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UpdateCluster - Amazon DynamoDB
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UpdateCluster

Modifies the settings for a DAX cluster. You can use this action to change one or more cluster configuration parameters by specifying the parameters and the new values.

Request Syntax

{ "ClusterName": "string", "Description": "string", "NotificationTopicArn": "string", "NotificationTopicStatus": "string", "ParameterGroupName": "string", "PreferredMaintenanceWindow": "string", "SecurityGroupIds": [ "string" ] }

Request Parameters

The request accepts the following data in JSON format.

Note

In the following list, the required parameters are described first.

ClusterName

The name of the DAX cluster to be modified.

Type: String

Required: Yes

Description

A description of the changes being made to the cluster.

Type: String

Required: No

NotificationTopicArn

The Amazon Resource Name (ARN) that identifies the topic.

Type: String

Required: No

NotificationTopicStatus

The current state of the topic. A value of “active” means that notifications will be sent to the topic. A value of “inactive” means that notifications will not be sent to the topic.

Type: String

Required: No

ParameterGroupName

The name of a parameter group for this cluster.

Type: String

Required: No

PreferredMaintenanceWindow

A range of time when maintenance of DAX cluster software will be performed. For example: sun:01:00-sun:09:00. Cluster maintenance normally takes less than 30 minutes, and is performed automatically within the maintenance window.

Type: String

Required: No

SecurityGroupIds

A list of user-specified security group IDs to be assigned to each node in the DAX cluster. If this parameter is not specified, DAX assigns the default VPC security group to each node.

Type: Array of strings

Required: No

Response Syntax

{ "Cluster": { "ActiveNodes": number, "ClusterArn": "string", "ClusterDiscoveryEndpoint": { "Address": "string", "Port": number, "URL": "string" }, "ClusterEndpointEncryptionType": "string", "ClusterName": "string", "Description": "string", "IamRoleArn": "string", "NodeIdsToRemove": [ "string" ], "Nodes": [ { "AvailabilityZone": "string", "Endpoint": { "Address": "string", "Port": number, "URL": "string" }, "NodeCreateTime": number, "NodeId": "string", "NodeStatus": "string", "ParameterGroupStatus": "string" } ], "NodeType": "string", "NotificationConfiguration": { "TopicArn": "string", "TopicStatus": "string" }, "ParameterGroup": { "NodeIdsToReboot": [ "string" ], "ParameterApplyStatus": "string", "ParameterGroupName": "string" }, "PreferredMaintenanceWindow": "string", "SecurityGroups": [ { "SecurityGroupIdentifier": "string", "Status": "string" } ], "SSEDescription": { "Status": "string" }, "Status": "string", "SubnetGroup": "string", "TotalNodes": number } }

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.

Cluster

A description of the DAX cluster, after it has been modified.

Type: Cluster object

Errors

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

ClusterNotFoundFault

The requested cluster ID does not refer to an existing DAX cluster.

HTTP Status Code: 400

InvalidClusterStateFault

The requested DAX cluster is not in the available state.

HTTP Status Code: 400

InvalidParameterCombinationException

Two or more incompatible parameters were specified.

HTTP Status Code: 400

InvalidParameterGroupStateFault

One or more parameters in a parameter group are in an invalid state.

HTTP Status Code: 400

InvalidParameterValueException

The value for a parameter is invalid.

HTTP Status Code: 400

ParameterGroupNotFoundFault

The specified parameter group does not exist.

HTTP Status Code: 400

ServiceLinkedRoleNotFoundFault

The specified service linked role (SLR) was not found.

HTTP Status Code: 400

See Also

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

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