Examples with ResourceAwareScheduler org.apache.storm.scheduler.resource.ResourceAwareScheduler used on opensource projects

Example 16 with ResourceAwareScheduler

use of org.apache.storm.scheduler.resource.ResourceAwareScheduler in project storm by apache.

the class TestDefaultEvictionStrategy method testEviction.

/**
 * The resources in the cluster are limited. In the first round of scheduling, all resources in the cluster is used.
 * User jerry submits another topology.  Since user jerry has his resource guarantees satisfied, and user bobby
 * has exceeded his resource guarantee, topo-3 from user bobby should be evicted.
 */
@Test
public void testEviction() {
    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", 200, 2000));
    Config config = createClusterConfig(100, 500, 500, resourceUserPool);
    Topologies topologies = new Topologies(genTopology("topo-1", config, 1, 0, 1, 0, currentTime - 2, 10, "jerry"), 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"));
    Cluster cluster = new Cluster(iNimbus, new ResourceMetrics(new StormMetricsRegistry()), supMap, new HashMap<>(), topologies, config);
    scheduler = new ResourceAwareScheduler();
    scheduler.prepare(config, new StormMetricsRegistry());
    scheduler.schedule(topologies, cluster);
    assertTopologiesFullyScheduled(cluster, "topo-1", "topo-2", "topo-3", "topo-4");
    // user jerry submits another topology
    topologies = addTopologies(topologies, genTopology("topo-6", config, 1, 0, 1, 0, currentTime - 2, 20, "jerry"));
    cluster = new Cluster(cluster, topologies);
    scheduler.schedule(topologies, cluster);
    // topo-3 evicted (lowest priority)
    assertTopologiesFullyScheduled(cluster, "topo-1", "topo-2", "topo-4", "topo-6");
    assertTopologiesNotScheduled(cluster, "topo-3");
}

Example 17 with ResourceAwareScheduler

use of org.apache.storm.scheduler.resource.ResourceAwareScheduler in project storm by apache.

the class TestDefaultEvictionStrategy method testOverGuaranteeEviction.

/**
 * If users are above his or her guarantee, check if topology eviction works correctly
 */
@Test
public void testOverGuaranteeEviction() {
    INimbus iNimbus = new INimbusTest();
    Map<String, SupervisorDetails> supMap = genSupervisors(4, 4, 100, 1000);
    Map<String, Map<String, Number>> resourceUserPool = userResourcePool(userRes("jerry", 70, 700), userRes("bobby", 100, 1000), userRes("derek", 25, 250));
    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-3", config, 1, 0, 1, 0, currentTime - 2, 10, "bobby"), genTopology("topo-4", config, 1, 0, 1, 0, currentTime - 2, 10, "bobby"), 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 1,3,4,5");
    scheduler.schedule(topologies, cluster);
    LOG.info("\n\n\t\tDone scheduling...");
    assertTopologiesFullyScheduled(cluster, "topo-1", "topo-3", "topo-4", "topo-5");
    // user derek submits another topology into a full cluster
    // topo6 should not be able to scheduled initially, but since topo6 has higher priority than topo5
    // topo5 will be evicted so that topo6 can be scheduled
    topologies = addTopologies(topologies, genTopology("topo-6", config, 1, 0, 1, 0, currentTime - 2, 10, "derek"));
    cluster = new Cluster(cluster, topologies);
    LOG.info("\n\n\t\tScheduling topos 1,3,4,5,6");
    scheduler.schedule(topologies, cluster);
    LOG.info("\n\n\t\tDone scheduling...");
    assertTopologiesFullyScheduled(cluster, "topo-1", "topo-3", "topo-4", "topo-6");
    assertTopologiesNotScheduled(cluster, "topo-5");
    // user jerry submits topo2
    topologies = addTopologies(topologies, genTopology("topo-2", config, 1, 0, 1, 0, currentTime - 2, 20, "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-3", "topo-4", "topo-6");
    assertTopologiesNotScheduled(cluster, "topo-2", "topo-5");
}

Example 18 with ResourceAwareScheduler

use of org.apache.storm.scheduler.resource.ResourceAwareScheduler in project storm by apache.

the class TestDefaultEvictionStrategy method testEvictMultipleTopologiesFromMultipleUsersInCorrectOrder.

@Test
public void testEvictMultipleTopologiesFromMultipleUsersInCorrectOrder() {
    INimbus iNimbus = new INimbusTest();
    Map<String, SupervisorDetails> supMap = genSupervisors(4, 4, 100, 1000);
    Map<String, Map<String, Number>> resourceUserPool = userResourcePool(userRes("jerry", 300, 3000), 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 - 15, 29, "derek"));
    Cluster cluster = new Cluster(iNimbus, new ResourceMetrics(new StormMetricsRegistry()), supMap, new HashMap<>(), topologies, config);
    scheduler = new ResourceAwareScheduler();
    scheduler.prepare(config, new StormMetricsRegistry());
    scheduler.schedule(topologies, cluster);
    assertTopologiesFullyScheduled(cluster, "topo-2", "topo-3", "topo-4", "topo-5");
    // user jerry submits another topology
    topologies = addTopologies(topologies, genTopology("topo-1", config, 1, 0, 1, 0, currentTime - 2, 10, "jerry"));
    cluster = new Cluster(cluster, topologies);
    scheduler.schedule(topologies, cluster);
    // topo-3 evicted since user bobby don't have any resource guarantees and topo-3 is the lowest priority for user bobby
    assertTopologiesFullyScheduled(cluster, "topo-1", "topo-2", "topo-4", "topo-5");
    assertTopologiesNotScheduled(cluster, "topo-3");
    topologies = addTopologies(topologies, genTopology("topo-6", config, 1, 0, 1, 0, currentTime - 2, 10, "jerry"));
    cluster = new Cluster(cluster, topologies);
    scheduler.schedule(topologies, cluster);
    // topo-2 evicted since user bobby don't have any resource guarantees and topo-2 is the next lowest priority for user bobby
    assertTopologiesFullyScheduled(cluster, "topo-1", "topo-4", "topo-5");
    assertTopologiesNotScheduled(cluster, "topo-2", "topo-3");
    topologies = addTopologies(topologies, genTopology("topo-7", config, 1, 0, 1, 0, currentTime - 2, 10, "jerry"));
    cluster = new Cluster(cluster, topologies);
    scheduler.schedule(topologies, cluster);
    // since user derek has exceeded his resource guarantee while user jerry has not topo-5 or topo-4 could be evicted because they have the same priority
    // but topo-4 was submitted earlier thus we choose that one to evict (somewhat arbitrary)
    assertTopologiesFullyScheduled(cluster, "topo-1", "topo-5", "topo-7");
    assertTopologiesNotScheduled(cluster, "topo-2", "topo-3", "topo-4");
}

Example 19 with ResourceAwareScheduler

use of org.apache.storm.scheduler.resource.ResourceAwareScheduler in project storm by apache.

the class TestGenericResourceAwareSchedulingPriorityStrategy method testGenericSchedulingPriorityStrategyEvicting.

/*
     * GenericResourceAwareSchedulingPriorityStrategy extend scoring formula to accommodate generic resources
     *
     *   Same setting as testDefaultSchedulingPriorityStrategyEvicting, but this time, new scoring system is taking generic resources into account,
     *   the score of rui's new topo will be higher than all Ethan's topos' due to its crazy generic request.
     *   At the end, all Ethan's topo will not be evicted as expected.
     */
@Test
public void testGenericSchedulingPriorityStrategyEvicting() {
    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(GenericResourceAwareSchedulingPriorityStrategy.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");
    assertTopologiesNotBeenEvicted(cluster, collectMapValues(evictedTopos), "ethan-topo-1", "ethan-topo-2", "ethan-topo-3", "ethan-topo-4");
    assertTopologiesNotScheduled(cluster, "rui-topo-1");
}

Example 20 with ResourceAwareScheduler

use of org.apache.storm.scheduler.resource.ResourceAwareScheduler in project storm by apache.

the class TestGenericResourceAwareSchedulingPriorityStrategy method testDefaultSchedulingPriorityStrategyNotEvicting.

/*
     * DefaultSchedulingPriorityStrategy will not evict topo as long as the resources request can be met
     *
     *  Ethan asks for heavy cpu and memory while Rui asks for little cpu and memory but heavy generic resource
     *  Since Rui's all types of resources request can be met, no eviction will happen.
    */
@Test
public void testDefaultSchedulingPriorityStrategyNotEvicting() {
    Map<String, Double> requestedgenericResourcesMap = new HashMap<>();
    requestedgenericResourcesMap.put("generic.resource.1", 40.0);
    // Use full memory and cpu of the cluster capacity
    Config ruiConf = createGrasClusterConfig(20, 50, 50, null, requestedgenericResourcesMap);
    Config ethanConf = createGrasClusterConfig(80, 400, 500, 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, 4, 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");
    assertTopologiesNotBeenEvicted(cluster, collectMapValues(evictedTopos), "ethan-topo-1", "ethan-topo-2", "ethan-topo-3", "ethan-topo-4");
    assertTopologiesFullyScheduled(cluster, "rui-topo-1");
}