
- monitor cadvisor:
image: google/cadvisor:latest
container_name: cadvisor
hostname: cadvisor
restart: always
volumes:
- /:/rootfs:ro
- /var/run:/var/run:rw
- /sys:/sys:ro
- /var/lib/docker/:/var/lib/docker:ro
- /etc/localtime:/etc/localtime
ports:
- "8080:8080"
networks:
- monitor
几处关键配置文件如下:
#普罗米修斯配置文件
cat ./config/prometheus.yml
# my global config
global:
scrape_interval: 15s # Set the scrape interval to every seconds. Default is every minute.
evaluation_interval: 15s # Evaluate rules every seconds. The default is every minute. # Alertmanager configuration
alerting:
alertmanagers:
- static_configs:
- targets: ["192.168.100.26:9093"]
# Load rules once and periodically evaluate them according to the global 'evaluation_interval'.
rule_files:
- "alertmanager-rule.yml" scrape_configs:
# The job name is added as a label `job=<job_name>` to any timeseries scraped from this config.
- job_name: 'prometheus'
static_configs:
- targets: ['192.168.100.26:9090'] - job_name: 'cadvisor-1'
static_configs:
- targets: ['192.168.100.26:8080'] - job_name: 'node-1'
scrape_interval: 4s
static_configs:
- targets: ['192.168.100.26:9100'] - job_name: 'cadvisor-2'
static_configs:
- targets: ['192.168.100.25:8080'] - job_name: 'node-2'
scrape_interval: 4s
static_configs:
- targets: ['192.168.100.25:9100'] - job_name: 'ceph'
scrape_interval: 4s
static_configs:
- targets: ['192.168.100.21:9128']
#监控报警组件 压制 合并 过滤配置文件 并配置webhook地址
cat ./config/alertmanager.yml
global:
resolve_timeout: 5m
route:
group_by: ['alertname']
group_wait: 10s
group_interval: 10s
repeat_interval: 1h
receiver: 'web.hook' receivers:
- name: 'web.hook'
webhook_configs:
- url: 'http://192.168.100.26:8060/dingtalk/webhook1/send'
send_resolved: true inhibit_rules:
- source_match:
severity: 'critical'
target_match:
severity: 'warning'
equal: ['alertname', 'dev', 'instance']
#监控报警规则配置文件
cat ./alertmanager-rule.yml
groups:
- name: ceph-rule
rules:
- alert: Ceph OSD Down
expr: ceph_osd_down >
for: 2m
labels:
product: Ceph测试集群
annotations:
Warn: "{{$labels.instance}}: 有{{ $value }}OSD,down: {{$labels}}"
Description: "{{$labels.instance}}:有{{ $labels.osd }}当前状态为{{ $labels.status }}" - alert: 集群空间使用率
expr: ceph_cluster_used_bytes / ceph_cluster_capacity_bytes * >
for: 2m
labels:
product: Ceph测试集群
annotations:
Warn: "{{$labels.instance}}:集群空间不足"
Description: "{{$labels.instance}}:当前空间使用率为{{ $value }}"
node-exporter: json模板下载 https://grafana.com/grafana/dashboards/10645
cadvisor: json模板下载: https://grafana.com/grafana/dashboards/3125
ceph cluster: json模板下载: https://grafana.com/grafana/dashboards/917%5D
最后来一张完成 成果图