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prometheus 进程的监控
1. process exporter功能
2. 监控目标对主机进程的监控，chronyd sshd 等服务进程已经已定义脚本运行程序的运行状态监控。
process-compose的安装
- 监控所有进程
mkdir /data/process_exporter -p
cd /data/process_exporter创建配置文件
监控所有进程
```
cat >>process.yml<< 'EOF'
process_names:- name: "{{ .Comm}}" #匹配模板cmdline:- '.+' #匹配所有名称
EOF
```- 监控指定进程
cat >>process.yml<< 'EOF'
process_names:
# - name: "{{ .Comm}}" #匹配模板
# cmdline:
# - '.+' #匹配所有名称- name: "{{.Matches}}"cmdline:- 'mongod'- name: "{{.Matches}}"cmdline:- 'mysqld'- name: "{{.Matches}}"cmdline:- 'nginx' #唯一标识- name: "{{.Matches}}"cmdline:- 'redis-server'
EOFdocker 运行
cd /data/process_exporter/
docker run -d --rm -p 9256:9256 \
--privileged -v /proc:/host/proc -v `pwd`:/config \
--name process-exporter \
ncabatoff/process-exporter:0.7.10 \
--procfs /host/proc -config.path /config/process.ymldocker ps -a 确认 up
http://10.19.1.220:9256/metrics
增加prometheus.yml 配置
- job_name: 'process-exporter'scrape_interval: 30sscrape_timeout: 15sstatic_configs:- targets: ['10.19.1.220:9256']labels:instance: process服务器curl -X POST http://localhost:9090/-/reload
触发器
cat >>prometheus/rules/process.yml << 'EOF'
groups:
- name: processrules:- alert: 进程数多告警expr: sum(namedprocess_namegroup_states) by (instance) > 1000for: 1mlabels: severity: warningannotations:description: "服务器当前值有{{ $value }}个进程"
EOF
curl -X POST http://localhost:9090/-/reload
添加dashboard