MetricTest.java 文件源码

public static void main(String[] args) throws IOException, InterruptedException {

    ConsoleReporter reporter = ConsoleReporter.forRegistry(metrics).convertRatesTo(TimeUnit.SECONDS)
            .convertDurationsTo(TimeUnit.MILLISECONDS).build();

    metrics.register("jvm.mem", new MemoryUsageGaugeSet());
    metrics.register("jvm.gc", new GarbageCollectorMetricSet() );
    metrics.register("jvm.threads", new ThreadStatesGaugeSet() );
    reporter.start(30, TimeUnit.SECONDS);

    TimeUnit.SECONDS.sleep(500);
}