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<div class="section" id="vmoption">
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<h1>vmoption<a class="headerlink" href="#vmoption" title="Permalink to this headline">¶</a></h1>
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<blockquote>
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<div><p>Display, and update the vm diagnostic options.</p>
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</div></blockquote>
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<div class="section" id="usage">
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<h2>Usage<a class="headerlink" href="#usage" title="Permalink to this headline">¶</a></h2>
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<div class="section" id="view-all-options">
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<h3>View all options<a class="headerlink" href="#view-all-options" title="Permalink to this headline">¶</a></h3>
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<div class="highlight-bash notranslate"><div class="highlight hljs"><pre class="bash">[arthas@56963]$ vmoption
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KEY VALUE ORIGIN WRITEABLE
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---------------------------------------------------------------------------------------------
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HeapDumpBeforeFullGC false DEFAULT true
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HeapDumpAfterFullGC false DEFAULT true
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HeapDumpOnOutOfMemory false DEFAULT true
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Error
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HeapDumpPath DEFAULT true
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CMSAbortablePrecleanW 100 DEFAULT true
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aitMillis
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CMSWaitDuration 2000 DEFAULT true
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CMSTriggerInterval -1 DEFAULT true
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PrintGC false DEFAULT true
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PrintGCDetails true MANAGEMENT true
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PrintGCDateStamps false DEFAULT true
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PrintGCTimeStamps false DEFAULT true
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PrintGCID false DEFAULT true
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PrintClassHistogramBe false DEFAULT true
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foreFullGC
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PrintClassHistogramAf false DEFAULT true
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terFullGC
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PrintClassHistogram false DEFAULT true
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MinHeapFreeRatio 0 DEFAULT true
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MaxHeapFreeRatio 100 DEFAULT true
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PrintConcurrentLocks false DEFAULT true</pre></div>
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<div class="section" id="view-individual-option">
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<h3>View individual option<a class="headerlink" href="#view-individual-option" title="Permalink to this headline">¶</a></h3>
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<div class="highlight-bash notranslate"><div class="highlight hljs"><pre class="bash">[arthas@56963]$ vmoption PrintGCDetails
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KEY VALUE ORIGIN WRITEABLE
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---------------------------------------------------------------------------------------------
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PrintGCDetails false MANAGEMENT true</pre></div>
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<div class="section" id="update-individual-option">
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<h3>Update individual option<a class="headerlink" href="#update-individual-option" title="Permalink to this headline">¶</a></h3>
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<div class="highlight-bash notranslate"><div class="highlight hljs"><pre class="bash">[arthas@56963]$ vmoption PrintGCDetails true
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Successfully updated the vm option.
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PrintGCDetails=true</pre></div>
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