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java 通过 sigar 获取服务器 cpu、内存 等数据

热度:56   发布时间:2024-01-26 13:21:44.0

首先,引入sigar包

implementation 'org.fusesource:sigar:1.6.4'

其次,

windows环境下,将lib包下的sigar-amd64-winnt.dll,sigar-x86-winnt.dll,sigar-x86-winnt.lib 三个文件放入jdk的bin目录下面

或者Windows下配置:根据自己的操作系统版本选择sigar-amd64-winnt.dll或sigar-x86-winnt.dll拷贝到C:\Windows\System32中

Linux下配置:将lib包下的sigar-amd64-linux.so或libsigar-x86-linux.so拷贝到/usr/lib64或/lib64或/lib或/usr/lib目录下,如果不起作用,还需要sudochmod 744修改libsigar-amd64-linux.so文件权限

最后,就看代码了

import com.boran.demonstration.config.BaseController;
import com.boran.demonstration.config.Result;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import org.hyperic.sigar.*;
import org.springframework.web.bind.annotation.CrossOrigin;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;import java.net.UnknownHostException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;/*** @Author: zp.wei* @DATE: 2020/1/19 15:18*/
@CrossOrigin
@RestController
public class ComputerInformationController {/*** 查看计算机信息* 1,引入sigar.jar包* 2,windows环境下,将sigar-amd64-winnt.dll,sigar-x86-winnt.dll,sigar-x86-winnt.lib 三个文件放入jdk的bin目录下面** @return*/@ApiOperation("查看计算机信息")@GetMapping("/information")public Result ComputerInformation() {Map<String, Object> all = new HashMap<>();try {// 内存信息Map<String, String> memory = getMemory();all.put("memory", memory);System.out.println("----------------------------------");// cpu信息List<Object> cpu = getCpu();all.put("cpu", cpu);System.out.println("----------------------------------");// 文件系统信息
//            file();
//            System.out.println("----------------------------------");// 网络信息
//            net();
//            System.out.println("----------------------------------");// System信息,从jvm获取
//            property();
//            System.out.println("----------------------------------");// 操作系统信息
//            os();
//            System.out.println("----------------------------------");// 用户信息
//            who();
//            System.out.println("----------------------------------");// 以太网信息
//            ethernet();
//            System.out.println("----------------------------------");} catch (Exception e1) {e1.printStackTrace();}return Result.ok(all);}/*** 内存** @throws SigarException*/private Map<String, String> getMemory() throws SigarException {Sigar sigar = new Sigar();Mem mem = sigar.getMem();Swap swap = sigar.getSwap();Map<String, String> map = new HashMap<>(16);map.put("memTotal", mem.getTotal() / 1024L + "K av");map.put("memUsed", mem.getUsed() / 1024L + "K used");map.put("memFree", mem.getFree() / 1024L + "K free");map.put("swapTotal", swap.getTotal() / 1024L + "K av");map.put("swapUsed", swap.getUsed() / 1024L + "K used");map.put("swapFree", swap.getFree() / 1024L + "K free");return map;}/*** cpu** @throws SigarException*/private List getCpu() throws SigarException {Sigar sigar = new Sigar();CpuInfo infos[] = sigar.getCpuInfoList();CpuPerc cpuList[] = sigar.getCpuPercList();List<Object> list = new ArrayList<>();for (int i = 0; i < infos.length; i++) {// 不管是单块CPU还是多CPU都适用CpuInfo info = infos[i];Map<String, Object> map = new HashMap<>(16);map.put("number", i + 1);map.put("getMhz", info.getMhz());map.put("getVendor", info.getVendor());map.put("getModel", info.getModel());map.put("getCacheSize", info.getCacheSize());map.put("getUser", CpuPerc.format(cpuList[i].getUser()));map.put("getSys", CpuPerc.format(cpuList[i].getSys()));map.put("getWait", CpuPerc.format(cpuList[i].getWait()));map.put("getNice", CpuPerc.format(cpuList[i].getNice()));map.put("getIdle", CpuPerc.format(cpuList[i].getIdle()));map.put("getCombined", CpuPerc.format(cpuList[i].getCombined()));list.add(map);}return list;}/*** 文件系统信息** @throws Exception*//*private static void file() throws Exception {Sigar sigar = new Sigar();FileSystem fslist[] = sigar.getFileSystemList();for (int i = 0; i < fslist.length; i++) {System.out.println("分区的盘符名称" + i);FileSystem fs = fslist[i];// 分区的盘符名称System.out.println("盘符名称:    " + fs.getDevName());// 分区的盘符名称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、NTFSSystem.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_NONEbreak;case 2: // TYPE_LOCAL_DISK : 本地硬盘// 文件系统总大小System.out.println(fs.getDevName() + "总大小:    " + usage.getTotal() + "KB");// 文件系统剩余大小System.out.println(fs.getDevName() + "剩余大小:    " + usage.getFree() + "KB");// 文件系统可用大小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;// 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;}System.out.println(fs.getDevName() + "读出:    " + usage.getDiskReads());System.out.println(fs.getDevName() + "写入:    " + usage.getDiskWrites());}return;}*//*** 网络信息** @throws Exception*//*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);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}}*//*** System信息,从jvm获取** @throws UnknownHostException*//*private static void property() throws UnknownHostException {Runtime r = Runtime.getRuntime();Properties props = System.getProperties();InetAddress addr;addr = InetAddress.getLocalHost();String ip = addr.getHostAddress();Map<String, String> map = System.getenv();String userName = map.get("USERNAME");// 获取用户名String computerName = map.get("COMPUTERNAME");// 获取计算机名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());System.out.println("JVM可以使用的总内存:    " + r.totalMemory());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"));}*//*** 操作系统信息** @throws SigarException*//*private static void os() {OperatingSystem OS = OperatingSystem.getInstance();// 操作系统内核类型如: 386、486、586等x86System.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());}*//*** 用户信息** @throws SigarException*//*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());}}}*//*** 以太网信息** @throws SigarException*//*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());//}}*/}

最后,基本上你想要的服务器信息都有了......上面代码没写完,这个问题不大,改改还是能用的......

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