使用Sigar监控系统性能

使用java自带的API读取系统性能参数消耗时间长，数据不准确，所以一般建议使用第三方读取

package com.datcent.system.util;

import java.net.InetAddress;
import java.net.UnknownHostException;
import java.util.Map;
import java.util.Properties;

import org.hyperic.sigar.CpuInfo;
import org.hyperic.sigar.CpuPerc;
import org.hyperic.sigar.FileSystem;
import org.hyperic.sigar.FileSystemUsage;
import org.hyperic.sigar.Mem;
import org.hyperic.sigar.NetFlags;
import org.hyperic.sigar.NetInterfaceConfig;
import org.hyperic.sigar.NetInterfaceStat;
import org.hyperic.sigar.OperatingSystem;
import org.hyperic.sigar.Sigar;
import org.hyperic.sigar.SigarException;
import org.hyperic.sigar.Swap;
import org.hyperic.sigar.Who;

import com.datcent.system.entity.ComputerInfo;
import com.datcent.system.entity.CpuInfos;
import com.datcent.system.entity.DiskInfo;
import com.datcent.system.entity.JVMInfo;
import com.datcent.system.entity.MemoryInfo;

/**
* 读取系统性能
* @author zxc85
*
*/
public class RuntimeUtils {

private static final int MD = 1024 * 1024;

public static void main(String[] args) {
try {
// System信息，从jvm获取
//property();
//System.out.println(getJVMproperty());
System.out.println("----------------------------------");
// cpu信息
//cpu();
//System.out.println(getCPUInfo());
System.out.println("----------------------------------");
// 内存信息
//memory();
System.out.println("----------------------------------");
// 操作系统信息
// os();
System.out.println("----------------------------------");
// 用户信息
// who();
System.out.println("----------------------------------");
// 文件系统信息
//file();
//System.out.println(getDiskInfo()[0].toString());
System.out.println("----------------------------------");
// 网络信息
// net();
System.out.println("----------------------------------");
// 以太网信息
// ethernet();
System.out.println("----------------------------------");
} catch (Exception e1) {
e1.printStackTrace();
}
}

public  ComputerInfo getComputerInfo() throws UnknownHostException{
ComputerInfo computerInfo = new ComputerInfo();
InetAddress addr;
addr = InetAddress.getLocalHost();
String ip = addr.getHostAddress();
computerInfo.setIpAddr(ip);
Map<String, String> map = System.getenv();
String userName = map.get("USERNAME");// 获取用户名
computerInfo.setUserName(userName);
String computerName = map.get("COMPUTERNAME");// 获取计算机名
computerInfo.setComputerName(computerName);
return computerInfo;
}

public  JVMInfo getJVMproperty() throws UnknownHostException {
Runtime r = Runtime.getRuntime();
Properties props = System.getProperties();
/*
* String userDomain = map.get("USERDOMAIN");// 获取计算机域名
* System.out.println("用户名:    " + userName);
* System.out.println("计算机名:    " + computerName);
* System.out.println("计算机域名:    " + userDomain);
* System.out.println("本地ip地址:    " + ip);
* System.out.println("本地主机名:    " + addr.getHostName());
*/

JVMInfo jvmInfo = new JVMInfo();
jvmInfo.setTotalMemory(r.totalMemory() / MD);
jvmInfo.setFreeMemory(r.freeMemory() / MD);
jvmInfo.setRunVersion(props.getProperty("java.version"));
jvmInfo.setJavaHome(props.getProperty("java.home"));
jvmInfo.setUseMemory(r.totalMemory() / MD - r.freeMemory() / MD);
/*
* System.out.println("JVM可以使用的总内存:    " + r.totalMemory()/md);
* System.out.println("JVM可以使用的剩余内存:    " + r.freeMemory());
* System.out.println("JVM可以使用的处理器个数:    " + r.availableProcessors());
* System.out.println("Java的运行环境版本：    " +
* props.getProperty("java.version"));
* System.out.println("Java的运行环境供应商：    " +
* props.getProperty("java.vendor"));
* System.out.println("Java供应商的URL：    " +
* props.getProperty("java.vendor.url"));
* System.out.println("Java的安装路径：    " +
* props.getProperty("java.home"));
* System.out.println("Java的虚拟机规范版本：    " +
* props.getProperty("java.vm.specification.version"));
* System.out.println("Java的虚拟机规范供应商：    " +
* props.getProperty("java.vm.specification.vendor"));
* System.out.println("Java的虚拟机规范名称：    " +
* props.getProperty("java.vm.specification.name"));
* System.out.println("Java的虚拟机实现版本：    " +
* props.getProperty("java.vm.version"));
* System.out.println("Java的虚拟机实现供应商：    " +
* props.getProperty("java.vm.vendor"));
* System.out.println("Java的虚拟机实现名称：    " +
* props.getProperty("java.vm.name"));
* System.out.println("Java运行时环境规范版本：    " +
* props.getProperty("java.specification.version"));
* System.out.println("Java运行时环境规范供应商：    " +
* props.getProperty("java.specification.vender"));
* System.out.println("Java运行时环境规范名称：    " +
* props.getProperty("java.specification.name"));
* System.out.println("Java的类格式版本号：    " +
* props.getProperty("java.class.version"));
* System.out.println("Java的类路径：    " +
* props.getProperty("java.class.path"));
* System.out.println("加载库时搜索的路径列表：    " +
* props.getProperty("java.library.path"));
* System.out.println("默认的临时文件路径：    " +
* props.getProperty("java.io.tmpdir"));
* System.out.println("一个或多个扩展目录的路径：    " +
* props.getProperty("java.ext.dirs"));
* System.out.println("操作系统的名称：    " + props.getProperty("os.name"));
* System.out.println("操作系统的构架：    " + props.getProperty("os.arch"));
* System.out.println("操作系统的版本：    " + props.getProperty("os.version"));
* System.out.println("文件分隔符：    " +
* props.getProperty("file.separator")); System.out.println("路径分隔符：    "
* + props.getProperty("path.separator"));
* System.out.println("行分隔符：    " +
* props.getProperty("line.separator"));
* System.out.println("用户的账户名称：    " + props.getProperty("user.name"));
* System.out.println("用户的主目录：    " + props.getProperty("user.home"));
* System.out.println("用户的当前工作目录：    " + props.getProperty("user.dir"));
*/
return jvmInfo;
}

public  MemoryInfo getMemory() throws SigarException {
Sigar sigar = new Sigar();
MemoryInfo memoryInfo = new MemoryInfo();
Mem mem = sigar.getMem();
// 内存总量
memoryInfo.setTotalMemorry(mem.getTotal() / MD);
//System.out.println("内存总量:    " + mem.getTotal() / 1024L + "K av");
// 当前内存使用量
memoryInfo.setUseMemoryBit(mem.getUsed() / MD);
memoryInfo.setUseMemory(CpuPerc.format(mem.getTotal()/mem.getUsed()));
//System.out.println("当前内存使用量:    " + mem.getUsed() / 1024L + "K used");
// 当前内存剩余量
//System.out.println("当前内存剩余量:    " + mem.getFree() / 1024L + "K free");
Swap swap = sigar.getSwap();
// 交换区总量
memoryInfo.setTotalSwap(swap.getTotal() / MD);
//System.out.println("交换区总量:    " + swap.getTotal() / 1024L + "K av");
// 当前交换区使用量
memoryInfo.setUseMemoryBit(swap.getUsed() / MD);
memoryInfo.setUseSwap(CpuPerc.format(swap.getTotal() / swap.getUsed()));
//System.out.println("当前交换区使用量:    " + swap.getUsed() / 1024L + "K used");
// 当前交换区剩余量
//System.out.println("当前交换区剩余量:    " + swap.getFree() / 1024L + "K free");
return memoryInfo;
}

public  CpuInfos getCPUInfo() throws SigarException {
Sigar sigar = new Sigar();
CpuInfo infos[] = sigar.getCpuInfoList();
CpuPerc cpuList[] = null;
CpuInfos cpuInfo = new CpuInfos();
cpuInfo.setCpuMhz(infos[0].getMhz() + "");
cpuInfo.setCpuType(infos[0].getModel());
cpuList = sigar.getCpuPercList();
double userSum = 0, sysSum = 0, waitSum = 0, errorSum = 0, idleSum = 0, totalSum = 0;
int cpuListLength = cpuList.length;
for (int i = 0; i < cpuListLength; i++) {// 不管是单块CPU还是多CPU都适用
userSum += cpuList[i].getUser();
sysSum += cpuList[i].getSys();
waitSum += cpuList[i].getWait();
errorSum += cpuList[i].getNice();
idleSum += cpuList[i].getIdle();
totalSum += cpuList[i].getCombined();
}
// System.out.println("===" + totalSum/cpuListLength);
cpuInfo.setTotalUseMemory(CpuPerc.format(totalSum / cpuListLength));
cpuInfo.setErrorMemory(CpuPerc.format(errorSum / cpuListLength));
cpuInfo.setFreeMemory(CpuPerc.format(idleSum / cpuListLength));
cpuInfo.setUserUseMemory(CpuPerc.format(userSum / cpuListLength));
cpuInfo.setWaitMemory(CpuPerc.format(waitSum / cpuListLength));
cpuInfo.setSysUserMemory(CpuPerc.format(sysSum / cpuListLength));
return cpuInfo;
}

private static void printCpuPerc(CpuPerc cpu) {
System.out.println("CPU用户使用率:    " + CpuPerc.format(cpu.getUser()));// 用户使用率
System.out.println("CPU系统使用率:    " + CpuPerc.format(cpu.getSys()));// 系统使用率
System.out.println("CPU当前等待率:    " + CpuPerc.format(cpu.getWait()));// 当前等待率
System.out.println("CPU当前错误率:    " + CpuPerc.format(cpu.getNice()));//
System.out.println("CPU当前空闲率:    " + CpuPerc.format(cpu.getIdle()));// 当前空闲率
System.out.println("CPU总的使用率:    " + CpuPerc.format(cpu.getCombined()));// 总的使用率
}

private static void os() {
OperatingSystem OS = OperatingSystem.getInstance();
// 操作系统内核类型如： 386、486、586等x86
System.out.println("操作系统:    " + OS.getArch());
System.out.println("操作系统CpuEndian():    " + OS.getCpuEndian());//
System.out.println("操作系统DataModel():    " + OS.getDataModel());//
// 系统描述
System.out.println("操作系统的描述:    " + OS.getDescription());
// 操作系统类型
// System.out.println("OS.getName():    " + OS.getName());
// System.out.println("OS.getPatchLevel():    " + OS.getPatchLevel());//
// 操作系统的卖主
System.out.println("操作系统的卖主:    " + OS.getVendor());
// 卖主名称
System.out.println("操作系统的卖主名:    " + OS.getVendorCodeName());
// 操作系统名称
System.out.println("操作系统名称:    " + OS.getVendorName());
// 操作系统卖主类型
System.out.println("操作系统卖主类型:    " + OS.getVendorVersion());
// 操作系统的版本号
System.out.println("操作系统的版本号:    " + OS.getVersion());
}

private static void who() throws SigarException {
Sigar sigar = new Sigar();
Who who[] = sigar.getWhoList();
if (who != null && who.length > 0) {
for (int i = 0; i < who.length; i++) {
// System.out.println("当前系统进程表中的用户名" + String.valueOf(i));
Who _who = who[i];
System.out.println("用户控制台:    " + _who.getDevice());
System.out.println("用户host:    " + _who.getHost());
// System.out.println("getTime():    " + _who.getTime());
// 当前系统进程表中的用户名
System.out.println("当前系统进程表中的用户名:    " + _who.getUser());
}
}
}

public  DiskInfo[] getDiskInfo() throws Exception {
Sigar sigar = new Sigar();
FileSystem fslist[] = sigar.getFileSystemList();
DiskInfo[] diskInfos = new DiskInfo[fslist.length];
for (int i = 0; i < fslist.length; i++) {
System.out.println("分区的盘符名称" + i);
DiskInfo diskInfo = new DiskInfo();
FileSystem fs = fslist[i];
// 分区的盘符名称
diskInfo.setDiskName(fs.getDevName());
//System.out.println("盘符名称:    " + fs.getDevName());
// 分区的盘符名称
diskInfo.setDiskType(fs.getSysTypeName());
//System.out.println("盘符路径:    " + fs.getDirName());
//System.out.println("盘符标志:    " + fs.getFlags());//
// 文件系统类型，比如 FAT32、NTFS
//System.out.println("盘符类型:    " + fs.getSysTypeName());
// 文件系统类型名，比如本地硬盘、光驱、网络文件系统等
//System.out.println("盘符类型名:    " + fs.getTypeName());
// 文件系统类型
//System.out.println("盘符文件系统类型:    " + fs.getType());
FileSystemUsage usage = null;
usage = sigar.getFileSystemUsage(fs.getDirName());
switch (fs.getType()) {
case 0: // TYPE_UNKNOWN ：未知
break;
case 1: // TYPE_NONE
break;
case 2: // TYPE_LOCAL_DISK : 本地硬盘
// 文件系统总大小
diskInfo.setTotalDisk(usage.getTotal()/1024);
System.out.println(fs.getDevName() + "总大小:    "
+ usage.getTotal() + "KB");
// 文件系统剩余大小
diskInfo.setFreeDisk(usage.getFree()/1024);
//System.out.println(fs.getDevName() + "剩余大小:    "+ usage.getFree() + "KB");
// 文件系统可用大小
diskInfo.setUseDisk(usage.getAvail()/1024);
//System.out.println(fs.getDevName() + "可用大小:    "+ usage.getAvail() + "KB");
// 文件系统已经使用量
//System.out.println(fs.getDevName() + "已经使用量:    "+ usage.getUsed() + "KB");
double usePercent = usage.getUsePercent() * 100D;
diskInfo.setResUseAge(usePercent+ "%");
// 文件系统资源的利用率
System.out.println(fs.getDevName() + "资源的利用率:    " + usePercent+ "%");
break;
case 3:// TYPE_NETWORK ：网络
break;
case 4:// TYPE_RAM_DISK ：闪存
break;
case 5:// TYPE_CDROM ：光驱
break;
case 6:// TYPE_SWAP ：页面交换
break;
}
diskInfo.setReadDisk(usage.getDiskReads());
diskInfo.setWriteDisk(usage.getDiskWrites());
diskInfos[i] = diskInfo;
//System.out.println(fs.getDevName() + "读出：    "+ usage.getDiskReads());
//System.out.println(fs.getDevName() + "写入：    "+ usage.getDiskWrites());
}
return diskInfos;
}

private static void net() throws Exception {
Sigar sigar = new Sigar();
String ifNames[] = sigar.getNetInterfaceList();
for (int i = 0; i < ifNames.length; i++) {
String name = ifNames[i];
NetInterfaceConfig ifconfig = sigar.getNetInterfaceConfig(name);
System.out.println("网络设备名:    " + name);// 网络设备名
System.out.println("IP地址:    " + ifconfig.getAddress());// IP地址
System.out.println("子网掩码:    " + ifconfig.getNetmask());// 子网掩码
if ((ifconfig.getFlags() & 1L) <= 0L) {
System.out.println("!IFF_UP...skipping getNetInterfaceStat");
continue;
}
NetInterfaceStat ifstat = sigar.getNetInterfaceStat(name);
System.out.println(name + "接收的总包裹数:" + ifstat.getRxPackets());// 接收的总包裹数
System.out.println(name + "发送的总包裹数:" + ifstat.getTxPackets());// 发送的总包裹数
System.out.println(name + "接收到的总字节数:" + ifstat.getRxBytes());// 接收到的总字节数
System.out.println(name + "发送的总字节数:" + ifstat.getTxBytes());// 发送的总字节数
System.out.println(name + "接收到的错误包数:" + ifstat.getRxErrors());// 接收到的错误包数
System.out.println(name + "发送数据包时的错误数:" + ifstat.getTxErrors());// 发送数据包时的错误数
System.out.println(name + "接收时丢弃的包数:" + ifstat.getRxDropped());// 接收时丢弃的包数
System.out.println(name + "发送时丢弃的包数:" + ifstat.getTxDropped());// 发送时丢弃的包数
}
}

private static void ethernet() throws SigarException {
Sigar sigar = null;
sigar = new Sigar();
String[] ifaces = sigar.getNetInterfaceList();
for (int i = 0; i < ifaces.length; i++) {
NetInterfaceConfig cfg = sigar.getNetInterfaceConfig(ifaces[i]);
if (NetFlags.LOOPBACK_ADDRESS.equals(cfg.getAddress())
|| (cfg.getFlags() & NetFlags.IFF_LOOPBACK) != 0
|| NetFlags.NULL_HWADDR.equals(cfg.getHwaddr())) {
continue;
}
System.out.println(cfg.getName() + "IP地址:" + cfg.getAddress());// IP地址
System.out.println(cfg.getName() + "网关广播地址:" + cfg.getBroadcast());// 网关广播地址
System.out.println(cfg.getName() + "网卡MAC地址:" + cfg.getHwaddr());// 网卡MAC地址
System.out.println(cfg.getName() + "子网掩码:" + cfg.getNetmask());// 子网掩码
System.out
.println(cfg.getName() + "网卡描述信息:" + cfg.getDescription());// 网卡描述信息
System.out.println(cfg.getName() + "网卡类型" + cfg.getType());//
}
}
}

使代码生效需要把一些对应的批处理文件放到java的bin目录下，我写了个工具类去做这些事情

package com.datcent.system.util;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.nio.channels.FileChannel;
import java.util.Collection;
import java.util.Map;

public class SigarUtils {

private final static String WINDOWS64 = "\\sigar-amd64-winnt.dll";
private final static String WINDOWS32 = "\\sigar-x86-winnt.dll";
private final static String LINUX32 = "\\libsigar-x86-linux.so";
private final static String LINUX64 = "\\libsigar-amd64-linux.so";

/**
* 获取操作系统类型
*
* @return
*/
public static String getOsType() {
String osName = System.getProperty("os.name");
if (!isNull(osName)) {
System.out.println(osName);
String sysName = "";
if (osName.toLowerCase().startsWith("windows")
|| osName.toLowerCase().startsWith("win")) {
sysName = "windows";
} else if (osName.toLowerCase().startsWith("linux")) {
sysName = "linux";
}
return sysName;
}
return "UnknownSys";
}

public static String getSysBit() {
String systemtype = getOsType(); // 获取操作系统类型
if (systemtype.equalsIgnoreCase("windows")) { // 检测到系统为Windows系统
String arch = System.getenv("PROCESSOR_ARCHITECTURE");
String wow64Arch = System.getenv("PROCESSOR_ARCHITEW6432");
if (arch.endsWith("64") || wow64Arch != null
&& wow64Arch.endsWith("64")) {
return systemtype + " 64";
} else {
return systemtype + " 32";
}
} else if (systemtype.equalsIgnoreCase("linux")) { // 检测到系统为Linux系统
try {
Process process = Runtime.getRuntime().exec("getconf LONG_BIT");
BufferedReader bufferedReader = new BufferedReader(
new InputStreamReader(process.getInputStream()));
String s = bufferedReader.readLine();
if (s.contains("64")) {
return systemtype + " 64";
} else {
return systemtype + " 32";
}
} catch (IOException e) {
return systemtype + " UnknownBit";
}
}
return systemtype + " UnknownBit";
}

/**
* 判断对象是否为空
*
* @param obj
* @return
*/
public static boolean isNull(Object obj) {
if (obj instanceof String)
return obj == null || "".equals(obj);
if (obj instanceof Collection)
return ((Collection) obj).size() <= 0;
if (obj instanceof Map)
return ((Map) obj).size() <= 0;
return obj == null;
}

public static String getJavaBinPath() {
String libraryPath = System.getProperty("java.library.path");
return libraryPath.substring(0, libraryPath.indexOf(";"));
}

public static String getUsrDirPath() {
return System.getProperty("user.dir") + "\\sigar-dll";
}

private static void copyFile(String source,String dest){
copyFile(new File(source), new File(dest));
}

private static void copyFile(File source, File dest){
FileChannel inputChannel = null;
FileChannel outputChannel = null;
try {
try {
inputChannel = new FileInputStream(source).getChannel();
outputChannel = new FileOutputStream(dest).getChannel();
outputChannel.transferFrom(inputChannel, 0, inputChannel.size());
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
} finally {
try {
inputChannel.close();
outputChannel.close();
} catch (IOException e) {
System.out.println("无该目录访问权限，请手动拷贝"+dest);
e.printStackTrace();
}

}
}

public static void chooseFile(){
String system =  getSysBit();
String srcFile = getUsrDirPath();
String descFile = getJavaBinPath();
//windows操作系统单位数未知
if(system.indexOf("windows") != -1 && system.indexOf("UnknownBit") ==-1){
copyFile(srcFile + WINDOWS64,  descFile + WINDOWS64);
copyFile(srcFile + WINDOWS32,  descFile + WINDOWS32);
return;
}
if(system.indexOf("windows") != -1 && system.endsWith("32")){
copyFile(srcFile + WINDOWS32,  descFile + WINDOWS32);
}else{
copyFile(srcFile + WINDOWS64,  descFile + WINDOWS64);
}

if(system.indexOf("linux") != -1 && system.indexOf("UnknownBit") ==-1){
copyFile(srcFile + LINUX64,  descFile + LINUX64);
copyFile(srcFile + LINUX32,  descFile + LINUX32);
return;
}

if(system.indexOf("linux") != -1 && system.endsWith("32")){
copyFile(srcFile + LINUX32,  descFile + LINUX32);
}else{
copyFile(srcFile + LINUX64,  descFile + LINUX64);
}

if(system.indexOf("UnknownSys") != -1){
System.out.println("==================未知操作系统，请手动选择命令文件!=================");
}
}

public static void main(String[] args) {

System.out.println(getSysBit());
System.out.println(getJavaBinPath());
}
}

工具类为普通实体就不贴上来了

工具代码下载地址： http://download.csdn.net/download/jacxuan/10118441