Examples with OperatingSystemMXBean java.lang.management.OperatingSystemMXBean used on opensource projects

Example 56 with OperatingSystemMXBean

use of java.lang.management.OperatingSystemMXBean in project asterixdb by apache.

the class NCServiceTest method testJvmArgs.

@Test
public void testJvmArgs() {
    Map<String, String> configuration = new HashMap<>();
    OperatingSystemMXBean osMXBean = ManagementFactory.getOperatingSystemMXBean();
    PA.setValue(NCService.class, "nodeSection", "nc/nc1");
    PA.setValue(NCService.class, "osMXBean", osMXBean);
    PA.invokeMethod(NCService.class, "configEnvironment(java.util.Map)", configuration);
    String javaOpts = configuration.get("JAVA_OPTS");
    String prefix = javaOpts.substring(4);
    String sizeStr = prefix.substring(0, prefix.length() - 1);
    int size = Integer.parseInt(sizeStr);
    long ramSize = ((com.sun.management.OperatingSystemMXBean) osMXBean).getTotalPhysicalMemorySize();
    int base = 1024 * 1024 * 5;
    Assert.assertTrue(size == ramSize * 3 / base + ((ramSize * 3) % base == 0 ? 0 : 1));
}

Example 57 with OperatingSystemMXBean

use of java.lang.management.OperatingSystemMXBean in project asterixdb by apache.

the class GetNodeDetailsJSONWork method getCCDetails.

private ObjectNode getCCDetails() {
    ObjectNode o = om.createObjectNode();
    MemoryMXBean memoryMXBean = ManagementFactory.getMemoryMXBean();
    List<GarbageCollectorMXBean> gcMXBeans = ManagementFactory.getGarbageCollectorMXBeans();
    ThreadMXBean threadMXBean = ManagementFactory.getThreadMXBean();
    OperatingSystemMXBean osMXBean = ManagementFactory.getOperatingSystemMXBean();
    RuntimeMXBean runtimeMXBean = ManagementFactory.getRuntimeMXBean();
    if (includeConfig) {
        o.put("os_name", osMXBean.getName());
        o.put("arch", osMXBean.getArch());
        o.put("os_version", osMXBean.getVersion());
        o.put("num_processors", osMXBean.getAvailableProcessors());
        o.put("vm_name", runtimeMXBean.getVmName());
        o.put("vm_version", runtimeMXBean.getVmVersion());
        o.put("vm_vendor", runtimeMXBean.getVmVendor());
        o.putPOJO("classpath", runtimeMXBean.getClassPath().split(File.pathSeparator));
        o.putPOJO("library_path", runtimeMXBean.getLibraryPath().split(File.pathSeparator));
        o.putPOJO("boot_classpath", runtimeMXBean.getBootClassPath().split(File.pathSeparator));
        o.putPOJO("input_arguments", runtimeMXBean.getInputArguments());
        o.putPOJO("system_properties", runtimeMXBean.getSystemProperties());
        o.put("pid", PidHelper.getPid());
    }
    if (includeStats) {
        MemoryUsage heapUsage = memoryMXBean.getHeapMemoryUsage();
        MemoryUsage nonheapUsage = memoryMXBean.getNonHeapMemoryUsage();
        List<ObjectNode> gcs = new ArrayList<>();
        for (GarbageCollectorMXBean gcMXBean : gcMXBeans) {
            ObjectNode gc = om.createObjectNode();
            gc.put("name", gcMXBean.getName());
            gc.put("collection-time", gcMXBean.getCollectionTime());
            gc.put("collection-count", gcMXBean.getCollectionCount());
            gcs.add(gc);
        }
        o.putPOJO("gcs", gcs);
        o.put("date", new Date().toString());
        o.put("heap_init_size", heapUsage.getInit());
        o.put("heap_used_size", heapUsage.getUsed());
        o.put("heap_committed_size", heapUsage.getCommitted());
        o.put("heap_max_size", heapUsage.getMax());
        o.put("nonheap_init_size", nonheapUsage.getInit());
        o.put("nonheap_used_size", nonheapUsage.getUsed());
        o.put("nonheap_committed_size", nonheapUsage.getCommitted());
        o.put("nonheap_max_size", nonheapUsage.getMax());
        o.put("thread_count", threadMXBean.getThreadCount());
        o.put("peak_thread_count", threadMXBean.getPeakThreadCount());
        o.put("started_thread_count", threadMXBean.getTotalStartedThreadCount());
        o.put("system_load_average", osMXBean.getSystemLoadAverage());
    }
    return o;
}

Example 58 with OperatingSystemMXBean

use of java.lang.management.OperatingSystemMXBean in project lucene-solr by apache.

the class OperatingSystemMetricSet method getMetrics.

@Override
public Map<String, Metric> getMetrics() {
    final Map<String, Metric> metrics = new HashMap<>();
    OperatingSystemMXBean os = ManagementFactory.getOperatingSystemMXBean();
    MetricUtils.addMXBeanMetrics(os, MetricUtils.OS_MXBEAN_CLASSES, null, (k, v) -> {
        if (!metrics.containsKey(k)) {
            metrics.put(k, v);
        }
    });
    return metrics;
}

Example 59 with OperatingSystemMXBean

use of java.lang.management.OperatingSystemMXBean in project lucene-solr by apache.

the class SystemInfoHandler method getSystemInfo.

/**
   * Get system info
   */
public static SimpleOrderedMap<Object> getSystemInfo() {
    SimpleOrderedMap<Object> info = new SimpleOrderedMap<>();
    OperatingSystemMXBean os = ManagementFactory.getOperatingSystemMXBean();
    // add at least this one
    info.add(NAME, os.getName());
    // add remaining ones dynamically using Java Beans API
    // also those from JVM implementation-specific classes
    MetricUtils.addMXBeanMetrics(os, MetricUtils.OS_MXBEAN_CLASSES, null, (name, metric) -> {
        if (info.get(name) == null) {
            info.add(name, ((Gauge) metric).getValue());
        }
    });
    // Try some command line things:
    try {
        if (!Constants.WINDOWS) {
            info.add("uname", execute("uname -a"));
            info.add("uptime", execute("uptime"));
        }
    } catch (Exception ex) {
        log.warn("Unable to execute command line tools to get operating system properties.", ex);
    }
    return info;
}

Example 60 with OperatingSystemMXBean

use of java.lang.management.OperatingSystemMXBean in project tdi-studio-se by Talend.

the class HeapHistogramPage method isSupported.

/**
     * Gets the state indicating if heap histogram is supported.
     * <p>
     * WORKAROUND: Heap histogram is disabled on 64bit OS when monitoring eclipse itself, due to the issue that the
     * method heapHisto() of the class HotSpotVirtualMachine causes continuously increasing the committed heap memory.
     * 
     * @return <tt>true</tt> if heap histogram is supported
     */
boolean isSupported() {
    IActiveJvm jvm = section.getJvm();
    if (jvm == null) {
        return false;
    }
    OperatingSystemMXBean osMBean = ManagementFactory.getOperatingSystemMXBean();
    RuntimeMXBean runtimeMBean = ManagementFactory.getRuntimeMXBean();
    if (osMBean.getArch().contains(ARCH_64BIT) && runtimeMBean.getName().contains(String.valueOf(jvm.getPid()))) {
        return false;
    }
    return true;
}