Examples with ClutchConfiguration com.netflix.control.clutch.ClutchConfiguration used on opensource projects

Example 6 with ClutchConfiguration

use of com.netflix.control.clutch.ClutchConfiguration in project mantis by Netflix.

the class RpsScaleComputerTest method testApply.

@Test
public void testApply() {
    ClutchRpsPIDConfig rpsConfig = new ClutchRpsPIDConfig(0.0, Tuple.of(0.0, 0.0), 0.0, 0.0, Option.none(), Option.of(40.0), Option.of(60.0), Option.of(2.0), Option.of(0.5));
    RpsScaleComputer scaleComputer = new RpsScaleComputer(rpsConfig);
    ClutchConfiguration config = ClutchConfiguration.builder().minSize(1).maxSize(1000).build();
    double scale = scaleComputer.apply(config, 100L, 0.1);
    assertEquals(100, scale, 1e-10);
    scale = scaleComputer.apply(config, 100L, 0.5);
    assertEquals(200, scale, 1e-10);
    scale = scaleComputer.apply(config, 100L, -0.7);
    assertEquals(65, scale, 1e-10);
}

Example 7 with ClutchConfiguration

use of com.netflix.control.clutch.ClutchConfiguration in project mantis by Netflix.

the class RpsClutchConfigurationSelectorTest method testReturnSameConfigIfSetPointWithin5Percent.

@Test
public void testReturnSameConfigIfSetPointWithin5Percent() {
    UpdateDoublesSketch rpsSketch = UpdateDoublesSketch.builder().setK(1024).build();
    for (int i = 1; i <= 100; i++) {
        rpsSketch.update(i);
    }
    Map<Clutch.Metric, UpdateDoublesSketch> sketches = ImmutableMap.of(Clutch.Metric.RPS, rpsSketch);
    StageScalingPolicy scalingPolicy = new StageScalingPolicy(1, 2, 9, 0, 0, 400L, null);
    StageSchedulingInfo schedulingInfo = StageSchedulingInfo.builder().numberOfInstances(3).scalingPolicy(scalingPolicy).scalable(true).build();
    RpsClutchConfigurationSelector selector = new RpsClutchConfigurationSelector(1, schedulingInfo, null);
    ClutchConfiguration config = selector.apply(sketches);
    assertEquals(76.0, config.getSetPoint(), 1e-10);
    for (int i = 101; i <= 105; i++) {
        rpsSketch.update(i);
    }
    ClutchConfiguration newConfig = selector.apply(sketches);
    // Instance equality
    assertTrue(config == newConfig);
    for (int i = 106; i < 110; i++) {
        rpsSketch.update(i);
    }
    newConfig = selector.apply(sketches);
    assertTrue(config != newConfig);
    assertEquals(82.0, newConfig.getSetPoint(), 1e-10);
}

Example 8 with ClutchConfiguration

use of com.netflix.control.clutch.ClutchConfiguration in project mantis by Netflix.

the class RpsClutchConfigurationSelectorTest method testSetPointDriftAdjust.

@Test
public void testSetPointDriftAdjust() {
    UpdateDoublesSketch rpsSketch = UpdateDoublesSketch.builder().setK(1024).build();
    for (int i = 1; i <= 100; i++) {
        if (i <= 76) {
            rpsSketch.update(i);
        } else {
            rpsSketch.update(1000 + i);
        }
    }
    Map<Clutch.Metric, UpdateDoublesSketch> sketches = ImmutableMap.of(Clutch.Metric.RPS, rpsSketch);
    StageScalingPolicy scalingPolicy = new StageScalingPolicy(1, 2, 9, 0, 0, 400L, null);
    StageSchedulingInfo schedulingInfo = StageSchedulingInfo.builder().numberOfInstances(3).scalingPolicy(scalingPolicy).scalable(true).build();
    RpsClutchConfigurationSelector selector = new RpsClutchConfigurationSelector(1, schedulingInfo, null);
    ClutchConfiguration config = selector.apply(sketches);
    assertEquals(83.6, config.getSetPoint(), 1e-10);
}