Use GetMaintenanceWindowExecutionTask with a CLI

To get information about a maintenance window task execution

The following get-maintenance-window-execution-task example lists information about a task that is part of the specified maintenance window execution.

aws ssm get-maintenance-window-execution-task \
    --window-execution-id "518d5565-5969-4cca-8f0e-da3b2EXAMPLE" \
    --task-id "ac0c6ae1-daa3-4a89-832e-d3845EXAMPLE"

Output:

{
    "WindowExecutionId": "518d5565-5969-4cca-8f0e-da3b2EXAMPLE",
    "TaskExecutionId": "ac0c6ae1-daa3-4a89-832e-d3845EXAMPLE",
    "TaskArn": "AWS-RunPatchBaseline",
    "ServiceRole": "arn:aws:iam::111222333444:role/aws-service-role/ssm.amazonaws.com/AWSServiceRoleForAmazonSSM",
    "Type": "RUN_COMMAND",
    "TaskParameters": [
        {
            "BaselineOverride": {
                "Values": [
                    ""
                ]
            },
            "InstallOverrideList": {
                "Values": [
                    ""
                ]
            },
            "Operation": {
                "Values": [
                    "Scan"
                ]
            },
            "RebootOption": {
                "Values": [
                    "RebootIfNeeded"
                ]
            },
            "SnapshotId": {
                "Values": [
                    "{{ aws:ORCHESTRATION_ID }}"
                ]
            },
            "aws:InstanceId": {
                "Values": [
                    "i-02573cafcfEXAMPLE",
                    "i-0471e04240EXAMPLE",
                    "i-07782c72faEXAMPLE"
                ]
            }
        }
    ],
    "Priority": 1,
    "MaxConcurrency": "1",
    "MaxErrors": "3",
    "Status": "SUCCESS",
    "StartTime": "2021-08-04T11:45:35.088000-07:00",
    "EndTime": "2021-08-04T11:53:09.079000-07:00"
}

For more information, see View information about tasks and task executions (AWS CLI) in the AWS Systems Manager User Guide.

Example 1: This example lists information about a task that was part of a maintenance window execution.

Get-SSMMaintenanceWindowExecutionTask -TaskId "ac0c6ae1-daa3-4a89-832e-d384503b6586" -WindowExecutionId "518d5565-5969-4cca-8f0e-da3b2a638355"

Output:

EndTime           : 2/21/2017 4:00:35 PM
MaxConcurrency    : 1
MaxErrors         : 1
Priority          : 10
ServiceRole       : arn:aws:iam::123456789012:role/MaintenanceWindowsRole
StartTime         : 2/21/2017 4:00:34 PM
Status            : FAILED
StatusDetails     : The maximum error count was exceeded.
TaskArn           : AWS-RunShellScript
TaskExecutionId   : ac0c6ae1-daa3-4a89-832e-d384503b6586
TaskParameters    : {Amazon.Runtime.Internal.Util.AlwaysSendDictionary`2[System.String,Amazon.SimpleSystemsManagement.Model.MaintenanceWindowTaskPara
                    meterValueExpression]}
Type              : RUN_COMMAND
WindowExecutionId : 518d5565-5969-4cca-8f0e-da3b2a638355