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MLton
20241230+git20251029+dfsg-5
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<h1>MLtonGC</h1>
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<pre class="rouge highlight"><code data-lang="sml">signature MLTON_GC =
   sig
      val collect: unit -&gt; unit
      val pack: unit -&gt; unit
      val setMessages: bool -&gt; unit
      val setSummary: bool -&gt; unit
      val unpack: unit -&gt; unit
      structure Statistics :
         sig
            val bytesAllocated: unit -&gt; IntInf.int
            val lastBytesLive: unit -&gt; IntInf.int
            val numCopyingGCs: unit -&gt; IntInf.int
            val numMarkCompactGCs: unit -&gt; IntInf.int
            val numMinorGCs: unit -&gt; IntInf.int
            val maxBytesLive: unit -&gt; IntInf.int
         end
   end</code></pre>
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<li>
<p><code>collect ()</code></p>
<div class="paragraph">
<p>causes a garbage collection to occur.</p>
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</li>
<li>
<p><code>pack ()</code></p>
<div class="paragraph">
<p>shrinks the heap as much as possible so that other processes can use
available RAM.</p>
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</li>
<li>
<p><code>setMessages b</code></p>
<div class="paragraph">
<p>controls whether diagnostic messages are printed at the beginning and
end of each garbage collection.  It is the same as the <code>gc-messages</code>
runtime system option.</p>
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</li>
<li>
<p><code>setSummary b</code></p>
<div class="paragraph">
<p>controls whether a summary of garbage collection statistics is printed
upon termination of the program.  It is the same as the <code>gc-summary</code>
runtime system option.</p>
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</li>
<li>
<p><code>unpack ()</code></p>
<div class="paragraph">
<p>resizes a packed heap to the size desired by the runtime.</p>
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</li>
<li>
<p><code>Statistics.bytesAllocated ()</code></p>
<div class="paragraph">
<p>returns bytes allocated (as of the most recent garbage collection).</p>
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</li>
<li>
<p><code>Statistics.lastBytesLive ()</code></p>
<div class="paragraph">
<p>returns bytes live (as of the most recent garbage collection).</p>
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</li>
<li>
<p><code>Statistics.numCopyingGCs ()</code></p>
<div class="paragraph">
<p>returns number of (major) copying garbage collections performed (as of
the most recent garbage collection).</p>
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</li>
<li>
<p><code>Statistics.numMarkCompactGCs ()</code></p>
<div class="paragraph">
<p>returns number of (major) mark-compact garbage collections performed
(as of the most recent garbage collection).</p>
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</li>
<li>
<p><code>Statistics.numMinorGCs ()</code></p>
<div class="paragraph">
<p>returns number of minor garbage collections performed (as of the most
recent garbage collection).</p>
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</li>
<li>
<p><code>Statistics.maxBytesLive ()</code></p>
<div class="paragraph">
<p>returns maximum bytes live (as of the most recent garbage collection).</p>
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</li>
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