java服务器信息监控【oshi】(已封装,开箱即用)

java服务器信息监控【oshi】

  • oshi
  • 结果对象封装
    • 1. 系统信息 OSInfo
    • 2. 系统运行时信息 OSRuntimeInfo
    • 3. 磁盘信息 DisksInfo
    • 4. 网卡信息 NetworkInfo
  • 系统信息获取工具类
    • SystemInfoUtil.java

因业务需要对服务器相关信息进行监控,把常用的信息收集封装成方法进行统一,定时调用并将结果存入Redis。

oshi

官方参考文档

oshi官方参考文档

依赖,本文已6.1.6版本为例

<dependency>
    <groupId>com.github.oshigroupId>
    <artifactId>oshi-coreartifactId>
    <version>6.1.6version>
dependency>

结果对象封装

1. 系统信息 OSInfo

package cn.piesat.demo.model.osinfo;

import lombok.Data;

/**
 * 系统信息
 *
 */
@Data
public class OSInfo {

    /**
     * 系统
     */
    private String os;

    /**
     * 系统架构
     */
    private String osArch;

    /**
     * java版本
     */
    private String javaVersion;

    /**
     * 工作目录
     */
    private String userDir;

    /**
     * cpu核心数
     */
    private int cpuCount;

    /**
     * 主机host
     */
    private String host;

    /**
     * 主机名称
     */
    private String hostName;

    /**
     * 系统启动时间
     */
    private String bootTime;
}

2. 系统运行时信息 OSRuntimeInfo

package cn.piesat.demo.model.osinfo;

import lombok.Data;

import java.util.List;

/**
 * 系统运行时信息
 *
 */
@Data
public class OSRuntimeInfo {

    /**
     * 时刻
     */
    private String timestamp;

    /**
     * cpu使用率
     */
    private double cpuUsage;

    /**
     * cpu基准速度(GHz)
     */
    private String cpuMaxFreq;

    /**
     * cpu当前速度(GHz)
     */
    private String cpuCurrentFreq;

    /**
     * 总内存
     */
    private long totalMemory;

    /**
     * 使用内存
     */
    private long usedMemory;

    /**
     * 可用虚拟总内存
     */
    private long swapTotalMemory;

    /**
     * 已用虚拟内存
     */
    private long swapUsedMemory;

    /**
     * 磁盘信息
     */
    private List<DisksInfo> disksList;

    /**
     * 磁盘读取速率(Kb/s)
     */
    private Double diskReadRate;

    /**
     * 磁盘写入速率(Kb/s)
     */
    private Double diskWriteRate;

    /**
     * 网卡信息
     */
    private List<NetworkInfo> networkList;

}

3. 磁盘信息 DisksInfo

package cn.piesat.demo.model.osinfo;

import lombok.Data;

/**
 * 磁盘信息封装类
 *
 */
@Data
public class DisksInfo {

    /**
     * 文件系统的挂载点
     */
    private String dirName;

    /**
     * 文件系统名称
     */
    private String sysTypeName;

    /**
     * 文件系统的类型(FAT,NTFS,etx2,ext4等)
     */
    private String typeName;

    /**
     * 总大小
     */
    private long total;

    /**
     * 剩余大小
     */
    private long free;

    /**
     * 已经使用量
     */
    private long used;

    /**
     * 资源的使用率
     */
    private double usage = 100;
}

4. 网卡信息 NetworkInfo

package cn.piesat.demo.model.osinfo;

import lombok.Data;

/**
 * 网卡信息包装类
 *
 */
@Data
public class NetworkInfo {

    /**
     * ipv4地址
     */
    private String ipv4Address;

    /**
     * ipv6地址
     */
    private String ipv6Address;

    /**
     * mac地址
     */
    private String macAddress;

    /**
     * 网卡名称
     */
    private String networkName;

    /**
     * 发送数据量
     */
    private long send;

    /**
     * 接受数据量
     */
    private long accept;

    /**
     * 网卡时间戳
     */
    private long timeStamp;

}

系统信息获取工具类

系统信息获取工具类SystemInfoUtil,可获取操作系统信息系统cpu使用信息系统内存信息(含swap内存)系统网卡信息磁盘使用量信息

监控结果示例:隐私信息使用xxx代替

-----------系统信息-----------
操作系统:Linux
系统架构:amd64
Java版本:1.8.0_131
工作目录:/root/server/server_monitor
cpu核心数:144
主机host:xxx
主机名称:xxx
系统正常运行时长:1184小时2522714毫秒
-----------运行时信息-----------
------cpu信息------
cpu使用率:4%
cpu基准速度:2.99 GHz
cpu速度:2.67 GHz
------内存信息------
系统内存总量:540748742656 -> 503.61 GB
系统内存使用量:223715401728 -> 208.35 GB
系统内存使用率:41.37%
可用虚拟总内存(swap)17179865088 -> 16 GB
虚拟内存使用量(swap)2711552000 -> 2.53 GB
------磁盘信息------
挂载点:/xx
文件系统名称:xxx:/xxx/xx/x
文件系统类型:nfs
磁盘总量:1928543395119104 -> 1.71 PB
磁盘使用量:1722780569567232 -> 1.53 PB
磁盘剩余量:205762825551872 -> 187.14 TB
磁盘使用率:89%
//...省略其他磁盘信息
------网卡网络信息------
ipv4地址:xxx
mac地址:xxx
网卡名称:team1
上传速度↑:15912.1Kbps
下载速度↓:1217154.3Kbps
//...省略其他网络信息

SystemInfoUtil.java

SystemInfoUtil.java 完整代码如下:

package cn.piesat.demo.util;


import cn.hutool.core.date.DatePattern;
import cn.hutool.core.date.DateTime;
import cn.hutool.core.date.DateUtil;
import cn.hutool.core.io.unit.DataUnit;
import cn.hutool.core.util.StrUtil;
import cn.hutool.system.oshi.OshiUtil;
import cn.piesat.demo.model.osinfo.DisksInfo;
import cn.piesat.demo.model.osinfo.NetworkInfo;
import cn.piesat.demo.model.osinfo.OSInfo;
import cn.piesat.demo.model.osinfo.OSRuntimeInfo;
import lombok.extern.slf4j.Slf4j;
import oshi.SystemInfo;
import oshi.hardware.CentralProcessor;
import oshi.hardware.GlobalMemory;
import oshi.hardware.HardwareAbstractionLayer;
import oshi.hardware.NetworkIF;
import oshi.software.os.FileSystem;
import oshi.software.os.OSFileStore;
import oshi.software.os.OperatingSystem;

import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.io.LineNumberReader;
import java.net.InetAddress;
import java.net.UnknownHostException;
import java.nio.charset.Charset;
import java.text.DecimalFormat;
import java.text.SimpleDateFormat;
import java.util.*;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.TimeUnit;

/**
 * 系统信息获取工具类
 * 1.操作系统信息
 * 2.系统cpu使用信息
 * 3.系统内存信息
 * 4.系统卡流量信息
 * 5.磁盘使用量信息
 */
@Slf4j
public class SystemInfoUtil {

    private static SystemInfo systemInfo;

    private static HardwareAbstractionLayer abstractionLayer;

    private static OperatingSystem operatingSystem;

    private static CentralProcessor centralProcessor;

    private static GlobalMemory globalMemory;

    private static long[] oldTicks;

    private static Map<String, Long[]> networkInfoMap;

    private static List<NetworkIF> networkIFList;

    private static DecimalFormat df = new DecimalFormat("0.00");

    private SystemInfoUtil() {
    }


    static {
        try {
            systemInfo = new SystemInfo();
            abstractionLayer = systemInfo.getHardware();
            operatingSystem = systemInfo.getOperatingSystem();
            centralProcessor = abstractionLayer.getProcessor();
            globalMemory = abstractionLayer.getMemory();
            oldTicks = new long[CentralProcessor.TickType.values().length];
            networkInfoMap = new ConcurrentHashMap<>();
            networkIFList = getNetwork();
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    enum NetworkType {
        /**
         * 当前网卡时间戳
         */
        TIME_STAMP(0),
        /**
         * 网卡总发送量
         */
        SEND(1),
        /**
         * 网卡总接收量
         */
        ACCEPT(2);
        private int index;

        NetworkType(int value) {
            this.index = value;
        }

        public int getIndex() {
            return index;
        }
    }

    /**
     * 获取磁盘列表信息
     *
     * @return
     */
    public static List<DisksInfo> getDisksList() {
        FileSystem fileSystem = operatingSystem.getFileSystem();
        List<OSFileStore> fileStores = fileSystem.getFileStores();
        List<DisksInfo> list = new ArrayList<>();
        for (int i = 0; i < fileStores.size(); i++) {
            OSFileStore osFileStore = fileStores.get(i);
            DisksInfo disksInfo = new DisksInfo();
            disksInfo.setDirName(osFileStore.getMount());
            String name = osFileStore.getName();
            disksInfo.setSysTypeName(name);
            disksInfo.setTypeName(osFileStore.getType());
            long total = osFileStore.getTotalSpace();
            long free = osFileStore.getUsableSpace();
            long used = total - free;
            if (used < 0) {
                // 有的挂载盘获取到的 free比total还大 不知是否是方法问题
                continue;
            }
            disksInfo.setTotal(total);
            disksInfo.setFree(free);
            disksInfo.setUsed(used);
            if (total != 0) {
                disksInfo.setUsage(Double.parseDouble(df.format((double) used / total)));
            }
            list.add(disksInfo);
        }
        return list;
    }

    /**
     * 获取网络接口NetworkIF对象列表
     *
     * @return
     */
    private static List<NetworkIF> getNetwork() {
        List<NetworkIF> list = new ArrayList<>();
        List<NetworkIF> networkIFs = abstractionLayer.getNetworkIFs();
        for (int i = 0; i < networkIFs.size(); i++) {
            NetworkIF networkIF = networkIFs.get(i);
            if (!networkIF.isKnownVmMacAddr()) {
                if (networkIF.getMacaddr() != null && networkIF.getIPv4addr().length > 0
                        && networkIF.getIPv6addr().length > 0) {
                    if (!networkInfoMap.containsKey(networkIF.getMacaddr())) {
                        networkIF.updateAttributes();
                        Long[] data = new Long[]{networkIF.getTimeStamp(), networkIF.getBytesSent(), networkIF.getBytesRecv()};
                        networkInfoMap.put(networkIF.getMacaddr(), data);
                    }
                    list.add(networkIF);
                }
            }
        }
        return list;
    }

    /**
     * 网卡实际的传输速率受多方面影响,具体如下:
     * 1、硬盘的读写(I/O)速度达不到。
     * 2、网卡本身性能差。
     * 3、交换机/(HUB)性能差。
     * 4、通讯线路条件质量差。
     * 5、网络性能差。
     * 

* 一般情况下: * 网络条件比较好的网络利用率100Mbits的一般为:1/8(此方法默认) * 网络及各方面条件差的利用率一般为:1/12 */ public static List<NetworkInfo> getNetworkInfo() { networkIFList = getNetwork(); List<NetworkInfo> list = new ArrayList<>(); for (int i = 0; i < networkIFList.size(); i++) { NetworkIF networkIF = networkIFList.get(i); if (networkIF.updateAttributes()) { if (networkIF.getIPv4addr().length > 0 && networkIF.getIPv6addr().length > 0) { NetworkInfo networkInfo = new NetworkInfo(); networkInfo.setIpv4Address(networkIF.getIPv4addr()[0]); networkInfo.setIpv6Address(networkIF.getIPv6addr()[0]); networkInfo.setMacAddress(networkIF.getMacaddr()); networkInfo.setNetworkName(networkIF.getName()); //计算 Long[] oldData = networkInfoMap.get(networkIF.getMacaddr()); long time = oldData[NetworkType.TIME_STAMP.getIndex()] - networkIF.getTimeStamp(); if (time == 0) { continue; } long send = (oldData[NetworkType.SEND.getIndex()] - networkIF.getBytesSent()) * 8 / time * 1000; long accept = (oldData[NetworkType.ACCEPT.getIndex()] - networkIF.getBytesRecv()) * 8 / time * 1000; Long[] newData = new Long[]{networkIF.getTimeStamp(), networkIF.getBytesSent(), networkIF.getBytesRecv()}; networkInfoMap.put(networkInfo.getMacAddress(), newData); //对象赋值 networkInfo.setTimeStamp(networkIF.getTimeStamp()); networkInfo.setSend(send); networkInfo.setAccept(accept); list.add(networkInfo); } } } return list; } /** * 获取系统运行信息 * * @return * @throws InterruptedException */ public static OSRuntimeInfo getOSRuntimeInfo() throws InterruptedException { OSRuntimeInfo osRuntimeInfo = new OSRuntimeInfo(); osRuntimeInfo.setTimestamp(DateUtil.now()); //cpu使用率 osRuntimeInfo.setCpuUsage(getCpuRate()); //cpu基准速度(GHz) osRuntimeInfo.setCpuMaxFreq(df.format(centralProcessor.getMaxFreq() / 1000000000.0) + " GHz"); //cpu当前速度(GHz) long[] currentFreq = centralProcessor.getCurrentFreq(); long avg = Arrays.stream(currentFreq).sum() / currentFreq.length; osRuntimeInfo.setCpuCurrentFreq(df.format(avg / 1000000000.0) + " GHz"); //系统内存总量 osRuntimeInfo.setTotalMemory(globalMemory.getTotal()); //系统使用量 osRuntimeInfo.setUsedMemory(globalMemory.getTotal() - globalMemory.getAvailable()); //可用虚拟总内存 osRuntimeInfo.setSwapTotalMemory(globalMemory.getVirtualMemory().getSwapTotal()); //已用虚拟内存 osRuntimeInfo.setSwapUsedMemory(globalMemory.getVirtualMemory().getSwapUsed()); //磁盘信息 osRuntimeInfo.setDisksList(getDisksList()); //磁盘读取速率 Map<String, Double> diskIo = getDiskIo(); double diskReadRate = diskIo.get("diskReadRate"); osRuntimeInfo.setDiskReadRate(diskReadRate); //磁盘写入速率 double diskWriteRate = diskIo.get("diskWriteRate"); osRuntimeInfo.setDiskWriteRate(diskWriteRate); //网卡信息 osRuntimeInfo.setNetworkList(getNetworkInfo()); return osRuntimeInfo; } public static OSInfo getSystemInfo() { Properties props = System.getProperties(); OSInfo osInfo = new OSInfo(); //操作系统 osInfo.setOs(props.getProperty("os.name")); //系统架构 osInfo.setOsArch(props.getProperty("os.arch")); //java版本 osInfo.setJavaVersion(props.getProperty("java.version")); //工作目录 osInfo.setUserDir(props.getProperty("user.dir")); //CPU核数 osInfo.setCpuCount(centralProcessor.getLogicalProcessorCount()); //主机信息 try { InetAddress address = InetAddress.getLocalHost(); osInfo.setHost(address.getHostAddress()); osInfo.setHostName(address.getHostName()); } catch (UnknownHostException e) { log.error("主机信息获取失败"); } //系统启动时间 osInfo.setBootTime(getBootTime()); return osInfo; } public static void main(String[] args) throws Exception { //系统信息 System.out.println("-----------系统信息-----------"); OSInfo osInfo = getSystemInfo(); System.out.println("操作系统:"+ osInfo.getOs()); System.out.println("系统架构:"+ osInfo.getOsArch()); System.out.println("Java版本:"+ osInfo.getJavaVersion()); System.out.println("工作目录:"+ osInfo.getUserDir()); System.out.println("cpu核心数:"+ osInfo.getCpuCount()); System.out.println("主机host:"+ osInfo.getHost()); System.out.println("主机名称:"+ osInfo.getHostName()); String bootTime = osInfo.getBootTime(); String runTime = ""; if (StrUtil.isNotEmpty(bootTime)) { DateTime start = DateUtil.parse(bootTime, DatePattern.NORM_DATETIME_PATTERN); runTime = DateUtil.formatBetween(start, DateUtil.date()); } System.out.println("系统正常运行时长:"+ runTime); //运行时信息 System.out.println("-----------运行时信息-----------"); OSRuntimeInfo osRuntimeInfo = getOSRuntimeInfo(); //1.CPU信息 System.out.println("------cpu信息------"); System.out.println("cpu使用率:" + formatRate(osRuntimeInfo.getCpuUsage())); System.out.println("cpu基准速度:" + osRuntimeInfo.getCpuMaxFreq()); System.out.println("cpu速度:" + osRuntimeInfo.getCpuCurrentFreq()); //2.内存信息 System.out.println("------内存信息------"); //系统内存总量 long total = osRuntimeInfo.getTotalMemory(); long used = osRuntimeInfo.getUsedMemory(); double usage = used * 1.0 / total; System.out.println("系统内存总量:" + total + " -> " + formatData(total)); System.out.println("系统内存使用量:" + used + " -> " + formatData(used)); System.out.println("系统内存使用率:" + formatRate(usage)); //可用虚拟总内存 long swapTotal = osRuntimeInfo.getSwapTotalMemory(); //已用虚拟内存 long swapUsed = osRuntimeInfo.getSwapUsedMemory(); System.out.println("可用虚拟总内存(swap):" + swapTotal + " -> " + formatData(swapTotal)); System.out.println("虚拟内存使用量(swap):" + swapUsed + " -> " + formatData(swapUsed)); //3.磁盘信息 System.out.println("------磁盘信息------"); System.out.println("磁盘读取速度:" + osRuntimeInfo.getDiskReadRate() + "Kb/s"); System.out.println("磁盘写入速度:" + osRuntimeInfo.getDiskWriteRate() + "Kb/s"); List<DisksInfo> disksList = osRuntimeInfo.getDisksList(); for (DisksInfo disksInfo : disksList) { System.out.println("挂载点:" + disksInfo.getDirName()); System.out.println("文件系统名称:" + disksInfo.getSysTypeName()); System.out.println("文件系统类型:" + disksInfo.getTypeName()); System.out.println("磁盘总量:" + disksInfo.getTotal() + " -> " + formatData(disksInfo.getTotal())); System.out.println("磁盘使用量:" + disksInfo.getUsed() + " -> " + formatData(disksInfo.getUsed())); System.out.println("磁盘剩余量:" + disksInfo.getFree() + " -> " + formatData(disksInfo.getFree())); System.out.println("磁盘使用率:" + formatRate(disksInfo.getUsage())); } //4.网卡网络信息 List<NetworkInfo> netList = getNetworkInfo(); System.out.println("------网卡网络信息------"); for (NetworkInfo networkInfo : netList) { System.out.println("ipv4地址:"+networkInfo.getIpv4Address()); System.out.println("mac地址:"+networkInfo.getMacAddress()); System.out.println("网卡名称:"+networkInfo.getNetworkName()); double send = networkInfo.getSend() / 1024.0; double accept = networkInfo.getAccept() / 1024.0; System.out.println("上传速度↑:"+String.format("%.1f%s", send, "Kbps")); System.out.println("下载速度↓:"+String.format("%.1f%s", accept, "Kbps")); } } /** * @return cpuRate cpu使用率 * @throws InterruptedException */ public static double getCpuRate() throws InterruptedException { CentralProcessor processor = OshiUtil.getHardware().getProcessor(); long[] prevTicks = processor.getSystemCpuLoadTicks(); // 睡眠1s TimeUnit.SECONDS.sleep(1); long[] ticks = processor.getSystemCpuLoadTicks(); long nice = ticks[CentralProcessor.TickType.NICE.getIndex()] - prevTicks[CentralProcessor.TickType.NICE.getIndex()]; long irq = ticks[CentralProcessor.TickType.IRQ.getIndex()] - prevTicks[CentralProcessor.TickType.IRQ.getIndex()]; long softirq = ticks[CentralProcessor.TickType.SOFTIRQ.getIndex()] - prevTicks[CentralProcessor.TickType.SOFTIRQ.getIndex()]; long steal = ticks[CentralProcessor.TickType.STEAL.getIndex()] - prevTicks[CentralProcessor.TickType.STEAL.getIndex()]; long cSys = ticks[CentralProcessor.TickType.SYSTEM.getIndex()] - prevTicks[CentralProcessor.TickType.SYSTEM.getIndex()]; long user = ticks[CentralProcessor.TickType.USER.getIndex()] - prevTicks[CentralProcessor.TickType.USER.getIndex()]; long iowait = ticks[CentralProcessor.TickType.IOWAIT.getIndex()] - prevTicks[CentralProcessor.TickType.IOWAIT.getIndex()]; long idle = ticks[CentralProcessor.TickType.IDLE.getIndex()] - prevTicks[CentralProcessor.TickType.IDLE.getIndex()]; long totalCpu = user + nice + cSys + idle + iowait + irq + softirq + steal; double d = 1.0 - (idle * 1.0 / totalCpu); return Double.parseDouble(df.format(d)); } /** * 获取系统启动时间 * * @return */ public static String getBootTime() { String uptime = ""; String os = System.getProperty("os.name").toLowerCase(); try { if (os.contains("win")) { Process uptimeProc = Runtime.getRuntime().exec("net statistics Workstation"); BufferedReader in = new BufferedReader(new InputStreamReader(uptimeProc.getInputStream(), Charset.forName("GBK"))); String line; while ((line = in.readLine()) != null) { if (line.startsWith("Statistics since")) { SimpleDateFormat format = new SimpleDateFormat("'Statistics since' yyyy/MM/dd HH:mm:ss"); Date bootTime = format.parse(line); uptime = DateUtil.format(bootTime, DatePattern.NORM_DATETIME_PATTERN); break; } else if (line.startsWith("统计数据开始于")) { SimpleDateFormat format = new SimpleDateFormat("'统计数据开始于' yyyy/MM/dd HH:mm:ss"); Date bootTime = format.parse(line); uptime = DateUtil.format(bootTime, DatePattern.NORM_DATETIME_PATTERN); break; } } } else if (os.contains("mac") || os.contains("nix") || os.contains("nux") || os.contains("aix")) { Process uptimeProc = Runtime.getRuntime().exec("uptime -s"); BufferedReader in = new BufferedReader(new InputStreamReader(uptimeProc.getInputStream())); String line = in.readLine(); if (line != null) { uptime = line; } } } catch (Exception e) { log.error("获取系统启动时间异常: {}", e.getMessage()); } return uptime; } /** * 获取磁盘读写速度(Kb/秒) * * @return */ public static Map<String, Double> getDiskIo() { Map<String, Double> map = new HashMap<>(); StringBuilder sb = new StringBuilder(); String os = System.getProperty("os.name").toLowerCase(); try { if (os.contains("mac") || os.contains("nix") || os.contains("nux") || os.contains("aix")) { Process pos = Runtime.getRuntime().exec("iostat -d 1 2"); pos.waitFor(); InputStreamReader isr = new InputStreamReader(pos.getInputStream()); LineNumberReader lnr = new LineNumberReader(isr); String line; while ((line = lnr.readLine()) != null) { sb.append(line).append("\n"); } } String info = sb.toString(); if (StrUtil.isEmpty(info)) { map.put("diskReadRate", 0D); map.put("diskWriteRate", 0D); return map; } String[] data = info.split("\n"); for (int i = 7; i < data.length; i++) { String[] numdata = data[i].split(" +"); String devName = numdata[0]; double diskReadRate = Double.parseDouble(numdata[2]); //磁盘读数据速率 double diskWriteRate = Double.parseDouble(numdata[3]); //磁盘写数据速率 //这里简单统计,只需要统计一个就行,直接break结束循环 map.put("diskReadRate", diskReadRate); map.put("diskWriteRate", diskWriteRate); break; } } catch (Exception e) { map.put("diskReadRate", 0D); map.put("diskWriteRate", 0D); log.error("获取磁盘传输速度异常: {}", e.getMessage()); } return map; } /** * 格式化输出百分比 * * @param rate 待格式化数据 * *

     *     0.1234   -> 12.34%
     *     1.2      -> 120%
     * 
* @return */
public static String formatRate(double rate) { return new DecimalFormat("#.##%").format(rate); } /** * 格式化输出大小 B/KB/MB... * * @param size 字节大小 * @return */ public static String formatData(long size) { if (size <= 0L) { return "0B"; } else { int digitGroups = Math.min(DataUnit.UNIT_NAMES.length - 1, (int) (Math.log10((double) size) / Math.log10(1024.0D))); return (new DecimalFormat("#,##0.##")).format((double) size / Math.pow(1024.0D, (double) digitGroups)) + " " + DataUnit.UNIT_NAMES[digitGroups]; } } }

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