Examples with Topologies org.apache.storm.scheduler.Topologies used on opensource projects

Example 61 with Topologies

use of org.apache.storm.scheduler.Topologies in project storm by apache.

the class TestGenericResourceAwareStrategy method testAntiAffinityWithMultipleTopologies.

@Test
public void testAntiAffinityWithMultipleTopologies() {
    INimbus iNimbus = new INimbusTest();
    Map<String, SupervisorDetails> supMap = genSupervisorsWithRacks(1, 40, 66, 0, 0, 4700, 226200, new HashMap<>());
    HashMap<String, Double> extraResources = new HashMap<>();
    extraResources.put("my.gpu", 1.0);
    supMap.putAll(genSupervisorsWithRacks(1, 40, 66, 1, 0, 4700, 226200, extraResources));
    Config config = new Config();
    config.putAll(createGrasClusterConfig(88, 775, 25, null, null));
    scheduler = new ResourceAwareScheduler();
    scheduler.prepare(config, new StormMetricsRegistry());
    TopologyDetails tdSimple = genTopology("topology-simple", config, 1, 5, 100, 300, 0, 0, "user", 8192);
    // Schedule the simple topology first
    Topologies topologies = new Topologies(tdSimple);
    Cluster cluster = new Cluster(iNimbus, new ResourceMetrics(new StormMetricsRegistry()), supMap, new HashMap<>(), topologies, config);
    scheduler.schedule(topologies, cluster);
    TopologyBuilder builder = topologyBuilder(1, 5, 100, 300);
    builder.setBolt("gpu-bolt", new TestBolt(), 40).addResource("my.gpu", 1.0).shuffleGrouping("spout-0");
    TopologyDetails tdGpu = topoToTopologyDetails("topology-gpu", config, builder.createTopology(), 0, 0, "user", 8192);
    // Now schedule GPU but with the simple topology in place.
    topologies = new Topologies(tdSimple, tdGpu);
    cluster = new Cluster(cluster, topologies);
    scheduler.schedule(topologies, cluster);
    Map<String, SchedulerAssignment> assignments = new TreeMap<>(cluster.getAssignments());
    assertEquals(2, assignments.size());
    Map<String, Map<String, AtomicLong>> topoPerRackCount = new HashMap<>();
    for (Entry<String, SchedulerAssignment> entry : assignments.entrySet()) {
        SchedulerAssignment sa = entry.getValue();
        Map<String, AtomicLong> slotsPerRack = new TreeMap<>();
        for (WorkerSlot slot : sa.getSlots()) {
            String nodeId = slot.getNodeId();
            String rack = supervisorIdToRackName(nodeId);
            slotsPerRack.computeIfAbsent(rack, (r) -> new AtomicLong(0)).incrementAndGet();
        }
        LOG.info("{} => {}", entry.getKey(), slotsPerRack);
        topoPerRackCount.put(entry.getKey(), slotsPerRack);
    }
    Map<String, AtomicLong> simpleCount = topoPerRackCount.get("topology-simple-0");
    assertNotNull(simpleCount);
    // Because the simple topology was scheduled first we want to be sure that it didn't put anything on
    // the GPU nodes.
    // Only 1 rack is in use
    assertEquals(1, simpleCount.size());
    // r001 is the second rack with GPUs
    assertFalse(simpleCount.containsKey("r001"));
    // r000 is the first rack with no GPUs
    assertTrue(simpleCount.containsKey("r000"));
// We don't really care too much about the scheduling of topology-gpu-0, because it was scheduled.
}

Example 62 with Topologies

use of org.apache.storm.scheduler.Topologies in project storm by apache.

the class TestLargeCluster method testLargeCluster.

/**
 * Create a large cluster, read topologies and configuration from resource directory and schedule.
 *
 * @throws Exception upon error.
 */
@Test
public void testLargeCluster() throws Exception {
    for (TEST_CLUSTER_NAME testClusterName : TEST_CLUSTER_NAME.values()) {
        LOG.info("********************************************");
        LOG.info("testLargeCluster: Start Processing cluster {}", testClusterName.getClusterName());
        String resourcePath = testClusterName.getResourcePath();
        Map<String, SupervisorDetails> supervisors = createSupervisors(testClusterName, 0);
        TopologyDetails[] topoDetailsArray = createTopoDetailsArray(resourcePath, false);
        Assert.assertTrue("No topologies found for cluster " + testClusterName.getClusterName(), topoDetailsArray.length > 0);
        Topologies topologies = new Topologies(topoDetailsArray);
        Config confWithDefaultStrategy = new Config();
        confWithDefaultStrategy.putAll(topoDetailsArray[0].getConf());
        confWithDefaultStrategy.put(Config.TOPOLOGY_SCHEDULER_STRATEGY, DefaultResourceAwareStrategy.class.getName());
        confWithDefaultStrategy.put(Config.STORM_NETWORK_TOPOGRAPHY_PLUGIN, TestUtilsForResourceAwareScheduler.GenSupervisorsDnsToSwitchMapping.class.getName());
        INimbus iNimbus = new INimbusTest();
        Cluster cluster = new Cluster(iNimbus, new ResourceMetrics(new StormMetricsRegistry()), supervisors, new HashMap<>(), topologies, confWithDefaultStrategy);
        scheduler = new ResourceAwareScheduler();
        List<Class> classesToDebug = Arrays.asList(DefaultResourceAwareStrategy.class, GenericResourceAwareStrategy.class, ResourceAwareScheduler.class, Cluster.class);
        // switch to Level.DEBUG for verbose otherwise Level.INFO
        Level logLevel = Level.INFO;
        classesToDebug.forEach(x -> Configurator.setLevel(x.getName(), logLevel));
        long startTime = System.currentTimeMillis();
        scheduler.prepare(confWithDefaultStrategy, new StormMetricsRegistry());
        scheduler.schedule(topologies, cluster);
        long endTime = System.currentTimeMillis();
        LOG.info("Cluster={} Scheduling Time: {} topologies in {} seconds", testClusterName.getClusterName(), topoDetailsArray.length, (endTime - startTime) / 1000.0);
        for (TopologyDetails td : topoDetailsArray) {
            TestUtilsForResourceAwareScheduler.assertTopologiesFullyScheduled(cluster, td.getName());
        }
        // Remove topology and reschedule it
        for (int i = 0; i < topoDetailsArray.length; i++) {
            startTime = System.currentTimeMillis();
            TopologyDetails topoDetails = topoDetailsArray[i];
            cluster.unassign(topoDetails.getId());
            LOG.info("Cluster={},  ({}) Removed topology {}", testClusterName.getClusterName(), i, topoDetails.getName());
            IScheduler rescheduler = new ResourceAwareScheduler();
            rescheduler.prepare(confWithDefaultStrategy, new StormMetricsRegistry());
            rescheduler.schedule(topologies, cluster);
            TestUtilsForResourceAwareScheduler.assertTopologiesFullyScheduled(cluster, topoDetails.getName());
            endTime = System.currentTimeMillis();
            LOG.info("Cluster={}, ({}) Scheduling Time: Removed topology {} and rescheduled in {} seconds", testClusterName.getClusterName(), i, topoDetails.getName(), (endTime - startTime) / 1000.0);
        }
        classesToDebug.forEach(x -> Configurator.setLevel(x.getName(), Level.INFO));
        LOG.info("testLargeCluster: End Processing cluster {}", testClusterName.getClusterName());
        LOG.info("********************************************");
    }
}

Example 63 with Topologies

use of org.apache.storm.scheduler.Topologies in project storm by apache.

the class TestDefaultEvictionStrategy method testEvictTopologyFromItself.

/**
 * If topologies from other users cannot be evicted to make space
 * check if there is a topology with lower priority that can be evicted from the current user
 */
@Test
public void testEvictTopologyFromItself() {
    INimbus iNimbus = new INimbusTest();
    Map<String, SupervisorDetails> supMap = genSupervisors(4, 4, 100, 1000);
    Map<String, Map<String, Number>> resourceUserPool = userResourcePool(userRes("jerry", 200, 2000), userRes("bobby", 100, 1000), userRes("derek", 100, 1000));
    Config config = createClusterConfig(100, 500, 500, resourceUserPool);
    Topologies topologies = new Topologies(genTopology("topo-1", config, 1, 0, 1, 0, currentTime - 2, 20, "jerry"), genTopology("topo-2", config, 1, 0, 1, 0, currentTime - 2, 20, "jerry"), genTopology("topo-5", config, 1, 0, 1, 0, currentTime - 2, 10, "bobby"), genTopology("topo-6", config, 1, 0, 1, 0, currentTime - 2, 29, "derek"));
    Cluster cluster = new Cluster(iNimbus, new ResourceMetrics(new StormMetricsRegistry()), supMap, new HashMap<>(), topologies, config);
    scheduler = new ResourceAwareScheduler();
    scheduler.prepare(config, new StormMetricsRegistry());
    LOG.info("\n\n\t\tScheduling topos 1,2,5,6");
    scheduler.schedule(topologies, cluster);
    LOG.info("\n\n\t\tDone Scheduling...");
    assertTopologiesFullyScheduled(cluster, "topo-1", "topo-2", "topo-5", "topo-6");
    // user jerry submits another topology into a full cluster
    // topo3 should not be able to scheduled
    topologies = addTopologies(topologies, genTopology("topo-3", config, 1, 0, 1, 0, currentTime - 2, 29, "jerry"));
    cluster = new Cluster(cluster, topologies);
    LOG.info("\n\n\t\tScheduling topos 1,2,3,5,6");
    scheduler.schedule(topologies, cluster);
    LOG.info("\n\n\t\tDone Scheduling...");
    assertTopologiesFullyScheduled(cluster, "topo-1", "topo-2", "topo-5", "topo-6");
    assertTopologiesNotScheduled(cluster, "topo-3");
    // user jerry submits another topology but this one should be scheduled since it has higher priority than than the
    // rest of jerry's running topologies
    topologies = addTopologies(topologies, genTopology("topo-4", config, 1, 0, 1, 0, currentTime - 2, 10, "jerry"));
    cluster = new Cluster(cluster, topologies);
    LOG.info("\n\n\t\tScheduling topos 1-6");
    scheduler.schedule(topologies, cluster);
    LOG.info("\n\n\t\tDone Scheduling...");
    assertTopologiesFullyScheduled(cluster, "topo-1", "topo-4", "topo-5", "topo-6");
    assertTopologiesNotScheduled(cluster, "topo-2", "topo-3");
}

Example 64 with Topologies

use of org.apache.storm.scheduler.Topologies in project storm by apache.

the class TestDefaultEvictionStrategy method testEvictMultipleTopologies.

@Test
public void testEvictMultipleTopologies() {
    INimbus iNimbus = new INimbusTest();
    Map<String, SupervisorDetails> supMap = genSupervisors(4, 4, 100, 1000);
    Map<String, Map<String, Number>> resourceUserPool = userResourcePool(userRes("jerry", 200, 2000), userRes("derek", 100, 1000));
    Config config = createClusterConfig(100, 500, 500, resourceUserPool);
    Topologies topologies = new Topologies(genTopology("topo-2", config, 1, 0, 1, 0, currentTime - 2, 10, "bobby"), genTopology("topo-3", config, 1, 0, 1, 0, currentTime - 2, 20, "bobby"), genTopology("topo-4", config, 1, 0, 1, 0, currentTime - 2, 29, "derek"), genTopology("topo-5", config, 1, 0, 1, 0, currentTime - 2, 29, "derek"));
    Cluster cluster = new Cluster(iNimbus, new ResourceMetrics(new StormMetricsRegistry()), supMap, new HashMap<>(), topologies, config);
    scheduler = new ResourceAwareScheduler();
    scheduler.prepare(config, new StormMetricsRegistry());
    LOG.info("\n\n\t\tScheduling topos 2 to 5...");
    scheduler.schedule(topologies, cluster);
    LOG.info("\n\n\t\tDone scheduling...");
    assertTopologiesFullyScheduled(cluster, "topo-2", "topo-3", "topo-4", "topo-5");
    // user jerry submits another topology
    topologies = addTopologies(topologies, genTopology("topo-1", config, 2, 0, 1, 0, currentTime - 2, 10, "jerry"));
    cluster = new Cluster(cluster, topologies);
    LOG.info("\n\n\t\tScheduling topos 1 to 5");
    scheduler.schedule(topologies, cluster);
    LOG.info("\n\n\t\tDone scheduling...");
    // bobby has no guarantee so topo-2 and topo-3 evicted
    assertTopologiesFullyScheduled(cluster, "topo-1", "topo-4", "topo-5");
    assertTopologiesNotScheduled(cluster, "topo-2", "topo-3");
}

Example 65 with Topologies

use of org.apache.storm.scheduler.Topologies in project storm by apache.

the class TestGenericResourceAwareSchedulingPriorityStrategy method testDefaultSchedulingPriorityStrategyEvicting.

/*
     * DefaultSchedulingPriorityStrategy does not take generic resources into account when calculating score
     * So even if a user is requesting a lot of generic resources other than CPU and memory, scheduler will still score it very low and kick out other topologies
     *
     *  Ethan asks for medium cpu and memory while Rui asks for little cpu and memory but heavy generic resource
     *  However, Rui's generic request can not be met and default scoring system is not taking generic resources into account,
     *  so the score of Rui's new topo will be much lower than all Ethan's topos'.
     *  Then all Ethan's topo will be evicted in trying to make rooms for Rui.
     */
@Test
public void testDefaultSchedulingPriorityStrategyEvicting() {
    Map<String, Double> requestedgenericResourcesMap = new HashMap<>();
    requestedgenericResourcesMap.put("generic.resource.1", 40.0);
    Config ruiConf = createGrasClusterConfig(10, 10, 10, null, requestedgenericResourcesMap);
    Config ethanConf = createGrasClusterConfig(60, 200, 300, null, Collections.emptyMap());
    Topologies topologies = new Topologies(genTopology("ethan-topo-1", ethanConf, 1, 0, 1, 0, currentTime - 2, 10, "ethan"), genTopology("ethan-topo-2", ethanConf, 1, 0, 1, 0, currentTime - 2, 20, "ethan"), genTopology("ethan-topo-3", ethanConf, 1, 0, 1, 0, currentTime - 2, 28, "ethan"), genTopology("ethan-topo-4", ethanConf, 1, 0, 1, 0, currentTime - 2, 29, "ethan"));
    Topologies withNewTopo = addTopologies(topologies, genTopology("rui-topo-1", ruiConf, 1, 0, 5, 0, currentTime - 2, 10, "rui"));
    Config config = mkClusterConfig(DefaultSchedulingPriorityStrategy.class.getName());
    Cluster cluster = mkTestCluster(topologies, config);
    scheduler = new ResourceAwareScheduler();
    scheduler.prepare(config, new StormMetricsRegistry());
    scheduler.schedule(topologies, cluster);
    assertTopologiesFullyScheduled(cluster, "ethan-topo-1", "ethan-topo-2", "ethan-topo-3", "ethan-topo-4");
    cluster = new Cluster(cluster, withNewTopo);
    scheduler.schedule(withNewTopo, cluster);
    Map<String, Set<String>> evictedTopos = ((ResourceAwareScheduler) scheduler).getEvictedTopologiesMap();
    assertTopologiesFullyScheduled(cluster, "ethan-topo-1", "ethan-topo-2", "ethan-topo-3", "ethan-topo-4");
    assertTopologiesBeenEvicted(cluster, collectMapValues(evictedTopos), "ethan-topo-1", "ethan-topo-2", "ethan-topo-3", "ethan-topo-4");
    assertTopologiesNotScheduled(cluster, "rui-topo-1");
}