Examples with Timer io.dropwizard.metrics.Timer used on opensource projects

Example 1 with Timer

use of io.dropwizard.metrics.Timer in project light-4j by networknt.

the class InstrumentedExecutorServiceTest method reportsTasksInformation.

@Test
public void reportsTasksInformation() throws Exception {
    this.executor = Executors.newCachedThreadPool();
    final InstrumentedExecutorService instrumentedExecutorService = new InstrumentedExecutorService(executor, registry, "xs");
    final Meter submitted = registry.meter("xs.submitted");
    final Counter running = registry.counter("xs.running");
    final Meter completed = registry.meter("xs.completed");
    final Timer duration = registry.timer("xs.duration");
    final Meter rejected = registry.meter("xs.rejected");
    assertThat(submitted.getCount()).isEqualTo(0);
    assertThat(running.getCount()).isEqualTo(0);
    assertThat(completed.getCount()).isEqualTo(0);
    assertThat(duration.getCount()).isEqualTo(0);
    assertThat(rejected.getCount()).isEqualTo(0);
    Future<?> theFuture = instrumentedExecutorService.submit(() -> {
        assertThat(submitted.getCount()).isEqualTo(1);
        assertThat(running.getCount()).isEqualTo(1);
        assertThat(completed.getCount()).isEqualTo(0);
        assertThat(duration.getCount()).isEqualTo(0);
        assertThat(rejected.getCount()).isEqualTo(0);
    });
    theFuture.get();
    assertThat(submitted.getCount()).isEqualTo(1);
    assertThat(running.getCount()).isEqualTo(0);
    assertThat(completed.getCount()).isEqualTo(1);
    assertThat(duration.getCount()).isEqualTo(1);
    assertThat(duration.getSnapshot().size()).isEqualTo(1);
    assertThat(rejected.getCount()).isEqualTo(0);
}

Example 2 with Timer

use of io.dropwizard.metrics.Timer in project light-4j by networknt.

the class Slf4jReporterTest method reportsTimerValuesAtError.

@Test
public void reportsTimerValuesAtError() throws Exception {
    final Timer timer = mock(Timer.class);
    when(timer.getCount()).thenReturn(1L);
    when(timer.getMeanRate()).thenReturn(2.0);
    when(timer.getOneMinuteRate()).thenReturn(3.0);
    when(timer.getFiveMinuteRate()).thenReturn(4.0);
    when(timer.getFifteenMinuteRate()).thenReturn(5.0);
    final Snapshot snapshot = mock(Snapshot.class);
    when(snapshot.getMax()).thenReturn(TimeUnit.MILLISECONDS.toNanos(100));
    when(snapshot.getMean()).thenReturn((double) TimeUnit.MILLISECONDS.toNanos(200));
    when(snapshot.getMin()).thenReturn(TimeUnit.MILLISECONDS.toNanos(300));
    when(snapshot.getStdDev()).thenReturn((double) TimeUnit.MILLISECONDS.toNanos(400));
    when(snapshot.getMedian()).thenReturn((double) TimeUnit.MILLISECONDS.toNanos(500));
    when(snapshot.get75thPercentile()).thenReturn((double) TimeUnit.MILLISECONDS.toNanos(600));
    when(snapshot.get95thPercentile()).thenReturn((double) TimeUnit.MILLISECONDS.toNanos(700));
    when(snapshot.get98thPercentile()).thenReturn((double) TimeUnit.MILLISECONDS.toNanos(800));
    when(snapshot.get99thPercentile()).thenReturn((double) TimeUnit.MILLISECONDS.toNanos(900));
    when(snapshot.get999thPercentile()).thenReturn((double) TimeUnit.MILLISECONDS.toNanos(1000));
    when(timer.getSnapshot()).thenReturn(snapshot);
    when(logger.isErrorEnabled(marker)).thenReturn(true);
    errorReporter.report(this.map(), this.map(), this.map(), this.map(), map("test.another.timer", timer));
    verify(logger).error(marker, "type={}, name={}, count={}, min={}, max={}, mean={}, stddev={}, median={}, p75={}, p95={}, p98={}, p99={}, p999={}, mean_rate={}, m1={}, m5={}, m15={}, rate_unit={}, duration_unit={}", "TIMER", "test.another.timer", 1L, 300.0, 100.0, 200.0, 400.0, 500.0, 600.0, 700.0, 800.0, 900.0, 1000.0, 2.0, 3.0, 4.0, 5.0, "events/second", "milliseconds");
}

Example 3 with Timer

use of io.dropwizard.metrics.Timer in project light-4j by networknt.

the class ConsoleReporterTest method reportsTimerValues.

@Test
public void reportsTimerValues() throws Exception {
    final Timer timer = mock(Timer.class);
    when(timer.getCount()).thenReturn(1L);
    when(timer.getMeanRate()).thenReturn(2.0);
    when(timer.getOneMinuteRate()).thenReturn(3.0);
    when(timer.getFiveMinuteRate()).thenReturn(4.0);
    when(timer.getFifteenMinuteRate()).thenReturn(5.0);
    final Snapshot snapshot = mock(Snapshot.class);
    when(snapshot.getMax()).thenReturn(TimeUnit.MILLISECONDS.toNanos(100));
    when(snapshot.getMean()).thenReturn((double) TimeUnit.MILLISECONDS.toNanos(200));
    when(snapshot.getMin()).thenReturn(TimeUnit.MILLISECONDS.toNanos(300));
    when(snapshot.getStdDev()).thenReturn((double) TimeUnit.MILLISECONDS.toNanos(400));
    when(snapshot.getMedian()).thenReturn((double) TimeUnit.MILLISECONDS.toNanos(500));
    when(snapshot.get75thPercentile()).thenReturn((double) TimeUnit.MILLISECONDS.toNanos(600));
    when(snapshot.get95thPercentile()).thenReturn((double) TimeUnit.MILLISECONDS.toNanos(700));
    when(snapshot.get98thPercentile()).thenReturn((double) TimeUnit.MILLISECONDS.toNanos(800));
    when(snapshot.get99thPercentile()).thenReturn((double) TimeUnit.MILLISECONDS.toNanos(900));
    when(snapshot.get999thPercentile()).thenReturn((double) TimeUnit.MILLISECONDS.toNanos(1000));
    when(timer.getSnapshot()).thenReturn(snapshot);
    reporter.report(this.map(), this.map(), this.map(), this.map(), map("test.another.timer", timer));
    assertThat(consoleOutput()).isEqualTo(lines("3/17/13 6:04:36 PM =============================================================", "", "-- Timers ----------------------------------------------------------------------", "test.another.timer", "             count = 1", "         mean rate = 2.00 calls/second", "     1-minute rate = 3.00 calls/second", "     5-minute rate = 4.00 calls/second", "    15-minute rate = 5.00 calls/second", "               min = 300.00 milliseconds", "               max = 100.00 milliseconds", "              mean = 200.00 milliseconds", "            stddev = 400.00 milliseconds", "            median = 500.00 milliseconds", "              75% <= 600.00 milliseconds", "              95% <= 700.00 milliseconds", "              98% <= 800.00 milliseconds", "              99% <= 900.00 milliseconds", "            99.9% <= 1000.00 milliseconds", "", ""));
}

Example 4 with Timer

use of io.dropwizard.metrics.Timer in project light-4j by networknt.

the class InfluxDbReporter method report.

@Override
public void report(final SortedMap<MetricName, Gauge> gauges, final SortedMap<MetricName, Counter> counters, final SortedMap<MetricName, Histogram> histograms, final SortedMap<MetricName, Meter> meters, final SortedMap<MetricName, Timer> timers) {
    final long now = System.currentTimeMillis();
    if (logger.isDebugEnabled())
        logger.debug("InfluxDbReporter report is called with counter size " + counters.size());
    try {
        influxDb.flush();
        for (Map.Entry<MetricName, Gauge> entry : gauges.entrySet()) {
            reportGauge(entry.getKey(), entry.getValue(), now);
        }
        for (Map.Entry<MetricName, Counter> entry : counters.entrySet()) {
            reportCounter(entry.getKey(), entry.getValue(), now);
        }
        for (Map.Entry<MetricName, Histogram> entry : histograms.entrySet()) {
            reportHistogram(entry.getKey(), entry.getValue(), now);
        }
        for (Map.Entry<MetricName, Meter> entry : meters.entrySet()) {
            reportMeter(entry.getKey(), entry.getValue(), now);
        }
        for (Map.Entry<MetricName, Timer> entry : timers.entrySet()) {
            reportTimer(entry.getKey(), entry.getValue(), now);
        }
        if (influxDb.hasSeriesData()) {
            influxDb.writeData();
        }
        // reset counters
        for (Map.Entry<MetricName, Counter> entry : counters.entrySet()) {
            Counter counter = entry.getValue();
            long count = counter.getCount();
            counter.dec(count);
        }
    } catch (Exception e) {
        logger.error("Unable to report to InfluxDB. Discarding data.", e);
    }
}

Example 5 with Timer

use of io.dropwizard.metrics.Timer in project light-4j by networknt.

the class InstrumentedExecutorServiceTest method reportsRejected.

@Test
public void reportsRejected() throws Exception {
    final BlockingQueue<Runnable> queueCapacityOne = new LinkedBlockingQueue<>(1);
    this.executor = new ThreadPoolExecutor(1, 1, 0, TimeUnit.MILLISECONDS, queueCapacityOne);
    final InstrumentedExecutorService instrumented = new InstrumentedExecutorService(executor, registry, "r");
    final CountDownLatch finish = new CountDownLatch(1);
    final Meter submitted = registry.meter("r.submitted");
    final Counter running = registry.counter("r.running");
    final Meter completed = registry.meter("r.completed");
    final Timer duration = registry.timer("r.duration");
    final Meter rejected = registry.meter("r.rejected");
    assertThat(submitted.getCount()).isEqualTo(0);
    assertThat(running.getCount()).isEqualTo(0);
    assertThat(completed.getCount()).isEqualTo(0);
    assertThat(duration.getCount()).isEqualTo(0);
    assertThat(rejected.getCount()).isEqualTo(0);
    final List<Future<Object>> futures = new ArrayList<>();
    // Start two callables - one to run on thread and one to be added to queue
    for (int i = 0; i < 2; i++) {
        futures.add(instrumented.submit(() -> {
            finish.await();
            return null;
        }));
    }
    try {
        // Attempt to submit third callable - should fail
        instrumented.submit(() -> {
            throw new IllegalStateException("Shouldn't run this task");
        });
        failBecauseExceptionWasNotThrown(RejectedExecutionException.class);
    } catch (RejectedExecutionException e) {
    // Expected
    } finally {
        finish.countDown();
        for (Future future : futures) {
            future.get();
        }
    }
    assertThat(submitted.getCount()).isEqualTo(3);
    assertThat(running.getCount()).isEqualTo(0);
    assertThat(completed.getCount()).isEqualTo(2);
    assertThat(duration.getCount()).isEqualTo(2);
    assertThat(rejected.getCount()).isEqualTo(1);
}