https://www.leanku.com/tags/%E7%9B%91%E6%8E%A7%E5%91%8A%E8%AD%A6/Recent content in 监控告警 on Leanku 的博客Hugozh-cnSun, 11 May 2025 00:00:00 +0000https://www.leanku.com/post/devops/prometheus--grafana--alertmanager%E8%BD%BB%E9%87%8F%E7%BA%A7%E7%9B%91%E6%8E%A7%E5%91%8A%E8%AD%A6%E7%B3%BB%E7%BB%9F/Sun, 11 May 2025 00:00:00 +0000https://www.leanku.com/post/devops/prometheus--grafana--alertmanager%E8%BD%BB%E9%87%8F%E7%BA%A7%E7%9B%91%E6%8E%A7%E5%91%8A%E8%AD%A6%E7%B3%BB%E7%BB%9F/<h1 id="prometheus--grafana--alertmanager轻量级监控告警系统">Prometheus + Grafana + Alertmanager轻量级监控告警系统</h1> <h2 id="一工具简介与官网"><strong>一、工具简介与官网</strong></h2> <table> <thead> <tr> <th style="text-align: left">工具</th> <th style="text-align: left">作用</th> <th style="text-align: left">官网文档地址</th> </tr> </thead> <tbody> <tr> <td style="text-align: left"><strong>Prometheus</strong></td> <td style="text-align: left">指标采集、存储与告警规则管理</td> <td style="text-align: left"><a href="https://prometheus.io/docs/">prometheus.io/docs</a></td> </tr> <tr> <td style="text-align: left"><strong>Node Exporter</strong></td> <td style="text-align: left">暴露服务器硬件/OS指标</td> <td style="text-align: left"><a href="https://github.com/prometheus/node_exporter">github.com/prometheus/node_exporter</a></td> </tr> <tr> <td style="text-align: left"><strong>Alertmanager</strong></td> <td style="text-align: left">告警聚合与通知发送</td> <td style="text-align: left"><a href="https://prometheus.io/docs/alerting/latest/alertmanager/">prometheus.io/docs/alerting</a></td> </tr> <tr> <td style="text-align: left"><strong>Grafana</strong></td> <td style="text-align: left">数据可视化与仪表盘</td> <td style="text-align: left"><a href="https://grafana.com/docs/">grafana.com/docs</a></td> </tr> </tbody> </table> <h2 id="二安装与配置"><strong>二、安装与配置</strong></h2> <h3 id="1-prometheus-安装"><strong>1. Prometheus 安装</strong></h3> <h4 id="11-下载与解压"><strong>1.1 下载与解压</strong></h4> <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-bash" data-lang="bash"><span class="line"><span class="ln">1</span><span class="cl"> </span></span><span class="line"><span class="ln">2</span><span class="cl">wget https://github.com/prometheus/prometheus/releases/download/v2.51.0/prometheus-2.51.0.linux-amd64.tar.gz </span></span><span class="line"><span class="ln">3</span><span class="cl">tar xvf prometheus-2.51.0.linux-amd64.tar.gz </span></span><span class="line"><span class="ln">4</span><span class="cl"><span class="nb">cd</span> prometheus-2.51.0.linux-amd64 </span></span></code></pre></div><h4 id="12-配置监控目标"><strong>1.2 配置监控目标</strong></h4> <p>编辑 <code>prometheus.yml</code>：</p> <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-yaml" data-lang="yaml"><span class="line"><span class="ln"> 1</span><span class="cl"><span class="nt">global</span><span class="p">:</span><span class="w"> </span></span></span><span class="line"><span class="ln"> 2</span><span class="cl"><span class="w"> </span><span class="nt">scrape\_interval</span><span class="p">:</span><span class="w"> </span><span class="l">15s</span><span class="w"> </span></span></span><span class="line"><span class="ln"> 3</span><span class="cl"><span class="w"> </span><span class="nt">evaluation\_interval</span><span class="p">:</span><span class="w"> </span><span class="l">15s</span><span class="w"> </span></span></span><span class="line"><span class="ln"> 4</span><span class="cl"><span class="w"> </span></span></span><span class="line"><span class="ln"> 5</span><span class="cl"><span class="nt">scrape\_configs</span><span class="p">:</span><span class="w"> </span></span></span><span class="line"><span class="ln"> 6</span><span class="cl"><span class="w"> </span><span class="nt">\- job\_name</span><span class="p">:</span><span class="w"> </span><span class="s2">&#34;prometheus&#34;</span><span class="w"> </span><span class="l">\# 监控自身</span><span class="w"> </span></span></span><span class="line"><span class="ln"> 7</span><span class="cl"><span class="w"> </span><span class="nt">static\_configs</span><span class="p">:</span><span class="w"> </span></span></span><span class="line"><span class="ln"> 8</span><span class="cl"><span class="w"> </span><span class="nt">\- targets</span><span class="p">:</span><span class="w"> </span><span class="l">\[&#34;localhost:9090&#34;\]</span><span class="w"> </span></span></span><span class="line"><span class="ln"> 9</span><span class="cl"><span class="w"> </span><span class="nt">\- job\_name</span><span class="p">:</span><span class="w"> </span><span class="s2">&#34;node&#34;</span><span class="w"> </span><span class="l">\# 监控服务器</span><span class="w"> </span></span></span><span class="line"><span class="ln">10</span><span class="cl"><span class="w"> </span><span class="nt">static\_configs</span><span class="p">:</span><span class="w"> </span></span></span><span class="line"><span class="ln">11</span><span class="cl"><span class="w"> </span><span class="nt">\- targets</span><span class="p">:</span><span class="w"> </span><span class="l">\[&#34;&lt;NODE\_IP&gt;:9100&#34;\] \# 替换为Node Exporter的IP</span><span class="w"> </span></span></span></code></pre></div><h4 id="13-启动-prometheus"><strong>1.3 启动 Prometheus</strong></h4> <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-bash" data-lang="bash"><span class="line"><span class="ln">1</span><span class="cl">./prometheus <span class="se">\-</span>-config.file<span class="se">\=</span>prometheus.yml </span></span></code></pre></div><p>访问 <code>http://&lt;PROMETHEUS_IP&gt;:9090</code> 验证。</p>