是一种工作在进程层面的exporter
比如k8s集群中，如果节点总是发生不明原因的OOM，在节点监控node-exporter的基础上，就很适合用这种exporter来进行针对性监控
二进制部署
因为我当前的k8s集群是kind，不太适用，如果在k8s内，就可以用daemonset
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| wget https://github.com/ncabatoff/process-exporter/releases/download/v0.8.1/process-exporter-0.8.1.linux-amd64.tar.gz
tar -xzf process-exporter-0.8.1.linux-amd64.tar.gz
cd process-exporter-0.8.1.linux-amd64/
vim process-conf.yaml
process_names:
- name: "{{.Comm}}"
cmdline:
- '.+'
./process-exporter -config.path process-conf.yaml
cp /root/process-exporter-0.8.1.linux-amd64/process-exporter /usr/local/bin/
cp /root/process-exporter-0.8.1.linux-amd64/process-conf.yaml /etc/process-exporter.yaml
cat > /etc/systemd/system/process-exporter.service <<EOF
[Unit]
Description=Process Exporter
After=network.target
[Service]
Type=simple
User=root
Group=root
WorkingDirectory=/root/process-exporter-0.8.1.linux-amd64
ExecStart=/usr/local/bin/process-exporter -config.path /etc/process-exporter.yaml
Restart=always
RestartSec=10
StandardOutput=journal
StandardError=journal
[Install]
WantedBy=multi-user.target
EOF
systemctl daemon-reload
systemctl enable process-exporter.service --now
systemctl is-active process-exporter.service
active
ss -tunlp | grep 9256
tcp LISTEN 0 4096 *:9256 *:* users:(("process-exporte",pid=2440161,fd=3))
|
添加Prometheus静态抓取配置
我使用的是helm部署的kube-prometheus-stack
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|
additionalScrapeConfigs:
- job_name: 'user-login-monitor'
static_configs:
- targets:
- '192.168.10.100:9092'
scrape_interval: 30s
scrape_timeout: 10s
metrics_path: /
scheme: http
- job_name: 'process-exporter'
static_configs:
- targets:
- '192.168.10.100:9256'
helm upgrade --install prometheus ./ -f values.yaml -n prometheus
|
grafana展示
选择Import dashboard，导入13882
