How to use @aws-cdk/aws-autoscaling-common - 4 common examples
To help you get started, we’ve selected a few @aws-cdk/aws-autoscaling-common examples, based on popular ways it is used in public projects.
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aws / aws-cdk / packages / @aws-cdk / aws-applicationautoscaling / lib / step-scaling-policy.ts View on Github 
constructor(scope: cdk.Construct, id: string, props: StepScalingPolicyProps) {
super(scope, id);
if (props.scalingSteps.length < 2) {
throw new Error('You must supply at least 2 intervals for autoscaling');
}
const adjustmentType = props.adjustmentType || AdjustmentType.CHANGE_IN_CAPACITY;
const changesAreAbsolute = adjustmentType === AdjustmentType.EXACT_CAPACITY;
const intervals = normalizeIntervals(props.scalingSteps, changesAreAbsolute);
const alarms = findAlarmThresholds(intervals);
if (alarms.lowerAlarmIntervalIndex !== undefined) {
const threshold = intervals[alarms.lowerAlarmIntervalIndex].upper;
this.lowerAction = new StepScalingAction(this, 'LowerPolicy', {
adjustmentType,
cooldown: props.cooldown,
metricAggregationType: aggregationTypeFromMetric(props.metric),
minAdjustmentMagnitude: props.minAdjustmentMagnitude,
scalingTarget: props.scalingTarget,
});
for (let i = alarms.lowerAlarmIntervalIndex; i >= 0; i--) {
this.lowerAction.addAdjustment({
adjustment: intervals[i].change!,
lowerBound: i !== 0 ? intervals[i].lower - threshold : undefined, // Extend last interval to -infinityconstructor(scope: cdk.Construct, id: string, props: StepScalingPolicyProps) {
super(scope, id);
if (props.scalingSteps.length < 2) {
throw new Error('You must supply at least 2 intervals for autoscaling');
}
const adjustmentType = props.adjustmentType || AdjustmentType.CHANGE_IN_CAPACITY;
const changesAreAbsolute = adjustmentType === AdjustmentType.EXACT_CAPACITY;
const intervals = normalizeIntervals(props.scalingSteps, changesAreAbsolute);
const alarms = findAlarmThresholds(intervals);
if (alarms.lowerAlarmIntervalIndex !== undefined) {
const threshold = intervals[alarms.lowerAlarmIntervalIndex].upper;
this.lowerAction = new StepScalingAction(this, 'LowerPolicy', {
adjustmentType: props.adjustmentType,
cooldown: props.cooldown,
metricAggregationType: aggregationTypeFromMetric(props.metric),
minAdjustmentMagnitude: props.minAdjustmentMagnitude,
autoScalingGroup: props.autoScalingGroup,
});
for (let i = alarms.lowerAlarmIntervalIndex; i >= 0; i--) {
this.lowerAction.addAdjustment({
adjustment: intervals[i].change!,
lowerBound: i !== 0 ? intervals[i].lower - threshold : undefined, // Extend last interval to -infinityconstructor(scope: cdk.Construct, id: string, props: StepScalingPolicyProps) {
super(scope, id);
if (props.scalingSteps.length < 2) {
throw new Error('You must supply at least 2 intervals for autoscaling');
}
const adjustmentType = props.adjustmentType || AdjustmentType.CHANGE_IN_CAPACITY;
const changesAreAbsolute = adjustmentType === AdjustmentType.EXACT_CAPACITY;
const intervals = normalizeIntervals(props.scalingSteps, changesAreAbsolute);
const alarms = findAlarmThresholds(intervals);
if (alarms.lowerAlarmIntervalIndex !== undefined) {
const threshold = intervals[alarms.lowerAlarmIntervalIndex].upper;
this.lowerAction = new StepScalingAction(this, 'LowerPolicy', {
adjustmentType: props.adjustmentType,
cooldown: props.cooldown,
metricAggregationType: aggregationTypeFromMetric(props.metric),
minAdjustmentMagnitude: props.minAdjustmentMagnitude,
autoScalingGroup: props.autoScalingGroup,
});
for (let i = alarms.lowerAlarmIntervalIndex; i >= 0; i--) {
this.lowerAction.addAdjustment({
adjustment: intervals[i].change!,constructor(scope: cdk.Construct, id: string, props: StepScalingPolicyProps) {
super(scope, id);
if (props.scalingSteps.length < 2) {
throw new Error('You must supply at least 2 intervals for autoscaling');
}
const adjustmentType = props.adjustmentType || AdjustmentType.CHANGE_IN_CAPACITY;
const changesAreAbsolute = adjustmentType === AdjustmentType.EXACT_CAPACITY;
const intervals = normalizeIntervals(props.scalingSteps, changesAreAbsolute);
const alarms = findAlarmThresholds(intervals);
if (alarms.lowerAlarmIntervalIndex !== undefined) {
const threshold = intervals[alarms.lowerAlarmIntervalIndex].upper;
this.lowerAction = new StepScalingAction(this, 'LowerPolicy', {
adjustmentType,
cooldown: props.cooldown,
metricAggregationType: aggregationTypeFromMetric(props.metric),
minAdjustmentMagnitude: props.minAdjustmentMagnitude,
scalingTarget: props.scalingTarget,
});
for (let i = alarms.lowerAlarmIntervalIndex; i >= 0; i--) {
this.lowerAction.addAdjustment({
adjustment: intervals[i].change!,@aws-cdk/aws-autoscaling-common
Common implementation package for @aws-cdk/aws-autoscaling and @aws-cdk/aws-applicationautoscaling
