com.sun.management.OperatingSystemMXBean#getProcessCpuLoad

Source File: GetProcessCpuLoad.java From dragonwell8_jdk with GNU General Public License v2.0

6 votes

public static void main(String[] argv) throws Exception {
    OperatingSystemMXBean mbean = (com.sun.management.OperatingSystemMXBean)
        ManagementFactory.getOperatingSystemMXBean();
    double load;
    for(int i=0; i<10; i++) {
        load = mbean.getProcessCpuLoad();
        if((load<0.0 || load>1.0) && load != -1.0) {
            throw new RuntimeException("getProcessCpuLoad() returns " + load
                   +   " which is not in the [0.0,1.0] interval");
        }
        try {
            Thread.sleep(200);
        } catch(InterruptedException e) {
            e.printStackTrace();
        }
    }
}

Source File: GetProcessCpuLoad.java From jdk8u_jdk with GNU General Public License v2.0

6 votes

public static void main(String[] argv) throws Exception {
    OperatingSystemMXBean mbean = (com.sun.management.OperatingSystemMXBean)
        ManagementFactory.getOperatingSystemMXBean();
    double load;
    for(int i=0; i<10; i++) {
        load = mbean.getProcessCpuLoad();
        if((load<0.0 || load>1.0) && load != -1.0) {
            throw new RuntimeException("getProcessCpuLoad() returns " + load
                   +   " which is not in the [0.0,1.0] interval");
        }
        try {
            Thread.sleep(200);
        } catch(InterruptedException e) {
            e.printStackTrace();
        }
    }
}

Source File: GetProcessCpuLoad.java From openjdk-8 with GNU General Public License v2.0

6 votes

public static void main(String[] argv) throws Exception {
    OperatingSystemMXBean mbean = (com.sun.management.OperatingSystemMXBean)
        ManagementFactory.getOperatingSystemMXBean();
    double load;
    for(int i=0; i<10; i++) {
        load = mbean.getProcessCpuLoad();
        if((load<0.0 || load>1.0) && load != -1.0) {
            throw new RuntimeException("getProcessCpuLoad() returns " + load
                   +   " which is not in the [0.0,1.0] interval");
        }
        try {
            Thread.sleep(200);
        } catch(InterruptedException e) {
            e.printStackTrace();
        }
    }
}

Source File: GetProcessCpuLoad.java From openjdk-8-source with GNU General Public License v2.0

6 votes

public static void main(String[] argv) throws Exception {
    OperatingSystemMXBean mbean = (com.sun.management.OperatingSystemMXBean)
        ManagementFactory.getOperatingSystemMXBean();
    double load;
    for(int i=0; i<10; i++) {
        load = mbean.getProcessCpuLoad();
        if((load<0.0 || load>1.0) && load != -1.0) {
            throw new RuntimeException("getProcessCpuLoad() returns " + load
                   +   " which is not in the [0.0,1.0] interval");
        }
        try {
            Thread.sleep(200);
        } catch(InterruptedException e) {
            e.printStackTrace();
        }
    }
}

Source File: GetProcessCpuLoad.java From hottub with GNU General Public License v2.0

6 votes

public static void main(String[] argv) throws Exception {
    OperatingSystemMXBean mbean = (com.sun.management.OperatingSystemMXBean)
        ManagementFactory.getOperatingSystemMXBean();
    double load;
    for(int i=0; i<10; i++) {
        load = mbean.getProcessCpuLoad();
        if((load<0.0 || load>1.0) && load != -1.0) {
            throw new RuntimeException("getProcessCpuLoad() returns " + load
                   +   " which is not in the [0.0,1.0] interval");
        }
        try {
            Thread.sleep(200);
        } catch(InterruptedException e) {
            e.printStackTrace();
        }
    }
}

Source File: GetProcessCpuLoad.java From jdk8u-jdk with GNU General Public License v2.0

6 votes

public static void main(String[] argv) throws Exception {
    OperatingSystemMXBean mbean = (com.sun.management.OperatingSystemMXBean)
        ManagementFactory.getOperatingSystemMXBean();
    double load;
    for(int i=0; i<10; i++) {
        load = mbean.getProcessCpuLoad();
        if((load<0.0 || load>1.0) && load != -1.0) {
            throw new RuntimeException("getProcessCpuLoad() returns " + load
                   +   " which is not in the [0.0,1.0] interval");
        }
        try {
            Thread.sleep(200);
        } catch(InterruptedException e) {
            e.printStackTrace();
        }
    }
}

Source File: GetProcessCpuLoad.java From openjdk-jdk9 with GNU General Public License v2.0

6 votes

public static void main(String[] argv) throws Exception {
    OperatingSystemMXBean mbean = (com.sun.management.OperatingSystemMXBean)
        ManagementFactory.getOperatingSystemMXBean();
    double load;
    for(int i=0; i<10; i++) {
        load = mbean.getProcessCpuLoad();
        if((load<0.0 || load>1.0) && load != -1.0) {
            throw new RuntimeException("getProcessCpuLoad() returns " + load
                   +   " which is not in the [0.0,1.0] interval");
        }
        try {
            Thread.sleep(200);
        } catch(InterruptedException e) {
            e.printStackTrace();
        }
    }
}

Source File: GetProcessCpuLoad.java From openjdk-jdk8u-backup with GNU General Public License v2.0

6 votes

public static void main(String[] argv) throws Exception {
    OperatingSystemMXBean mbean = (com.sun.management.OperatingSystemMXBean)
        ManagementFactory.getOperatingSystemMXBean();
    double load;
    for(int i=0; i<10; i++) {
        load = mbean.getProcessCpuLoad();
        if((load<0.0 || load>1.0) && load != -1.0) {
            throw new RuntimeException("getProcessCpuLoad() returns " + load
                   +   " which is not in the [0.0,1.0] interval");
        }
        try {
            Thread.sleep(200);
        } catch(InterruptedException e) {
            e.printStackTrace();
        }
    }
}

Source File: GetProcessCpuLoad.java From jdk8u-jdk with GNU General Public License v2.0

6 votes

public static void main(String[] argv) throws Exception {
    OperatingSystemMXBean mbean = (com.sun.management.OperatingSystemMXBean)
        ManagementFactory.getOperatingSystemMXBean();
    double load;
    for(int i=0; i<10; i++) {
        load = mbean.getProcessCpuLoad();
        if((load<0.0 || load>1.0) && load != -1.0) {
            throw new RuntimeException("getProcessCpuLoad() returns " + load
                   +   " which is not in the [0.0,1.0] interval");
        }
        try {
            Thread.sleep(200);
        } catch(InterruptedException e) {
            e.printStackTrace();
        }
    }
}

Source File: GetProcessCpuLoad.java From openjdk-jdk8u with GNU General Public License v2.0

6 votes

public static void main(String[] argv) throws Exception {
    OperatingSystemMXBean mbean = (com.sun.management.OperatingSystemMXBean)
        ManagementFactory.getOperatingSystemMXBean();
    double load;
    for(int i=0; i<10; i++) {
        load = mbean.getProcessCpuLoad();
        if((load<0.0 || load>1.0) && load != -1.0) {
            throw new RuntimeException("getProcessCpuLoad() returns " + load
                   +   " which is not in the [0.0,1.0] interval");
        }
        try {
            Thread.sleep(200);
        } catch(InterruptedException e) {
            e.printStackTrace();
        }
    }
}

Source File: GetProcessCpuLoad.java From jdk8u-dev-jdk with GNU General Public License v2.0

6 votes

public static void main(String[] argv) throws Exception {
    OperatingSystemMXBean mbean = (com.sun.management.OperatingSystemMXBean)
        ManagementFactory.getOperatingSystemMXBean();
    double load;
    for(int i=0; i<10; i++) {
        load = mbean.getProcessCpuLoad();
        if((load<0.0 || load>1.0) && load != -1.0) {
            throw new RuntimeException("getProcessCpuLoad() returns " + load
                   +   " which is not in the [0.0,1.0] interval");
        }
        try {
            Thread.sleep(200);
        } catch(InterruptedException e) {
            e.printStackTrace();
        }
    }
}

Source File: GetProcessCpuLoad.java From jdk8u60 with GNU General Public License v2.0

6 votes

public static void main(String[] argv) throws Exception {
    OperatingSystemMXBean mbean = (com.sun.management.OperatingSystemMXBean)
        ManagementFactory.getOperatingSystemMXBean();
    double load;
    for(int i=0; i<10; i++) {
        load = mbean.getProcessCpuLoad();
        if((load<0.0 || load>1.0) && load != -1.0) {
            throw new RuntimeException("getProcessCpuLoad() returns " + load
                   +   " which is not in the [0.0,1.0] interval");
        }
        try {
            Thread.sleep(200);
        } catch(InterruptedException e) {
            e.printStackTrace();
        }
    }
}

Source File: GetProcessCpuLoad.java From TencentKona-8 with GNU General Public License v2.0

6 votes

public static void main(String[] argv) throws Exception {
    OperatingSystemMXBean mbean = (com.sun.management.OperatingSystemMXBean)
        ManagementFactory.getOperatingSystemMXBean();
    double load;
    for(int i=0; i<10; i++) {
        load = mbean.getProcessCpuLoad();
        if((load<0.0 || load>1.0) && load != -1.0) {
            throw new RuntimeException("getProcessCpuLoad() returns " + load
                   +   " which is not in the [0.0,1.0] interval");
        }
        try {
            Thread.sleep(200);
        } catch(InterruptedException e) {
            e.printStackTrace();
        }
    }
}

Source File: HostInfo.java From vi with Apache License 2.0

5 votes

@Override
public void refresh() {
    OperatingSystemMXBean bean= (OperatingSystemMXBean ) ManagementFactory.getOperatingSystemMXBean();
    maxFileDescriptorCount = invoke(bean,"getMaxFileDescriptorCount");
    openFileDescriptorCount = invoke(bean, "getOpenFileDescriptorCount");
    PhysicalMemoryAvaliable = bean.getFreePhysicalMemorySize();
    PhysicalMemoryTotal = bean.getTotalPhysicalMemorySize();
    systemCpuLoad = (float) bean.getSystemCpuLoad();
    processCpuTime = bean.getProcessCpuTime();
    processCpuLoad = bean.getProcessCpuLoad();

    File[] roots = File.listRoots();
    long diskAvaliable=0,diskTotal=0;
    for(File file:roots){
        diskAvaliable += file.getFreeSpace();
        diskTotal += file.getTotalSpace();
    }
    DiskAvaliable = diskAvaliable;
    DiskTotal = diskTotal;
    if(isLinux()) {
        try {
            availableMem =(LinuxInfoUtil.getAvailableMemKB()*1024l);
            cpuLoadAverages = LinuxInfoUtil.getCpuLoadAverage();
        } catch (Throwable e) {
            logger.warn("get linux info failed!");
        }
    }

}

Source File: IndexAdminController.java From Roothub with GNU Affero General Public License v3.0

5 votes

@RequestMapping(value = "/console", method = RequestMethod.GET)
public String console(Model model) {
	// 查询当天新增话题
    model.addAttribute("topic_count", topicService.countToday());
    // 查询当天新增评论
    model.addAttribute("comment_count", replyService.count());
    // 查询当天新增用户
    model.addAttribute("user_count", userService.countToday());
    //查询当天新增节点
    model.addAttribute("node_count", nodeService.countToday());
    // 获取操作系统的名字
    model.addAttribute("os_name", System.getProperty("os.name"));
    // 内存
    int kb = 1024;
    OperatingSystemMXBean osmxb = (OperatingSystemMXBean) ManagementFactory
        .getOperatingSystemMXBean();
    // 总的物理内存（G）
    float totalMemorySize = (float) osmxb.getTotalPhysicalMemorySize() / kb / kb / kb;
    
    //已使用的物理内存（G）
    float usedMemory = (float) (osmxb.getTotalPhysicalMemorySize() - osmxb.getFreePhysicalMemorySize()) / kb / kb /kb;
    // 获取系统cpu负载
    double systemCpuLoad = osmxb.getSystemCpuLoad();
    // 获取jvm线程负载
    double processCpuLoad = osmxb.getProcessCpuLoad();
    
    DecimalFormat df = new DecimalFormat("0.0");
    model.addAttribute("totalMemorySize", df.format(totalMemorySize));
    model.addAttribute("usedMemory", df.format(usedMemory));
    model.addAttribute("systemCpuLoad", df.format(systemCpuLoad));
    model.addAttribute("processCpuLoad", df.format(processCpuLoad));

	return "/admin/console";
}

Source File: IndexAdminController.java From Roothub with GNU Affero General Public License v3.0

5 votes

@RequestMapping(value = "/index", method = RequestMethod.GET)
public String index(Model model) {
	// 查询当天新增话题
    model.addAttribute("topic_count", topicService.countToday());
    // 查询当天新增评论
    model.addAttribute("comment_count", replyService.count());
    // 查询当天新增用户
    model.addAttribute("user_count", userService.countToday());
    //查询当天新增节点
    model.addAttribute("node_count", nodeService.countToday());
    // 获取操作系统的名字
    model.addAttribute("os_name", System.getProperty("os.name"));
    // 内存
    int kb = 1024;
    OperatingSystemMXBean osmxb = (OperatingSystemMXBean) ManagementFactory
        .getOperatingSystemMXBean();
    // 总的物理内存（G）
    float totalMemorySize = (float) osmxb.getTotalPhysicalMemorySize() / kb / kb / kb;
    
    //已使用的物理内存（G）
    float usedMemory = (float) (osmxb.getTotalPhysicalMemorySize() - osmxb.getFreePhysicalMemorySize()) / kb / kb /kb;
    // 获取系统cpu负载
    double systemCpuLoad = osmxb.getSystemCpuLoad();
    // 获取jvm线程负载
    double processCpuLoad = osmxb.getProcessCpuLoad();
    
    DecimalFormat df = new DecimalFormat("0.0");
    model.addAttribute("totalMemorySize", df.format(totalMemorySize));
    model.addAttribute("usedMemory", df.format(usedMemory));
    model.addAttribute("systemCpuLoad", df.format(systemCpuLoad));
    model.addAttribute("processCpuLoad", df.format(processCpuLoad));

	return "/admin/index";
}

Source File: IndexAdminController.java From pybbs with GNU Affero General Public License v3.0

5 votes

@RequiresUser
@GetMapping({"/", "/index"})
public String index(Model model) {
    // 查询当天新增话题
    model.addAttribute("topic_count", topicService.countToday());
    // 查询当天新增标签
    model.addAttribute("tag_count", tagService.countToday());
    // 查询当天新增评论
    model.addAttribute("comment_count", commentService.countToday());
    // 查询当天新增用户
    model.addAttribute("user_count", userService.countToday());

    // 获取操作系统的名字
    model.addAttribute("os_name", System.getProperty("os.name"));

    // 内存
    int kb = 1024;
    OperatingSystemMXBean osmxb = (OperatingSystemMXBean) ManagementFactory.getOperatingSystemMXBean();
    // 总的物理内存
    long totalMemorySize = osmxb.getTotalPhysicalMemorySize() / kb;
    //已使用的物理内存
    long usedMemory = (osmxb.getTotalPhysicalMemorySize() - osmxb.getFreePhysicalMemorySize()) / kb;
    // 获取系统cpu负载
    double systemCpuLoad = osmxb.getSystemCpuLoad();
    // 获取jvm线程负载
    double processCpuLoad = osmxb.getProcessCpuLoad();

    model.addAttribute("totalMemorySize", totalMemorySize);
    model.addAttribute("usedMemory", usedMemory);
    model.addAttribute("systemCpuLoad", systemCpuLoad);
    model.addAttribute("processCpuLoad", processCpuLoad);

    return "admin/index";
}

Source File: PerformanceStatus.java From vi with Apache License 2.0

4 votes

public PerformanceStatus() {
    OperatingSystemMXBean bean= (OperatingSystemMXBean) ManagementFactory.getOperatingSystemMXBean();
    RuntimeMXBean runtimeBean = ManagementFactory.getRuntimeMXBean();

    MemoryMXBean memBean = ManagementFactory.getMemoryMXBean();
    heapMemoryUsage= memBean.getHeapMemoryUsage();
    nonHeapMemoryUsage = memBean.getNonHeapMemoryUsage();

    ThreadMXBean threadBean = ManagementFactory.getThreadMXBean();
    currentThreadCount=threadBean.getThreadCount();
    daemonThreadCount= threadBean.getDaemonThreadCount();
    beanCreatedThreadCount= threadBean.getTotalStartedThreadCount();
    peakThreadCount = threadBean.getPeakThreadCount();

    ClassLoadingMXBean classLoadingBean = ManagementFactory.getClassLoadingMXBean();
    loadedClassCount=classLoadingBean.getLoadedClassCount();
    totalLoadedClassCount=classLoadingBean.getTotalLoadedClassCount();
    unloadedClassCount=classLoadingBean.getUnloadedClassCount();
    committedVirtualMemorySize = (bean.getCommittedVirtualMemorySize());
    freePhysicalMemorySize =(bean.getFreePhysicalMemorySize());
    totalPhysicalMemorySize =(bean.getTotalPhysicalMemorySize());

    freeSwapSpaceSize =(bean.getFreeSwapSpaceSize());
    totalSwapSpaceSize =(bean.getTotalSwapSpaceSize());
    processCpuTime =(bean.getProcessCpuTime());
    availableProcessors =bean.getAvailableProcessors();
    processCpuLoad =bean.getProcessCpuLoad();

    systemCpuLoad =bean.getSystemCpuLoad();
    systemLoadAverage =bean.getSystemLoadAverage();
    appStartUpTime = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(new Date(runtimeBean.getStartTime()));
    runtime = (new Date().getTime() - runtimeBean.getStartTime())/1000;
    os = bean.getName()+" "+bean.getVersion();

    if(HostInfo.isLinux()){
        try {
            availableMemory = (LinuxInfoUtil.getAvailableMemKB()*1024l);
        } catch (Throwable ignored) {
        }
    }

    File[] roots = File.listRoots();
    for(File file:roots){
        rootFiles.add(new RootFile(file.getAbsolutePath(),file.getTotalSpace(),file.getFreeSpace()));
    }
    getGCStatus();
}

Source File: JmxCollector.java From promagent with Apache License 2.0

4 votes

private MetricFamilySamples collectOperatingSystemMetrics() {
    OperatingSystemMXBean operatingSystemMXBean = (OperatingSystemMXBean) ManagementFactory.getOperatingSystemMXBean();
    MetricFamilySamples.Sample cpuLoad = new MetricFamilySamples.Sample("process_cpu_load", new ArrayList<>(), new ArrayList<>(), operatingSystemMXBean.getProcessCpuLoad());
    return new MetricFamilySamples(cpuLoad.name, Type.GAUGE, "recent cpu usage for the whole system", Arrays.asList(cpuLoad));
}

Source File: WindowsSystemCommander.java From Jpom with MIT License

4 votes

/**
     * 将windows的tasklist转为集合
     *
     * @param header 是否包含投信息
     * @param result 进程信息
     * @return jsonArray
     */
    private static List<ProcessModel> formatWindowsProcess(String result, boolean header) {
        List<String> list = StrSpliter.splitTrim(result, StrUtil.LF, true);
        if (list.isEmpty()) {
            return null;
        }
        List<ProcessModel> processModels = new ArrayList<>();
        ProcessModel processModel;
        for (int i = header ? 2 : 0, len = list.size(); i < len; i++) {
            String param = list.get(i);
            List<String> memList = StrSpliter.splitTrim(param, StrUtil.SPACE, true);
            processModel = new ProcessModel();
            int pid = Convert.toInt(memList.get(1), 0);
            processModel.setPid(pid);
            //
            String name = memList.get(0);
            processModel.setCommand(name);
            //使用内存 kb
            String mem = memList.get(4).replace(",", "");
            long aLong = Convert.toLong(mem, 0L);
//            FileUtil.readableFileSize()
            processModel.setRes(aLong / 1024 + " MB");
            String status = memList.get(6);
            processModel.setStatus(formatStatus(status));
            //
            processModel.setUser(memList.get(7));
            processModel.setTime(memList.get(8));

            try {
                OperatingSystemMXBean operatingSystemMXBean = JvmUtil.getOperatingSystemMXBean(memList.get(1));
                if (operatingSystemMXBean != null) {
                    //最近jvm cpu使用率
                    double processCpuLoad = operatingSystemMXBean.getProcessCpuLoad() * 100;
                    if (processCpuLoad <= 0) {
                        processCpuLoad = 0;
                    }
                    processModel.setCpu(String.format("%.2f", processCpuLoad) + "%");
                    //服务器总内存
                    long totalMemorySize = operatingSystemMXBean.getTotalPhysicalMemorySize();
                    BigDecimal total = new BigDecimal(totalMemorySize / 1024);
                    // 进程
                    double v = new BigDecimal(aLong).divide(total, 4, BigDecimal.ROUND_HALF_UP).doubleValue() * 100;
                    processModel.setMem(String.format("%.2f", v) + "%");
                }
            } catch (Exception ignored) {

            }
            processModels.add(processModel);
        }
        return processModels;
    }

Java Code Examples for com.sun.management.OperatingSystemMXBean#getProcessCpuLoad()