LoadRunner监控Tomcat的几种方法Word下载.docx
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5、如果已经配置好，则在命令行输入jconsole，打开jdk自带的JMX客户端，选择远程连接，录入tomcat所在机器的IP，端口例192.168.1.100:
8999，帐号、密码在jmxremote.password中，如帐号controlRole，密码R&
D（缺省monitorRole只能读，controlRole能读写，jmxremote.access中可配置）。
点“连接”。
编写JAVA程序收集Tomcat性能数据
importjava.lang.management.MemoryUsage;
importjava.text.SimpleDateFormat;
importjava.util.Date;
importjava.util.Formatter;
importjava.util.HashMap;
importjava.util.Iterator;
importjava.util.Map;
importjava.util.Set;
importjavax.management.MBeanAttributeInfo;
importjavax.management.MBeanInfo;
importjavax.management.MBeanServerConnection;
importjavax.management.ObjectInstance;
importjavax.management.ObjectName;
importjavax.management.openmbean.CompositeDataSupport;
importjavax.management.remote.JMXConnector;
importjavax.management.remote.JMXConnectorFactory;
importjavax.management.remote.JMXServiceURL;
publicclassMonitorTomcat{
publicstaticvoidmain（String[]args）{
try{
StringjmxURL="
service:
jmx:
rmi:
///jndi/rmi:
//192.168.1.100:
8999/jmxrmi"
;
//tomcatjmxurl
JMXServiceURLserviceURL=newJMXServiceURL（jmxURL）;
Mapmap=newHashMap（）;
String[]credentials=newString[]{"
monitorRole"
"
QED"
};
map.put（"
jmx.remote.credentials"
credentials）;
JMXConnectorconnector=JMXConnectorFactory.connect（serviceURL,map）;
MBeanServerConnection
mbsc=connector.getMBeanServerConnection（）;
//端口最好是动态取得
ObjectNamethreadObjName=newObjectName（"
Catalina:
type=ThreadPool,name=http-8080"
）;
MBeanInfombInfo=mbsc.getMBeanInfo（threadObjName）;
StringattrName="
currentThreadCount"
//tomcat的线程数对应的属性值
MBeanAttributeInfo[]mbAttributes=mbInfo.getAttributes（）;
System.out.println（"
currentThreadCount:
"
+mbsc.getAttribute（threadObjName,attrName））;
//heap
for（intj=0;
j
###########"
+mbsc.getDomains（）[j]）;
}
SetMBeanset=mbsc.queryMBeans（null,null）;
MBeanset.size（）:
"
+MBeanset.size（））;
IteratorMBeansetIterator=MBeanset.iterator（）;
while（MBeansetIterator.hasNext（））{
ObjectInstanceobjectInstance=（ObjectInstance）MBeansetIterator.next（）;
ObjectNameobjectName=objectInstance.getObjectName（）;
StringcanonicalName=objectName.getCanonicalName（）;
canonicalName:
+canonicalName）;
if（canonicalName.equals（"
host=localhost,type=Cluster"
））
{
//GetdetailsofclusterMBeans
ClusterMBeansDetails:
========================================="
//getMBeansDetails（canonicalName）;
StringcanonicalKeyPropList=objectName.getCanonicalKeyPropertyListString（）;
//-------------------------system----------------------
ObjectNameruntimeObjName=newObjectName（"
java.lang:
type=Runtime"
厂商:
+（String）mbsc.getAttribute（runtimeObjName,"
VmVendor"
））;
程序:
VmName"
版本:
VmVersion"
Datestarttime=newDate（（Long）mbsc.getAttribute（runtimeObjName,"
StartTime"
SimpleDateFormatdf=newSimpleDateFormat（"
yyyy-MM-ddHH:
mm:
ss"
启动时间:
+df.format（starttime））;
Longtimespan=（Long）mbsc.getAttribute（runtimeObjName,"
Uptime"
连续工作时间:
+MonitorTomcat.formatTimeSpan（timespan））;
//------------------------JVM-------------------------
//堆使用率
ObjectNameheapObjName=newObjectName（"
type=Memory"
MemoryUsageheapMemoryUsage=
MemoryUsage.from（（CompositeDataSupport）mbsc.getAttribute（heapObjName,"
HeapMemoryUsage"
longmaxMemory=heapMemoryUsage.getMax（）;
//堆最大
longcommitMemory=heapMemoryUsage.getCommitted（）;
//堆当前分配
longusedMemory=heapMemoryUsage.getUsed（）;
heap:
+（double）usedMemory*100/commitMemory+"
%"
MemoryUsagenonheapMemoryUsage=
NonHeapMemoryUsage"
longnoncommitMemory=nonheapMemoryUsage.getCommitted（）;
longnonusedMemory=heapMemoryUsage.getUsed（）;
nonheap:
+（double）nonusedMemory*100/noncommitMemory+"
ObjectNamepermObjName=newObjectName（"
type=MemoryPool,name=PermGen"
MemoryUsagepermGenUsage=
MemoryUsage.from（（CompositeDataSupport）mbsc.getAttribute（permObjName,"
Usage"
longcommitted=permGenUsage.getCommitted（）;
//持久堆大小
longused=heapMemoryUsage.getUsed（）;
//
permgen:
+（double）used*100/committed+"
//持久堆使用率
//--------------------Session---------------
ObjectNamemanagerObjName=newObjectName（"
type=Manager,*"
Sets=mbsc.queryNames（managerObjName,null）;
for（ObjectNameobj:
s）{
应用名:
+obj.getKeyProperty（"
path"
ObjectNameobjname=newObjectName（obj.getCanonicalName（））;
最大会话数:
+mbsc.getAttribute（objname,"
maxActiveSessions"
会话数:
activeSessions"
活动会话数:
sessionCounter"
//-----------------ThreadPool----------------
ObjectNamethreadpoolObjName=newObjectName（"
type=ThreadPool,*"
Sets2=mbsc.queryNames（threadpoolObjName,null）;
s2）{
端口名:
name"
最大线程数:
maxThreads"
当前线程数:
繁忙线程数:
currentThreadsBusy"
}catch（Exceptione）{
e.printStackTrace（）;
publicstaticStringformatTimeSpan（longspan）{
longminseconds=span%1000;
span=span/1000;
longseconds=span%60;
span=span/60;
longmins=span%60;
longhours=span%24;
span=span/24;
longdays=span;
return（newFormatter（））.format（"
%1$d天%2$02d:
%3$02d:
%4$02d.%5$03d"
days,hours,mins,seconds,minseconds）.toString（）;
}
记录的数据：
currentThreadCount:
150
###########JMImplementation
###########Users
###########com.sun.management
###########Catalina
###########java.lang
###########java.util.logging
MBeanset.size（）:
383
canonicalName:
Catalina:
name=HttpRequest152,type=RequestProcessor,worker=http-8080
J2EEApplication=none,J2EEServer=none,WebModule=//localhost/jsp-examples,j2eeType=Servlet,name=org.apache.jsp.jsp2.el.basic_002dcomparisons_jsp
……
port=8009,type=Mapper
J2EEApplication=none,J2EEServer=none,WebModule=//localhost/jsp-examples,j2eeType=Servlet,name=org.apache.jsp.dates.date_jsp
厂商:
SunMicrosystemsInc.
程序:
JavaHotSpot（TM）ClientVM
版本:
11.3-b02
启动时间:
2010-02-0911:
36:
59
连续工作时间:
0天00:
13:
55.775
heap:
62.221410820735%
nonheap:
84.59782727899399%
permgen:
210.93058268229166%
应用名:
/jsp-examples
最大会话数:
-1
会话数:
活动会话数:
/
/host-manager
/tomcat-docs
/AltoroJ
301
/webdav
/servlets-examples
/manager
/balancer
端口名:
http-8080
最大线程数:
当前线程数:
繁忙线程数:
100
jk-8009
200
4
1
使用LR的lr_user_data_point函数
Ord=1"
LAST）;
web_reg_save_param（"
ServerJVMVersion"
LB="
Ord=2"
ServerJVMVendor"
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