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

Example 81 with MemoryMXBean

use of java.lang.management.MemoryMXBean in project ignite by apache.

the class GridManagerMxBeanIllegalArgumentHandleTest method createAlwaysFailingMxBean.

/**
 * MX bean which is always failing to respond with metrics
 */
@NotNull
private MemoryMXBean createAlwaysFailingMxBean() {
    final Answer<MemoryUsage> failingAnswer = new Answer<MemoryUsage>() {

        @Override
        public MemoryUsage answer(InvocationOnMock invocationOnMock) throws Throwable {
            throw new IllegalArgumentException("java.lang.IllegalArgumentException: committed = 5274103808 should be < max = 5274095616");
        }
    };
    final MemoryMXBean memoryMXBean = Mockito.mock(MemoryMXBean.class);
    when(memoryMXBean.getHeapMemoryUsage()).thenAnswer(failingAnswer);
    when(memoryMXBean.getNonHeapMemoryUsage()).thenAnswer(failingAnswer);
    return memoryMXBean;
}

Example 82 with MemoryMXBean

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

the class JvmStateSectionTest method should_hide_attributes_without_values.

@Test
public void should_hide_attributes_without_values() {
    MemoryMXBean memoryBean = mock(MemoryMXBean.class, Mockito.RETURNS_DEEP_STUBS);
    when(memoryBean.getHeapMemoryUsage().getCommitted()).thenReturn(-1L);
    JvmStateSection underTest = new JvmStateSection(PROCESS_NAME);
    ProtobufSystemInfo.Section section = underTest.toProtobuf(memoryBean);
    assertThat(section.getAttributesList()).extracting("key").isNotEmpty().doesNotContain("Heap Committed (MB)");
}

Example 83 with MemoryMXBean

use of java.lang.management.MemoryMXBean in project Payara by payara.

the class WarCheck1 method call.

@Override
public HealthCheckResponse call() {
    MemoryMXBean memBean = ManagementFactory.getMemoryMXBean();
    long memUsed = memBean.getHeapMemoryUsage().getUsed();
    long memMax = memBean.getHeapMemoryUsage().getMax();
    return HealthCheckResponse.named(WarCheck1.class.getSimpleName() + " Liveness Check").withData("memory used", memUsed).withData("memory max", memMax).status(memUsed < memMax * 0.9).build();
}

Example 84 with MemoryMXBean

use of java.lang.management.MemoryMXBean in project openremote by openremote.

the class JvmHealthStatusProvider method getHealthStatus.

@Override
public Object getHealthStatus() {
    ObjectNode objectValue = ValueUtil.createJsonObject();
    com.sun.management.OperatingSystemMXBean operatingSystemMXBean = (com.sun.management.OperatingSystemMXBean) ManagementFactory.getOperatingSystemMXBean();
    RuntimeMXBean runtimeMXBean = ManagementFactory.getRuntimeMXBean();
    ThreadMXBean threadMXBean = ManagementFactory.getThreadMXBean();
    MemoryMXBean memoryMXBean = ManagementFactory.getMemoryMXBean();
    objectValue.put("startTimeMillis", runtimeMXBean.getStartTime());
    objectValue.put("upTimeMillis", runtimeMXBean.getUptime());
    objectValue.put("processLoadPercentage", operatingSystemMXBean.getProcessCpuLoad() * 100);
    objectValue.put("heapMemoryUsageMB", memoryMXBean.getHeapMemoryUsage().getUsed() / (1024F * 1024F));
    objectValue.put("nonHeapMemoryUsageMB", memoryMXBean.getNonHeapMemoryUsage().getUsed() / (1024F * 1024F));
    objectValue.put("peakThreadCount", threadMXBean.getPeakThreadCount());
    objectValue.put("threadCount", threadMXBean.getThreadCount());
    objectValue.put("daemonThreadCount", threadMXBean.getDaemonThreadCount());
    return objectValue;
}