Select your cookie preferences

We use essential cookies and similar tools that are necessary to provide our site and services. We use performance cookies to collect anonymous statistics, so we can understand how customers use our site and make improvements. Essential cookies cannot be deactivated, but you can choose “Customize” or “Decline” to decline performance cookies.

If you agree, AWS and approved third parties will also use cookies to provide useful site features, remember your preferences, and display relevant content, including relevant advertising. To accept or decline all non-essential cookies, choose “Accept” or “Decline.” To make more detailed choices, choose “Customize.”

UpdateStorageSystem

Focus mode
UpdateStorageSystem - AWS DataSync

Modifies some configurations of an on-premises storage system resource that you're using with DataSync Discovery.

Request Syntax

{ "AgentArns": [ "string" ], "CloudWatchLogGroupArn": "string", "Credentials": { "Password": "string", "Username": "string" }, "Name": "string", "ServerConfiguration": { "ServerHostname": "string", "ServerPort": number }, "StorageSystemArn": "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.

AgentArns

Specifies the Amazon Resource Name (ARN) of the DataSync agent that connects to and reads your on-premises storage system. You can only specify one ARN.

Type: Array of strings

Array Members: Fixed number of 1 item.

Length Constraints: Maximum length of 128.

Pattern: ^arn:(aws|aws-cn|aws-us-gov|aws-iso|aws-iso-b):datasync:[a-z\-0-9]+:[0-9]{12}:agent/agent-[0-9a-z]{17}$

Required: No

CloudWatchLogGroupArn

Specifies the ARN of the Amazon CloudWatch log group for monitoring and logging discovery job events.

Type: String

Length Constraints: Maximum length of 562.

Pattern: ^arn:(aws|aws-cn|aws-us-gov|aws-iso|aws-iso-b):logs:[a-z\-0-9]+:[0-9]{12}:log-group:([^:\*]*)(:\*)?$

Required: No

Credentials

Specifies the user name and password for accessing your on-premises storage system's management interface.

Type: Credentials object

Required: No

Name

Specifies a familiar name for your on-premises storage system.

Type: String

Length Constraints: Minimum length of 1. Maximum length of 256.

Pattern: ^[\p{L}\p{M}\p{N}\s+=._:@\/-]+$

Required: No

ServerConfiguration

Specifies the server name and network port required to connect with your on-premises storage system's management interface.

Type: DiscoveryServerConfiguration object

Required: No

StorageSystemArn

Specifies the ARN of the on-premises storage system that you want reconfigure.

Type: String

Length Constraints: Maximum length of 128.

Pattern: ^arn:(aws|aws-cn|aws-us-gov|aws-iso|aws-iso-b):datasync:[a-z\-0-9]+:[0-9]{12}:system/storage-system-[a-f0-9]{8}-[a-f0-9]{4}-[a-f0-9]{4}-[a-f0-9]{4}-[a-f0-9]{12}$

Required: Yes

Response Elements

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

Errors

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

InternalException

This exception is thrown when an error occurs in the AWS DataSync service.

HTTP Status Code: 500

InvalidRequestException

This exception is thrown when the client submits a malformed request.

HTTP Status Code: 400

See Also

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

PrivacySite termsCookie preferences
© 2025, Amazon Web Services, Inc. or its affiliates. All rights reserved.