Examples with ByteAmount com.twitter.heron.common.basics.ByteAmount used on opensource projects

Example 71 with ByteAmount

use of com.twitter.heron.common.basics.ByteAmount 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 72 with ByteAmount

use of com.twitter.heron.common.basics.ByteAmount 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 73 with ByteAmount

use of com.twitter.heron.common.basics.ByteAmount 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);
}

Example 74 with ByteAmount

use of com.twitter.heron.common.basics.ByteAmount in project heron by twitter.

the class FirstFitDecreasingPacking method getSortedRAMInstances.

/**
   * Sort the components in decreasing order based on their RAM requirements
   *
   * @return The sorted list of components and their RAM requirements
   */
private ArrayList<RamRequirement> getSortedRAMInstances(Set<String> componentNames) {
    ArrayList<RamRequirement> ramRequirements = new ArrayList<>();
    Map<String, ByteAmount> ramMap = TopologyUtils.getComponentRamMapConfig(topology);
    for (String componentName : componentNames) {
        Resource requiredResource = PackingUtils.getResourceRequirement(componentName, ramMap, this.defaultInstanceResources, this.maxContainerResources, this.paddingPercentage);
        ramRequirements.add(new RamRequirement(componentName, requiredResource.getRam()));
    }
    Collections.sort(ramRequirements, Collections.reverseOrder());
    return ramRequirements;
}

Example 75 with ByteAmount

use of com.twitter.heron.common.basics.ByteAmount in project heron by twitter.

the class ResourceCompliantRRPackingTest method testPartialRamMap.

/**
   * Test the scenario ram map config is fully set
   */
@Test
public void testPartialRamMap() throws Exception {
    int numContainers = 2;
    // Explicit set resources for container
    ByteAmount containerRam = ByteAmount.fromGigabytes(10);
    // Explicit set component ram map
    ByteAmount boltRam = ByteAmount.fromGigabytes(1);
    ByteAmount spoutRam = ByteAmount.fromGigabytes(2);
    topologyConfig.setContainerRamRequested(containerRam);
    topologyConfig.setComponentRam(BOLT_NAME, boltRam);
    topologyConfig.setComponentRam(SPOUT_NAME, spoutRam);
    TopologyAPI.Topology topologyExplicitRamMap = getTopology(spoutParallelism, boltParallelism, topologyConfig);
    PackingPlan packingPlanExplicitRamMap = pack(topologyExplicitRamMap);
    Assert.assertEquals(totalInstances, packingPlanExplicitRamMap.getInstanceCount());
    Assert.assertEquals(numContainers, packingPlanExplicitRamMap.getContainers().size());
    AssertPacking.assertContainers(packingPlanExplicitRamMap.getContainers(), BOLT_NAME, SPOUT_NAME, boltRam, spoutRam, containerRam);
}