Examples with MeterRegistry io.micrometer.core.instrument.MeterRegistry used on opensource projects

Example 66 with MeterRegistry

use of io.micrometer.core.instrument.MeterRegistry in project OpenGrok by OpenGrok.

the class StatisticsFilter method measure.

private void measure(HttpServletResponse httpResponse, HttpServletRequest httpReq, Duration duration, PageConfig config) {
    String category;
    category = getCategory(httpReq, config);
    Timer categoryTimer = Timer.builder("requests.latency").tags("category", category, "code", String.valueOf(httpResponse.getStatus())).register(Metrics.getPrometheusRegistry());
    categoryTimer.record(duration);
    SearchHelper helper = (SearchHelper) config.getRequestAttribute(SearchHelper.REQUEST_ATTR);
    MeterRegistry registry = Metrics.getRegistry();
    if (helper != null && registry != null) {
        if (helper.getHits() == null || helper.getHits().length == 0) {
            Timer.builder("search.latency").tags("category", "ui", "outcome", "empty").register(registry).record(duration);
        } else {
            Timer.builder("search.latency").tags("category", "ui", "outcome", "success").register(registry).record(duration);
        }
    }
}

Example 67 with MeterRegistry

use of io.micrometer.core.instrument.MeterRegistry in project OpenGrok by OpenGrok.

the class FileHistoryCache method initialize.

@Override
public void initialize() {
    MeterRegistry meterRegistry = Metrics.getRegistry();
    if (meterRegistry != null) {
        fileHistoryCacheHits = Counter.builder("filehistorycache.history.get").description("file history cache hits").tag("what", "hits").register(meterRegistry);
        fileHistoryCacheMisses = Counter.builder("filehistorycache.history.get").description("file history cache misses").tag("what", "miss").register(meterRegistry);
    }
}

Example 68 with MeterRegistry

use of io.micrometer.core.instrument.MeterRegistry in project micrometer by micrometer-metrics.

the class ProcessorMetricsTest method openJ9CpuMetrics.

@Test
void openJ9CpuMetrics() {
    assumeTrue(classExists("com.ibm.lang.management.OperatingSystemMXBean"));
    MeterRegistry registry = new SimpleMeterRegistry();
    new ProcessorMetrics().bindTo(registry);
    /*
         * We can't assert on values because these methods are documented to return "-1"
         * on the first call and a positive value - if supported - on subsequent calls.
         * This holds true for "system.cpu.usage" but not for "process.cpu.usage". The latter
         * needs some milliseconds of sleep before it actually returns a positive value
         * on a supported system. Thread.sleep() is flaky, though.
         */
    registry.get("system.cpu.usage").gauge();
    registry.get("process.cpu.usage").gauge();
}

Example 69 with MeterRegistry

use of io.micrometer.core.instrument.MeterRegistry in project micrometer by micrometer-metrics.

the class ExecutorServiceSample method main.

public static void main(String[] args) {
    MeterRegistry registry = SampleConfig.myMonitoringSystem();
    ScheduledExecutorService es = Executors.newSingleThreadScheduledExecutor();
    new ExecutorServiceMetrics(es, "executor.sample", emptyList()).bindTo(registry);
    es.scheduleWithFixedDelay(() -> Mono.delay(Duration.ofMillis(20)).block(), 0, 10, TimeUnit.MILLISECONDS);
    while (true) {
    }
}

Example 70 with MeterRegistry

use of io.micrometer.core.instrument.MeterRegistry in project micrometer by micrometer-metrics.

the class TimerMemory method main.

public static void main(String[] args) throws InterruptedException {
    MeterRegistry registry = SampleRegistries.wavefront();
    Timer t = null;
    for (Integer i = 0; i < 80; i++) {
        t = Timer.builder("my.timer").tag("index", i.toString()).sla(Stream.of(1, 150, 300, 500, 900, 1000, 1200, 1500, 2000, 3000, 4000).map(Duration::ofMillis).toArray(Duration[]::new)).publishPercentiles(0.95).percentilePrecision(1).register(registry);
    }
    // Breakpoint somewhere after the first couple outputs to test pause detection
    // for (int i = 0; ; i = (i + 1) % 2000) {
    // Thread.sleep(2);
    // t.record(1, TimeUnit.MILLISECONDS);
    // if (i == 1000) {
    // t.takeSnapshot().outputSummary(System.out, 1e6);
    // }
    // }
    Flux.never().blockLast();
}