Examples with InstrumentedThreadFactory com.codahale.metrics.InstrumentedThreadFactory used on opensource projects

Example 1 with InstrumentedThreadFactory

use of com.codahale.metrics.InstrumentedThreadFactory in project dropwizard by dropwizard.

the class DefaultHealthFactory method createScheduledExecutorForHealthChecks.

private ScheduledExecutorService createScheduledExecutorForHealthChecks(final int numberOfScheduledHealthChecks, final MetricRegistry metrics, final LifecycleEnvironment lifecycle, final String fullName) {
    final ThreadFactory threadFactory = new ThreadFactoryBuilder().setNameFormat(fullName + "-%d").setDaemon(true).setUncaughtExceptionHandler((t, e) -> LOGGER.error("Thread={} died due to uncaught exception", t, e)).build();
    final InstrumentedThreadFactory instrumentedThreadFactory = new InstrumentedThreadFactory(threadFactory, metrics);
    final ScheduledExecutorService scheduledExecutorService = lifecycle.scheduledExecutorService(fullName + "-scheduled-executor", instrumentedThreadFactory).threads(numberOfScheduledHealthChecks).build();
    return new InstrumentedScheduledExecutorService(scheduledExecutorService, metrics);
}

Example 2 with InstrumentedThreadFactory

use of com.codahale.metrics.InstrumentedThreadFactory in project dropwizard by dropwizard.

the class ScheduledExecutorServiceBuilder method build.

public ScheduledExecutorService build() {
    final InstrumentedThreadFactory instrumentedThreadFactory = new InstrumentedThreadFactory(threadFactory, environment.getMetricRegistry(), nameFormat);
    final ScheduledThreadPoolExecutor executor = new ScheduledThreadPoolExecutor(poolSize, instrumentedThreadFactory, handler);
    executor.setRemoveOnCancelPolicy(removeOnCancel);
    environment.manage(new ExecutorServiceManager(executor, shutdownTime, nameFormat));
    return executor;
}

Example 3 with InstrumentedThreadFactory

use of com.codahale.metrics.InstrumentedThreadFactory in project janusgraph by JanusGraph.

the class ExecutorServiceInstrumentationTest method shouldCreateInstrumentedThreadFactory.

@Test
public void shouldCreateInstrumentedThreadFactory() throws InterruptedException {
    MetricRegistry registry = new MetricRegistry();
    InstrumentedThreadFactory threadFactory = ExecutorServiceInstrumentation.instrument("org.janusgraph", "test", new ThreadFactoryBuilder().build(), registry);
    ExecutorService executorService = Executors.newSingleThreadExecutor(threadFactory);
    try {
        Lock lock = new ReentrantLock();
        lock.lock();
        try {
            // Spawn a thread that will wait for the lock to become available
            executorService.submit(lock::lock);
            // Wait for the thread to start
            Thread.sleep(100);
            assertEquals(1L, registry.getMeters().get("org.janusgraph.threadpools.test.threadFactory.created").getCount());
            assertEquals(1L, registry.getCounters().get("org.janusgraph.threadpools.test.threadFactory.running").getCount());
            assertEquals(0L, registry.getMeters().get("org.janusgraph.threadpools.test.threadFactory.terminated").getCount());
        } finally {
            lock.unlock();
        }
    } finally {
        executorService.shutdown();
    }
    // Wait for the thread to stop
    Thread.sleep(100);
    assertEquals(1L, registry.getMeters().get("org.janusgraph.threadpools.test.threadFactory.terminated").getCount());
}

Example 4 with InstrumentedThreadFactory

use of com.codahale.metrics.InstrumentedThreadFactory in project dropwizard by dropwizard.

the class ExecutorServiceBuilder method build.

public ExecutorService build() {
    if (corePoolSize != maximumPoolSize && maximumPoolSize > 1 && !isBoundedQueue()) {
        log.warn("Parameter 'maximumPoolSize' is conflicting with unbounded work queues");
    }
    final String nameWithoutFormat = getNameWithoutFormat(nameFormat);
    final ThreadFactory instrumentedThreadFactory = new InstrumentedThreadFactory(threadFactory, environment.getMetricRegistry(), nameWithoutFormat);
    final ThreadPoolExecutor executor = new ThreadPoolExecutor(corePoolSize, maximumPoolSize, keepAliveTime.getQuantity(), keepAliveTime.getUnit(), workQueue, instrumentedThreadFactory, handler);
    executor.allowCoreThreadTimeOut(allowCoreThreadTimeOut);
    environment.manage(new ExecutorServiceManager(executor, shutdownTime, nameFormat));
    return executor;
}

Example 5 with InstrumentedThreadFactory

use of com.codahale.metrics.InstrumentedThreadFactory in project graylog2-server by Graylog2.

the class JobWorkerPool method buildExecutor.

private static ExecutorService buildExecutor(String name, int poolSize, MetricRegistry metricRegistry) {
    final ThreadFactory threadFactory = new ThreadFactoryBuilder().setDaemon(true).setNameFormat(NAME_PREFIX + "[" + name + "]-%d").setUncaughtExceptionHandler((t, e) -> LOG.error("Unhandled exception", e)).build();
    final InstrumentedThreadFactory itf = new InstrumentedThreadFactory(threadFactory, metricRegistry, name(JobWorkerPool.class, name));
    final SynchronousQueue<Runnable> workQueue = new SynchronousQueue<>();
    final ThreadPoolExecutor executor = new ThreadPoolExecutor(1, poolSize, 60L, TimeUnit.SECONDS, workQueue, itf);
    return new InstrumentedExecutorService(executor, metricRegistry, name(EXECUTOR_NAME, name));
}