DescribeMaintenanceWindowExecutionTaskInvocations - Amazon Systems Manager
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Retrieves the individual task executions (one per target) for a particular task run as part of a maintenance window execution.

Request Syntax

{ "Filters": [ { "Key": "string", "Values": [ "string" ] } ], "MaxResults": number, "NextToken": "string", "TaskId": "string", "WindowExecutionId": "string" }

Request Parameters

For information about the parameters that are common to all actions, see Common Parameters.

The request accepts the following data in JSON format.


Optional filters used to scope down the returned task invocations. The supported filter key is STATUS with the corresponding values PENDING, IN_PROGRESS, SUCCESS, FAILED, TIMED_OUT, CANCELLING, and CANCELLED.

Type: Array of MaintenanceWindowFilter objects

Array Members: Minimum number of 0 items. Maximum number of 5 items.

Required: No


The maximum number of items to return for this call. The call also returns a token that you can specify in a subsequent call to get the next set of results.

Type: Integer

Valid Range: Minimum value of 10. Maximum value of 100.

Required: No


The token for the next set of items to return. (You received this token from a previous call.)

Type: String

Required: No


The ID of the specific task in the maintenance window task that should be retrieved.

Type: String

Length Constraints: Fixed length of 36.

Pattern: ^[0-9a-fA-F]{8}\-[0-9a-fA-F]{4}\-[0-9a-fA-F]{4}\-[0-9a-fA-F]{4}\-[0-9a-fA-F]{12}$

Required: Yes


The ID of the maintenance window execution the task is part of.

Type: String

Length Constraints: Fixed length of 36.

Pattern: ^[0-9a-fA-F]{8}\-[0-9a-fA-F]{4}\-[0-9a-fA-F]{4}\-[0-9a-fA-F]{4}\-[0-9a-fA-F]{12}$

Required: Yes

Response Syntax

{ "NextToken": "string", "WindowExecutionTaskInvocationIdentities": [ { "EndTime": number, "ExecutionId": "string", "InvocationId": "string", "OwnerInformation": "string", "Parameters": "string", "StartTime": number, "Status": "string", "StatusDetails": "string", "TaskExecutionId": "string", "TaskType": "string", "WindowExecutionId": "string", "WindowTargetId": "string" } ] }

Response Elements

If the action is successful, the service sends back an HTTP 200 response.

The following data is returned in JSON format by the service.


The token to use when requesting the next set of items. If there are no additional items to return, the string is empty.

Type: String


Information about the task invocation results per invocation.

Type: Array of MaintenanceWindowExecutionTaskInvocationIdentity objects


For information about the errors that are common to all actions, see Common Errors.


Error returned when the ID specified for a resource, such as a maintenance window or patch baseline, doesn't exist.

For information about resource quotas in Amazon Systems Manager, see Systems Manager service quotas in the Amazon Web Services General Reference.

HTTP Status Code: 400


An error occurred on the server side.

HTTP Status Code: 500



This example illustrates one usage of DescribeMaintenanceWindowExecutionTaskInvocations.

Sample Request

POST / HTTP/1.1 Host: Accept-Encoding: identity X-Amz-Target: AmazonSSM.DescribeMaintenanceWindowExecutionTaskInvocations Content-Type: application/x-amz-json-1.1 User-Agent: aws-cli/2.0.0 Python/3.7.5 Windows/10 botocore/2.0.0dev4 X-Amz-Date: 20200224T233800Z Authorization: AWS4-HMAC-SHA256 Credential=AKIAIOSFODNN7EXAMPLE/20200224/us-east-2/ssm/aws4_request, SignedHeaders=content-type;host;x-amz-date;x-amz-target, Signature=39c3b3042cd2aEXAMPLE Content-Length: 111 { "WindowExecutionId": "b40a588d-32a7-4ea7-9a6b-b4ef4EXAMPLE", "TaskId": "0c9ac961-dafd-4a94-b6c7-1bef3EXAMPLE" }

Sample Response

{ "WindowExecutionTaskInvocationIdentities": [ { "WindowExecutionId": "b40a588d-32a7-4ea7-9a6b-b4ef4EXAMPLE", "TaskExecutionId": "0c9ac961-dafd-4a94-b6c7-1bef3EXAMPLE", "InvocationId": "0e466033-290b-4d74-9ae0-f33e3EXAMPLE", "ExecutionId": "1203cf98-5a79-4ec3-97e9-12e0bEXAMPLE", "TaskType": "RUN_COMMAND", "Parameters": "{\"comment\":\"\",\"documentName\":\"AWS-ApplyPatchBaseline\",\"instanceIds\":[\"i-00ec29b21eEXAMPLE\",\"i-09911ddd90EXAMPLE\"],\"maxConcurrency\":\"1\",\"maxErrors\":\"1\",\"parameters\":{\"SnapshotId\":[\"\"],\"Operation\":[\"Install\"]},\"timeoutSeconds\":600}", "Status": "SUCCESS", "StatusDetails": "Success", "StartTime": "2021-08-04T11:35:35.170000-07:00", "EndTime": "2021-08-04T11:42:11.330000-07:00" } ] }

See Also

For more information about using this API in one of the language-specific Amazon SDKs, see the following: