<%@ page import="java.util.*" %> JVM Memory Monitor <% Iterator iter = ManagementFactory.getMemoryPoolMXBeans().">
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javapp
10年前发布

统计tomcat内存使用情况的jsp代码

<%@ page import="java.lang.management.*" %>  <%@ page import="java.util.*" %>  <html>  <head>    <title>JVM Memory Monitor</title>  </head>    <body>  <%          Iterator iter = ManagementFactory.getMemoryPoolMXBeans().iterator();          while (iter.hasNext()) {              MemoryPoolMXBean item = (MemoryPoolMXBean) iter.next();  %>    <table border="0" width="100%">  <tr><td colspan="2" align="center"><h3>Memory MXBean</h3></td></tr>  <tr><td width="200">Heap Memory Usage</td><td>  <%=ManagementFactory.getMemoryMXBean().getHeapMemoryUsage()%>  </td></tr>    <tr>    <td>Non-Heap Memory Usage</td>    <td><%=ManagementFactory.getMemoryMXBean().getNonHeapMemoryUsage()%></td>  </tr>  <tr><td colspan="2"> </td></tr>  <tr><td colspan="2" align="center"><h3>Memory Pool MXBeans</h3></td></tr>  <%          Iterator iter = ManagementFactory.getMemoryPoolMXBeans().iterator();          while (iter.hasNext()) {              MemoryPoolMXBean item = (MemoryPoolMXBean) iter.next();  %>  <tr><td colspan="2">  <table border="0" width="100%" style="border: 1px #98AAB1 solid;">  <tr><td colspan="2" align="center"><b><%= item.getName() %></b></td></tr>  <tr><td width="200">Type</td><td><%= item.getType() %></td></tr>  <tr><td>Usage</td><td><%= item.getUsage() %></td></tr>  <tr><td>Peak Usage</td><td><%= item.getPeakUsage() %></td></tr>  <tr><td>Collection Usage</td><td><%= item.getCollectionUsage() %></td></tr>  </table>  </td></tr>  <tr><td colspan="2"> </td></tr>  <%  }  %>    </table>  </body>  </html>