JMX实现远程服务器Tomcat系统监控之二

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
package pyc.jvm.monitor;
import java.io.IOException;
import java.lang.management.ClassLoadingMXBean;
import java.lang.management.ManagementFactory;
import java.lang.management.MemoryMXBean;
import java.lang.management.MemoryUsage;
import java.lang.management.OperatingSystemMXBean;
import java.lang.management.ThreadMXBean;
import java.net.MalformedURLException;
import java.util.Timer;
import java.util.TimerTask;
import java.util.concurrent.TimeUnit;
import javax.management.AttributeNotFoundException;
import javax.management.InstanceNotFoundException;
import javax.management.MBeanException;
import javax.management.MBeanServerConnection;
import javax.management.ReflectionException;
import javax.management.remote.JMXConnector;
import javax.management.remote.JMXConnectorFactory;
import javax.management.remote.JMXServiceURL;
/**
* 创建时间：2014-11-7 上午11:06:34
*
* @author zhangtianyou
* @version 2.2
*/
public class JMXTest2 {
private final static String SERVICE_1 = "service:jmx:rmi:///jndi/rmi://192.168.85.54:8787/jmxrmi";
/**
* @param args
*/
public static void main(String[] args) {
//10秒调用一次
Timer timer = new Timer();
timer.schedule(new JMXTest2(). new MonitorTask(SERVICE_1), 0, 10000);
}
private class MonitorTask extends TimerTask{
private String service;
public MonitorTask(String service){
this.service = service;
}
@Override
public void run() {
JMXmonitor(service);
}
}
private static void JMXmonitor(String service) {
JMXConnector jmxConnector = null;
try {
JMXServiceURL ServiceURL = new JMXServiceURL(service);
jmxConnector = JMXConnectorFactory.connect(ServiceURL);
// MBean 服务器（无论是本地的还是远程的）进行通信的一种方式 MBeanServerConnection
MBeanServerConnection mBeanServerConnection = jmxConnector
.getMBeanServerConnection();
// 获取MemoryMXBean
System.out.println("nMemory");
MemoryMXBean memoryMXBean = ManagementFactory
.newPlatformMXBeanProxy(mBeanServerConnection,
ManagementFactory.MEMORY_MXBEAN_NAME,
MemoryMXBean.class);
MemoryUsage heapMemoryUsage = memoryMXBean.getHeapMemoryUsage();
System.out.println("heapMemoryUsage :");
System.out.println("committed = "
+ convertKB(heapMemoryUsage.getCommitted()));
System.out
.println("init = " + convertKB(heapMemoryUsage.getInit()));
System.out.println("max = " + convertKB(heapMemoryUsage.getMax()));
System.out
.println("used = " + convertKB(heapMemoryUsage.getUsed()));
MemoryUsage nonHeapMemoryUsage = memoryMXBean
.getNonHeapMemoryUsage();
System.out.println("nnonHeapMemoryUsage :");
System.out.println("committed = "
+ convertKB(nonHeapMemoryUsage.getCommitted()));
System.out.println("init = "
+ convertKB(nonHeapMemoryUsage.getInit()));
System.out.println("max = "
+ convertKB(nonHeapMemoryUsage.getMax()));
System.out.println("used = "
+ convertKB(nonHeapMemoryUsage.getUsed()));
// 获取 ThreadMXBean
System.out.println("nThread");
ThreadMXBean threadMXBean = ManagementFactory
.newPlatformMXBeanProxy(mBeanServerConnection,
ManagementFactory.THREAD_MXBEAN_NAME,
ThreadMXBean.class);
System.out
.println("ThreadCount = " + threadMXBean.getThreadCount());
System.out.println("DaemonThreadCount = "
+ threadMXBean.getDaemonThreadCount());
System.out.println("PeakThreadCount = "
+ threadMXBean.getPeakThreadCount());
System.out.println("CurrentThreadCpuTime = "
+ threadMXBean.getCurrentThreadCpuTime());
System.out.println("CurrentThreadUserTime = "
+ threadMXBean.getCurrentThreadUserTime());
System.out.println("nClassLoading");
ClassLoadingMXBean classLoadingMXBean = ManagementFactory
.newPlatformMXBeanProxy(mBeanServerConnection,
ManagementFactory.CLASS_LOADING_MXBEAN_NAME,
ClassLoadingMXBean.class);
// 当前加载到Java虚拟机中类的数量
System.out.println("LoadedClassCount = "
+ classLoadingMXBean.getLoadedClassCount());
// Java 虚拟机开始执行到目前已经加载的类的总数。
System.out.println("TotalLoadedClassCount = "
+ classLoadingMXBean.getTotalLoadedClassCount());
// Java 虚拟机开始执行到目前已经卸载的类的总数。
System.out.println("UnloadedClassCount = "
+ classLoadingMXBean.getUnloadedClassCount());
System.out.println("nCpu");
OperatingSystemMXBean operatingSystemMXBean = ManagementFactory
.newPlatformMXBeanProxy(mBeanServerConnection,
ManagementFactory.OPERATING_SYSTEM_MXBEAN_NAME,
OperatingSystemMXBean.class);
System.out.println("AvailableProcessors = "
+ operatingSystemMXBean.getAvailableProcessors());
double ratio = 0.0;
long start = System.currentTimeMillis();
long startC;
try {
startC = (long) mBeanServerConnection.getAttribute(operatingSystemMXBean.getObjectName(), "ProcessCpuTime");
try {
TimeUnit.SECONDS.sleep(5);
} catch (InterruptedException e) {
e.printStackTrace();
}
long end = System.currentTimeMillis();
long endC = (long) mBeanServerConnection.getAttribute(operatingSystemMXBean.getObjectName(), "ProcessCpuTime");
int availableProcessors = operatingSystemMXBean.getAvailableProcessors();
ratio = (endC-startC) / 1000000.0 / (end-start) / availableProcessors;
} catch (AttributeNotFoundException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
} catch (InstanceNotFoundException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
} catch (MBeanException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
} catch (ReflectionException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
System.out.println("CUP使用率" + ratio * 100 + "%");
} catch (MalformedURLException e) {
e.printStackTrace();
System.out.println("非法的ServiceURL");
} catch (IOException e) {
e.printStackTrace();
} finally {
try {
if (jmxConnector != null) {
jmxConnector.close();
}
} catch (IOException e) {
e.printStackTrace();
}
}
}
private static String convertKB(long src) {
if (src <= 0L) {
return "0KB";
}
return (double) src / 1024 + "KB";
}
}

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
Memory
heapMemoryUsage :
committed = 59392.0KB
init = 63667.75KB
max = 906752.0KB
used = 21645.8046875KB
nonHeapMemoryUsage :
committed = 30144.0KB
init = 24000.0KB
max = 133120.0KB
used = 17608.9921875KB
Thread
ThreadCount = 53
DaemonThreadCount = 52
PeakThreadCount = 56
CurrentThreadCpuTime = 0
CurrentThreadUserTime = 0
ClassLoading
LoadedClassCount = 2526
TotalLoadedClassCount = 2581
UnloadedClassCount = 55
Cpu
AvailableProcessors = 4
CUP使用率0.07790701158609668%