Examples with Context com.codahale.metrics.Timer.Context used on opensource projects

Example 11 with Context

use of com.codahale.metrics.Timer.Context in project opennms by OpenNMS.

the class HeartbeatGenerator method start.

/**
 * Start.
 */
public synchronized void start() {
    stopped.set(false);
    final RateLimiter rateLimiter = RateLimiter.create(rate);
    thread = new Thread(new Runnable() {

        @Override
        public void run() {
            while (!stopped.get()) {
                rateLimiter.acquire();
                try (Context ctx = sendTimer.time()) {
                    dispatcher.send(new Heartbeat());
                    sentMeter.mark();
                }
            }
        }
    });
    thread.start();
}

Example 12 with Context

use of com.codahale.metrics.Timer.Context in project grakn by graknlabs.

the class BatchExecutorClient method add.

/**
 * Will block until there is space for the query to be submitted
 */
public Observable<QueryResponse> add(Query<?> query, Keyspace keyspace, boolean keepErrors) {
    QueryRequest queryRequest = new QueryRequest(query);
    queryRequest.acquirePermit();
    Context contextAddTimer = addTimer.time();
    Observable<QueryResponse> observable = new QueriesObservableCollapser(queryRequest, keyspace).observe().doOnError(error -> failureMeter.mark()).doOnEach(a -> {
        if (a.getThrowable() != null) {
            LOG.error("Error while executing statement", a.getThrowable());
        } else if (a.isOnNext()) {
            LOG.trace("Executed {}", a.getValue());
        }
    }).subscribeOn(scheduler).doOnTerminate(contextAddTimer::close);
    return keepErrors ? observable : ignoreErrors(observable);
}

Example 13 with Context

use of com.codahale.metrics.Timer.Context in project Singularity by HubSpot.

the class SingularityS3DownloaderAsyncHandler method run.

@Override
public void run() {
    boolean success = false;
    try (final Context context = metrics.getDownloadTimer().time()) {
        success = download();
        if (!success) {
            metrics.getServerErrorsMeter().mark();
            getResponse().sendError(500, "Hit client timeout");
        }
    } catch (Throwable t) {
        metrics.getServerErrorsMeter().mark();
        LOG.error("While handling {}", artifactDownloadRequest.getTargetDirectory(), t);
        exceptionNotifier.notify(String.format("Error handling download (%s)", t.getMessage()), t, ImmutableMap.of("s3Bucket", artifactDownloadRequest.getS3Artifact().getS3Bucket(), "s3Key", artifactDownloadRequest.getS3Artifact().getS3ObjectKey(), "targetDirectory", artifactDownloadRequest.getTargetDirectory()));
        try {
            getResponse().sendError(500);
        } catch (Throwable t2) {
            LOG.error("While sending error for {}", artifactDownloadRequest.getTargetDirectory(), t2);
        }
    } finally {
        continuation.complete();
    }
}

Example 14 with Context

use of com.codahale.metrics.Timer.Context in project wicket by apache.

the class WicketMetrics method measureTime.

/**
 * Simply measure the time for a {@literal @}around
 *
 * @param name
 *            the name of the timer context
 * @param joinPoint
 *            the joinPoint to be proceed
 * @param renderClass
 *            if the class name should be rendered behind the metric path
 *
 * @return the value of the join point
 * @throws Throwable
 *             if there is an exception while execution
 */
public Object measureTime(String name, ProceedingJoinPoint joinPoint, boolean renderClass) throws Throwable {
    WicketMetricsSettings settings = getSettings();
    MetricRegistry registry = getMetricRegistry();
    if (settings.isEnabled()) {
        Context context = registry.timer(settings.getPrefix() + name + (renderClass ? renderClassName(joinPoint) : "")).time();
        try {
            return proceedSilent(joinPoint);
        } finally {
            stopQuietly(context);
        }
    } else {
        return proceedSilent(joinPoint);
    }
}

Example 15 with Context

use of com.codahale.metrics.Timer.Context in project newts by OpenNMS.

the class ImportRunner method directPoster.

private Observable<Boolean> directPoster(Observable<List<Sample>> samples, MetricRegistry metrics) {
    final SampleRepository repository = repository();
    final Timer timer = metrics.timer("writes");
    final Meter completions = metrics.meter("samples-completed");
    Func1<List<Sample>, Boolean> insert = new Func1<List<Sample>, Boolean>() {

        @Override
        public Boolean call(List<Sample> s) {
            int sz = s.size();
            try (Context timerCtx = timer.time()) {
                repository.insert(s);
                return true;
            } finally {
                completions.mark(sz);
            }
        }
    };
    return (m_threadCount == 1 ? samples.map(insert) : parMap(samples, metrics, insert)).all(Functions.<Boolean>identity());
}