http://www.wfcoding.com/tags/%E6%97%A5%E5%BF%97%E4%BD%93%E7%B3%BB/ Recent content in 日志体系 on 有趣的AI Hugo -- 0.164.0 zh-CN 火云 Sat, 08 Aug 2026 00:00:00 +0000 http://www.wfcoding.com/articles/design/0108/ Sat, 08 Aug 2026 00:00:00 +0000 http://www.wfcoding.com/articles/design/0108/ <p>在 AI 辅助编程越来越普遍之后，一个很容易被忽略的问题正在出现：</p> <p><strong>AI 很会写日志，但不一定会写“有用的日志”。</strong></p> <p>让 AI 实现一个功能，它很可能顺手生成：</p> <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-python" data-lang="python"><span class="line"><span class="cl"><span class="n">logger</span><span class="o">.</span><span class="n">info</span><span class="p">(</span><span class="s2">&#34;start&#34;</span><span class="p">)</span> </span></span><span class="line"><span class="cl"><span class="n">logger</span><span class="o">.</span><span class="n">info</span><span class="p">(</span><span class="s2">&#34;processing...&#34;</span><span class="p">)</span> </span></span><span class="line"><span class="cl"><span class="n">logger</span><span class="o">.</span><span class="n">info</span><span class="p">(</span><span class="s2">&#34;data loaded&#34;</span><span class="p">)</span> </span></span><span class="line"><span class="cl"><span class="n">logger</span><span class="o">.</span><span class="n">error</span><span class="p">(</span><span class="s2">&#34;failed&#34;</span><span class="p">)</span> </span></span></code></pre></div><p>单独看似乎没有问题，但项目越来越大之后，你会发现日志开始变成这样：</p> <div class="highlight"><pre tabindex="0" class="chroma"><code class="language-text" data-lang="text"><span class="line"><span class="cl">start </span></span><span class="line"><span class="cl">processing... </span></span><span class="line"><span class="cl">loading data... </span></span><span class="line"><span class="cl">done </span></span><span class="line"><span class="cl">request failed </span></span><span class="line"><span class="cl">retry... </span></span><span class="line"><span class="cl">success </span></span></code></pre></div><p>真正出了故障，却很难回答几个最基本的问题：</p> <ul> <li>哪个请求出的错？</li> <li>哪个模块出的错？</li> <li>哪一步出的错？</li> <li>&hellip;</li> </ul> <p>问题并不是“日志太少”，而往往是：</p> <blockquote> <p><strong>日志很多，但没有体系。</strong></p> </blockquote> <p>因此，和异常处理、依赖注入、接口规范一样，<strong>日志也应该成为项目架构的一部分，而不是让开发者或者 AI 自由发挥。</strong></p> <hr>