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

Example 1 with Cluster

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

the class TestResourceAwareScheduler method TestMultipleSpoutsAndCyclicTopologies.

/**
     * Test multiple spouts and cyclic topologies
     */
@Test
public void TestMultipleSpoutsAndCyclicTopologies() {
    TopologyBuilder builder = new TopologyBuilder();
    SpoutDeclarer s1 = builder.setSpout("spout-1", new TestUtilsForResourceAwareScheduler.TestSpout(), 5);
    SpoutDeclarer s2 = builder.setSpout("spout-2", new TestUtilsForResourceAwareScheduler.TestSpout(), 5);
    BoltDeclarer b1 = builder.setBolt("bolt-1", new TestUtilsForResourceAwareScheduler.TestBolt(), 5).shuffleGrouping("spout-1").shuffleGrouping("bolt-3");
    BoltDeclarer b2 = builder.setBolt("bolt-2", new TestUtilsForResourceAwareScheduler.TestBolt(), 5).shuffleGrouping("bolt-1");
    BoltDeclarer b3 = builder.setBolt("bolt-3", new TestUtilsForResourceAwareScheduler.TestBolt(), 5).shuffleGrouping("bolt-2").shuffleGrouping("spout-2");
    INimbus iNimbus = new TestUtilsForResourceAwareScheduler.INimbusTest();
    Map<String, Number> resourceMap = new HashMap<String, Number>();
    resourceMap.put(Config.SUPERVISOR_CPU_CAPACITY, 100.0);
    resourceMap.put(Config.SUPERVISOR_MEMORY_CAPACITY_MB, 1000.0);
    Map<String, SupervisorDetails> supMap = TestUtilsForResourceAwareScheduler.genSupervisors(25, 1, resourceMap);
    Config config = new Config();
    config.putAll(Utils.readDefaultConfig());
    config.put(Config.RESOURCE_AWARE_SCHEDULER_EVICTION_STRATEGY, org.apache.storm.scheduler.resource.strategies.eviction.DefaultEvictionStrategy.class.getName());
    config.put(Config.RESOURCE_AWARE_SCHEDULER_PRIORITY_STRATEGY, org.apache.storm.scheduler.resource.strategies.priority.DefaultSchedulingPriorityStrategy.class.getName());
    config.put(Config.TOPOLOGY_SCHEDULER_STRATEGY, org.apache.storm.scheduler.resource.strategies.scheduling.DefaultResourceAwareStrategy.class.getName());
    config.put(Config.TOPOLOGY_COMPONENT_CPU_PCORE_PERCENT, 100.0);
    config.put(Config.TOPOLOGY_COMPONENT_RESOURCES_OFFHEAP_MEMORY_MB, 500);
    config.put(Config.TOPOLOGY_COMPONENT_RESOURCES_ONHEAP_MEMORY_MB, 500);
    config.put(Config.TOPOLOGY_WORKER_MAX_HEAP_SIZE_MB, Double.MAX_VALUE);
    StormTopology stormTopology = builder.createTopology();
    TopologyDetails topo = new TopologyDetails("topo-1", config, stormTopology, 0, genExecsAndComps(stormTopology), 0);
    Cluster cluster = new Cluster(iNimbus, supMap, new HashMap<String, SchedulerAssignmentImpl>(), config);
    config.put(Config.TOPOLOGY_SUBMITTER_USER, "jerry");
    Map<String, TopologyDetails> topoMap = new HashMap<String, TopologyDetails>();
    topoMap.put(topo.getId(), topo);
    Topologies topologies = new Topologies(topoMap);
    ResourceAwareScheduler rs = new ResourceAwareScheduler();
    rs.prepare(config);
    rs.schedule(topologies, cluster);
    Assert.assertTrue("Topo scheduled?", cluster.getAssignmentById(topo.getId()) != null);
    Assert.assertEquals("Topo all executors scheduled?", 25, cluster.getAssignmentById(topo.getId()).getExecutorToSlot().size());
}

Example 2 with Cluster

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

the class TestResourceAwareScheduler method TestSchedulingAfterFailedScheduling.

/**
     * When the first topology failed to be scheduled make sure subsequent schedulings can still succeed
     */
@Test
public void TestSchedulingAfterFailedScheduling() {
    INimbus iNimbus = new TestUtilsForResourceAwareScheduler.INimbusTest();
    Map<String, Number> resourceMap = new HashMap<String, Number>();
    resourceMap.put(Config.SUPERVISOR_CPU_CAPACITY, 100.0);
    resourceMap.put(Config.SUPERVISOR_MEMORY_CAPACITY_MB, 1000.0);
    Map<String, SupervisorDetails> supMap = TestUtilsForResourceAwareScheduler.genSupervisors(8, 4, resourceMap);
    Config config = new Config();
    config.putAll(Utils.readDefaultConfig());
    config.put(Config.RESOURCE_AWARE_SCHEDULER_EVICTION_STRATEGY, org.apache.storm.scheduler.resource.strategies.eviction.DefaultEvictionStrategy.class.getName());
    config.put(Config.RESOURCE_AWARE_SCHEDULER_PRIORITY_STRATEGY, org.apache.storm.scheduler.resource.strategies.priority.DefaultSchedulingPriorityStrategy.class.getName());
    config.put(Config.TOPOLOGY_SCHEDULER_STRATEGY, org.apache.storm.scheduler.resource.strategies.scheduling.DefaultResourceAwareStrategy.class.getName());
    config.put(Config.TOPOLOGY_COMPONENT_CPU_PCORE_PERCENT, 100.0);
    config.put(Config.TOPOLOGY_COMPONENT_RESOURCES_OFFHEAP_MEMORY_MB, 500);
    config.put(Config.TOPOLOGY_COMPONENT_RESOURCES_ONHEAP_MEMORY_MB, 500);
    Cluster cluster = new Cluster(iNimbus, supMap, new HashMap<String, SchedulerAssignmentImpl>(), config);
    config.put(Config.TOPOLOGY_SUBMITTER_USER, "jerry");
    TopologyDetails topo1 = TestUtilsForResourceAwareScheduler.getTopology("topo-1", config, 8, 0, 2, 0, currentTime - 2, 10);
    TopologyDetails topo2 = TestUtilsForResourceAwareScheduler.getTopology("topo-2", config, 2, 0, 2, 0, currentTime - 2, 20);
    TopologyDetails topo3 = TestUtilsForResourceAwareScheduler.getTopology("topo-3", config, 1, 2, 1, 1, currentTime - 2, 20);
    Map<String, TopologyDetails> topoMap = new HashMap<String, TopologyDetails>();
    topoMap.put(topo1.getId(), topo1);
    topoMap.put(topo2.getId(), topo2);
    topoMap.put(topo3.getId(), topo3);
    Topologies topologies = new Topologies(topoMap);
    ResourceAwareScheduler rs = new ResourceAwareScheduler();
    rs.prepare(config);
    rs.schedule(topologies, cluster);
    Assert.assertTrue("Topo-2 scheduled?", cluster.getAssignmentById(topo2.getId()) != null);
    Assert.assertEquals("Topo-2 all executors scheduled?", 4, cluster.getAssignmentById(topo2.getId()).getExecutorToSlot().size());
    Assert.assertTrue("Topo-3 scheduled?", cluster.getAssignmentById(topo3.getId()) != null);
    Assert.assertEquals("Topo-3 all executors scheduled?", 3, cluster.getAssignmentById(topo3.getId()).getExecutorToSlot().size());
}

Example 3 with Cluster

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

the class TestResourceAwareScheduler method TestMultipleUsers.

@Test
public void TestMultipleUsers() {
    INimbus iNimbus = new TestUtilsForResourceAwareScheduler.INimbusTest();
    Map<String, Number> resourceMap = new HashMap<String, Number>();
    resourceMap.put(Config.SUPERVISOR_CPU_CAPACITY, 1000.0);
    resourceMap.put(Config.SUPERVISOR_MEMORY_CAPACITY_MB, 1024.0 * 10);
    Map<String, SupervisorDetails> supMap = TestUtilsForResourceAwareScheduler.genSupervisors(20, 4, resourceMap);
    Config config = new Config();
    config.putAll(Utils.readDefaultConfig());
    config.put(Config.RESOURCE_AWARE_SCHEDULER_EVICTION_STRATEGY, org.apache.storm.scheduler.resource.strategies.eviction.DefaultEvictionStrategy.class.getName());
    config.put(Config.RESOURCE_AWARE_SCHEDULER_PRIORITY_STRATEGY, org.apache.storm.scheduler.resource.strategies.priority.DefaultSchedulingPriorityStrategy.class.getName());
    config.put(Config.TOPOLOGY_SCHEDULER_STRATEGY, org.apache.storm.scheduler.resource.strategies.scheduling.DefaultResourceAwareStrategy.class.getName());
    Map<String, Map<String, Number>> resourceUserPool = new HashMap<String, Map<String, Number>>();
    resourceUserPool.put("jerry", new HashMap<String, Number>());
    resourceUserPool.get("jerry").put("cpu", 1000);
    resourceUserPool.get("jerry").put("memory", 8192.0);
    resourceUserPool.put("bobby", new HashMap<String, Number>());
    resourceUserPool.get("bobby").put("cpu", 10000.0);
    resourceUserPool.get("bobby").put("memory", 32768);
    resourceUserPool.put("derek", new HashMap<String, Number>());
    resourceUserPool.get("derek").put("cpu", 5000.0);
    resourceUserPool.get("derek").put("memory", 16384.0);
    config.put(Config.RESOURCE_AWARE_SCHEDULER_USER_POOLS, resourceUserPool);
    Cluster cluster = new Cluster(iNimbus, supMap, new HashMap<String, SchedulerAssignmentImpl>(), config);
    config.put(Config.TOPOLOGY_SUBMITTER_USER, "jerry");
    TopologyDetails topo1 = TestUtilsForResourceAwareScheduler.getTopology("topo-1", config, 5, 15, 1, 1, currentTime - 2, 20);
    TopologyDetails topo2 = TestUtilsForResourceAwareScheduler.getTopology("topo-2", config, 5, 15, 1, 1, currentTime - 8, 29);
    TopologyDetails topo3 = TestUtilsForResourceAwareScheduler.getTopology("topo-3", config, 5, 15, 1, 1, currentTime - 16, 29);
    TopologyDetails topo4 = TestUtilsForResourceAwareScheduler.getTopology("topo-4", config, 5, 15, 1, 1, currentTime - 16, 20);
    TopologyDetails topo5 = TestUtilsForResourceAwareScheduler.getTopology("topo-5", config, 5, 15, 1, 1, currentTime - 24, 29);
    config.put(Config.TOPOLOGY_SUBMITTER_USER, "bobby");
    TopologyDetails topo6 = TestUtilsForResourceAwareScheduler.getTopology("topo-6", config, 5, 15, 1, 1, currentTime - 2, 20);
    TopologyDetails topo7 = TestUtilsForResourceAwareScheduler.getTopology("topo-7", config, 5, 15, 1, 1, currentTime - 8, 29);
    TopologyDetails topo8 = TestUtilsForResourceAwareScheduler.getTopology("topo-8", config, 5, 15, 1, 1, currentTime - 16, 29);
    TopologyDetails topo9 = TestUtilsForResourceAwareScheduler.getTopology("topo-9", config, 5, 15, 1, 1, currentTime - 16, 20);
    TopologyDetails topo10 = TestUtilsForResourceAwareScheduler.getTopology("topo-10", config, 5, 15, 1, 1, currentTime - 24, 29);
    config.put(Config.TOPOLOGY_SUBMITTER_USER, "derek");
    TopologyDetails topo11 = TestUtilsForResourceAwareScheduler.getTopology("topo-11", config, 5, 15, 1, 1, currentTime - 2, 20);
    TopologyDetails topo12 = TestUtilsForResourceAwareScheduler.getTopology("topo-12", config, 5, 15, 1, 1, currentTime - 8, 29);
    TopologyDetails topo13 = TestUtilsForResourceAwareScheduler.getTopology("topo-13", config, 5, 15, 1, 1, currentTime - 16, 29);
    TopologyDetails topo14 = TestUtilsForResourceAwareScheduler.getTopology("topo-14", config, 5, 15, 1, 1, currentTime - 16, 20);
    TopologyDetails topo15 = TestUtilsForResourceAwareScheduler.getTopology("topo-15", config, 5, 15, 1, 1, currentTime - 24, 29);
    Map<String, TopologyDetails> topoMap = new HashMap<String, TopologyDetails>();
    topoMap.put(topo1.getId(), topo1);
    topoMap.put(topo2.getId(), topo2);
    topoMap.put(topo3.getId(), topo3);
    topoMap.put(topo4.getId(), topo4);
    topoMap.put(topo5.getId(), topo5);
    topoMap.put(topo6.getId(), topo6);
    topoMap.put(topo7.getId(), topo7);
    topoMap.put(topo8.getId(), topo8);
    topoMap.put(topo9.getId(), topo9);
    topoMap.put(topo10.getId(), topo10);
    topoMap.put(topo11.getId(), topo11);
    topoMap.put(topo12.getId(), topo12);
    topoMap.put(topo13.getId(), topo13);
    topoMap.put(topo14.getId(), topo14);
    topoMap.put(topo15.getId(), topo15);
    Topologies topologies = new Topologies(topoMap);
    ResourceAwareScheduler rs = new ResourceAwareScheduler();
    rs.prepare(config);
    rs.schedule(topologies, cluster);
    for (TopologyDetails topo : topoMap.values()) {
        Assert.assertTrue(TestUtilsForResourceAwareScheduler.assertStatusSuccess(cluster.getStatusMap().get(topo.getId())));
    }
    for (User user : rs.getUserMap().values()) {
        Assert.assertEquals(user.getTopologiesPending().size(), 0);
        Assert.assertEquals(user.getTopologiesRunning().size(), 5);
    }
}

Example 4 with Cluster

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

the class TestResourceAwareScheduler method TestFaultTolerance.

/**
     * Test correct behaviour when a supervisor dies.  Check if the scheduler handles it correctly and evicts the correct
     * topology when rescheduling the executors from the died supervisor
     */
@Test
public void TestFaultTolerance() {
    INimbus iNimbus = new TestUtilsForResourceAwareScheduler.INimbusTest();
    Map<String, Number> resourceMap = new HashMap<String, Number>();
    resourceMap.put(Config.SUPERVISOR_CPU_CAPACITY, 100.0);
    resourceMap.put(Config.SUPERVISOR_MEMORY_CAPACITY_MB, 1000.0);
    Map<String, SupervisorDetails> supMap = TestUtilsForResourceAwareScheduler.genSupervisors(6, 4, resourceMap);
    Config config = new Config();
    config.putAll(Utils.readDefaultConfig());
    config.put(Config.RESOURCE_AWARE_SCHEDULER_EVICTION_STRATEGY, org.apache.storm.scheduler.resource.strategies.eviction.DefaultEvictionStrategy.class.getName());
    config.put(Config.RESOURCE_AWARE_SCHEDULER_PRIORITY_STRATEGY, org.apache.storm.scheduler.resource.strategies.priority.DefaultSchedulingPriorityStrategy.class.getName());
    config.put(Config.TOPOLOGY_SCHEDULER_STRATEGY, org.apache.storm.scheduler.resource.strategies.scheduling.DefaultResourceAwareStrategy.class.getName());
    config.put(Config.TOPOLOGY_COMPONENT_CPU_PCORE_PERCENT, 100.0);
    config.put(Config.TOPOLOGY_COMPONENT_RESOURCES_OFFHEAP_MEMORY_MB, 500);
    config.put(Config.TOPOLOGY_COMPONENT_RESOURCES_ONHEAP_MEMORY_MB, 500);
    Map<String, Map<String, Number>> resourceUserPool = new HashMap<String, Map<String, Number>>();
    resourceUserPool.put("jerry", new HashMap<String, Number>());
    resourceUserPool.get("jerry").put("cpu", 50.0);
    resourceUserPool.get("jerry").put("memory", 500.0);
    resourceUserPool.put("bobby", new HashMap<String, Number>());
    resourceUserPool.get("bobby").put("cpu", 200.0);
    resourceUserPool.get("bobby").put("memory", 2000.0);
    resourceUserPool.put("derek", new HashMap<String, Number>());
    resourceUserPool.get("derek").put("cpu", 100.0);
    resourceUserPool.get("derek").put("memory", 1000.0);
    config.put(Config.RESOURCE_AWARE_SCHEDULER_USER_POOLS, resourceUserPool);
    Cluster cluster = new Cluster(iNimbus, supMap, new HashMap<String, SchedulerAssignmentImpl>(), config);
    config.put(Config.TOPOLOGY_SUBMITTER_USER, "jerry");
    TopologyDetails topo1 = TestUtilsForResourceAwareScheduler.getTopology("topo-1", config, 1, 0, 1, 0, currentTime - 2, 20);
    TopologyDetails topo2 = TestUtilsForResourceAwareScheduler.getTopology("topo-2", config, 1, 0, 1, 0, currentTime - 2, 20);
    config.put(Config.TOPOLOGY_SUBMITTER_USER, "bobby");
    TopologyDetails topo3 = TestUtilsForResourceAwareScheduler.getTopology("topo-3", config, 1, 0, 1, 0, currentTime - 2, 10);
    TopologyDetails topo4 = TestUtilsForResourceAwareScheduler.getTopology("topo-4", config, 1, 0, 1, 0, currentTime - 2, 10);
    config.put(Config.TOPOLOGY_SUBMITTER_USER, "derek");
    TopologyDetails topo5 = TestUtilsForResourceAwareScheduler.getTopology("topo-5", config, 1, 0, 1, 0, currentTime - 2, 29);
    TopologyDetails topo6 = TestUtilsForResourceAwareScheduler.getTopology("topo-6", config, 1, 0, 1, 0, currentTime - 2, 10);
    Map<String, TopologyDetails> topoMap = new HashMap<String, TopologyDetails>();
    topoMap.put(topo1.getId(), topo1);
    topoMap.put(topo2.getId(), topo2);
    topoMap.put(topo3.getId(), topo3);
    topoMap.put(topo4.getId(), topo4);
    topoMap.put(topo5.getId(), topo5);
    topoMap.put(topo6.getId(), topo6);
    Topologies topologies = new Topologies(topoMap);
    ResourceAwareScheduler rs = new ResourceAwareScheduler();
    rs.prepare(config);
    rs.schedule(topologies, cluster);
    for (TopologyDetails topo : rs.getUser("jerry").getTopologiesRunning()) {
        Assert.assertTrue("Assert scheduling topology success", TestUtilsForResourceAwareScheduler.assertStatusSuccess(cluster.getStatusMap().get(topo.getId())));
    }
    Assert.assertEquals("# of running topologies", 2, rs.getUser("jerry").getTopologiesRunning().size());
    Assert.assertEquals("# of pending topologies", 0, rs.getUser("jerry").getTopologiesPending().size());
    Assert.assertEquals("# of attempted topologies", 0, rs.getUser("jerry").getTopologiesAttempted().size());
    Assert.assertEquals("# of invalid topologies", 0, rs.getUser("jerry").getTopologiesInvalid().size());
    for (TopologyDetails topo : rs.getUser("derek").getTopologiesRunning()) {
        Assert.assertTrue("Assert scheduling topology success", TestUtilsForResourceAwareScheduler.assertStatusSuccess(cluster.getStatusMap().get(topo.getId())));
    }
    Assert.assertEquals("# of running topologies", 2, rs.getUser("derek").getTopologiesRunning().size());
    Assert.assertEquals("# of pending topologies", 0, rs.getUser("derek").getTopologiesPending().size());
    Assert.assertEquals("# of attempted topologies", 0, rs.getUser("derek").getTopologiesAttempted().size());
    Assert.assertEquals("# of invalid topologies", 0, rs.getUser("derek").getTopologiesInvalid().size());
    for (TopologyDetails topo : rs.getUser("bobby").getTopologiesRunning()) {
        Assert.assertTrue("Assert scheduling topology success", TestUtilsForResourceAwareScheduler.assertStatusSuccess(cluster.getStatusMap().get(topo.getId())));
    }
    Assert.assertEquals("# of running topologies", 2, rs.getUser("bobby").getTopologiesRunning().size());
    Assert.assertEquals("# of pending topologies", 0, rs.getUser("bobby").getTopologiesPending().size());
    Assert.assertEquals("# of invalid topologies", 0, rs.getUser("bobby").getTopologiesInvalid().size());
    Assert.assertEquals("# of attempted topologies", 0, rs.getUser("bobby").getTopologiesAttempted().size());
    //fail supervisor
    SupervisorDetails supFailed = cluster.getSupervisors().values().iterator().next();
    LOG.info("/***** failing supervisor: {} ****/", supFailed.getHost());
    supMap.remove(supFailed.getId());
    Map<String, SchedulerAssignmentImpl> newAssignments = new HashMap<String, SchedulerAssignmentImpl>();
    for (Map.Entry<String, SchedulerAssignment> topoToAssignment : cluster.getAssignments().entrySet()) {
        String topoId = topoToAssignment.getKey();
        SchedulerAssignment assignment = topoToAssignment.getValue();
        Map<ExecutorDetails, WorkerSlot> executorToSlots = new HashMap<ExecutorDetails, WorkerSlot>();
        for (Map.Entry<ExecutorDetails, WorkerSlot> execToWorker : assignment.getExecutorToSlot().entrySet()) {
            ExecutorDetails exec = execToWorker.getKey();
            WorkerSlot ws = execToWorker.getValue();
            if (!ws.getNodeId().equals(supFailed.getId())) {
                executorToSlots.put(exec, ws);
            }
        }
        newAssignments.put(topoId, new SchedulerAssignmentImpl(topoId, executorToSlots));
    }
    Map<String, String> statusMap = cluster.getStatusMap();
    cluster = new Cluster(iNimbus, supMap, newAssignments, config);
    cluster.setStatusMap(statusMap);
    rs.schedule(topologies, cluster);
    //Supervisor failed contains a executor from topo-6 of user derek.  Should evict a topology from user jerry since user will be above resource guarantee more so than user derek
    for (TopologyDetails topo : rs.getUser("jerry").getTopologiesRunning()) {
        Assert.assertTrue("Assert scheduling topology success", TestUtilsForResourceAwareScheduler.assertStatusSuccess(cluster.getStatusMap().get(topo.getId())));
    }
    Assert.assertEquals("# of running topologies", 1, rs.getUser("jerry").getTopologiesRunning().size());
    Assert.assertEquals("# of pending topologies", 0, rs.getUser("jerry").getTopologiesPending().size());
    Assert.assertEquals("# of attempted topologies", 1, rs.getUser("jerry").getTopologiesAttempted().size());
    Assert.assertEquals("# of invalid topologies", 0, rs.getUser("jerry").getTopologiesInvalid().size());
    for (TopologyDetails topo : rs.getUser("derek").getTopologiesRunning()) {
        Assert.assertTrue("Assert scheduling topology success", TestUtilsForResourceAwareScheduler.assertStatusSuccess(cluster.getStatusMap().get(topo.getId())));
    }
    Assert.assertEquals("# of running topologies", 2, rs.getUser("derek").getTopologiesRunning().size());
    Assert.assertEquals("# of pending topologies", 0, rs.getUser("derek").getTopologiesPending().size());
    Assert.assertEquals("# of attempted topologies", 0, rs.getUser("derek").getTopologiesAttempted().size());
    Assert.assertEquals("# of invalid topologies", 0, rs.getUser("derek").getTopologiesInvalid().size());
    for (TopologyDetails topo : rs.getUser("bobby").getTopologiesRunning()) {
        Assert.assertTrue("Assert scheduling topology success", TestUtilsForResourceAwareScheduler.assertStatusSuccess(cluster.getStatusMap().get(topo.getId())));
    }
    Assert.assertEquals("# of running topologies", 2, rs.getUser("bobby").getTopologiesRunning().size());
    Assert.assertEquals("# of pending topologies", 0, rs.getUser("bobby").getTopologiesPending().size());
    Assert.assertEquals("# of invalid topologies", 0, rs.getUser("bobby").getTopologiesInvalid().size());
    Assert.assertEquals("# of attempted topologies", 0, rs.getUser("bobby").getTopologiesAttempted().size());
}

Example 5 with Cluster

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

the class TestResourceAwareScheduler method TestNodeFreeSlot.

/**
     * test if free slots on nodes work correctly
     */
@Test
public void TestNodeFreeSlot() {
    INimbus iNimbus = new TestUtilsForResourceAwareScheduler.INimbusTest();
    Map<String, Number> resourceMap = new HashMap<String, Number>();
    resourceMap.put(Config.SUPERVISOR_CPU_CAPACITY, 100.0);
    resourceMap.put(Config.SUPERVISOR_MEMORY_CAPACITY_MB, 1000.0);
    Map<String, SupervisorDetails> supMap = TestUtilsForResourceAwareScheduler.genSupervisors(4, 4, resourceMap);
    Config config = new Config();
    config.putAll(Utils.readDefaultConfig());
    config.put(Config.RESOURCE_AWARE_SCHEDULER_EVICTION_STRATEGY, org.apache.storm.scheduler.resource.strategies.eviction.DefaultEvictionStrategy.class.getName());
    config.put(Config.RESOURCE_AWARE_SCHEDULER_PRIORITY_STRATEGY, org.apache.storm.scheduler.resource.strategies.priority.DefaultSchedulingPriorityStrategy.class.getName());
    config.put(Config.TOPOLOGY_SCHEDULER_STRATEGY, org.apache.storm.scheduler.resource.strategies.scheduling.DefaultResourceAwareStrategy.class.getName());
    config.put(Config.TOPOLOGY_COMPONENT_CPU_PCORE_PERCENT, 100.0);
    config.put(Config.TOPOLOGY_COMPONENT_RESOURCES_OFFHEAP_MEMORY_MB, 500);
    config.put(Config.TOPOLOGY_COMPONENT_RESOURCES_ONHEAP_MEMORY_MB, 500);
    Cluster cluster = new Cluster(iNimbus, supMap, new HashMap<String, SchedulerAssignmentImpl>(), config);
    TopologyDetails topo1 = TestUtilsForResourceAwareScheduler.getTopology("topo-1", config, 1, 0, 2, 0, currentTime - 2, 29);
    TopologyDetails topo2 = TestUtilsForResourceAwareScheduler.getTopology("topo-2", config, 1, 0, 2, 0, currentTime - 2, 10);
    Map<String, TopologyDetails> topoMap = new HashMap<String, TopologyDetails>();
    topoMap.put(topo1.getId(), topo1);
    topoMap.put(topo2.getId(), topo2);
    Topologies topologies = new Topologies(topoMap);
    ResourceAwareScheduler rs = new ResourceAwareScheduler();
    rs.prepare(config);
    rs.schedule(topologies, cluster);
    Map<String, RAS_Node> nodes = RAS_Nodes.getAllNodesFrom(cluster, topologies);
    for (SchedulerAssignment entry : cluster.getAssignments().values()) {
        for (WorkerSlot ws : entry.getSlots()) {
            double memoryBefore = nodes.get(ws.getNodeId()).getAvailableMemoryResources();
            double cpuBefore = nodes.get(ws.getNodeId()).getAvailableCpuResources();
            double memoryUsedByWorker = nodes.get(ws.getNodeId()).getMemoryUsedByWorker(ws);
            Assert.assertEquals("Check if memory used by worker is calculated correctly", 1000.0, memoryUsedByWorker, 0.001);
            double cpuUsedByWorker = nodes.get(ws.getNodeId()).getCpuUsedByWorker(ws);
            Assert.assertEquals("Check if CPU used by worker is calculated correctly", 100.0, cpuUsedByWorker, 0.001);
            nodes.get(ws.getNodeId()).free(ws);
            double memoryAfter = nodes.get(ws.getNodeId()).getAvailableMemoryResources();
            double cpuAfter = nodes.get(ws.getNodeId()).getAvailableCpuResources();
            Assert.assertEquals("Check if free correctly frees amount of memory", memoryBefore + memoryUsedByWorker, memoryAfter, 0.001);
            Assert.assertEquals("Check if free correctly frees amount of memory", cpuBefore + cpuUsedByWorker, cpuAfter, 0.001);
            Assert.assertFalse("Check if worker was removed from assignments", entry.getSlotToExecutors().containsKey(ws));
        }
    }
}