sysperfana/perfinvestigator/com.nokia.carbide.cpp.pi.doc.user/html/reference/analyzer/menu_memory_graph.htm
author Toni Pulkkinen <ext-toni.p.pulkkinen@nokia.com>
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Performance Investigator Carbide extension 2.3.0
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
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"http://www.w3.org/TR/html4/loose.dtd">
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<html>
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<head>
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  <meta http-equiv="content-type" content="text/html; charset=UTF-8">
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  <title>Memory Graph Menu</title>
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  <link href="../../../book.css" rel="stylesheet" type="text/css">
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</head>
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<body>
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<h2>Memory Graph Menu </h2>
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<p>The <strong>Memory Graph</strong> menu is available whenever a <span
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class="code">.npi</span> or <span class="code">.bap</span> data file is opened
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that contains memory usage trace data. Use it to modify how the graph is
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calculated, view memory statistics, and control how the memory information is
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displayed. </p>
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<p align="center"><img src="images/menu_memory_usage.png"></p>
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<p class="figure">Figure 1. Memory Graph menu items </p>
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<h5>Table 1. Memory Graph —menu items </h5>
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<table width="778" border="0" cellpadding="2" cellspacing="0">
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  <tbody>
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    <tr valign="top">
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      <th width="236" class="Cell">Menu Item </th>
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      <th width="532" class="Cell">Description</th>
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    </tr>
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    <tr valign="top">
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      <td class="Cell"><b>Memory Usage Statistics </b></td>
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      <td class="Cell">Open the <a
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        href="wnd_memory_usage_statistics.htm">Memory Usage Statistics</a>
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        dialog. </td>
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    </tr>
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    <tr valign="top">
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      <td class="Cell"><p><b>Show Chunk Usage </b></p>
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      </td>
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      <td class="Cell"><p>Select<b>Show Chunk Usage</b> to show chunks
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        allocated to threads. Heap threads are not included. The graph
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        refreshes and scales the vertical axis to cover the maximum non-heap
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        chunk usage of the entire graph or the current selected threads. </p>
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      </td>
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    </tr>
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    <tr valign="top">
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      <td class="Cell"><b>Show Stack/Heap Usage </b></td>
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      <td class="Cell">Select<b>Show Stack/Heap Usage</b> to show thread heap
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        chunks.</td>
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    </tr>
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    <tr valign="top">
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      <td class="Cell"><b>Show Current and Stack/Heap Usage </b></td>
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      <td class="Cell">This is the default setting showing both the current and
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        stack/heap usage portions of the graph.</td>
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    </tr>
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    <tr valign="top">
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      <td class="Cell"><b>Dynamically Rescale to Selected Threads </b></td>
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      <td class="Cell">Enable to rescale the vertical axis of the graph to the
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        maximum memory usage in the entire graph by the threads currently
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        checked in the CPU load table. When disabled, rescale the vertical axis
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        to the maximum memory usage of all threads in the entire graph. The
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        default settings is disabled. </td>
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    </tr>
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    <tr>
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      <td><b>Show Total Memory Usage</b></td>
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      <td>Displays or disables the Total Memory Usage line on the Memory Usage
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        graph.</td>
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    </tr>
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  </tbody>
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</table>
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<p><strong>Related references </strong></p>
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<ul>
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  <li><a href="main_view.htm">Analyzer View</a></li>
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  <li><a href="view_memory_usage.htm">Memory Usage View</a></li>
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  <li><a href="wnd_memory_usage_statistics.htm">Memory Usage Statistics</a>
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  </li>
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</ul>
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<div id="footer">
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Copyright © 2010 Nokia Corporation and/or its subsidiary(-ies). All rights
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reserved. <br>
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License: <a
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href="http://www.eclipse.org/legal/epl-v10.html">http://www.eclipse.org/legal/epl-v10.html</a></div>
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</body>
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</html>