{"id":28909,"date":"2024-11-06T17:49:09","date_gmt":"2024-11-06T09:49:09","guid":{"rendered":"https:\/\/www.yunshan.net\/blog\/?p=20121"},"modified":"2024-11-06T17:49:09","modified_gmt":"2024-11-06T09:49:09","slug":"prometheus%e7%9b%91%e6%8e%a7%e7%b3%bb%e7%bb%9f%e8%b5%84%e6%ba%90%e5%88%a9%e7%94%a8%e7%8e%87","status":"publish","type":"post","link":"https:\/\/www.yunshan.net\/blog\/archives\/28909.html","title":{"rendered":"Prometheus\u76d1\u63a7\u7cfb\u7edf\u8d44\u6e90\u5229\u7528\u7387"},"content":{"rendered":"<p>\t\t\t\t<![CDATA[\n\n<p><a href=\"https:\/\/www.yunshan.net\" target=\"_blank\" style=\"color:blue\" rel=\"noopener noreferrer\">Prometheus<\/a>\u76d1\u63a7\u7cfb\u7edf\u8d44\u6e90\u5229\u7528\u7387<\/p>\n\n\n\n\n<p>\u5728\u73b0\u4ee3IT\u67b6\u6784\u4e2d\uff0c\u76d1\u63a7\u7cfb\u7edf\u8d44\u6e90\u5229\u7528\u7387\u662f\u786e\u4fdd\u7cfb\u7edf\u7a33\u5b9a\u8fd0\u884c\u548c\u9ad8\u6548\u6027\u80fd\u7684\u5173\u952e\u73af\u8282\u3002<a href=\"https:\/\/www.yunshan.net\" target=\"_blank\" style=\"color:blue\" rel=\"noopener noreferrer\">Prometheus<\/a>\u4f5c\u4e3a\u4e00\u6b3e\u5f00\u6e90\u7684\u76d1\u63a7\u548c\u544a\u8b66\u5de5\u5177\uff0c\u56e0\u5176\u5f3a\u5927\u7684\u6570\u636e\u91c7\u96c6\u3001\u5b58\u50a8\u548c\u67e5\u8be2\u80fd\u529b\uff0c\u6210\u4e3a\u4e86\u4f17\u591a\u4f01\u4e1a\u548c\u5f00\u53d1\u8005\u7684\u9996\u9009\u3002\u672c\u6587\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5982\u4f55\u5229\u7528Prometheus\u76d1\u63a7\u7cfb\u7edf\u8d44\u6e90\u5229\u7528\u7387\uff0c\u6db5\u76d6\u5176\u67b6\u6784\u3001\u914d\u7f6e\u3001\u6570\u636e\u91c7\u96c6\u3001\u53ef\u89c6\u5316\u53ca\u544a\u8b66\u673a\u5236\u7b49\u65b9\u9762\u3002<\/p>\n\n\n\n\n\n\n\n\n<p align=center><img decoding=\"async\" src=\"https:\/\/www.yunshan.net\/blog\/wp-content\/uploads\/2024\/11\/18uMEY6xhD.jpg\" width=1000><\/p>\n\n\n\n\n\n\n\n\n\n<h3>Prometheus\u67b6\u6784\u6982\u8ff0<\/h3>\n\n\n\n\n<p>Prometheus\u7684\u67b6\u6784\u4e3b\u8981\u7531\u4ee5\u4e0b\u51e0\u4e2a\u6838\u5fc3\u7ec4\u4ef6\u6784\u6210\uff1a<\/p>\n\n\n\n\n<ol>\n\n\n<li><strong>Prometheus Server<\/strong>\uff1a\u8d1f\u8d23\u6536\u96c6\u548c\u5b58\u50a8\u65f6\u95f4\u5e8f\u5217\u6570\u636e\u3002<\/li>\n\n\n\n\n<li><strong>Exporter<\/strong>\uff1a\u7528\u4e8e\u66b4\u9732\u88ab\u76d1\u63a7\u76ee\u6807\u7684\u6307\u6807\u6570\u636e\u3002<\/li>\n\n\n\n\n<li><strong>Pushgateway<\/strong>\uff1a\u7528\u4e8e\u5904\u7406\u77ed\u671f\u4efb\u52a1\u7684\u6307\u6807\u63a8\u9001\u3002<\/li>\n\n\n\n\n<li><strong>Alertmanager<\/strong>\uff1a\u8d1f\u8d23\u5904\u7406\u544a\u8b66\u4fe1\u606f\u3002<\/li>\n\n\n\n\n<li> Grafana\uff1a\u7528\u4e8e\u6570\u636e\u53ef\u89c6\u5316\u3002<\/li>\n\n\n<\/ol>\n\n\n\n\n<h3>\u5b89\u88c5\u4e0e\u914d\u7f6ePrometheus<\/h3>\n\n\n\n\n<h4>\u5b89\u88c5Prometheus<\/h4>\n\n\n\n\n<p>\u9996\u5148\uff0c\u4ecePrometheus\u5b98\u7f51\u4e0b\u8f7d\u6700\u65b0\u7248\u672c\u7684\u4e8c\u8fdb\u5236\u6587\u4ef6\uff0c\u89e3\u538b\u5e76\u914d\u7f6e\u73af\u5883\u53d8\u91cf\u3002\u4ee5Linux\u4e3a\u4f8b\uff1a<\/p>\n\n\n\n\n<pre><code class=\"language-bash\">wget https:\/\/github.com\/prometheus\/prometheus\/releases\/download\/v2.35.0\/prometheus-2.35.0.linux-amd64.tar.gz<br \/>\ntar -xvf prometheus-2.35.0.linux-amd64.tar.gz<br \/>\ncd prometheus-2.35.0.linux-amd64<br \/>\n<\/code><\/pre>\n\n\n\n\n<h4>\u914d\u7f6ePrometheus<\/h4>\n\n\n\n\n<p>Prometheus\u7684\u914d\u7f6e\u6587\u4ef6\u901a\u5e38\u4e3a<code>prometheus.yml<\/code>\uff0c\u4e3b\u8981\u5305\u542b\u5168\u5c40\u914d\u7f6e\u3001\u89c4\u5219\u6587\u4ef6\u3001Scrape\u914d\u7f6e\u7b49\u3002<\/p>\n\n\n\n\n<pre><code class=\"language-yaml\">global:<br \/>\n  scrape_interval: 15s<br \/>\n<br \/>\nscrape_configs:<br \/>\n  - job_name: 'prometheus'<br \/>\n    static_configs:<br \/>\n      - targets: ['localhost:9090']<br \/>\n<\/code><\/pre>\n\n\n\n\n<h3>\u6570\u636e\u91c7\u96c6\uff1aExporter\u7684\u4f7f\u7528<\/h3>\n\n\n\n\n<p>Exporter\u662fPrometheus\u6570\u636e\u91c7\u96c6\u7684\u6838\u5fc3\u7ec4\u4ef6\uff0c\u7528\u4e8e\u5c06\u5404\u79cd\u670d\u52a1\u7684\u6307\u6807\u6570\u636e\u8f6c\u6362\u4e3aPrometheus\u53ef\u4ee5\u8bc6\u522b\u7684\u683c\u5f0f\u3002<\/p>\n\n\n\n\n<h4>\u5e38\u7528Exporter<\/h4>\n\n\n\n\n<ol>\n\n\n<li><strong>Node Exporter<\/strong>\uff1a\u7528\u4e8e\u91c7\u96c6Linux\u7cfb\u7edf\u7684\u8d44\u6e90\u5229\u7528\u7387\u6570\u636e\uff0c\u5982CPU\u3001\u5185\u5b58\u3001\u78c1\u76d8\u7b49\u3002<\/li>\n\n\n\n\n<li><strong>MySQL Exporter<\/strong>\uff1a\u7528\u4e8e\u91c7\u96c6MySQL\u6570\u636e\u5e93\u7684\u6307\u6807\u6570\u636e\u3002<\/li>\n\n\n\n\n<li><strong>Redis Exporter<\/strong>\uff1a\u7528\u4e8e\u91c7\u96c6Redis\u7684\u6307\u6807\u6570\u636e\u3002<\/li>\n\n\n<\/ol>\n\n\n\n\n<h4>\u5b89\u88c5Node Exporter<\/h4>\n\n\n\n\n<p>\u4ee5Node Exporter\u4e3a\u4f8b\uff0c\u5b89\u88c5\u6b65\u9aa4\u5982\u4e0b\uff1a<\/p>\n\n\n\n\n<pre><code class=\"language-bash\">wget https:\/\/github.com\/prometheus\/node_exporter\/releases\/download\/v1.3.1\/node_exporter-1.3.1.linux-amd64.tar.gz<br \/>\ntar -xvf node_exporter-1.3.1.linux-amd64.tar.gz<br \/>\ncd node_exporter-1.3.1.linux-amd64<br \/>\n.\/node_exporter<br \/>\n<\/code><\/pre>\n\n\n\n\n<h4>\u914d\u7f6ePrometheus\u91c7\u96c6Node Exporter\u6570\u636e<\/h4>\n\n\n\n\n<p>\u5728<code>prometheus.yml<\/code>\u4e2d\u6dfb\u52a0Node Exporter\u7684Scrape\u914d\u7f6e\uff1a<\/p>\n\n\n\n\n<pre><code class=\"language-yaml\">scrape_configs:<br \/>\n  - job_name: 'node_exporter'<br \/>\n    static_configs:<br \/>\n      - targets: ['&lt;node_exporter_host&gt;:9100']<br \/>\n<\/code><\/pre>\n\n\n\n\n<h3>\u6570\u636e\u5b58\u50a8\u4e0e\u67e5\u8be2<\/h3>\n\n\n\n\n<p>Prometheus\u91c7\u7528\u65f6\u5e8f\u6570\u636e\u5e93\uff08TSDB\uff09\u5b58\u50a8\u6570\u636e\uff0c\u652f\u6301\u9ad8\u6548\u7684\u6570\u636e\u538b\u7f29\u548c\u67e5\u8be2\u3002<\/p>\n\n\n\n\n<h4>\u6570\u636e\u6a21\u578b<\/h4>\n\n\n\n\n<p>Prometheus\u7684\u6570\u636e\u6a21\u578b\u5305\u62ec\u4ee5\u4e0b\u51e0\u90e8\u5206\uff1a<\/p>\n\n\n\n\n<ul>\n\n\n<li><strong>\u6307\u6807\u540d\u79f0<\/strong>\uff08Metric Name\uff09\uff1a\u5982<code>cpu_usage<\/code>\u3002<\/li>\n\n\n\n\n<li><strong>\u6807\u7b7e<\/strong>\uff08Labels\uff09\uff1a\u7528\u4e8e\u533a\u5206\u4e0d\u540c\u7ef4\u5ea6\u7684\u6570\u636e\uff0c\u5982<code>{instance=&quot;localhost:9100&quot;}<\/code>\u3002<\/li>\n\n\n\n\n<li><strong>\u65f6\u95f4\u6233<\/strong>\uff08Timestamp\uff09\uff1a\u6570\u636e\u91c7\u96c6\u7684\u65f6\u95f4\u3002<\/li>\n\n\n\n\n<li><strong>\u503c<\/strong>\uff08Value\uff09\uff1a\u5177\u4f53\u7684\u6307\u6807\u6570\u503c\u3002<\/li>\n\n\n<\/ul>\n\n\n\n\n<h4>PromQL\u67e5\u8be2\u8bed\u8a00<\/h4>\n\n\n\n\n<p>Prometheus\u63d0\u4f9b\u5f3a\u5927\u7684\u67e5\u8be2\u8bed\u8a00PromQL\uff0c\u7528\u4e8e\u5b9e\u65f6\u67e5\u8be2\u548c\u5206\u6790\u6570\u636e\u3002\u4f8b\u5982\uff0c\u67e5\u8be2\u5f53\u524dCPU\u4f7f\u7528\u7387\uff1a<\/p>\n\n\n\n\n<pre><code class=\"language-promql\">node_cpu_seconds_total{mode=&quot;user&quot;}<br \/>\n<\/code><\/pre>\n\n\n\n\n<h3>\u6570\u636e\u53ef\u89c6\u5316\uff1aGrafana\u96c6\u6210<\/h3>\n\n\n\n\n<p>Grafana\u662f\u4e00\u4e2a\u5f00\u6e90\u7684\u6570\u636e\u53ef\u89c6\u5316\u5e73\u53f0\uff0c\u4e0ePrometheus\u65e0\u7f1d\u96c6\u6210\uff0c\u63d0\u4f9b\u4e30\u5bcc\u7684\u56fe\u8868\u548c\u4eea\u8868\u76d8\u529f\u80fd\u3002<\/p>\n\n\n\n\n<h4>\u5b89\u88c5Grafana<\/h4>\n\n\n\n\n<p>\u4eceGrafana\u5b98\u7f51\u4e0b\u8f7d\u5e76\u5b89\u88c5\uff1a<\/p>\n\n\n\n\n<pre><code class=\"language-bash\">wget https:\/\/dl.grafana.com\/oss\/release\/grafana-8.3.3.linux-amd64.tar.gz<br \/>\ntar -xvf grafana-8.3.3.linux-amd64.tar.gz<br \/>\ncd grafana-8.3.3<br \/>\n.\/bin\/grafana-server web<br \/>\n<\/code><\/pre>\n\n\n\n\n<h4>\u914d\u7f6eGrafana\u6570\u636e\u6e90<\/h4>\n\n\n\n\n<p>\u5728Grafana\u4e2d\u6dfb\u52a0Prometheus\u4f5c\u4e3a\u6570\u636e\u6e90\uff1a<\/p>\n\n\n\n\n<ol>\n\n\n<li>\u767b\u5f55Grafana\uff0c\u8fdb\u5165\u201cConfiguration\u201d -&gt; \u201cData Sources\u201d\u3002<\/li>\n\n\n\n\n<li>\u70b9\u51fb\u201cAdd data source\u201d\uff0c\u9009\u62e9\u201cPrometheus\u201d\u3002<\/li>\n\n\n\n\n<li>\u5728URL\u4e2d\u586b\u5199Prometheus\u7684\u5730\u5740\uff0c\u5982<code>http:\/\/localhost:9090<\/code>\u3002<\/li>\n\n\n<\/ol>\n\n\n\n\n<h4>\u521b\u5efa\u4eea\u8868\u76d8<\/h4>\n\n\n\n\n<p>Grafana\u63d0\u4f9b\u4e30\u5bcc\u7684\u4eea\u8868\u76d8\u6a21\u677f\uff0c\u53ef\u4ee5\u76f4\u63a5\u5bfc\u5165\u4f7f\u7528\u3002\u4f8b\u5982\uff0c\u5bfc\u5165Node Exporter\u7684\u4eea\u8868\u76d8\uff1a<\/p>\n\n\n\n\n<ol>\n\n\n<li>\u5728Grafana\u4e2d\u70b9\u51fb\u201c+\u201d -&gt; \u201cImport\u201d\u3002<\/li>\n\n\n\n\n<li>\u8f93\u5165\u4eea\u8868\u76d8ID\uff0c\u5982\u201c8919\u201d\uff08Node Exporter Full\uff09\u3002<\/li>\n\n\n\n\n<li>\u9009\u62e9\u6570\u636e\u6e90\u5e76\u5bfc\u5165\u3002<\/li>\n\n\n<\/ol>\n\n\n\n\n<h3>\u544a\u8b66\u673a\u5236\uff1aAlertmanager<\/h3>\n\n\n\n\n<p>Prometheus\u7684Alertmanager\u7ec4\u4ef6\u8d1f\u8d23\u5904\u7406\u544a\u8b66\u4fe1\u606f\uff0c\u652f\u6301\u591a\u79cd\u544a\u8b66\u901a\u77e5\u65b9\u5f0f\uff0c\u5982\u90ae\u4ef6\u3001\u77ed\u4fe1\u3001Webhook\u7b49\u3002<\/p>\n\n\n\n\n<h4>\u914d\u7f6e\u544a\u8b66\u89c4\u5219<\/h4>\n\n\n\n\n<p>\u5728Prometheus\u914d\u7f6e\u6587\u4ef6\u4e2d\u6dfb\u52a0\u544a\u8b66\u89c4\u5219\u6587\u4ef6\uff1a<\/p>\n\n\n\n\n<pre><code class=\"language-yaml\">rule_files:<br \/>\n  - 'alerting_rules.yml'<br \/>\n<\/code><\/pre>\n\n\n\n\n<p>\u5728<code>alerting_rules.yml<\/code>\u4e2d\u5b9a\u4e49\u544a\u8b66\u89c4\u5219\uff1a<\/p>\n\n\n\n\n<pre><code class=\"language-yaml\">groups:<br \/>\n  - name: example<br \/>\n    rules:<br \/>\n      - alert: HighCpuUsage<br \/>\n        expr: node_cpu_seconds_total{mode=&quot;user&quot;} &gt; 0.8<br \/>\n        for: 5m<br \/>\n        labels:<br \/>\n          severity: warning<br \/>\n        annotations:<br \/>\n          summary: &quot;High CPU usage detected&quot;<br \/>\n          description: &quot;CPU usage is above 80% for more than 5 minutes&quot;<br \/>\n<\/code><\/pre>\n\n\n\n\n<h4>\u914d\u7f6eAlertmanager<\/h4>\n\n\n\n\n<p>\u5728<code>prometheus.yml<\/code>\u4e2d\u914d\u7f6eAlertmanager\u7684\u5730\u5740\uff1a<\/p>\n\n\n\n\n<pre><code class=\"language-yaml\">alerting:<br \/>\n  alertmanagers:<br \/>\n  - static_configs:<br \/>\n    - targets: ['localhost:9093']<br \/>\n<\/code><\/pre>\n\n\n\n\n<p>\u542f\u52a8Alertmanager\uff1a<\/p>\n\n\n\n\n<pre><code class=\"language-bash\">.\/alertmanager --config.file&gt;alertmanager.yml<br \/>\n<\/code><\/pre>\n\n\n\n\n<h4>\u914d\u7f6e\u544a\u8b66\u901a\u77e5<\/h4>\n\n\n\n\n<p>\u5728Alertmanager\u7684\u914d\u7f6e\u6587\u4ef6<code>alertmanager.yml<\/code>\u4e2d\u6dfb\u52a0\u901a\u77e5\u6e20\u9053\uff0c\u4f8b\u5982\u90ae\u4ef6\u901a\u77e5\uff1a<\/p>\n\n\n\n\n<pre><code class=\"language-yaml\">receivers:<br \/>\n  - name: 'email-notifier'<br \/>\n    email_configs:<br \/>\n      - to: 'your_email@example.com'<br \/>\n        from: 'alertmanager@example.com'<br \/>\n        smarthost: 'smtp.example.com:587'<br \/>\n        auth_username: 'alertmanager@example.com'<br \/>\n        auth_password: 'your_password'<br \/>\n<br \/>\nroute:<br \/>\n  receiver: 'email-notifier'<br \/>\n<\/code><\/pre>\n\n\n\n\n<h3>\u9ad8\u7ea7\u529f\u80fd\u4e0e\u4f18\u5316<\/h3>\n\n\n\n\n<h4>\u6570\u636e\u6301\u4e45\u5316<\/h4>\n\n\n\n\n<p>Prometheus\u9ed8\u8ba4\u5c06\u6570\u636e\u5b58\u50a8\u5728\u672c\u5730\u78c1\u76d8\uff0c\u53ef\u4ee5\u901a\u8fc7\u914d\u7f6e<code>storage.tsdb<\/code>\u53c2\u6570\u4f18\u5316\u5b58\u50a8\u6027\u80fd\uff1a<\/p>\n\n\n\n\n<pre><code class=\"language-yaml\">storage.tsdb:<br \/>\n  retention.time: 15d<br \/>\n  wal.compression: true<br \/>\n<\/code><\/pre>\n\n\n\n\n<h4>Federation<\/h4>\n\n\n\n\n<p>Prometheus\u652f\u6301\u8054\u90a6\uff08Federation\uff09\u529f\u80fd\uff0c\u7528\u4e8e\u5728\u591a\u4e2aPrometheus\u5b9e\u4f8b\u4e4b\u95f4\u5171\u4eab\u6570\u636e\u3002\u914d\u7f6e\u8054\u90a6\u76ee\u6807\uff1a<\/p>\n\n\n\n\n<pre><code class=\"language-yaml\">scrape_configs:<br \/>\n  - job_name: 'federated'<br \/>\n    scrape_interval: 15s<br \/>\n    honor_labels: true<br \/>\n    metrics_path: '\/federate'<br \/>\n    params:<br \/>\n      'match[]':<br \/>\n        - '{job=&quot;node_exporter&quot;}'<br \/>\n    static_configs:<br \/>\n      - targets: ['&lt;federated_prometheus_host&gt;:9090']<br \/>\n<\/code><\/pre>\n\n\n\n\n<h4>\u670d\u52a1\u53d1\u73b0<\/h4>\n\n\n\n\n<p>Prometheus\u652f\u6301\u591a\u79cd\u670d\u52a1\u53d1\u73b0\u673a\u5236\uff0c\u5982Consul\u3001Kubernetes\u7b49\uff0c\u7b80\u5316\u5927\u89c4\u6a21\u96c6\u7fa4\u7684\u76d1\u63a7\u914d\u7f6e\u3002\u4ee5Kubernetes\u4e3a\u4f8b\uff1a<\/p>\n\n\n\n\n<pre><code class=\"language-yaml\">scrape_configs:<br \/>\n  - job_name: 'kubernetes-pods'<br \/>\n    kubernetes_sd_configs:<br \/>\n      - role: pod<br \/>\n    relabel_configs:<br \/>\n      - source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_scrape]<br \/>\n        action: keep<br \/>\n        regex: true<br \/>\n<\/code><\/pre>\n\n\n\n\n<h3>\u5b9e\u6218\u6848\u4f8b\uff1a\u76d1\u63a7\u7cfb\u7edf\u8d44\u6e90\u5229\u7528\u7387<\/h3>\n\n\n\n\n<h4>\u76d1\u63a7\u76ee\u6807<\/h4>\n\n\n\n\n<p>\u5047\u8bbe\u6211\u4eec\u9700\u8981\u76d1\u63a7\u4e00\u4e2a\u5305\u542b\u591a\u4e2a\u8282\u70b9\u7684Kubernetes\u96c6\u7fa4\uff0c\u76d1\u63a7\u76ee\u6807\u5305\u62ec\uff1a<\/p>\n\n\n\n\n<ul>\n\n\n<li>\u8282\u70b9CPU\u3001\u5185\u5b58\u3001\u78c1\u76d8\u4f7f\u7528\u7387<\/li>\n\n\n\n\n<li>Pod\u8d44\u6e90\u5229\u7528\u7387<\/li>\n\n\n\n\n<li>\u96c6\u7fa4\u6574\u4f53\u6027\u80fd\u6307\u6807<\/li>\n\n\n<\/ul>\n\n\n\n\n<h4>\u90e8\u7f72Prometheus\u4e0eExporter<\/h4>\n\n\n\n\n<ol>\n\n\n<li>\u5728Kubernetes\u96c6\u7fa4\u4e2d\u90e8\u7f72Prometheus Operator\uff0c\u7b80\u5316Prometheus\u7684\u90e8\u7f72\u548c\u7ba1\u7406\u3002<\/li>\n\n\n\n\n<li>\u90e8\u7f72Node Exporter\u3001Kubelet Exporter\u7b49Exporter\uff0c\u91c7\u96c6\u8282\u70b9\u548cPod\u7684\u6307\u6807\u6570\u636e\u3002<\/li>\n\n\n<\/ol>\n\n\n\n\n<h4>\u914d\u7f6ePrometheus<\/h4>\n\n\n\n\n<p>\u901a\u8fc7Kubernetes\u670d\u52a1\u53d1\u73b0\u673a\u5236\u81ea\u52a8\u53d1\u73b0\u96c6\u7fa4\u4e2d\u7684\u8282\u70b9\u548cPod\uff1a<\/p>\n\n\n\n\n<pre><code class=\"language-yaml\">scrape_configs:<br \/>\n  - job_name: 'kubernetes-nodes'<br \/>\n    kubernetes_sd_configs:<br \/>\n      - role: node<br \/>\n    relabel_configs:<br \/>\n      - action: labelmap<br \/>\n        regex: __meta_kubernetes_node_label_(.+)<br \/>\n  - job_name: 'kubernetes-pods'<br \/>\n    kubernetes_sd_configs:<br \/>\n      - role: pod<br \/>\n    relabel_configs:<br \/>\n      - source_labels: [__meta_kubernetes_pod_annotation_prometheus_io_scrape]<br \/>\n        action: keep<br \/>\n        regex: true<br \/>\n<\/code><\/pre>\n\n\n\n\n<h4>\u521b\u5efaGrafana\u4eea\u8868\u76d8<\/h4>\n\n\n\n\n<p>\u5bfc\u5165Kubernetes\u96c6\u7fa4\u76d1\u63a7\u7684\u4eea\u8868\u76d8\u6a21\u677f\uff0c\u5982\u201cKubernetes Cluster Monitoring (via Prometheus)\u201d\u3002<\/p>\n\n\n\n\n<h4>\u914d\u7f6e\u544a\u8b66\u89c4\u5219<\/h4>\n\n\n\n\n<p>\u5b9a\u4e49\u544a\u8b66\u89c4\u5219\uff0c\u5982\u8282\u70b9CPU\u4f7f\u7528\u7387\u8d85\u8fc780%\uff1a<\/p>\n\n\n\n\n<pre><code class=\"language-yaml\">groups:<br \/>\n  - name: kubernetes-node<br \/>\n    rules:<br \/>\n      - alert: NodeCpuUsageHigh<br \/>\n        expr: sum(rate(node_cpu_seconds_total{mode=&quot;user&quot;}[5m])) by (node) &gt; 0.8<br \/>\n        for: 5m<br \/>\n        labels:<br \/>\n          severity: warning<br \/>\n        annotations:<br \/>\n          summary: &quot;Node CPU usage high&quot;<br \/>\n          description: &quot;Node {{ $labels.node }} CPU usage is above 80% for more than 5 minutes&quot;<br \/>\n<\/code><\/pre>\n\n\n\n\n<h3>\u603b\u7ed3<\/h3>\n\n\n\n\n<p>Prometheus\u4f5c\u4e3a\u4e00\u6b3e\u529f\u80fd\u5f3a\u5927\u7684\u76d1\u63a7\u7cfb\u7edf\uff0c\u63d0\u4f9b\u4e86\u4ece\u6570\u636e\u91c7\u96c6\u3001\u5b58\u50a8\u3001\u67e5\u8be2\u5230\u53ef\u89c6\u5316\u548c\u544a\u8b66\u7684\u5168\u65b9\u4f4d\u89e3\u51b3\u65b9\u6848\u3002\u901a\u8fc7\u5408\u7406\u914d\u7f6e\u548c\u4f7f\u7528Prometheus\u53ca\u5176\u751f\u6001\u7ec4\u4ef6\uff0c\u53ef\u4ee5\u6709\u6548\u76d1\u63a7\u7cfb\u7edf\u8d44\u6e90\u5229\u7528\u7387\uff0c\u53ca\u65f6\u53d1\u73b0\u548c\u89e3\u51b3\u6027\u80fd\u74f6\u9888\uff0c\u4fdd\u969c\u7cfb\u7edf\u7684\u7a33\u5b9a\u8fd0\u884c\u3002\u672c\u6587\u8be6\u7ec6\u4ecb\u7ecd\u4e86Prometheus\u7684\u67b6\u6784\u3001\u5b89\u88c5\u914d\u7f6e\u3001\u6570\u636e\u91c7\u96c6\u3001\u53ef\u89c6\u5316\u53ca\u544a\u8b66\u673a\u5236\uff0c\u5e76\u901a\u8fc7\u5b9e\u6218\u6848\u4f8b\u5c55\u793a\u4e86\u5982\u4f55\u5728\u5b9e\u9645\u73af\u5883\u4e2d\u76d1\u63a7\u7cfb\u7edf\u8d44\u6e90\u5229\u7528\u7387\uff0c\u5e0c\u671b\u80fd\u4e3a\u8bfb\u8005\u63d0\u4f9b\u6709\u4ef7\u503c\u7684\u53c2\u8003\u3002<\/p>\n\n\n]]>\t\t<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\t\t\t\t<![CDATA[]]>\t\t<\/p>\n","protected":false},"author":5,"featured_media":20122,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-28909","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-discussion"],"_links":{"self":[{"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/posts\/28909","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\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/comments?post=28909"}],"version-history":[{"count":0,"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/posts\/28909\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/media\/20122"}],"wp:attachment":[{"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/media?parent=28909"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/categories?post=28909"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.yunshan.net\/blog\/wp-json\/wp\/v2\/tags?post=28909"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}