Examples with PackingPlan com.twitter.heron.spi.packing.PackingPlan used on opensource projects

Example 56 with PackingPlan

use of com.twitter.heron.spi.packing.PackingPlan in project heron by twitter.

the class CommonPackingTests method scaleDownAndUp.

/**
   * Test the scenario where scaling down and up is simultaneously requested
   */
@Test
public void scaleDownAndUp() throws Exception {
    int spoutScalingDown = -4;
    int boltScalingUp = 6;
    Map<String, Integer> componentChanges = new HashMap<>();
    // 0 spouts
    componentChanges.put(SPOUT_NAME, spoutScalingDown);
    // 9 bolts
    componentChanges.put(BOLT_NAME, boltScalingUp);
    int numContainersBeforeRepack = 2;
    PackingPlan newPackingPlan = doDefaultScalingTest(componentChanges, numContainersBeforeRepack);
    Assert.assertEquals(3, newPackingPlan.getContainers().size());
    Assert.assertEquals((Integer) (totalInstances + spoutScalingDown + boltScalingUp), newPackingPlan.getInstanceCount());
    AssertPacking.assertNumInstances(newPackingPlan.getContainers(), BOLT_NAME, 9);
    AssertPacking.assertNumInstances(newPackingPlan.getContainers(), SPOUT_NAME, 0);
}

Example 57 with PackingPlan

use of com.twitter.heron.spi.packing.PackingPlan in project heron by twitter.

the class FirstFitDecreasingPackingTest method testPartialRamMapScaling.

/**
   * Test the scenario ram map config is partially set and scaling is requested
   */
@Test
public void testPartialRamMapScaling() throws Exception {
    ByteAmount boltRam = ByteAmount.fromGigabytes(4);
    ByteAmount maxContainerRam = ByteAmount.fromGigabytes(10);
    topologyConfig.setContainerMaxRamHint(maxContainerRam);
    topologyConfig.setComponentRam(BOLT_NAME, boltRam);
    TopologyAPI.Topology topologyExplicitRamMap = getTopology(spoutParallelism, boltParallelism, topologyConfig);
    int numScalingInstances = 3;
    Map<String, Integer> componentChanges = new HashMap<>();
    componentChanges.put(BOLT_NAME, numScalingInstances);
    int numContainersBeforeRepack = 2;
    PackingPlan newPackingPlan = doScalingTest(topologyExplicitRamMap, componentChanges, boltRam, boltParallelism, instanceDefaultResources.getRam(), spoutParallelism, numContainersBeforeRepack, totalInstances);
    Assert.assertEquals(4, newPackingPlan.getContainers().size());
    Assert.assertEquals((Integer) (totalInstances + numScalingInstances), newPackingPlan.getInstanceCount());
    AssertPacking.assertContainers(newPackingPlan.getContainers(), BOLT_NAME, SPOUT_NAME, boltRam, instanceDefaultResources.getRam(), null);
}

Example 58 with PackingPlan

use of com.twitter.heron.spi.packing.PackingPlan in project heron by twitter.

the class FirstFitDecreasingPackingTest method testDefaultContainerSizeRepack.

/**
   * Test the scenario where the max container size is the default
   * and scaling is requested.
   */
@Test
public void testDefaultContainerSizeRepack() throws Exception {
    int defaultNumInstancesperContainer = 4;
    int numScalingInstances = 5;
    Map<String, Integer> componentChanges = new HashMap<>();
    componentChanges.put(BOLT_NAME, numScalingInstances);
    int numContainersBeforeRepack = 2;
    PackingPlan newPackingPlan = doDefaultScalingTest(componentChanges, numContainersBeforeRepack);
    Assert.assertEquals(3, newPackingPlan.getContainers().size());
    Assert.assertEquals((Integer) (totalInstances + numScalingInstances), newPackingPlan.getInstanceCount());
    AssertPacking.assertContainers(newPackingPlan.getContainers(), BOLT_NAME, SPOUT_NAME, instanceDefaultResources.getRam(), instanceDefaultResources.getRam(), null);
    for (PackingPlan.ContainerPlan containerPlan : newPackingPlan.getContainers()) {
        Assert.assertEquals(Math.round(PackingUtils.increaseBy(defaultNumInstancesperContainer * instanceDefaultResources.getCpu(), DEFAULT_CONTAINER_PADDING)), (long) containerPlan.getRequiredResource().getCpu());
        Assert.assertEquals(instanceDefaultResources.getRam().multiply(defaultNumInstancesperContainer).increaseBy(DEFAULT_CONTAINER_PADDING), containerPlan.getRequiredResource().getRam());
        Assert.assertEquals(instanceDefaultResources.getDisk().multiply(defaultNumInstancesperContainer).increaseBy(DEFAULT_CONTAINER_PADDING), containerPlan.getRequiredResource().getDisk());
    }
}

Example 59 with PackingPlan

use of com.twitter.heron.spi.packing.PackingPlan in project heron by twitter.

the class FirstFitDecreasingPackingTest method scaleDownAndUpWithExtraPadding.

/**
   * Test the scenario where scaling down and up is simultaneously requested and padding is
   * configured
   */
@Test
public void scaleDownAndUpWithExtraPadding() throws Exception {
    int paddingPercentage = 50;
    topologyConfig.setContainerPaddingPercentage(paddingPercentage);
    ByteAmount spoutRam = ByteAmount.fromGigabytes(2);
    ByteAmount maxContainerRam = ByteAmount.fromGigabytes(12);
    topologyConfig.setContainerMaxRamHint(maxContainerRam);
    topologyConfig.setComponentRam(SPOUT_NAME, spoutRam);
    int noBolts = 2;
    int noSpouts = 1;
    TopologyAPI.Topology topologyExplicitRamMap = getTopology(noSpouts, noBolts, topologyConfig);
    int spoutScalingUp = 1;
    int boltScalingDown = -2;
    Map<String, Integer> componentChanges = new HashMap<>();
    // 2 spouts
    componentChanges.put(SPOUT_NAME, spoutScalingUp);
    // 0 bolts
    componentChanges.put(BOLT_NAME, boltScalingDown);
    int numContainersBeforeRepack = 1;
    PackingPlan newPackingPlan = doScalingTest(topologyExplicitRamMap, componentChanges, instanceDefaultResources.getRam(), noBolts, spoutRam, noSpouts, numContainersBeforeRepack, noSpouts + noBolts);
    Assert.assertEquals(1, newPackingPlan.getContainers().size());
    Assert.assertEquals((Integer) (noSpouts + noBolts + spoutScalingUp + boltScalingDown), newPackingPlan.getInstanceCount());
    AssertPacking.assertNumInstances(newPackingPlan.getContainers(), BOLT_NAME, noBolts + boltScalingDown);
    AssertPacking.assertNumInstances(newPackingPlan.getContainers(), SPOUT_NAME, noSpouts + spoutScalingUp);
}

Example 60 with PackingPlan

use of com.twitter.heron.spi.packing.PackingPlan in project heron by twitter.

the class FirstFitDecreasingPackingTest method testDefaultContainerSizeWithPadding.

/**
   * Test the scenario where the max container size is the default but padding is configured
   */
@Test
public void testDefaultContainerSizeWithPadding() throws Exception {
    int padding = 50;
    int defaultNumInstancesperContainer = 4;
    topologyConfig.setContainerPaddingPercentage(padding);
    TopologyAPI.Topology newTopology = getTopology(spoutParallelism, boltParallelism, topologyConfig);
    PackingPlan packingPlan = pack(newTopology);
    Assert.assertEquals(2, packingPlan.getContainers().size());
    Assert.assertEquals(totalInstances, packingPlan.getInstanceCount());
    ByteAmount defaultRam = instanceDefaultResources.getRam().multiply(defaultNumInstancesperContainer).increaseBy(padding);
    AssertPacking.assertContainerRam(packingPlan.getContainers(), defaultRam);
    AssertPacking.assertNumInstances(packingPlan.getContainers(), BOLT_NAME, 3);
    AssertPacking.assertNumInstances(packingPlan.getContainers(), SPOUT_NAME, 4);
}