{"id":35859,"date":"2025-03-26T13:47:16","date_gmt":"2025-03-26T05:47:16","guid":{"rendered":"https:\/\/www.yunshan.net\/blog\/?p=35859"},"modified":"2025-03-26T13:47:16","modified_gmt":"2025-03-26T05:47:16","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8prometheus%e7%9b%91%e6%8e%a7%e5%ae%b9%e5%99%a8%e5%8c%96%e5%ba%94%e7%94%a8%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/www.yunshan.net\/blog\/archives\/35859.html","title":{"rendered":"\u5982\u4f55\u4f7f\u7528Prometheus\u76d1\u63a7\u5bb9\u5668\u5316\u5e94\u7528\uff1f"},"content":{"rendered":"

\n

\"\u5982\u4f55\u4f7f\u7528Prometheus\u76d1\u63a7\u5bb9\u5668\u5316\u5e94\u7528\uff1f\"<\/p>\n<\/p>\n

\u524d\u8a00<\/strong>
\n\u5728\u5bb9\u5668\u5316\u6280\u672f\u5e2d\u5377\u5168\u7403\u7684\u4eca\u5929\uff0c\u5fae\u670d\u52a1\u67b6\u6784\u7684\u52a8\u6001\u4f38\u7f29\u4e0e\u5feb\u901f\u8fed\u4ee3\u5df2\u6210\u4e3a\u5e38\u6001\u3002\u7136\u800c\uff0c\u8fd9\u79cd\u7075\u6d3b\u6027\u4e5f\u5e26\u6765\u4e86\u76d1\u63a7\u590d\u6742\u5ea6\u6307\u6570\u7ea7\u4e0a\u5347\u7684\u6311\u6218\u2014\u2014\u5f53\u5bb9\u5668\u5b9e\u4f8b\u6bcf\u79d2\u90fd\u53ef\u80fd\u88ab\u521b\u5efa\u6216\u9500\u6bc1\u65f6\uff0c\u4f20\u7edf\u7684\u76d1\u63a7\u5de5\u5177\u5f80\u5f80\u663e\u5f97\u529b\u4e0d\u4ece\u5fc3\u3002\u5982\u4f55\u7cbe\u51c6\u6355\u6349\u8fd9\u4e9b\u77ac\u606f\u4e07\u53d8\u7684\u5bb9\u5668\u5316\u5e94\u7528\u72b6\u6001\uff1f<\/strong> \u8fd9\u6b63\u662fPrometheus<\/a>\u5927\u663e\u8eab\u624b\u7684\u9886\u57df\u3002\u4f5c\u4e3a\u4e91\u539f\u751f\u65f6\u4ee3\u7684\u76d1\u63a7\u6807\u6746\uff0c\u5b83\u4e0d\u4ec5\u80fd\u591f\u7a7f\u900f\u5bb9\u5668\u7f16\u6392\u7cfb\u7edf\u7684\u8ff7\u96fe\uff0c\u8fd8\u80fd\u4ee5\u591a\u7ef4\u5ea6\u7684\u6570\u636e\u6d1e\u5bdf\u4e3a\u8fd0\u7ef4\u56e2\u961f\u63d0\u4f9b\u51b3\u7b56\u4f9d\u636e\u3002\u672c\u6587\u5c06\u63ed\u5f00Prometheus<\/a>\u5728\u5bb9\u5668\u5316\u76d1\u63a7\u4e2d\u7684\u6838\u5fc3\u65b9\u6cd5\u8bba\uff0c\u5e26\u60a8\u6784\u5efa\u4ece\u6570\u636e\u91c7\u96c6\u5230\u544a\u8b66\u54cd\u5e94\u7684\u5b8c\u6574\u76d1\u63a7\u94fe\u8def\u3002<\/p>\n

\n

\u4e00\u3001Prometheus\u7684\u76d1\u63a7\u54f2\u5b66\u4e0e\u5bb9\u5668\u5316\u9700\u6c42\u7684\u9ad8\u5ea6\u5951\u5408<\/h3>\n

Prometheus\u57fa\u4e8e\u591a\u7ef4\u5ea6\u6570\u636e\u6a21\u578b<\/strong>\u548c\u7075\u6d3b\u7684\u67e5\u8be2\u8bed\u8a00PromQL<\/strong>\uff0c\u5929\u751f\u9002\u5408\u5904\u7406\u52a8\u6001\u73af\u5883\u4e2d\u7684\u76d1\u63a7\u9700\u6c42\u3002\u5176\u62c9\u53d6\uff08Pull\uff09\u6a21\u5f0f<\/strong>\u4e0e\u5bb9\u5668\u5316\u5e73\u53f0\uff08\u5982Kubernetes\uff09\u7684\u670d\u52a1\u53d1\u73b0\u673a\u5236<\/strong>\u6df1\u5ea6\u96c6\u6210\uff0c\u80fd\u591f\u81ea\u52a8\u8bc6\u522b\u65b0\u521b\u5efa\u7684Pod\u5e76\u5f00\u59cb\u91c7\u96c6\u6307\u6807\uff0c\u5b8c\u7f8e\u89e3\u51b3\u4e86\u4f20\u7edf\u76d1\u63a7\u5de5\u5177\u9700\u8981\u624b\u52a8\u914d\u7f6e\u76ee\u6807\u7684\u75db\u70b9\u3002<\/p>\n

\u5bf9\u4e8e\u5bb9\u5668\u5316\u5e94\u7528\uff0c\u9700\u91cd\u70b9\u5173\u6ce8\u4ee5\u4e0b\u6307\u6807\uff1a<\/p>\n

    \n
  • \u8d44\u6e90\u5c42<\/strong>\uff1aCPU\/\u5185\u5b58\u4f7f\u7528\u7387\u3001\u7f51\u7edcI\/O\u3001\u5b58\u50a8\u541e\u5410\u91cf\n<\/li>\n
  • \u5e94\u7528\u5c42<\/strong>\uff1aHTTP\u8bf7\u6c42\u5ef6\u8fdf\u3001\u9519\u8bef\u7387\u3001JVM\u5806\u5185\u5b58\uff08Java\u5e94\u7528\uff09\n<\/li>\n
  • \u7f16\u6392\u5c42<\/strong>\uff1aPod\u91cd\u542f\u6b21\u6570\u3001\u526f\u672c\u96c6\u72b6\u6001\u3001\u8282\u70b9\u5065\u5eb7\u5ea6\n<\/li>\n<\/ul>\n

    \u901a\u8fc7\u5c06\u8fd9\u4e9b\u6307\u6807\u4e0ePrometheus\u7684\u6807\u7b7e\uff08Label\uff09\u4f53\u7cfb\u7ed3\u5408\uff0c\u53ef\u4ee5\u5b9e\u73b0\u7ec6\u7c92\u5ea6\u8fc7\u6ee4<\/strong>\u3002\u4f8b\u5982\uff1acontainer_memory_usage_bytes{namespace="production", pod=~"frontend-.*"}<\/code> \u53ef\u7cbe\u51c6\u6355\u83b7\u751f\u4ea7\u73af\u5883\u6240\u6709\u524d\u7aefPod\u7684\u5185\u5b58\u6d88\u8017\u3002<\/p>\n

    \n

    \u4e8c\u3001\u642d\u5efa\u5bb9\u5668\u5316\u76d1\u63a7\u4f53\u7cfb\u7684\u56db\u5927\u6838\u5fc3\u6b65\u9aa4<\/h3>\n

    1. \u90e8\u7f72\u4e0e\u914d\u7f6ePrometheus\u670d\u52a1<\/strong><\/h4>\n

    \u5728Kubernetes\u96c6\u7fa4\u4e2d\uff0c\u63a8\u8350\u4f7f\u7528Helm Chart\u5feb\u901f\u90e8\u7f72\uff1a<\/p>\n

    helm install prometheus prometheus-community\/prometheus \\  \r\n--set server.service.type=NodePort \\  \r\n--set alertmanager.enabled=false  \r\n<\/code><\/pre>\n
    \u5173\u952e\u914d\u7f6e\u9879\u805a\u7126\u4e8escrape_configs<\/code>\u90e8\u5206\uff0c\u9700\u6307\u5b9aKubernetes\u670d\u52a1\u53d1\u73b0\u89c4\u5219\uff1a<\/p>\n
    scrape_configs:  \r\n- job_name: 'kubernetes-pods'  \r\nkubernetes_sd_configs: [{ role: pod }]  \r\nrelabel_configs:  \r\n- source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_scrape]  \r\naction: keep  \r\nregex: true  \r\n<\/code><\/pre>\n
    \u6b64\u914d\u7f6e\u901a\u8fc7Pod\u7684\u6ce8\u89e3\uff08prometheus.io\/scrape: "true"<\/code>\uff09\u81ea\u52a8\u8bc6\u522b\u76d1\u63a7\u76ee\u6807\uff0c\u5b9e\u73b0\u96f6\u4eba\u5de5\u5e72\u9884\u7684\u76ee\u6807\u53d1\u73b0\u3002<\/p>\n
    2. \u4e3a\u5e94\u7528\u6ce8\u5165\u76d1\u63a7\u7aef\u70b9<\/strong><\/h4>\n
    \u5bb9\u5668\u5316\u5e94\u7528\u9700\u901a\u8fc7Exporter<\/strong>\u6216\u539f\u751fInstrumentation<\/strong>\u66b4\u9732\u6307\u6807\uff1a<\/p>\n
      \n
    • \u6807\u51c6\u5e94\u7528<\/strong>\uff1a\u4f7f\u7528\u5b98\u65b9Exporter\uff08\u5982Node Exporter\u3001Redis Exporter\uff09\n<\/li>\n
    • \u81ea\u5b9a\u4e49\u5e94\u7528<\/strong>\uff1a\u96c6\u6210Prometheus\u5ba2\u6237\u7aef\u5e93\uff08\u5982Java\u7684simpleclient<\/code>\uff09\uff0c\u5728\u4ee3\u7801\u4e2d\u57cb\u70b9\n<\/li>\n
    • Service Mesh<\/strong>\uff1a\u901a\u8fc7Istio\u7b49Sidecar\u81ea\u52a8\u6536\u96c6\u6d41\u91cf\u6307\u6807\n<\/li>\n<\/ul>\n
      \u4ee5Go\u8bed\u8a00\u4e3a\u4f8b\uff0c\u66b4\u9732\/metrics\u7aef\u70b9\u4ec5\u9700\uff1a<\/p>\n
      import "github.com\/prometheus\/client_golang\/prometheus\/promhttp"  \r\nhttp.Handle("\/metrics", promhttp.Handler())  \r\n<\/code><\/pre>\n
      3. \u6784\u5efa\u53ef\u89c6\u5316\u4e0e\u544a\u8b66\u4f53\u7cfb<\/strong><\/h4>\n
        \n
      • Grafana\u53ef\u89c6\u5316<\/strong>\uff1a\u5bfc\u5165ID\u4e3a315\u7684Kubernetes\u96c6\u7fa4\u4eea\u8868\u76d8\u6a21\u677f\uff0c\u5b9e\u65f6\u5448\u73b0Pod\u72b6\u6001\u3001\u8d44\u6e90\u5229\u7528\u7387\u7b49\u5173\u952e\u6307\u6807\n<\/li>\n
      • Alertmanager\u914d\u7f6e<\/strong>\uff1a\u9488\u5bf9\u5bb9\u5668\u7279\u6709\u7684\u573a\u666f\u8bbe\u8ba1\u544a\u8b66\u89c4\u5219\uff0c\u4f8b\u5982\uff1a\n<\/li>\n<\/ul>\n
        groups:  \r\n- name: container-alerts  \r\nrules:  \r\n- alert: HighPodRestartRate  \r\nexpr: rate(kube_pod_container_status_restarts_total[5m]) > 0.5  \r\nlabels:  \r\nseverity: critical  \r\nannotations:  \r\nsummary: "Pod {{ $labels.pod }} 5\u5206\u949f\u5185\u91cd\u542f{{ $value }}\u6b21"  \r\n<\/code><\/pre>\n
        \u6b64\u7c7b\u89c4\u5219\u53ef\u53ca\u65f6\u53d1\u73b0\u56e0OOMKilled\u5bfc\u81f4\u7684\u5bb9\u5668\u5d29\u6e83\u95ee\u9898\u3002<\/p>\n
        4. \u4f18\u5316\u5b58\u50a8\u4e0e\u67e5\u8be2\u6027\u80fd<\/strong><\/h4>\n
        \u9762\u5bf9\u6d77\u91cf\u5bb9\u5668\u6307\u6807\uff0c\u9700\u91c7\u53d6\uff1a<\/p>\n
          \n
        • \u5206\u5c42\u5b58\u50a8<\/strong>\uff1a\u4f7f\u7528Thanos\u6216VictoriaMetrics\u5b9e\u73b0\u957f\u671f\u5b58\u50a8\n<\/li>\n
        • \u6307\u6807\u88c1\u526a<\/strong>\uff1a\u901a\u8fc7metric_relabel_configs<\/code>\u8fc7\u6ee4\u4f4e\u4ef7\u503c\u6307\u6807\n<\/li>\n
        • \u67e5\u8be2\u4f18\u5316<\/strong>\uff1a\u907f\u514d\u5168\u91cf\u626b\u63cf\uff0c\u5229\u7528PromQL\u7684\u805a\u5408\u51fd\u6570\uff08\u5982sum by (namespace) (rate(http_requests_total[5m]))<\/code>\uff09\n<\/li>\n<\/ul>\n
          \n
          \u4e09\u3001\u5b9e\u6218\uff1aKubernetes\u96c6\u7fa4\u76d1\u63a7\u6df1\u5ea6\u914d\u7f6e\u6848\u4f8b<\/h3>\n
          \u5047\u8bbe\u9700\u8981\u76d1\u63a7\u4e00\u4e2a\u5305\u542bNode.js\u5fae\u670d\u52a1\u7684Kubernetes\u96c6\u7fa4\uff1a<\/p>\n
          Step 1\uff1a\u4e3aNode.js\u5e94\u7528\u6dfb\u52a0Instrumentation<\/strong><\/p>\n
          const promBundle = require("express-prom-bundle");  \r\napp.use(promBundle({ includeMethod: true }));  \r\n<\/code><\/pre>\n
          \u6b64\u65f6\u8bbf\u95ee\/metrics<\/code>\u5c06\u8f93\u51fa\u5305\u62echttp_request_duration_seconds<\/code>\u5728\u5185\u7684\u5e94\u7528\u6307\u6807\u3002<\/p>\n
          Step 2\uff1a\u5b9a\u5236\u5316ServiceMonitor\u8d44\u6e90<\/strong>
          \n\u5728\u542f\u7528Prometheus Operator\u7684\u573a\u666f\u4e0b\uff0c\u901a\u8fc7CRD\u5b9a\u4e49\u91c7\u96c6\u89c4\u5219\uff1a<\/p>\n
          apiVersion: monitoring.coreos.com\/v1  \r\nkind: ServiceMonitor  \r\nmetadata:  \r\nname: nodejs-service-monitor  \r\nspec:  \r\nselector:  \r\nmatchLabels:  \r\napp: nodejs-backend  \r\nendpoints:  \r\n- port: web  \r\ninterval: 30s  \r\npath: \/metrics  \r\n<\/code><\/pre>\n
          \u8be5\u914d\u7f6e\u81ea\u52a8\u53d1\u73b0\u6240\u6709\u643a\u5e26app=nodejs-backend<\/code>\u6807\u7b7e\u7684Service\uff0c\u5b9e\u73b0\u76d1\u63a7\u76ee\u6807\u7684\u52a8\u6001\u5173\u8054\u3002<\/p>\n
          Step 3\uff1a\u57fa\u4e8e\u4e1a\u52a1\u6307\u6807\u7684\u9ec4\u91d1\u4fe1\u53f7\u544a\u8b66<\/strong>
          \n\u5728PrometheusRule\u4e2d\u5b9a\u4e49SLO\u76f8\u5173\u544a\u8b66\uff1a<\/p>\n
          - record: job:slo_errors:rate5m  \r\nexpr: sum(rate(http_requests_total{status=~"5.."}[5m])) by (job)  \r\n\/ sum(rate(http_requests_total[5m])) by (job)  \r\n- alert: APISLOViolation  \r\nexpr: job:slo_errors:rate5m > 0.01  \r\nfor: 10m  \r\n<\/code><\/pre>\n
          \u5f53API\u9519\u8bef\u7387\u6301\u7eed10\u5206\u949f\u8d85\u8fc71%\u65f6\u89e6\u53d1\u544a\u8b66\uff0c\u7cbe\u51c6\u6355\u6349\u670d\u52a1\u964d\u7ea7\u3002<\/p>\n
          \n
          \u56db\u3001\u907f\u5751\u6307\u5357\uff1a\u5bb9\u5668\u76d1\u63a7\u7684\u5178\u578b\u9677\u9631<\/h3>\n
            \n
          1. \u6307\u6807\u7206\u70b8<\/strong>\uff1a\u907f\u514d\u8fc7\u5ea6\u91c7\u96c6\uff0c\u4f7f\u7528honor_labels<\/code>\u548cmetric_relabel_configs<\/code>\u63a7\u5236\u6807\u7b7e\u57fa\u6570\n<\/li>\n
          2. \u7f51\u7edc\u9694\u79bb<\/strong>\uff1a\u5728Istio\u7f51\u683c\u4e2d\u9700\u914d\u7f6ePrometheus\u8bbf\u95ee\u6743\u9650\uff0c\u9632\u6b62\u56e0mTLS\u5bfc\u81f4\u6293\u53d6\u5931\u8d25\n<\/li>\n
          3. \u8d44\u6e90\u4e89\u62a2<\/strong>\uff1a\u4e3aPrometheus Pod\u8bbe\u7f6e\u5408\u7406\u7684CPU\/Memory Limit\uff0c\u9632\u6b62OOMKilled\n<\/li>\n
          4. \u6570\u636e\u6301\u4e45\u5316<\/strong>\uff1a\u901a\u8fc7PVC\u6301\u4e45\u5316\u5b58\u50a8\uff0c\u907f\u514d\u5386\u53f2\u6570\u636e\u56e0Pod\u91cd\u542f\u4e22\u5931\n<\/li>\n<\/ol>\n
            \u901a\u8fc7\u4e0a\u8ff0\u65b9\u6cd5\u8bba\uff0cPrometheus\u4e0d\u4ec5\u80fd\u7a7f\u900f\u5bb9\u5668\u5316\u73af\u5883\u7684\u590d\u6742\u6027\uff0c\u66f4\u80fd\u5c06\u76d1\u63a7\u6570\u636e\u8f6c\u5316\u4e3a\u9a71\u52a8\u4e1a\u52a1\u7a33\u5b9a\u6027\u7684\u6838\u5fc3\u52a8\u529b\u3002\u5f53\u6bcf\u4e00\u4e2a\u6ce2\u52a8\u7684\u6307\u6807\u66f2\u7ebf\u90fd\u6210\u4e3a\u53ef\u5206\u6790\u7684\u6570\u5b57\u5316\u53d9\u4e8b\u65f6\uff0c\u8fd0\u7ef4\u56e2\u961f\u4fbf\u771f\u6b63\u83b7\u5f97\u4e86\u5728\u4e91\u539f\u751f\u6d6a\u6f6e\u4e2d\u7834\u6d6a\u524d\u884c\u7684\u7f57\u76d8\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
            \u524d\u8a00 \u5728\u5bb9\u5668\u5316\u6280\u672f\u5e2d\u5377\u5168\u7403\u7684\u4eca\u5929\uff0c\u5fae\u670d\u52a1\u67b6\u6784\u7684\u52a8\u6001\u4f38\u7f29\u4e0e\u5feb\u901f\u8fed\u4ee3\u5df2\u6210\u4e3a\u5e38\u6001\u3002\u7136\u800c\uff0c\u8fd9\u79cd\u7075\u6d3b\u6027\u4e5f\u5e26\u6765\u4e86\u76d1\u63a7\u590d\u6742\u5ea6\u6307\u6570\u7ea7\u4e0a\u5347\u7684\u6311\u6218\u2014\u2014\u5f53\u5bb9\u5668\u5b9e\u4f8b\u6bcf\u79d2\u90fd\u53ef\u80fd\u88ab\u521b\u5efa\u6216\u9500\u6bc1\u65f6\uff0c\u4f20\u7edf\u7684\u76d1\u63a7\u5de5\u5177\u5f80\u5f80\u663e\u5f97\u529b\u4e0d\u4ece\u5fc3\u3002\u5982\u4f55\u7cbe\u51c6\u6355\u6349\u8fd9\u4e9b\u77ac\u606f\u4e07\u53d8\u7684\u5bb9\u5668\u5316\u5e94\u7528\u72b6\u6001\uff1f \u8fd9\u6b63\u662fPrometheus\u5927\u663e\u8eab\u624b\u7684\u9886\u57df\u3002\u4f5c\u4e3a\u4e91\u539f\u751f\u65f6\u4ee3\u7684\u76d1\u63a7\u6807\u6746\uff0c\u5b83\u4e0d\u4ec5\u80fd\u591f\u7a7f\u900f\u5bb9\u5668\u7f16\u6392\u7cfb\u7edf\u7684\u8ff7\u96fe\uff0c\u8fd8\u80fd\u4ee5\u591a\u7ef4\u5ea6\u7684\u6570\u636e\u6d1e\u5bdf\u4e3a\u8fd0\u7ef4\u56e2\u961f\u63d0\u4f9b\u51b3\u7b56\u4f9d\u636e\u3002\u672c\u6587\u5c06\u63ed\u5f00Prometheus\u5728\u5bb9\u5668\u5316\u76d1\u63a7\u4e2d\u7684\u6838\u5fc3\u65b9\u6cd5\u8bba\uff0c\u5e26\u60a8\u6784\u5efa\u4ece\u6570\u636e\u91c7\u96c6\u5230\u544a\u8b66\u54cd\u5e94\u7684\u5b8c\u6574\u76d1\u63a7\u94fe\u8def\u3002 \u4e00\u3001Prometheus\u7684\u76d1\u63a7\u54f2\u5b66\u4e0e\u5bb9\u5668\u5316\u9700\u6c42\u7684\u9ad8\u5ea6\u5951\u5408 Prometheus\u57fa\u4e8e\u591a\u7ef4\u5ea6\u6570\u636e\u6a21\u578b\u548c\u7075\u6d3b\u7684\u67e5\u8be2\u8bed\u8a00PromQL\uff0c\u5929\u751f\u9002\u5408\u5904\u7406\u52a8\u6001\u73af\u5883\u4e2d\u7684\u76d1\u63a7\u9700\u6c42\u3002\u5176\u62c9\u53d6\uff08Pull\uff09\u6a21\u5f0f\u4e0e\u5bb9\u5668\u5316\u5e73\u53f0\uff08\u5982Kubernetes\uff09\u7684\u670d\u52a1\u53d1\u73b0\u673a\u5236\u6df1\u5ea6\u96c6\u6210\uff0c\u80fd\u591f\u81ea\u52a8\u8bc6\u522b\u65b0\u521b\u5efa\u7684Pod\u5e76\u5f00\u59cb\u91c7\u96c6\u6307\u6807\uff0c\u5b8c\u7f8e\u89e3\u51b3\u4e86\u4f20\u7edf\u76d1\u63a7\u5de5\u5177\u9700\u8981\u624b\u52a8\u914d\u7f6e\u76ee\u6807\u7684\u75db\u70b9\u3002 \u5bf9\u4e8e\u5bb9\u5668\u5316\u5e94\u7528\uff0c\u9700\u91cd\u70b9\u5173\u6ce8\u4ee5\u4e0b\u6307\u6807\uff1a \u8d44\u6e90\u5c42\uff1aCPU\/\u5185\u5b58\u4f7f\u7528\u7387\u3001\u7f51\u7edcI\/O\u3001\u5b58\u50a8\u541e\u5410\u91cf \u5e94\u7528\u5c42\uff1aHTTP\u8bf7\u6c42\u5ef6\u8fdf\u3001\u9519\u8bef\u7387\u3001JVM\u5806\u5185\u5b58\uff08Java\u5e94\u7528\uff09 \u7f16\u6392\u5c42\uff1aPod\u91cd\u542f\u6b21\u6570\u3001\u526f\u672c\u96c6\u72b6\u6001\u3001\u8282\u70b9\u5065\u5eb7\u5ea6 \u901a\u8fc7\u5c06\u8fd9\u4e9b\u6307\u6807\u4e0ePrometheus\u7684\u6807\u7b7e\uff08Label\uff09\u4f53\u7cfb\u7ed3\u5408\uff0c\u53ef\u4ee5\u5b9e\u73b0\u7ec6\u7c92\u5ea6\u8fc7\u6ee4\u3002\u4f8b\u5982\uff1acontainer_memory_usage_bytes{namespace="production", pod=~"frontend-.*"} \u53ef\u7cbe\u51c6\u6355\u83b7\u751f\u4ea7\u73af\u5883\u6240\u6709\u524d\u7aefPod\u7684\u5185\u5b58\u6d88\u8017\u3002 \u4e8c\u3001\u642d\u5efa\u5bb9\u5668\u5316\u76d1\u63a7\u4f53\u7cfb\u7684\u56db\u5927\u6838\u5fc3\u6b65\u9aa4 1. \u90e8\u7f72\u4e0e\u914d\u7f6ePrometheus\u670d\u52a1 \u5728Kubernetes\u96c6\u7fa4\u4e2d\uff0c\u63a8\u8350\u4f7f\u7528Helm Chart\u5feb\u901f\u90e8\u7f72\uff1a helm install prometheus prometheus-community\/prometheus \\ –set server.service.type=NodePort \\ –set alertmanager.enabled=false \u5173\u952e\u914d\u7f6e\u9879\u805a\u7126\u4e8escrape_configs\u90e8\u5206\uff0c\u9700\u6307\u5b9aKubernetes\u670d\u52a1\u53d1\u73b0\u89c4\u5219\uff1a scrape_configs: – job_name: ‘kubernetes-pods’ kubernetes_sd_configs: [{ role: pod }] relabel_configs: – source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_scrape] action: keep regex: true \u6b64\u914d\u7f6e\u901a\u8fc7Pod\u7684\u6ce8\u89e3\uff08prometheus.io\/scrape: "true"\uff09\u81ea\u52a8\u8bc6\u522b\u76d1\u63a7\u76ee\u6807\uff0c\u5b9e\u73b0\u96f6\u4eba\u5de5\u5e72\u9884\u7684\u76ee\u6807\u53d1\u73b0\u3002 2. \u4e3a\u5e94\u7528\u6ce8\u5165\u76d1\u63a7\u7aef\u70b9 \u5bb9\u5668\u5316\u5e94\u7528\u9700\u901a\u8fc7Exporter\u6216\u539f\u751fInstrumentation\u66b4\u9732\u6307\u6807\uff1a \u6807\u51c6\u5e94\u7528\uff1a\u4f7f\u7528\u5b98\u65b9Exporter\uff08\u5982Node Exporter\u3001Redis Exporter\uff09 \u81ea\u5b9a\u4e49\u5e94\u7528\uff1a\u96c6\u6210Prometheus\u5ba2\u6237\u7aef\u5e93\uff08\u5982Java\u7684simpleclient\uff09\uff0c\u5728\u4ee3\u7801\u4e2d\u57cb\u70b9 Service […]<\/p>\n","protected":false},"author":4,"featured_media":35860,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[14],"tags":[],"class_list":["post-35859","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-product-news"],"_links":{"self":[{"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/posts\/35859","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/comments?post=35859"}],"version-history":[{"count":1,"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/posts\/35859\/revisions"}],"predecessor-version":[{"id":35861,"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/posts\/35859\/revisions\/35861"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/media\/35860"}],"wp:attachment":[{"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/media?parent=35859"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/categories?post=35859"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/tags?post=35859"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}