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    <title>Segment7: Memory Map</title>
    <link>http://blog.segment7.net/articles/2006/08/30/memory-map</link>
    <language>en-us</language>
    <ttl>40</ttl>
    <description>The Blog</description>
    <item>
      <title>Memory Map</title>
      <description>&lt;p&gt;Here&amp;#8217;s a picture of my Ruby process&amp;#8217; heap slots:&lt;/p&gt;


	&lt;p&gt;&lt;a href="http://flickr.com/photos/drbrain/229482312/"&gt;&lt;img src="http://static.flickr.com/80/229482312_9516b89d87.jpg?v=0" alt="Memory Map"&gt;&lt;/a&gt;&lt;/p&gt;


&lt;table&gt;
&lt;tr&gt;&lt;th&gt;&lt;span class="caps"&gt;BLACK&lt;/span&gt;&lt;td&gt;unknown (char*, &lt;span class="caps"&gt;VALUE&lt;/span&gt; *, struct st_table, etc.)
&lt;tr&gt;&lt;th&gt;&lt;span class="caps"&gt;GRAY&lt;/span&gt;&lt;td&gt;free memory
&lt;tr&gt;&lt;th&gt;&lt;span class="caps"&gt;RED&lt;/span&gt;&lt;td&gt;nodes (code)
&lt;tr&gt;&lt;th&gt;&lt;span class="caps"&gt;GREEN&lt;/span&gt;&lt;td&gt;Ruby objects
&lt;tr&gt;&lt;th&gt;&lt;span class="caps"&gt;WHITE&lt;/span&gt;&lt;td&gt;Miscellaneous interpreter objects
&lt;/table&gt;

	&lt;p&gt;If you look really closely in the &lt;a href="http://flickr.com/photo_zoom.gne?id=229482312&amp;amp;size=o"&gt;original&lt;/a&gt; you can see a white pixel that is probably a struct &lt;span class="caps"&gt;SCOPE&lt;/span&gt;.&lt;/p&gt;
</description>
      <pubDate>Wed, 30 Aug 2006 14:49:31 -0700</pubDate>
      <guid isPermaLink="false">urn:uuid:16b24a3b-e949-404a-a237-63860f6da526</guid>
      <author>drbrain@segment7.net (Eric Hodel)</author>
      <link>http://blog.segment7.net/articles/2006/08/30/memory-map</link>
      <category>Hacking</category>
      <category>Ruby</category>
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