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<link rel="icon" href="/images/favicon.ico"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta property="og:title" content="Arthas"><meta property="og:image:alt" content="Alibaba Java Diagnostic Tool Arthas/Alibaba Java诊断利器Arthas - alibaba/arthas: Alibaba Java Diagnostic Tool Arthas/Alibaba Java诊断利器Arthas"><meta property="og:image" content="/images/arthas_mate_image.png"><meta property="og:description" content="Alibaba Java Diagnostic Tool Arthas/Alibaba Java诊断利器Arthas - alibaba/arthas: Alibaba Java Diagnostic Tool Arthas/Alibaba Java诊断利器Arthas"><meta property="og:image:width" content="1200"><meta property="og:image:height" content="600"><meta property="twitter:image:src" content="/images/arthas_mate_image.png"><meta property="twitter:image:alt" content="Alibaba Java Diagnostic Tool Arthas/Alibaba Java诊断利器Arthas - alibaba/arthas: Alibaba Java Diagnostic Tool Arthas/Alibaba Java诊断利器Arthas"><meta itemprop="name" content="Arthas"><meta itemprop="image" content="/images/arthas_mate_image.png"><meta itemprop="description" content="Alibaba Java Diagnostic Tool Arthas/Alibaba Java诊断利器Arthas - alibaba/arthas: Alibaba Java Diagnostic Tool Arthas/Alibaba Java诊断利器Arthas"><script>
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aria-label="dashboard" data-v-558ea87d><!--[--><!--]--> dashboard <!--[--><!--]--></a></div><!----></li><li data-v-558ea87d data-v-558ea87d><div class="sidebar-tree-row" data-v-558ea87d><span class="sidebar-tree-toggle-placeholder" data-v-558ea87d></span><a href="/doc/dump.html" class="sidebar-item" aria-label="dump" data-v-558ea87d><!--[--><!--]--> dump <!--[--><!--]--></a></div><!----></li><li data-v-558ea87d data-v-558ea87d><div class="sidebar-tree-row" data-v-558ea87d><span class="sidebar-tree-toggle-placeholder" data-v-558ea87d></span><a href="/doc/echo.html" class="sidebar-item" aria-label="echo" data-v-558ea87d><!--[--><!--]--> echo <!--[--><!--]--></a></div><!----></li><li data-v-558ea87d data-v-558ea87d><div class="sidebar-tree-row" data-v-558ea87d><span class="sidebar-tree-toggle-placeholder" data-v-558ea87d></span><a href="/doc/getstatic.html" class="sidebar-item" aria-label="getstatic" data-v-558ea87d><!--[--><!--]--> getstatic <!--[--><!--]--></a></div><!----></li><li 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data-v-558ea87d><!--[--><!--]--> Docker <!--[--><!--]--></a></div><!----></li><li data-v-558ea87d data-v-558ea87d><div class="sidebar-tree-row" data-v-558ea87d><span class="sidebar-tree-toggle-placeholder" data-v-558ea87d></span><a href="/doc/web-console.html" class="sidebar-item" aria-label="Web Console" data-v-558ea87d><!--[--><!--]--> Web Console <!--[--><!--]--></a></div><!----></li><li data-v-558ea87d data-v-558ea87d><div class="sidebar-tree-row" data-v-558ea87d><span class="sidebar-tree-toggle-placeholder" data-v-558ea87d></span><a href="/doc/tunnel.html" class="sidebar-item" aria-label="Arthas Tunnel" data-v-558ea87d><!--[--><!--]--> Arthas Tunnel <!--[--><!--]--></a></div><!----></li><li data-v-558ea87d data-v-558ea87d><div class="sidebar-tree-row" data-v-558ea87d><span class="sidebar-tree-toggle-placeholder" data-v-558ea87d></span><a href="/doc/idea-plugin.html" class="sidebar-item" aria-label="IDEA Plugin" data-v-558ea87d><!--[--><!--]--> IDEA Plugin <!--[--><!--]--></a></div><!----></li><li data-v-558ea87d data-v-558ea87d><div class="sidebar-tree-row" data-v-558ea87d><span class="sidebar-tree-toggle-placeholder" data-v-558ea87d></span><a href="/doc/arthas-properties.html" class="sidebar-item" aria-label="Arthas Properties" data-v-558ea87d><!--[--><!--]--> Arthas Properties <!--[--><!--]--></a></div><!----></li><li data-v-558ea87d data-v-558ea87d><div class="sidebar-tree-row" data-v-558ea87d><span class="sidebar-tree-toggle-placeholder" data-v-558ea87d></span><a href="/doc/agent.html" class="sidebar-item" aria-label="以 Java Agent 的方式启动" data-v-558ea87d><!--[--><!--]--> 以 Java Agent 的方式启动 <!--[--><!--]--></a></div><!----></li><li data-v-558ea87d data-v-558ea87d><div class="sidebar-tree-row" data-v-558ea87d><span class="sidebar-tree-toggle-placeholder" data-v-558ea87d></span><a href="/doc/spring-boot-starter.html" class="sidebar-item" aria-label="Arthas Spring Boot Starter" data-v-558ea87d><!--[--><!--]--> Arthas Spring Boot Starter <!--[--><!--]--></a></div><!----></li><li data-v-558ea87d data-v-558ea87d><div class="sidebar-tree-row" data-v-558ea87d><span class="sidebar-tree-toggle-placeholder" data-v-558ea87d></span><a href="/doc/external-command.html" class="sidebar-item" aria-label="加载外部命令" data-v-558ea87d><!--[--><!--]--> 加载外部命令 <!--[--><!--]--></a></div><!----></li><li data-v-558ea87d data-v-558ea87d><div class="sidebar-tree-row" data-v-558ea87d><span class="sidebar-tree-toggle-placeholder" data-v-558ea87d></span><a href="/doc/http-api.html" class="sidebar-item" aria-label="Http API" data-v-558ea87d><!--[--><!--]--> Http API <!--[--><!--]--></a></div><!----></li><li data-v-558ea87d data-v-558ea87d><div class="sidebar-tree-row" data-v-558ea87d><span class="sidebar-tree-toggle-placeholder" data-v-558ea87d></span><a href="/doc/batch-support.html" class="sidebar-item" aria-label="批处理功能" data-v-558ea87d><!--[--><!--]--> 批处理功能 <!--[--><!--]--></a></div><!----></li><!--]--></ul></li><li data-v-558ea87d data-v-558ea87d><div class="sidebar-tree-row" data-v-558ea87d><span class="sidebar-tree-toggle-placeholder" data-v-558ea87d></span><a href="/doc/faq.html" class="sidebar-item" aria-label="FAQ" data-v-558ea87d><!--[--><!--]--> FAQ <!--[--><!--]--></a></div><!----></li><li data-v-558ea87d data-v-558ea87d><div class="sidebar-tree-row" data-v-558ea87d><span class="sidebar-tree-toggle-placeholder" data-v-558ea87d></span><a class="external-link sidebar-item" href="https://github.com/alibaba/arthas/issues?q=label%3Auser-case" rel="noopener noreferrer" target="_blank" aria-label="用户案例" data-v-558ea87d><!--[--><!--]--><span>用户案例</span><span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewbox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">在新窗口打开</span></span><!--[--><!--]--></a></div><!----></li><li data-v-558ea87d data-v-558ea87d><div class="sidebar-tree-row" data-v-558ea87d><span class="sidebar-tree-toggle-placeholder" data-v-558ea87d></span><a class="external-link sidebar-item" href="https://github.com/alibaba/arthas" rel="noopener noreferrer" target="_blank" aria-label="Star me at github" data-v-558ea87d><!--[--><!--]--><span>Star me at github</span><span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewbox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">在新窗口打开</span></span><!--[--><!--]--></a></div><!----></li><li data-v-558ea87d data-v-558ea87d><div class="sidebar-tree-row" data-v-558ea87d><span class="sidebar-tree-toggle-placeholder" data-v-558ea87d></span><a class="external-link sidebar-item" href="https://github.com/alibaba/arthas/blob/master/CONTRIBUTING.md" rel="noopener noreferrer" target="_blank" aria-label="编译调试/参与贡献" data-v-558ea87d><!--[--><!--]--><span>编译调试/参与贡献</span><span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewbox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">在新窗口打开</span></span><!--[--><!--]--></a></div><!----></li><li data-v-558ea87d data-v-558ea87d><div class="sidebar-tree-row" data-v-558ea87d><span class="sidebar-tree-toggle-placeholder" data-v-558ea87d></span><a class="external-link sidebar-item" href="https://github.com/alibaba/arthas/releases" rel="noopener noreferrer" target="_blank" aria-label="Release Notes" data-v-558ea87d><!--[--><!--]--><span>Release Notes</span><span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewbox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">在新窗口打开</span></span><!--[--><!--]--></a></div><!----></li><li data-v-558ea87d data-v-558ea87d><div class="sidebar-tree-row" data-v-558ea87d><span class="sidebar-tree-toggle-placeholder" data-v-558ea87d></span><a href="/doc/contact-us.md" class="sidebar-item" aria-label="QQ 群/钉钉群" data-v-558ea87d><!--[--><!--]--> QQ 群/钉钉群 <!--[--><!--]--></a></div><!----></li><!--]--></ul></li><!--]--></ul><!--]--><!--[--><!--]--></aside><!--]--><!--[--><main class="page" data-v-fdd717e0><!--[--><!--]--><div class="right-menu-padding theme-default-content" data-v-fdd717e0><!--[--><!--]--><div class="right-menu-wrapper" data-v-fdd717e0 data-v-64666cd5><div class="right-menu-margin" data-v-64666cd5><div class="right-menu-title" data-v-64666cd5>目录</div><div class="right-menu-content" data-v-64666cd5><!--[--><!--]--></div></div></div><div data-v-fdd717e0><h1 id="monitor" tabindex="-1"><a class="header-anchor" href="#monitor" aria-hidden="true">#</a> monitor</h1><div class="custom-container tip"><p class="custom-container-title">提示</p><p>方法执行监控</p></div><p>对匹配 <code>class-pattern</code>/<code>method-pattern</code>/<code>condition-express</code>的类、方法的调用进行监控。</p><p><code>monitor</code> 命令是一个非实时返回命令.</p><p>实时返回命令是输入之后立即返回,而非实时返回的命令,则是不断的等待目标 Java 进程返回信息,直到用户输入 <code>Ctrl+C</code> 为止。</p><p>服务端是以任务的形式在后台跑任务,植入的代码随着任务的中止而不会被执行,所以任务关闭后,不会对原有性能产生太大影响,而且原则上,任何 Arthas 命令不会引起原有业务逻辑的改变。</p><h2 id="监控的维度说明" tabindex="-1"><a class="header-anchor" href="#监控的维度说明" aria-hidden="true">#</a> 监控的维度说明</h2><table><thead><tr><th style="text-align:right;">监控项</th><th style="text-align:left;">说明</th></tr></thead><tbody><tr><td style="text-align:right;">timestamp</td><td style="text-align:left;">时间戳</td></tr><tr><td style="text-align:right;">class</td><td style="text-align:left;">Java 类</td></tr><tr><td style="text-align:right;">method</td><td style="text-align:left;">方法(构造方法、普通方法)</td></tr><tr><td style="text-align:right;">total</td><td style="text-align:left;">调用次数</td></tr><tr><td style="text-align:right;">success</td><td style="text-align:left;">成功次数</td></tr><tr><td style="text-align:right;">fail</td><td style="text-align:left;">失败次数</td></tr><tr><td style="text-align:right;">rt</td><td style="text-align:left;">平均 RT</td></tr><tr><td style="text-align:right;">fail-rate</td><td style="text-align:left;">失败率</td></tr></tbody></table><h2 id="参数说明" tabindex="-1"><a class="header-anchor" href="#参数说明" aria-hidden="true">#</a> 参数说明</h2><p>方法拥有一个命名参数 <code>[c:]</code>,意思是统计周期(cycle of output),拥有一个整型的参数值</p><table><thead><tr><th style="text-align:right;">参数名称</th><th style="text-align:left;">参数说明</th></tr></thead><tbody><tr><td style="text-align:right;"><em>class-pattern</em></td><td style="text-align:left;">类名表达式匹配</td></tr><tr><td style="text-align:right;"><em>method-pattern</em></td><td style="text-align:left;">方法名表达式匹配</td></tr><tr><td style="text-align:right;"><em>condition-express</em></td><td style="text-align:left;">条件表达式</td></tr><tr><td style="text-align:right;">[E]</td><td style="text-align:left;">开启正则表达式匹配,默认为通配符匹配</td></tr><tr><td style="text-align:right;"><code>[c:]</code></td><td style="text-align:left;">统计周期,默认值为 60 秒</td></tr><tr><td style="text-align:right;"><code>--classloader</code></td><td style="text-align:left;">指定 classloader hash,只增强该 classloader 加载的类</td></tr><tr><td style="text-align:right;">[b]</td><td style="text-align:left;">在<strong>方法调用之前</strong>计算 condition-express</td></tr><tr><td style="text-align:right;"><code>[m &lt;arg&gt;]</code></td><td style="text-align:left;">指定 Class 最大匹配数量,默认值为 50。长格式为<code>[maxMatch &lt;arg&gt;]</code>。</td></tr></tbody></table><p><code>condition-express</code> 使用 OGNL 语法。可用变量参见<a href="/doc/advice-class.html" class="">表达式核心变量</a>,复杂条件的写法与排错方法参见 <a href="/doc/ognl-express.html" class="">OGNL 复杂表达式使用技巧</a>。</p><h2 id="使用参考" tabindex="-1"><a class="header-anchor" href="#使用参考" aria-hidden="true">#</a> 使用参考</h2><div class="language-bash ext-sh line-numbers-mode"><pre class="language-bash"><code>$ monitor <span class="token parameter variable">-c</span> <span class="token number">5</span> demo.MathGame primeFactors
Press Ctrl+C to abort.
Affect<span class="token punctuation">(</span>class-cnt:1 , method-cnt:1<span class="token punctuation">)</span> cost <span class="token keyword">in</span> <span class="token number">94</span> ms.
timestamp class method total success fail avg-rt<span class="token punctuation">(</span>ms<span class="token punctuation">)</span> fail-rate
-----------------------------------------------------------------------------------------------
<span class="token number">2018</span>-12-03 <span class="token number">19</span>:06:38 demo.MathGame primeFactors <span class="token number">5</span> <span class="token number">1</span> <span class="token number">4</span> <span class="token number">1.15</span> <span class="token number">80.00</span>%
timestamp class method total success fail avg-rt<span class="token punctuation">(</span>ms<span class="token punctuation">)</span> fail-rate
-----------------------------------------------------------------------------------------------
<span class="token number">2018</span>-12-03 <span class="token number">19</span>:06:43 demo.MathGame primeFactors <span class="token number">5</span> <span class="token number">3</span> <span class="token number">2</span> <span class="token number">42.29</span> <span class="token number">40.00</span>%
timestamp class method total success fail avg-rt<span class="token punctuation">(</span>ms<span class="token punctuation">)</span> fail-rate
-----------------------------------------------------------------------------------------------
<span class="token number">2018</span>-12-03 <span class="token number">19</span>:06:48 demo.MathGame primeFactors <span class="token number">5</span> <span class="token number">3</span> <span class="token number">2</span> <span class="token number">67.92</span> <span class="token number">40.00</span>%
timestamp class method total success fail avg-rt<span class="token punctuation">(</span>ms<span class="token punctuation">)</span> fail-rate
-----------------------------------------------------------------------------------------------
<span class="token number">2018</span>-12-03 <span class="token number">19</span>:06:53 demo.MathGame primeFactors <span class="token number">5</span> <span class="token number">2</span> <span class="token number">3</span> <span class="token number">0.25</span> <span class="token number">60.00</span>%
timestamp class method total success fail avg-rt<span class="token punctuation">(</span>ms<span class="token punctuation">)</span> fail-rate
-----------------------------------------------------------------------------------------------
<span class="token number">2018</span>-12-03 <span class="token number">19</span>:06:58 demo.MathGame primeFactors <span class="token number">1</span> <span class="token number">1</span> <span class="token number">0</span> <span class="token number">0.45</span> <span class="token number">0.00</span>%
timestamp class method total success fail avg-rt<span class="token punctuation">(</span>ms<span class="token punctuation">)</span> fail-rate
-----------------------------------------------------------------------------------------------
<span class="token number">2018</span>-12-03 <span class="token number">19</span>:07:03 demo.MathGame primeFactors <span class="token number">2</span> <span class="token number">2</span> <span class="token number">0</span> <span class="token number">3182.72</span> <span class="token number">0.00</span>%
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><h3 id="指定-class-最大匹配数量" tabindex="-1"><a class="header-anchor" href="#指定-class-最大匹配数量" aria-hidden="true">#</a> 指定 Class 最大匹配数量</h3><div class="language-bash ext-sh line-numbers-mode"><pre class="language-bash"><code>$ monitor <span class="token parameter variable">-c</span> <span class="token number">1</span> <span class="token parameter variable">-m</span> <span class="token number">1</span> demo.MathGame primeFactors
Press Q or Ctrl+C to abort.
Affect<span class="token punctuation">(</span>class count:1 , method count:1<span class="token punctuation">)</span> cost <span class="token keyword">in</span> <span class="token number">384</span> ms, listenerId: <span class="token number">6</span>.
timestamp class method total success fail avg-rt<span class="token punctuation">(</span>ms<span class="token punctuation">)</span> fail-rate
-----------------------------------------------------------------------------------------------
<span class="token number">2022</span>-12-25 <span class="token number">21</span>:12:58 demo.MathGame primeFactors <span class="token number">1</span> <span class="token number">1</span> <span class="token number">0</span> <span class="token number">0.18</span> <span class="token number">0.00</span>%
timestamp class method total success fail avg-rt<span class="token punctuation">(</span>ms<span class="token punctuation">)</span> fail-rate
-----------------------------------------------------------------------------------------------
<span class="token number">2022</span>-12-25 <span class="token number">21</span>:12:59 demo.MathGame primeFactors <span class="token number">0</span> <span class="token number">0</span> <span class="token number">0</span> <span class="token number">0.00</span> <span class="token number">0.00</span>%
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><h3 id="指定-classloader-增强" tabindex="-1"><a class="header-anchor" href="#指定-classloader-增强" aria-hidden="true">#</a> 指定 ClassLoader 增强</h3><p>当同名类被多个 classloader 加载时,可以先用 <code>sc -d</code> 查看 classloader hash,然后用 <code>--classloader</code> 指定增强的 classloader(注意 <code>-c</code> 在 monitor 里表示统计周期):</p><div class="language-bash ext-sh line-numbers-mode"><pre class="language-bash"><code>sc <span class="token parameter variable">-d</span> com.example.Foo
monitor <span class="token parameter variable">--classloader</span> 3d4eac69 com.example.Foo bar
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div><div class="line-number"></div></div></div><h3 id="计算条件表达式过滤统计结果-方法执行完毕之后" tabindex="-1"><a class="header-anchor" href="#计算条件表达式过滤统计结果-方法执行完毕之后" aria-hidden="true">#</a> 计算条件表达式过滤统计结果(方法执行完毕之后)</h3><div class="language-bash ext-sh line-numbers-mode"><pre class="language-bash"><code>monitor <span class="token parameter variable">-c</span> <span class="token number">5</span> demo.MathGame primeFactors <span class="token string">&quot;params[0] &lt;= 2&quot;</span>
Press Q or Ctrl+C to abort.
Affect<span class="token punctuation">(</span>class count: <span class="token number">1</span> , method count: <span class="token number">1</span><span class="token punctuation">)</span> cost <span class="token keyword">in</span> <span class="token number">19</span> ms, listenerId: <span class="token number">5</span>
timestamp class method total success fail avg-rt<span class="token punctuation">(</span>ms<span class="token punctuation">)</span> fail-rate
-----------------------------------------------------------------------------------------------
<span class="token number">2020</span>-09-02 09:42:36 demo.MathGame primeFactors <span class="token number">5</span> <span class="token number">3</span> <span class="token number">2</span> <span class="token number">0.09</span> <span class="token number">40.00</span>%
timestamp class method total success fail avg-rt<span class="token punctuation">(</span>ms<span class="token punctuation">)</span> fail-rate
----------------------------------------------------------------------------------------------
<span class="token number">2020</span>-09-02 09:42:41 demo.MathGame primeFactors <span class="token number">5</span> <span class="token number">2</span> <span class="token number">3</span> <span class="token number">0.11</span> <span class="token number">60.00</span>%
timestamp class method total success fail avg-rt<span class="token punctuation">(</span>ms<span class="token punctuation">)</span> fail-rate
----------------------------------------------------------------------------------------------
<span class="token number">2020</span>-09-02 09:42:46 demo.MathGame primeFactors <span class="token number">5</span> <span class="token number">1</span> <span class="token number">4</span> <span class="token number">0.06</span> <span class="token number">80.00</span>%
timestamp class method total success fail avg-rt<span class="token punctuation">(</span>ms<span class="token punctuation">)</span> fail-rate
----------------------------------------------------------------------------------------------
<span class="token number">2020</span>-09-02 09:42:51 demo.MathGame primeFactors <span class="token number">5</span> <span class="token number">1</span> <span class="token number">4</span> <span class="token number">0.12</span> <span class="token number">80.00</span>%
timestamp class method total success fail avg-rt<span class="token punctuation">(</span>ms<span class="token punctuation">)</span> fail-rate
----------------------------------------------------------------------------------------------
<span class="token number">2020</span>-09-02 09:42:56 demo.MathGame primeFactors <span class="token number">5</span> <span class="token number">3</span> <span class="token number">2</span> <span class="token number">0.15</span> <span class="token number">40.00</span>%
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div><h3 id="计算条件表达式过滤统计结果-方法执行完毕之前" tabindex="-1"><a class="header-anchor" href="#计算条件表达式过滤统计结果-方法执行完毕之前" aria-hidden="true">#</a> 计算条件表达式过滤统计结果(方法执行完毕之前)</h3><div class="language-bash ext-sh line-numbers-mode"><pre class="language-bash"><code>monitor <span class="token parameter variable">-b</span> <span class="token parameter variable">-c</span> <span class="token number">5</span> com.test.testes.MathGame primeFactors <span class="token string">&quot;params[0] &lt;= 2&quot;</span>
Press Q or Ctrl+C to abort.
Affect<span class="token punctuation">(</span>class count: <span class="token number">1</span> , method count: <span class="token number">1</span><span class="token punctuation">)</span> cost <span class="token keyword">in</span> <span class="token number">21</span> ms, listenerId: <span class="token number">4</span>
timestamp class method total success fail avg-rt<span class="token punctuation">(</span>ms<span class="token punctuation">)</span> fail-rate
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<span class="token number">2020</span>-09-02 09:41:57 demo.MathGame primeFactors <span class="token number">1</span> <span class="token number">0</span> <span class="token number">1</span> <span class="token number">0.10</span> <span class="token number">100.00</span>%
timestamp class method total success fail avg-rt<span class="token punctuation">(</span>ms<span class="token punctuation">)</span> fail-rate
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<span class="token number">2020</span>-09-02 09:42:02 demo.MathGame primeFactors <span class="token number">3</span> <span class="token number">0</span> <span class="token number">3</span> <span class="token number">0.06</span> <span class="token number">100.00</span>%
timestamp class method total success fail avg-rt<span class="token punctuation">(</span>ms<span class="token punctuation">)</span> fail-rate
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<span class="token number">2020</span>-09-02 09:42:07 demo.MathGame primeFactors <span class="token number">2</span> <span class="token number">0</span> <span class="token number">2</span> <span class="token number">0.06</span> <span class="token number">100.00</span>%
timestamp class method total success fail avg-rt<span class="token punctuation">(</span>ms<span class="token punctuation">)</span> fail-rate
----------------------------------------------------------------------------------------------
<span class="token number">2020</span>-09-02 09:42:12 demo.MathGame primeFactors <span class="token number">1</span> <span class="token number">0</span> <span class="token number">1</span> <span class="token number">0.05</span> <span class="token number">100.00</span>%
timestamp class method total success fail avg-rt<span class="token punctuation">(</span>ms<span class="token punctuation">)</span> fail-rate
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<span class="token number">2020</span>-09-02 09:42:17 demo.MathGame primeFactors <span class="token number">2</span> <span class="token number">0</span> <span class="token number">2</span> <span class="token number">0.10</span> <span class="token number">100.00</span>%
</code></pre><div class="line-numbers" aria-hidden="true"><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div><div class="line-number"></div></div></div></div><!--[--><!--]--></div><footer class="page-meta right-menu-padding" data-v-fdd717e0><div class="meta-item edit-link"><a class="external-link meta-item-label" href="https://github.com/alibaba/arthas/edit/master/site/docs/doc/monitor.md" rel="noopener noreferrer" target="_blank" aria-label="在 GitHub 上编辑此页"><!--[--><!--]--><span>在 GitHub 上编辑此页</span><span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewbox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">在新窗口打开</span></span><!--[--><!--]--></a></div><div class="meta-item last-updated"><span class="meta-item-label">Last Updated: </span><!----></div><div class="meta-item contributors"><span class="meta-item-label">贡献者: </span><span class="meta-item-info"><!--[--><!--[--><span class="contributor" title="email: hengyunabc@gmail.com">hengyunabc</span><!--[-->, <!--]--><!--]--><!--[--><span class="contributor" title="email: hollowman186@vip.qq.com">Hollow Man</span><!--[-->, <!--]--><!--]--><!--[--><span class="contributor" title="email: lhearen@gmail.com">LHearen</span><!--[-->, <!--]--><!--]--><!--[--><span class="contributor" title="email: mikawudi@qq.com">mikawudi</span><!----><!--]--><!--]--></span></div></footer><nav class="page-nav right-menu-padding" data-v-fdd717e0><p class="inner"><span class="prev"><a href="/doc/memory.html" class="" aria-label="memory"><!--[--><!--]--> memory <!--[--><!--]--></a></span><span class="next"><a href="/doc/ognl.html" class="" aria-label="ognl"><!--[--><!--]--> ognl <!--[--><!--]--></a></span></p></nav><!--[--><!--]--></main><!--]--></div><!----><!--]--></div>
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