java获取服务器信息

引入依赖

build.gradle

compile 'net.java.dev.jna:jna:5.6.0'
compile 'net.java.dev.jna:jna-platform:5.6.0'
compile 'com.github.oshi:oshi-core:5.3.7'
compile 'cn.hutool:hutool-all:5.5.6'

mvaen

<dependency>
    <groupId>net.java.dev.jna</groupId>
    <artifactId>jna</artifactId>
    <version>5.6.0</version>
</dependency>
<dependency>
    <groupId>net.java.dev.jna</groupId>
    <artifactId>jna-platform</artifactId>
    <version>5.6.0</version>
</dependency>
<dependency>
    <groupId>com.github.oshi</groupId>
    <artifactId>oshi-core</artifactId>
    <version>5.3.7</version>
</dependency>
<dependency>
    <groupId>cn.hutool</groupId>
    <artifactId>hutool-all</artifactId>
    <version>5.5.6</version>
</dependency>

代码

private String format(long size) {
    if (size < 1024) {
        return size + "B";
    } else {
        size = size / 1024;
    }
    if (size < 1024) {
        return size + "KB";
    } else {
        size = size / 1024;
    }
    if (size < 1024) {
        size = size * 100;
        return size / 100 + "." + size % 100 + "MB";
    } else {
        size = size * 100 / 1024;
        return size / 100 + "." + size % 100 + "GB";
    }
}

@Test
public void info() {
    Console.log("======= 操作系统信息 ======");
    OsInfo osInfo = SystemUtil.getOsInfo();
    Console.log("操作系统：{}", osInfo.getName());
    Console.log("系统版本：{}", osInfo.getVersion());
    Console.log("系统架构：{}", osInfo.getArch());
    Console.log("JVM总内存：{}", format(SystemUtil.getTotalMemory()));
    Console.log("JVM剩余内存：{}", format(SystemUtil.getFreeMemory()));

    Console.log("======= java信息 ======");
    JavaRuntimeInfo runtimeInfo = SystemUtil.getJavaRuntimeInfo();
    Console.log("java版本：{}", runtimeInfo.getVersion());
    Console.log("java架构：{}", runtimeInfo.getSunArchDataModel());
    Console.log("java目录：{}", runtimeInfo.getHomeDir());

    SystemInfo systemInfo = new SystemInfo();
    HardwareAbstractionLayer hardware = systemInfo.getHardware();
    OperatingSystem operatingSystem = systemInfo.getOperatingSystem();

    Console.log("======= CPU信息 ======");
    CentralProcessor cpu = hardware.getProcessor();
    CentralProcessor.ProcessorIdentifier cpuInfo = cpu.getProcessorIdentifier();
    Console.log("cpu数量：{}", cpu.getPhysicalPackageCount());
    Console.log("cpu核心数：{}", cpu.getPhysicalProcessorCount());
    Console.log("cpu线程数：{}", cpu.getLogicalProcessorCount());
    Console.log("cpuID：{}", cpuInfo.getProcessorID());
    Console.log("cpu名称：{}", cpuInfo.getName());
    Console.log("cpu标识：{}", cpuInfo.getIdentifier());

    Console.log("======= 主板信息 ======");
    ComputerSystem computer = hardware.getComputerSystem();
    Console.log("主板型号：{}", computer.getModel());
    Console.log("主板序列号：{}", computer.getSerialNumber());

    Console.log("======= 内存信息 ======");
    GlobalMemory memory = hardware.getMemory();
    Console.log("内存大小：{}", format(memory.getTotal()));
    Console.log("可用内存：{}", format(memory.getAvailable()));
    Console.log("==========");
    List<PhysicalMemory> memoryList = memory.getPhysicalMemory();
    memoryList.forEach((item) -> {
        Console.log("内存型号：{}", item.getManufacturer());
        Console.log("内存规格：{}", item.getMemoryType());
        Console.log("内存主频：{}", format(item.getClockSpeed()));
        Console.log("内存大小：{}", format(item.getCapacity()));
        Console.log("==========");
    });

    Console.log("======= 物理磁盘信息 ======");
    List<HWDiskStore> diskList = hardware.getDiskStores();
    diskList.forEach((disk) -> {
        Console.log("名称：{}", disk.getName());
        Console.log("型号：{}", disk.getModel());
        Console.log("序号：{}", disk.getSerial());
        Console.log("大小：{}", format(disk.getSize()));
        Console.log("==========");
    });

    Console.log("======= 逻辑磁盘信息 ======");
    FileSystem fileSystem = operatingSystem.getFileSystem();
    List<OSFileStore> fileList = fileSystem.getFileStores(true);
    fileList.forEach((file) -> {
        Console.log("名称：{}", file.getName());
        Console.log("UUID：{}", file.getUUID());
        Console.log("盘符：{}", file.getMount());
        Console.log("文件类型：{}", file.getType());
        Console.log("总大小：{}", format(file.getTotalSpace()));
        Console.log("剩余大小：{}", format(file.getUsableSpace()));
        Console.log("==========");
    });
}

输出

======= 操作系统信息 ======
操作系统：Windows 10
系统版本：10.0
系统架构：amd64
JVM总内存：243.0MB
JVM剩余内存：189.0MB

======= java信息 ======
java版本：1.8.0_221-b11
java架构：64
java目录：C:\app\Java\x64\jdk1.8.0_221\jre

======= CPU信息 ======
cpu数量：1
cpu核心数：4
cpu线程数：8
cpuID：BFEBFBFF000906E9
cpu名称：Intel(R) Core(TM) i7-7700HQ CPU @ 2.80GHz
cpu标识：Intel64 Family 6 Model 158 Stepping 9

======= 主板信息 ======
主板型号：Inspiron 15 7000 Gaming
主板序列号：58D9Y32

======= 内存信息 ======
内存大小：15.86GB
可用内存：5.18GB
==========
内存型号：Samsung
内存规格：DDR4
内存主频：2.23GB
内存大小：8.0GB
==========
内存型号：SK Hynix
内存规格：DDR4
内存主频：2.23GB
内存大小：8.0GB
==========

======= 物理磁盘信息 ======
19:22:14.526 [main] DEBUG oshi.util.platform.windows.PerfCounterQuery - Localized PhysicalDisk to PhysicalDisk
名称：\\.\PHYSICALDRIVE0
型号：KINGSTON SUV500M8240G (标准磁盘驱动器)
序号：50026B768258ACA9
大小：223.56GB
==========
名称：\\.\PHYSICALDRIVE1
型号：TOSHIBA MQ01ABD100 (标准磁盘驱动器)
序号：           87C3S6KZS
大小：931.51GB
==========

======= 逻辑磁盘信息 ======
名称：本地固定磁盘 (C:)
UUID：e4769774-92f9-431e-ad1d-96963d9d03bc
盘符：C:\
文件类型：NTFS
总大小：221.37GB
剩余大小：88.8GB
==========
名称：本地固定磁盘 (D:)
UUID：81c881c4-76ff-48af-b0c1-2070f753310f
盘符：D:\
文件类型：NTFS
总大小：300.0GB
剩余大小：218.97GB
==========
名称：本地固定磁盘 (E:)
UUID：a689f086-7265-4c3e-b622-8a641787dd5e
盘符：E:\
文件类型：NTFS
总大小：300.72GB
剩余大小：136.71GB
==========
名称：本地固定磁盘 (F:)
UUID：8c126ad0-bf59-457d-8c2f-e3248e03e9f7
盘符：F:\
文件类型：NTFS
总大小：330.65GB
剩余大小：213.28GB
==========