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@@ -8,7 +8,7 @@
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>monitor — Arthas 3.3.9 文档</title>
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<title>monitor — Arthas 3.4.0 文档</title>
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@@ -74,7 +74,7 @@
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<div class="version">
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3.3.9
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3.4.0
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</div>
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@@ -130,7 +130,11 @@
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<li class="toctree-l2 current"><a class="current reference internal" href="#">monitor</a><ul>
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<li class="toctree-l3"><a class="reference internal" href="#id1">监控的维度说明</a></li>
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<li class="toctree-l3"><a class="reference internal" href="#id2">参数说明</a></li>
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<li class="toctree-l3"><a class="reference internal" href="#id3">使用参考</a></li>
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<li class="toctree-l3"><a class="reference internal" href="#id3">使用参考</a><ul>
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<li class="toctree-l4"><a class="reference internal" href="#id4">计算条件表达式过滤统计结果(方法执行完毕之后)</a></li>
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<li class="toctree-l4"><a class="reference internal" href="#id5">计算条件表达式过滤统计结果(方法执行完毕之前)</a></li>
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</ul>
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</li>
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</ul>
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</li>
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<li class="toctree-l2"><a class="reference internal" href="watch.html">watch</a></li>
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@@ -232,7 +236,7 @@
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<blockquote>
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<div><p>方法执行监控</p>
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</div></blockquote>
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<p>对匹配 <code class="docutils literal notranslate"><span class="pre">class-pattern</span></code>／<code class="docutils literal notranslate"><span class="pre">method-pattern</span></code>的类、方法的调用进行监控。</p>
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<p>对匹配 <code class="docutils literal notranslate"><span class="pre">class-pattern</span></code>／<code class="docutils literal notranslate"><span class="pre">method-pattern</span></code>／<code class="docutils literal notranslate"><span class="pre">condition-express</span></code>的类、方法的调用进行监控。</p>
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<p><code class="docutils literal notranslate"><span class="pre">monitor</span></code> 命令是一个非实时返回命令.</p>
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<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 class="docutils literal notranslate"><span class="pre">Ctrl+C</span></code> 为止。</p>
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<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>
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@@ -300,6 +304,10 @@
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<td align="left">方法名表达式匹配</td>
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</tr>
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<tr>
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<td align="right"><em>condition-express</em></td>
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<td align="left">条件表达式</td>
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</tr>
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<tr>
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<td align="right">[E]</td>
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<td align="left">开启正则表达式匹配，默认为通配符匹配</td>
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</tr>
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@@ -307,6 +315,10 @@
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<td align="right"><code>[c:]</code></td>
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<td align="left">统计周期，默认值为120秒</td>
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</tr>
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<tr>
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<td align="right">[b]</td>
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<td align="left">在<strong>方法调用之前</strong>计算condition-express</td>
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</tr>
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</tbody>
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</table></div>
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<div class="section" id="id3">
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@@ -338,6 +350,58 @@ Affect(class-cnt:1 , method-cnt:1) cost in 94 ms.
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-----------------------------------------------------------------------------------------------
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2018-12-03 19:07:03 demo.MathGame primeFactors 2 2 0 3182.72 0.00%</pre></div>
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</div>
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<div class="section" id="id4">
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<h3>计算条件表达式过滤统计结果(方法执行完毕之后)<a class="headerlink" href="#id4" title="永久链接至标题">¶</a></h3>
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<div class="highlight-bash notranslate"><div class="highlight hljs"><pre class="bash">monitor -c 5 demo.MathGame primeFactors "params[0] <= 2"
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Press Q or Ctrl+C to abort.
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Affect(class count: 1 , method count: 1) cost in 19 ms, listenerId: 5
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timestamp class method total success fail avg-rt(ms) fail-rate
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-----------------------------------------------------------------------------------------------
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2020-09-02 09:42:36 demo.MathGame primeFactors 5 3 2 0.09 40.00%
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timestamp class method total success fail avg-rt(ms) fail-rate
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----------------------------------------------------------------------------------------------
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2020-09-02 09:42:41 demo.MathGame primeFactors 5 2 3 0.11 60.00%
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timestamp class method total success fail avg-rt(ms) fail-rate
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----------------------------------------------------------------------------------------------
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2020-09-02 09:42:46 demo.MathGame primeFactors 5 1 4 0.06 80.00%
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timestamp class method total success fail avg-rt(ms) fail-rate
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----------------------------------------------------------------------------------------------
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2020-09-02 09:42:51 demo.MathGame primeFactors 5 1 4 0.12 80.00%
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timestamp class method total success fail avg-rt(ms) fail-rate
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----------------------------------------------------------------------------------------------
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2020-09-02 09:42:56 demo.MathGame primeFactors 5 3 2 0.15 40.00% </pre></div>
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</div>
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</div>
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<div class="section" id="id5">
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<h3>计算条件表达式过滤统计结果(方法执行完毕之前)<a class="headerlink" href="#id5" title="永久链接至标题">¶</a></h3>
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<div class="highlight-bash notranslate"><div class="highlight hljs"><pre class="bash">monitor -b -c 5 com.test.testes.MathGame primeFactors "params[0] <= 2"
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Press Q or Ctrl+C to abort.
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Affect(class count: 1 , method count: 1) cost in 21 ms, listenerId: 4
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timestamp class method total success fail avg-rt(ms) fail-rate
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----------------------------------------------------------------------------------------------
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2020-09-02 09:41:57 demo.MathGame primeFactors 1 0 1 0.10 100.00%
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timestamp class method total success fail avg-rt(ms) fail-rate
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----------------------------------------------------------------------------------------------
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2020-09-02 09:42:02 demo.MathGame primeFactors 3 0 3 0.06 100.00%
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timestamp class method total success fail avg-rt(ms) fail-rate
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----------------------------------------------------------------------------------------------
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2020-09-02 09:42:07 demo.MathGame primeFactors 2 0 2 0.06 100.00%
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timestamp class method total success fail avg-rt(ms) fail-rate
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----------------------------------------------------------------------------------------------
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2020-09-02 09:42:12 demo.MathGame primeFactors 1 0 1 0.05 100.00%
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timestamp class method total success fail avg-rt(ms) fail-rate
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----------------------------------------------------------------------------------------------
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2020-09-02 09:42:17 demo.MathGame primeFactors 2 0 2 0.10 100.00% </pre></div>
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</div>
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</div>
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</div>
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</div>
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