JvmMetricSet.java 文件源码

public JvmMetricSet() {
  registerSet("jvm.buffers", new BufferPoolMetricSet(getPlatformMBeanServer()));
  registerSet("jvm.classloading", new ClassLoadingGaugeSet());
  registerSet("jvm.fd", new FileDescriptorMetrics());
  registerSet("jvm.gc", new GarbageCollectorMetricSet());
  registerSet("jvm.memory", new MemoryUsageGaugeSet());
  registerSet("jvm.thread", new CachedThreadStatesGaugeSet(60, TimeUnit.SECONDS));

  metrics.put("jvm.uptime", new UptimeGauge());

  try {
    metrics.put("jvm.processCPU", new ProcessCpuTicksGauge());
  } catch (ClassNotFoundException | IOException e) {
    LOGGER.error("Error fetching process CPU usage metrics.", e);
  }
}