Use DescribeScheduledActions with a CLI

To describe scheduled actions

The following describe-scheduled-actions example displays details for the scheduled actions for the specified service namespace:

aws application-autoscaling describe-scheduled-actions \
    --service-namespace dynamodb

Output:

{
    "ScheduledActions": [
        {
            "ScalableDimension": "dynamodb:table:WriteCapacityUnits",
            "Schedule": "at(2019-05-20T18:35:00)",
            "ResourceId": "table/my-table",
            "CreationTime": 1561571888.361,
            "ScheduledActionARN": "arn:aws:autoscaling:us-west-2:123456789012:scheduledAction:2d36aa3b-cdf9-4565-b290-81db519b227d:resource/dynamodb/table/my-table:scheduledActionName/my-first-scheduled-action",
            "ScalableTargetAction": {
                "MinCapacity": 15,
                "MaxCapacity": 20
            },
            "ScheduledActionName": "my-first-scheduled-action",
            "ServiceNamespace": "dynamodb"
        },
        {
            "ScalableDimension": "dynamodb:table:WriteCapacityUnits",
            "Schedule": "at(2019-05-20T18:40:00)",
            "ResourceId": "table/my-table",
            "CreationTime": 1561571946.021,
            "ScheduledActionARN": "arn:aws:autoscaling:us-west-2:123456789012:scheduledAction:2d36aa3b-cdf9-4565-b290-81db519b227d:resource/dynamodb/table/my-table:scheduledActionName/my-second-scheduled-action",
            "ScalableTargetAction": {
                "MinCapacity": 5,
                "MaxCapacity": 10
            },
            "ScheduledActionName": "my-second-scheduled-action",
            "ServiceNamespace": "dynamodb"
        }
    ]
}

For more information, see Scheduled Scaling in the Application Auto Scaling User Guide.

Example 1: This cmdlet lists the actions scheduled for your Auto Scaling group that haven't run or that have not reached their end time.

Get-AASScheduledAction -ServiceNamespace AppStream

Output:

CreationTime         : 12/22/2019 9:25:52 AM
EndTime              : 1/1/0001 12:00:00 AM
ResourceId           : fleet/MyFleet
ScalableDimension    : appstream:fleet:DesiredCapacity
ScalableTargetAction : Amazon.ApplicationAutoScaling.Model.ScalableTargetAction
Schedule             : cron(0 0 8 ? * MON-FRI *)
ScheduledActionARN   : arn:aws:autoscaling:us-west-2:012345678912:scheduledAction:4897ca24-3caa-4bf1-8484-851a089b243c:resource/appstream/fleet/MyFleet:scheduledActionName
                       /WeekDaysFleetScaling
ScheduledActionName  : WeekDaysFleetScaling
ServiceNamespace     : appstream
StartTime            : 1/1/0001 12:00:00 AM