Examples with ScheduledExecutorService java.util.concurrent.ScheduledExecutorService used on opensource projects

Example 61 with ScheduledExecutorService

use of java.util.concurrent.ScheduledExecutorService in project pinot by linkedin.

the class ScatterGatherTest method testMultipleServerHappy.

@Test
public void testMultipleServerHappy() throws Exception {
    MetricsRegistry registry = new MetricsRegistry();
    // Server start
    int serverPort1 = 7071;
    int serverPort2 = 7072;
    int serverPort3 = 7073;
    int serverPort4 = 7074;
    NettyTCPServer server1 = new NettyTCPServer(serverPort1, new TestRequestHandlerFactory(0, 1), null);
    NettyTCPServer server2 = new NettyTCPServer(serverPort2, new TestRequestHandlerFactory(1, 1), null);
    NettyTCPServer server3 = new NettyTCPServer(serverPort3, new TestRequestHandlerFactory(2, 1), null);
    NettyTCPServer server4 = new NettyTCPServer(serverPort4, new TestRequestHandlerFactory(3, 1), null);
    Thread t1 = new Thread(server1);
    Thread t2 = new Thread(server2);
    Thread t3 = new Thread(server3);
    Thread t4 = new Thread(server4);
    t1.start();
    t2.start();
    t3.start();
    t4.start();
    //Client setup
    ScheduledExecutorService timedExecutor = new ScheduledThreadPoolExecutor(1);
    ExecutorService poolExecutor = MoreExecutors.sameThreadExecutor();
    ExecutorService service = new ThreadPoolExecutor(1, 1, 1, TimeUnit.DAYS, new LinkedBlockingDeque<Runnable>());
    EventLoopGroup eventLoopGroup = new NioEventLoopGroup();
    NettyClientMetrics clientMetrics = new NettyClientMetrics(registry, "client_");
    PooledNettyClientResourceManager rm = new PooledNettyClientResourceManager(eventLoopGroup, new HashedWheelTimer(), clientMetrics);
    KeyedPoolImpl<ServerInstance, NettyClientConnection> pool = new KeyedPoolImpl<ServerInstance, NettyClientConnection>(1, 1, 300000, 1, rm, timedExecutor, poolExecutor, registry);
    rm.setPool(pool);
    SegmentIdSet pg1 = new SegmentIdSet();
    pg1.addSegment(new SegmentId("0"));
    SegmentIdSet pg2 = new SegmentIdSet();
    pg2.addSegment(new SegmentId("1"));
    SegmentIdSet pg3 = new SegmentIdSet();
    pg3.addSegment(new SegmentId("2"));
    SegmentIdSet pg4 = new SegmentIdSet();
    pg4.addSegment(new SegmentId("3"));
    ServerInstance serverInstance1 = new ServerInstance("localhost", serverPort1);
    ServerInstance serverInstance2 = new ServerInstance("localhost", serverPort2);
    ServerInstance serverInstance3 = new ServerInstance("localhost", serverPort3);
    ServerInstance serverInstance4 = new ServerInstance("localhost", serverPort4);
    Map<ServerInstance, SegmentIdSet> pgMap = new HashMap<ServerInstance, SegmentIdSet>();
    pgMap.put(serverInstance1, pg1);
    pgMap.put(serverInstance2, pg2);
    pgMap.put(serverInstance3, pg3);
    pgMap.put(serverInstance4, pg4);
    String request1 = "request_0";
    String request2 = "request_1";
    String request3 = "request_2";
    String request4 = "request_3";
    Map<SegmentIdSet, String> pgMapStr = new HashMap<SegmentIdSet, String>();
    pgMapStr.put(pg1, request1);
    pgMapStr.put(pg2, request2);
    pgMapStr.put(pg3, request3);
    pgMapStr.put(pg4, request4);
    ScatterGatherRequest req = new TestScatterGatherRequest(pgMap, pgMapStr);
    ScatterGatherImpl scImpl = new ScatterGatherImpl(pool, service);
    final ScatterGatherStats scatterGatherStats = new ScatterGatherStats();
    BrokerMetrics brokerMetrics = new BrokerMetrics(new MetricsRegistry());
    CompositeFuture<ServerInstance, ByteBuf> fut = scImpl.scatterGather(req, scatterGatherStats, brokerMetrics);
    Map<ServerInstance, ByteBuf> v = fut.get();
    Assert.assertEquals(v.size(), 4);
    ByteBuf b = v.get(serverInstance1);
    byte[] b2 = new byte[b.readableBytes()];
    b.readBytes(b2);
    String response = new String(b2);
    Assert.assertEquals(response, "response_0_0");
    b = v.get(serverInstance2);
    b2 = new byte[b.readableBytes()];
    b.readBytes(b2);
    response = new String(b2);
    Assert.assertEquals(response, "response_1_0");
    b = v.get(serverInstance3);
    b2 = new byte[b.readableBytes()];
    b.readBytes(b2);
    response = new String(b2);
    Assert.assertEquals(response, "response_2_0");
    b = v.get(serverInstance4);
    b2 = new byte[b.readableBytes()];
    b.readBytes(b2);
    response = new String(b2);
    Assert.assertEquals(response, "response_3_0");
    server1.shutdownGracefully();
    server2.shutdownGracefully();
    server3.shutdownGracefully();
    server4.shutdownGracefully();
    pool.shutdown();
    service.shutdown();
    eventLoopGroup.shutdownGracefully();
}

Example 62 with ScheduledExecutorService

use of java.util.concurrent.ScheduledExecutorService in project pinot by linkedin.

the class ThirdEyeAnomalyApplication method run.

@Override
public void run(final ThirdEyeAnomalyConfiguration config, final Environment environment) throws Exception {
    LOG.info("Starting ThirdeyeAnomalyApplication : Scheduler {} Worker {}", config.isScheduler(), config.isWorker());
    super.initDAOs();
    ThirdEyeCacheRegistry.initializeCaches(config);
    environment.lifecycle().manage(new Managed() {

        @Override
        public void start() throws Exception {
            if (config.isWorker()) {
                anomalyFunctionFactory = new AnomalyFunctionFactory(config.getFunctionConfigPath());
                alertFilterFactory = new AlertFilterFactory(config.getAlertFilterConfigPath());
                taskDriver = new TaskDriver(config, anomalyFunctionFactory, alertFilterFactory);
                taskDriver.start();
            }
            if (config.isScheduler()) {
                detectionJobScheduler = new DetectionJobScheduler();
                alertFilterFactory = new AlertFilterFactory(config.getAlertFilterConfigPath());
                alertFilterAutotuneFactory = new AlertFilterAutotuneFactory(config.getFilterAutotuneConfigPath());
                detectionJobScheduler.start();
                environment.jersey().register(new DetectionJobResource(detectionJobScheduler, alertFilterFactory, alertFilterAutotuneFactory));
                environment.jersey().register(new AnomalyFunctionResource(config.getFunctionConfigPath()));
            }
            if (config.isMonitor()) {
                monitorJobScheduler = new MonitorJobScheduler(config.getMonitorConfiguration());
                monitorJobScheduler.start();
            }
            if (config.isAlert()) {
                alertJobScheduler = new AlertJobScheduler();
                alertJobScheduler.start();
                // start alert scheduler v2
                alertJobSchedulerV2 = new AlertJobSchedulerV2();
                alertJobSchedulerV2.start();
                environment.jersey().register(new AlertJobResource(alertJobScheduler, emailConfigurationDAO));
            }
            if (config.isMerger()) {
                // anomalyFunctionFactory might have initiated if current machine is also a worker
                if (anomalyFunctionFactory == null) {
                    anomalyFunctionFactory = new AnomalyFunctionFactory(config.getFunctionConfigPath());
                }
                ScheduledExecutorService executorService = Executors.newSingleThreadScheduledExecutor();
                anomalyMergeExecutor = new AnomalyMergeExecutor(executorService, anomalyFunctionFactory);
                anomalyMergeExecutor.start();
            }
            if (config.isAutoload()) {
                autoLoadPinotMetricsService = new AutoLoadPinotMetricsService(config);
                autoLoadPinotMetricsService.start();
            }
            if (config.isDataCompleteness()) {
                dataCompletenessScheduler = new DataCompletenessScheduler();
                dataCompletenessScheduler.start();
            }
        }

        @Override
        public void stop() throws Exception {
            if (config.isWorker()) {
                taskDriver.stop();
            }
            if (config.isScheduler()) {
                detectionJobScheduler.shutdown();
            }
            if (config.isMonitor()) {
                monitorJobScheduler.stop();
            }
            if (config.isAlert()) {
                alertJobScheduler.shutdown();
                alertJobSchedulerV2.shutdown();
            }
            if (config.isMerger()) {
                anomalyMergeExecutor.stop();
            }
            if (config.isAutoload()) {
                autoLoadPinotMetricsService.shutdown();
            }
            if (config.isDataCompleteness()) {
                dataCompletenessScheduler.shutdown();
            }
        }
    });
}

Example 63 with ScheduledExecutorService

use of java.util.concurrent.ScheduledExecutorService in project pinot by linkedin.

the class AnomalyReportDriver method main.

public static void main(String[] args) throws Exception {
    Runnable job = new Runnable() {

        @Override
        public void run() {
            try {
                System.out.println("Running report generation");
                runReportGenerator();
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
    };
    ScheduledExecutorService scheduler = Executors.newScheduledThreadPool(1);
    long delaySeconds = (getNextExecutionTime().getTime() - System.currentTimeMillis()) / 1000;
    // Repeat every 4 hours
    // scheduler.scheduleAtFixedRate(job, delaySeconds, TimeUnit.HOURS.toSeconds(4), TimeUnit.SECONDS);
    // Repeat every Day
    scheduler.scheduleAtFixedRate(job, delaySeconds, TimeUnit.DAYS.toSeconds(1), TimeUnit.SECONDS);
    System.out.println("Press q to quit");
    int ch = System.in.read();
    while (ch != 'q') {
        System.out.println("Press q to quit, next execution time : " + getNextExecutionTime());
        ch = System.in.read();
    }
    System.exit(-1);
}

Example 64 with ScheduledExecutorService

use of java.util.concurrent.ScheduledExecutorService in project rest.li by linkedin.

the class SimpleLoadBalancerTest method testLoadBalancerSmoke.

@Test(groups = { "small", "back-end" })
public void testLoadBalancerSmoke() throws URISyntaxException, ServiceUnavailableException, InterruptedException, ExecutionException {
    for (int tryAgain = 0; tryAgain < 1000; ++tryAgain) {
        Map<String, LoadBalancerStrategyFactory<? extends LoadBalancerStrategy>> loadBalancerStrategyFactories = new HashMap<String, LoadBalancerStrategyFactory<? extends LoadBalancerStrategy>>();
        Map<String, TransportClientFactory> clientFactories = new HashMap<String, TransportClientFactory>();
        List<String> prioritizedSchemes = new ArrayList<String>();
        MockStore<ServiceProperties> serviceRegistry = new MockStore<ServiceProperties>();
        MockStore<ClusterProperties> clusterRegistry = new MockStore<ClusterProperties>();
        MockStore<UriProperties> uriRegistry = new MockStore<UriProperties>();
        ScheduledExecutorService executorService = new SynchronousExecutorService();
        //loadBalancerStrategyFactories.put("rr", new RandomLoadBalancerStrategyFactory());
        loadBalancerStrategyFactories.put("degrader", new DegraderLoadBalancerStrategyFactoryV3());
        // PrpcClientFactory();
        // new
        clientFactories.put("http", new DoNothingClientFactory());
        // HttpClientFactory();
        SimpleLoadBalancerState state = new SimpleLoadBalancerState(executorService, uriRegistry, clusterRegistry, serviceRegistry, clientFactories, loadBalancerStrategyFactories);
        SimpleLoadBalancer loadBalancer = new SimpleLoadBalancer(state, 5, TimeUnit.SECONDS);
        FutureCallback<None> balancerCallback = new FutureCallback<None>();
        loadBalancer.start(balancerCallback);
        balancerCallback.get();
        URI uri1 = URI.create("http://test.qa1.com:1234");
        URI uri2 = URI.create("http://test.qa2.com:2345");
        URI uri3 = URI.create("http://test.qa3.com:6789");
        Map<Integer, PartitionData> partitionData = new HashMap<Integer, PartitionData>(1);
        partitionData.put(DefaultPartitionAccessor.DEFAULT_PARTITION_ID, new PartitionData(1d));
        Map<URI, Map<Integer, PartitionData>> uriData = new HashMap<URI, Map<Integer, PartitionData>>(3);
        uriData.put(uri1, partitionData);
        uriData.put(uri2, partitionData);
        uriData.put(uri3, partitionData);
        prioritizedSchemes.add("http");
        clusterRegistry.put("cluster-1", new ClusterProperties("cluster-1"));
        serviceRegistry.put("foo", new ServiceProperties("foo", "cluster-1", "/foo", Arrays.asList("degrader"), Collections.<String, Object>emptyMap(), null, null, prioritizedSchemes, null));
        uriRegistry.put("cluster-1", new UriProperties("cluster-1", uriData));
        URI expectedUri1 = URI.create("http://test.qa1.com:1234/foo");
        URI expectedUri2 = URI.create("http://test.qa2.com:2345/foo");
        URI expectedUri3 = URI.create("http://test.qa3.com:6789/foo");
        Set<URI> expectedUris = new HashSet<URI>();
        expectedUris.add(expectedUri1);
        expectedUris.add(expectedUri2);
        expectedUris.add(expectedUri3);
        for (int i = 0; i < 100; ++i) {
            RewriteClient client = (RewriteClient) loadBalancer.getClient(new URIRequest("d2://foo/52"), new RequestContext());
            assertTrue(expectedUris.contains(client.getUri()));
            assertEquals(client.getUri().getScheme(), "http");
        }
        final CountDownLatch latch = new CountDownLatch(1);
        PropertyEventShutdownCallback callback = new PropertyEventShutdownCallback() {

            @Override
            public void done() {
                latch.countDown();
            }
        };
        state.shutdown(callback);
        if (!latch.await(60, TimeUnit.SECONDS)) {
            fail("unable to shutdown state");
        }
        executorService.shutdownNow();
        assertTrue(executorService.isShutdown(), "ExecutorService should have shut down!");
    }
}

Example 65 with ScheduledExecutorService

use of java.util.concurrent.ScheduledExecutorService in project rest.li by linkedin.

the class SimpleLoadBalancerTest method testLoadBalancerDropRate.

/**
   * This test simulates dropping requests by playing with OverrideDropRate in config
   *
   */
@Test(groups = { "small", "back-end" })
public void testLoadBalancerDropRate() throws ServiceUnavailableException, ExecutionException, InterruptedException {
    final int RETRY = 10;
    for (int tryAgain = 0; tryAgain < RETRY; ++tryAgain) {
        Map<String, LoadBalancerStrategyFactory<? extends LoadBalancerStrategy>> loadBalancerStrategyFactories = new HashMap<String, LoadBalancerStrategyFactory<? extends LoadBalancerStrategy>>();
        Map<String, TransportClientFactory> clientFactories = new HashMap<String, TransportClientFactory>();
        List<String> prioritizedSchemes = new ArrayList<String>();
        MockStore<ServiceProperties> serviceRegistry = new MockStore<ServiceProperties>();
        MockStore<ClusterProperties> clusterRegistry = new MockStore<ClusterProperties>();
        MockStore<UriProperties> uriRegistry = new MockStore<UriProperties>();
        ScheduledExecutorService executorService = new SynchronousExecutorService();
        //loadBalancerStrategyFactories.put("rr", new RandomLoadBalancerStrategyFactory());
        loadBalancerStrategyFactories.put("degrader", new DegraderLoadBalancerStrategyFactoryV3());
        // PrpcClientFactory();
        // new
        clientFactories.put("http", new DoNothingClientFactory());
        // HttpClientFactory();
        SimpleLoadBalancerState state = new SimpleLoadBalancerState(executorService, uriRegistry, clusterRegistry, serviceRegistry, clientFactories, loadBalancerStrategyFactories);
        SimpleLoadBalancer loadBalancer = new SimpleLoadBalancer(state, 5, TimeUnit.SECONDS);
        FutureCallback<None> balancerCallback = new FutureCallback<None>();
        loadBalancer.start(balancerCallback);
        balancerCallback.get();
        URI uri1 = URI.create("http://test.qa1.com:1234");
        URI uri2 = URI.create("http://test.qa2.com:2345");
        URI uri3 = URI.create("http://test.qa3.com:6789");
        Map<Integer, PartitionData> partitionData = new HashMap<Integer, PartitionData>(1);
        partitionData.put(DefaultPartitionAccessor.DEFAULT_PARTITION_ID, new PartitionData(1d));
        Map<URI, Map<Integer, PartitionData>> uriData = new HashMap<URI, Map<Integer, PartitionData>>(3);
        uriData.put(uri1, partitionData);
        uriData.put(uri2, partitionData);
        uriData.put(uri3, partitionData);
        prioritizedSchemes.add("http");
        clusterRegistry.put("cluster-1", new ClusterProperties("cluster-1"));
        serviceRegistry.put("foo", new ServiceProperties("foo", "cluster-1", "/foo", Arrays.asList("degrader"), Collections.<String, Object>emptyMap(), null, null, prioritizedSchemes, null));
        uriRegistry.put("cluster-1", new UriProperties("cluster-1", uriData));
        URI expectedUri1 = URI.create("http://test.qa1.com:1234/foo");
        URI expectedUri2 = URI.create("http://test.qa2.com:2345/foo");
        URI expectedUri3 = URI.create("http://test.qa3.com:6789/foo");
        Set<URI> expectedUris = new HashSet<URI>();
        expectedUris.add(expectedUri1);
        expectedUris.add(expectedUri2);
        expectedUris.add(expectedUri3);
        Random random = new Random();
        for (int i = 0; i < 100; ++i) {
            try {
                RewriteClient client = (RewriteClient) loadBalancer.getClient(new URIRequest("d2://foo/52"), new RequestContext());
                TrackerClient tClient = (TrackerClient) client.getWrappedClient();
                DegraderImpl degrader = (DegraderImpl) tClient.getDegrader(DefaultPartitionAccessor.DEFAULT_PARTITION_ID);
                DegraderImpl.Config cfg = new DegraderImpl.Config(degrader.getConfig());
                // Change DropRate to 0.0 at the rate of 1/3
                cfg.setOverrideDropRate((random.nextInt(2) == 0) ? 1.0 : 0.0);
                degrader.setConfig(cfg);
                assertTrue(expectedUris.contains(client.getUri()));
                assertEquals(client.getUri().getScheme(), "http");
            } catch (ServiceUnavailableException e) {
                assertTrue(e.toString().contains("in a bad state (high latency/high error)"));
            }
        }
        final CountDownLatch latch = new CountDownLatch(1);
        PropertyEventShutdownCallback callback = new PropertyEventShutdownCallback() {

            @Override
            public void done() {
                latch.countDown();
            }
        };
        state.shutdown(callback);
        if (!latch.await(60, TimeUnit.SECONDS)) {
            fail("unable to shutdown state");
        }
        executorService.shutdownNow();
        assertTrue(executorService.isShutdown(), "ExecutorService should have shut down!");
    }
}