MetricsModule.java 文件源码

@Provides @Singleton MetricRegistry provideMetrics() {
  MetricRegistry metrics = new MetricRegistry();
  metrics.register("jvm.memory", new MemoryUsageGaugeSet());
  metrics.register("jvm.garbage", new GarbageCollectorMetricSet());
  metrics.register("jvm.threads", new ThreadStatesGaugeSet());
  metrics.register("jvm.files", new FileDescriptorRatioGauge());
  metrics.register("jvm.buffers", new BufferPoolMetricSet(ManagementFactory.getPlatformMBeanServer()));
  return metrics;
}