Android Memory Analysis tool DDMS heap + MAT installation and use

<span id="Label3"></p><strong><strong>A Java Memory analysis tool literacy</strong></strong>If you don't know anything like me, you can do it first. memory analysis tools Literacy mat: Eclipse memory Analyzer (mat) is a feature-rich JAVA heap dump file analysis tool that can be used to identify memory vulnerabilities and reduce memory Consumption.<br><br><br><strong><strong>two Eclipse Mat plug-in installation</strong></strong>Current machine Environment description:<br><strong><strong>[plain]</strong></strong><span class="Apple-converted-space"><span class="Apple-converted-space"><span class="Apple-converted-space">View Plaincopy</span></span></span><object id="ZeroClipboardMovie_1" width="18" height="18" align="middle" bgcolor="#ffffff" data="http://static.blog.csdn.net/scripts/ZeroClipboard/ZeroClipboard.swf" type="application/x-shockwave-flash"><object id="ZeroClipboardMovie_1" width="18" height="18" align="middle" bgcolor="#ffffff" data="http://static.blog.csdn.net/scripts/ZeroClipboard/ZeroClipboard.swf" type="application/x-shockwave-flash"><param name="src" value="http://static.blog.csdn.net/scripts/ZeroClipboard/ZeroClipboard.swf"><param name="pluginspage" value="http://www.macromedia.com/go/getflashplayer"><param name="loop" value="loop"><param name="menu" value="false"><param name="quality" value="best"><param name="allowscriptaccess" value="always"><param name="allowfullscreen" value="false"><param name="flashvars" value="id=1&width=18&height=18"><param name="wmode" value="transparent"></object></object> <ol> <ol> <li class="alt">System: Ubuntu 12.04 LTS 64</li> <li>Eclipse for Mobile developers Version:juno Service Release 1</li> <li class="alt">adt:20.03</li> </ol> </ol><strong><strong>[plain]</strong></strong><span class="Apple-converted-space"><span class="Apple-converted-space"><span class="Apple-converted-space">View Plaincopy</span></span></span><object id="ZeroClipboardMovie_2" width="18" height="18" align="middle" bgcolor="#ffffff" data="http://static.blog.csdn.net/scripts/ZeroClipboard/ZeroClipboard.swf" type="application/x-shockwave-flash"><object id="ZeroClipboardMovie_2" width="18" height="18" align="middle" bgcolor="#ffffff" data="http://static.blog.csdn.net/scripts/ZeroClipboard/ZeroClipboard.swf" type="application/x-shockwave-flash"><param name="src" value="http://static.blog.csdn.net/scripts/ZeroClipboard/ZeroClipboard.swf"><param name="pluginspage" value="http://www.macromedia.com/go/getflashplayer"><param name="loop" value="loop"><param name="menu" value="false"><param name="quality" value="best"><param name="allowscriptaccess" value="always"><param name="allowfullscreen" value="false"><param name="flashvars" value="id=2&width=18&height=18"><param name="wmode" value="transparent"></object></object> <ol> <ol> <li class="alt">System: Ubuntu 12.04 LTS 64</li> <li>Eclipse for Mobile developers Version:juno Service Release 1</li> <li class="alt">adt:20.03</li> </ol> </ol><br><br><br>1. help, Install New Software<span class="Apple-converted-space"><span class="Apple-converted-space"><br><br>2. In the pop-up window, select the appropriate version from the Drop-down button on the right side of work, and the eclipse I use is version juno, so select<br>Juno-http://download.eclipse.org/releases/juno<br><br>3. After pedding, open the general Purpose Tools directory and tick the following two items in this directory<br>Memory Analyzer<br>Memory Analyer (Charts) [optional]<br><br>4. Finish<br><br><br><strong>III using the Ddms heap to generate hprof files</strong><br><br></span></span>1. Open the DDMS view<br><br><br>2. Select the package name that you want to analyze, the current demo is com.android.updater, and then click the Update Heap button<br><br><br>3. Click the Cause GC button in the heap view to determine when to listen<br><br><br>5. Save the memory HPROF file and click on the "dump HPROF" button, which is a button with a downward red arrow<br><br><br><br><strong><strong>four using the mat plugin to open the Hprof file</strong></strong><strong><strong> </strong></strong>1. If the mat is already installed properly, after clicking Dump HPROF file, This window will automatically pop up, I have chosen the first item, finish<strong><strong> </strong></strong><strong><strong> </strong></strong>2. Mat displays memory information in graphic form<strong><strong><br></strong></strong><strong><strong> </strong></strong><strong><strong> </strong></strong><strong><strong> </strong></strong>Five More information 1.<span class="Apple-converted-space"><span class="Apple-converted-space">Using Eclipse Memory Analyzer for heap dump file analysis<br>Well written, as an example, step-by step shows how to use the mat to analyze memory overflow issues<br><br><br>2. Android Official documentation<br>Memory Analysis for Android applications document Chinese translation<br><br><br>3. Information about the author of the previous official document:<br>Author blog author-i/o Conference video on Memory analysis<br><br><br>3. After installing the mat plugin there will be a local document, local document address<br><br></span></span>4.<span class="Apple-converted-space"><span class="Apple-converted-space">Debug from Dump (dump) file and remove error</span></span><p><p>Android Memory Analysis tool DDMS heap + MAT installation and use</p></p></span>