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134 lines
5.5 KiB
134 lines
5.5 KiB
<%-- |
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Document : memorycheck |
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Created on : 2013. 11. 25, 오후 4:39:26 |
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Author : jskim |
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--%> |
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<%@page contentType="text/html" pageEncoding="UTF-8"%> |
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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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<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%> |
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<%@ taglib uri="http://java.sun.com/jsp/jstl/functions" prefix="fn"%> |
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<%@ taglib uri="http://java.sun.com/jsp/jstl/fmt" prefix="fmt"%> |
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<%@ page import="java.lang.management.ManagementFactory"%> |
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<%@ page import="java.lang.management.MemoryMXBean"%> |
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<% |
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pageContext.setAttribute("memoryBean", ManagementFactory.getMemoryMXBean()); |
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pageContext.setAttribute("poolBeans", ManagementFactory.getMemoryPoolMXBeans()); |
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%> |
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<html> |
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<head> |
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<title>JVM Memory Monitor</title> |
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<style type="text/css"> |
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body{ font-family:"Myriad Pro","Myriad Web","Tahoma","Helvetica","Arial",sans-serif; } |
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table{ border-collapse: collapse; } |
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td,th{ padding: 5px; } |
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th { background-color: navy; color: #fff; font-weight: bold; } |
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td { text-align: right; } |
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</style> |
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</head> |
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<body> |
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<h1>TOTAL</h1> |
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<table border="1" width="100%"> |
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<colgroup> |
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<col width="20%"/> |
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<col width="20%"/> |
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<col width="20%"/> |
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<col width="20%"/> |
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<col width="20%"/> |
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</colgroup> |
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<tr> |
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<th>Usage</th> |
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<th>Max</th> |
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<th>Init</th> |
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<th>Used</th> |
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<th>Committed</th> |
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</tr> |
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<tr> |
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<td style="text-align: left">Heap Memory Usage</td> |
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<td><fmt:formatNumber value="${memoryBean.heapMemoryUsage.max/(1024 * 1024)}" |
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maxFractionDigits="1" />MB</td> |
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<td><fmt:formatNumber value="${memoryBean.heapMemoryUsage.init/(1024 * 1024)}" |
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maxFractionDigits="1" />MB</td> |
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<td><fmt:formatNumber value="${memoryBean.heapMemoryUsage.used/(1024 * 1024)}" |
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maxFractionDigits="1" />MB</td> |
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<td><fmt:formatNumber value="${memoryBean.heapMemoryUsage.committed/(1024 * 1024)}" |
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maxFractionDigits="1" />MB</td> |
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</tr> |
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<tr> |
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<td style="text-align: left">Non-heap Memory Usage</td> |
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<td><fmt:formatNumber value="${memoryBean.nonHeapMemoryUsage.max/(1024 * 1024)}" |
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maxFractionDigits="1" />MB</td> |
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<td><fmt:formatNumber value="${memoryBean.nonHeapMemoryUsage.init/(1024 * 1024)}" |
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maxFractionDigits="1" />MB</td> |
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<td><fmt:formatNumber value="${memoryBean.nonHeapMemoryUsage.used/(1024 * 1024)}" |
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maxFractionDigits="1" />MB</td> |
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<td><fmt:formatNumber value="${memoryBean.nonHeapMemoryUsage.committed/(1024 * 1024)}" |
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maxFractionDigits="1" />MB</td> |
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</tr> |
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</table> |
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<hr/> |
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<h1>Memory Pools</h1> |
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<c:forEach var="bean" items="${poolBeans}"> |
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<h2>${bean.name}(${bean.type})</h2> |
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<table border="1" width="100%"> |
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<colgroup> |
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<col width="20%"/> |
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<col width="20%"/> |
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<col width="20%"/> |
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<col width="20%"/> |
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<col width="20%"/> |
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</colgroup> |
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<tr> |
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<th>Usage</th> |
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<th>Max</th> |
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<th>Init</th> |
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<th>Used</th> |
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<th>Committed</th> |
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</tr> |
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<tr> |
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<td style="text-align: left">Memory Usage</td> |
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<td><fmt:formatNumber value="${bean.usage.max/(1024 * 1024)}" |
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maxFractionDigits="1" />MB</td> |
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<td><fmt:formatNumber value="${bean.usage.init/(1024 * 1024)}" |
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maxFractionDigits="1" />MB</td> |
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<td><fmt:formatNumber value="${bean.usage.used/(1024 * 1024)}" |
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maxFractionDigits="1" />MB</td> |
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<td><fmt:formatNumber value="${bean.usage.committed/(1024 * 1024)}" |
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maxFractionDigits="1" />MB</td> |
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</tr> |
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<tr> |
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<td style="text-align: left">Peak Usage</td> |
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<td><fmt:formatNumber value="${bean.peakUsage.max/(1024 * 1024)}" |
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maxFractionDigits="1" />MB</td> |
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<td><fmt:formatNumber value="${bean.peakUsage.init/(1024 * 1024)}" |
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maxFractionDigits="1" />MB</td> |
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<td><fmt:formatNumber value="${bean.peakUsage.used/(1024 * 1024)}" |
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maxFractionDigits="1" />MB</td> |
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<td><fmt:formatNumber value="${bean.peakUsage.committed/(1024 * 1024)}" |
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maxFractionDigits="1" />MB</td> |
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</tr> |
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<tr> |
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<td style="text-align: left">Collection Usage</td> |
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<td><fmt:formatNumber value="${bean.collectionUsage.max/(1024 * 1024)}" |
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maxFractionDigits="1" />MB</td> |
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<td><fmt:formatNumber value="${bean.collectionUsage.init/(1024 * 1024)}" |
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maxFractionDigits="1" />MB</td> |
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<td><fmt:formatNumber value="${bean.collectionUsage.used/(1024 * 1024)}" |
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maxFractionDigits="1" />MB</td> |
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<td><fmt:formatNumber value="${bean.collectionUsage.committed/(1024 * 1024)}" |
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maxFractionDigits="1" />MB</td> |
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</tr> |
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</table> |
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</c:forEach> |
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</body> |
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</html>
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