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<div class="section" id="options">
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<span id="options"></span><h1>options<a class="headerlink" href="#options" title="Permalink to this headline">¶</a></h1>
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<blockquote>
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<div>Global options</div></blockquote>
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<table border="1" class="docutils">
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<thead>
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<tr>
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<th>Name</th>
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<th>Default Value</th>
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<th>Description</th>
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</tr>
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</thead>
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<tbody>
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<tr>
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<td>unsafe</td>
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<td>false</td>
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<td>Enable support for system-level class enhancement; JVM might crash, if you turn on this switch (please use with great caution!)</td>
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</tr>
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<tr>
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<td>dump</td>
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<td>false</td>
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<td>Enable support for dumping enhanced class to external file，if turned on，class file will be dumped to<code>/${application dir}/arthas-class-dump/</code>，please see console for specific location</td>
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</tr>
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<tr>
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<td>batch-re-transform</td>
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<td>true</td>
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<td>re-transform matched classes in batch</td>
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</tr>
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<tr>
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<td>json-format</td>
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<td>false</td>
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<td>Enable output in JSON format</td>
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</tr>
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<tr>
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<td>disable-sub-class</td>
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<td>false</td>
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<td>Disabling child class matching，by default child class will be matched during matching target class，if you wish exact matching，you can turn this off</td>
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</tr>
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<tr>
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<td>debug-for-asm</td>
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<td>false</td>
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<td>Print ASM related debug message</td>
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</tr>
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<tr>
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<td>save-result</td>
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<td>false</td>
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<td>Enable saving logs for task results，when turn to true, all command results will be saved to <code>/home/admin/logs/arthas/arthas.log</code></td>
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</tr>
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<tr>
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<td>job-timeout</td>
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<td>1d</td>
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<td>Default time-out time for back-stage tasks，if exceed this time，task will be stopped；i.e. 1d, 2h, 3m, 25s，representing day、hour、minute、second</td>
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</tbody>
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</table><div class="section" id="usage">
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<span id="usage"></span><h2>Usage<a class="headerlink" href="#usage" title="Permalink to this headline">¶</a></h2>
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<p>For example，if you wish to save logs for command results, you can use following command:</p>
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<div class="highlight-default notranslate"><div class="highlight"><pre><span></span>$ options save-result true
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NAME BEFORE-VALUE AFTER-VALUE
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----------------------------------------
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save-result false true
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</pre></div>
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