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

Example 81 with OperatingSystemMXBean

use of java.lang.management.OperatingSystemMXBean in project hazelcast by hazelcast.

the class OperatingSystemMetricSet method register.

/**
 * Registers all the metrics in this metrics pack.
 *
 * @param metricsRegistry the MetricsRegistry upon which the metrics are registered.
 */
public static void register(MetricsRegistry metricsRegistry) {
    checkNotNull(metricsRegistry, "metricsRegistry");
    OperatingSystemMXBean mxBean = ManagementFactory.getOperatingSystemMXBean();
    registerMethod(metricsRegistry, mxBean, "getCommittedVirtualMemorySize", OS_FULL_METRIC_COMMITTED_VIRTUAL_MEMORY_SIZE);
    registerMethod(metricsRegistry, mxBean, "getFreePhysicalMemorySize", OS_FULL_METRIC_FREE_PHYSICAL_MEMORY_SIZE);
    registerMethod(metricsRegistry, mxBean, "getFreeSwapSpaceSize", OS_FULL_METRIC_FREE_SWAP_SPACE_SIZE);
    registerMethod(metricsRegistry, mxBean, "getProcessCpuTime", OS_FULL_METRIC_PROCESS_CPU_TIME);
    registerMethod(metricsRegistry, mxBean, "getTotalPhysicalMemorySize", OS_FULL_METRIC_TOTAL_PHYSICAL_MEMORY_SIZE);
    registerMethod(metricsRegistry, mxBean, "getTotalSwapSpaceSize", OS_FULL_METRIC_TOTAL_SWAP_SPACE_SIZE);
    registerMethod(metricsRegistry, mxBean, "getMaxFileDescriptorCount", OS_FULL_METRIC_MAX_FILE_DESCRIPTOR_COUNT);
    registerMethod(metricsRegistry, mxBean, "getOpenFileDescriptorCount", OS_FULL_METRIC_OPEN_FILE_DESCRIPTOR_COUNT);
    // value will be between 0.0 and 1.0 or a negative value, if not available
    registerMethod(metricsRegistry, mxBean, "getProcessCpuLoad", OS_FULL_METRIC_PROCESS_CPU_LOAD, PERCENTAGE_MULTIPLIER);
    // value will be between 0.0 and 1.0 or a negative value, if not available
    registerMethod(metricsRegistry, mxBean, "getSystemCpuLoad", OS_FULL_METRIC_SYSTEM_CPU_LOAD, PERCENTAGE_MULTIPLIER);
    metricsRegistry.registerStaticProbe(mxBean, OS_FULL_METRIC_SYSTEM_LOAD_AVERAGE, MANDATORY, OperatingSystemMXBean::getSystemLoadAverage);
}

Example 82 with OperatingSystemMXBean

use of java.lang.management.OperatingSystemMXBean in project hazelcast by hazelcast.

the class OperatingSystemMetricSetTest method assumeOperatingSystemMXBeanType.

private void assumeOperatingSystemMXBeanType(String expected) {
    OperatingSystemMXBean bean = ManagementFactory.getOperatingSystemMXBean();
    try {
        Class<?> expectedInterface = Class.forName(expected);
        assumeTrue(expectedInterface.isAssignableFrom(bean.getClass()));
    } catch (ClassNotFoundException e) {
        throw new AssumptionViolatedException("MXBean interface " + expected + " was not found");
    }
}

Example 83 with OperatingSystemMXBean

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

the class LlapDaemonJvmMetrics method getJvmMetrics.

private void getJvmMetrics(final MetricsRecordBuilder rb) {
    List<BufferPoolMXBean> pools = ManagementFactory.getPlatformMXBeans(BufferPoolMXBean.class);
    long directBufferCount = 0;
    long directBufferTotalCapacity = 0;
    long directBufferMemoryUsed = 0;
    long mappedBufferCount = 0;
    long mappedBufferTotalCapacity = 0;
    long mappedBufferMemoryUsed = 0;
    for (BufferPoolMXBean pool : pools) {
        if (pool.getName().equals("direct")) {
            directBufferCount = pool.getCount();
            directBufferTotalCapacity = pool.getTotalCapacity();
            directBufferMemoryUsed = pool.getMemoryUsed();
        } else if (pool.getName().equals("mapped")) {
            mappedBufferCount = pool.getCount();
            mappedBufferTotalCapacity = pool.getTotalCapacity();
            mappedBufferMemoryUsed = pool.getMemoryUsed();
        }
    }
    OperatingSystemMXBean os = ManagementFactory.getOperatingSystemMXBean();
    long openFileHandles = 0;
    long maxFileHandles = 0;
    if (os instanceof UnixOperatingSystemMXBean) {
        openFileHandles = ((UnixOperatingSystemMXBean) os).getOpenFileDescriptorCount();
        maxFileHandles = ((UnixOperatingSystemMXBean) os).getMaxFileDescriptorCount();
        maxOpenFdCountSoFar = openFileHandles > maxOpenFdCountSoFar ? openFileHandles : maxOpenFdCountSoFar;
    }
    long rss = 0;
    long vmem = 0;
    if (processTree != null) {
        rss = processTree.getRssMemorySize();
        vmem = processTree.getVirtualMemorySize();
    }
    rb.addGauge(LlapDaemonDirectBufferCount, directBufferCount).addGauge(LlapDaemonDirectBufferTotalCapacity, directBufferTotalCapacity).addGauge(LlapDaemonDirectBufferMemoryUsed, directBufferMemoryUsed).addGauge(LlapDaemonMappedBufferCount, mappedBufferCount).addGauge(LlapDaemonMappedBufferTotalCapacity, mappedBufferTotalCapacity).addGauge(LlapDaemonMappedBufferMemoryUsed, mappedBufferMemoryUsed).addGauge(LlapDaemonOpenFileDescriptorCount, openFileHandles).addGauge(LlapDaemonMaxFileDescriptorCount, maxOpenFdCountSoFar).addGauge(LlapDaemonLimitFileDescriptorCount, maxFileHandles).addGauge(LlapDaemonResidentSetSize, rss).addGauge(LlapDaemonVirtualMemorySize, vmem);
}

Example 84 with OperatingSystemMXBean

use of java.lang.management.OperatingSystemMXBean in project sonarqube by SonarSource.

the class JvmStateSection method toProtobuf.

// Visible for testing
ProtobufSystemInfo.Section toProtobuf(MemoryMXBean memoryBean) {
    ProtobufSystemInfo.Section.Builder protobuf = ProtobufSystemInfo.Section.newBuilder();
    protobuf.setName(name);
    addAttributeInMb(protobuf, "Max Memory (MB)", Runtime.getRuntime().maxMemory());
    addAttributeInMb(protobuf, "Free Memory (MB)", Runtime.getRuntime().freeMemory());
    MemoryUsage heap = memoryBean.getHeapMemoryUsage();
    addAttributeInMb(protobuf, "Heap Committed (MB)", heap.getCommitted());
    addAttributeInMb(protobuf, "Heap Init (MB)", heap.getInit());
    addAttributeInMb(protobuf, "Heap Max (MB)", heap.getMax());
    addAttributeInMb(protobuf, "Heap Used (MB)", heap.getUsed());
    MemoryUsage nonHeap = memoryBean.getNonHeapMemoryUsage();
    addAttributeInMb(protobuf, "Non Heap Committed (MB)", nonHeap.getCommitted());
    addAttributeInMb(protobuf, "Non Heap Init (MB)", nonHeap.getInit());
    addAttributeInMb(protobuf, "Non Heap Max (MB)", nonHeap.getMax());
    addAttributeInMb(protobuf, "Non Heap Used (MB)", nonHeap.getUsed());
    OperatingSystemMXBean os = ManagementFactory.getOperatingSystemMXBean();
    setAttribute(protobuf, "System Load Average", format(Locale.ENGLISH, "%.1f%% (last minute)", os.getSystemLoadAverage() * 100.0));
    ThreadMXBean thread = ManagementFactory.getThreadMXBean();
    setAttribute(protobuf, "Threads", thread.getThreadCount());
    return protobuf.build();
}

Example 85 with OperatingSystemMXBean

use of java.lang.management.OperatingSystemMXBean in project metrics by dropwizard.

the class FileDescriptorRatioGaugeTest method validateFileDescriptorRatioPresenceOnNixPlatforms.

@Test
public void validateFileDescriptorRatioPresenceOnNixPlatforms() {
    OperatingSystemMXBean osBean = ManagementFactory.getOperatingSystemMXBean();
    assumeTrue(osBean instanceof com.sun.management.UnixOperatingSystemMXBean);
    assertThat(new FileDescriptorRatioGauge().getValue()).isGreaterThanOrEqualTo(0.0).isLessThanOrEqualTo(1.0);
}