Amazon FSx
API Reference


Updates a file system configuration.

Request Syntax

{ "ClientRequestToken": "string", "FileSystemId": "string", "LustreConfiguration": { "WeeklyMaintenanceStartTime": "string" }, "WindowsConfiguration": { "AutomaticBackupRetentionDays": number, "DailyAutomaticBackupStartTime": "string", "SelfManagedActiveDirectoryConfiguration": { "DnsIps": [ "string" ], "Password": "string", "UserName": "string" }, "WeeklyMaintenanceStartTime": "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) A string of up to 64 ASCII characters that Amazon FSx uses to ensure idempotent updates. This string is automatically filled on your behalf when you use the AWS Command Line Interface (AWS CLI) or an AWS SDK.

Type: String

Length Constraints: Minimum length of 1. Maximum length of 255.

Pattern: [A-za-z0-9_.-]{0,255}$

Required: No


The globally unique ID of the file system, assigned by Amazon FSx.

Type: String

Length Constraints: Minimum length of 11. Maximum length of 21.

Pattern: ^(fs-[0-9a-f]{8,})$

Required: Yes


The configuration object for Amazon FSx for Lustre file systems used in the UpdateFileSystem operation.

Type: UpdateFileSystemLustreConfiguration object

Required: No


The configuration update for this Microsoft Windows file system. The only supported options are for backup and maintenance and for self-managed Active Directory configuration.

Type: UpdateFileSystemWindowsConfiguration object

Required: No

Response Syntax

{ "FileSystem": { "CreationTime": number, "DNSName": "string", "FailureDetails": { "Message": "string" }, "FileSystemId": "string", "FileSystemType": "string", "KmsKeyId": "string", "Lifecycle": "string", "LustreConfiguration": { "DataRepositoryConfiguration": { "ExportPath": "string", "ImportedFileChunkSize": number, "ImportPath": "string" }, "WeeklyMaintenanceStartTime": "string" }, "NetworkInterfaceIds": [ "string" ], "OwnerId": "string", "ResourceARN": "string", "StorageCapacity": number, "SubnetIds": [ "string" ], "Tags": [ { "Key": "string", "Value": "string" } ], "VpcId": "string", "WindowsConfiguration": { "ActiveDirectoryId": "string", "AutomaticBackupRetentionDays": number, "CopyTagsToBackups": boolean, "DailyAutomaticBackupStartTime": "string", "DeploymentType": "string", "MaintenanceOperationsInProgress": [ "string" ], "PreferredFileServerIp": "string", "PreferredSubnetId": "string", "RemoteAdministrationEndpoint": "string", "SelfManagedActiveDirectoryConfiguration": { "DnsIps": [ "string" ], "DomainName": "string", "FileSystemAdministratorsGroup": "string", "OrganizationalUnitDistinguishedName": "string", "UserName": "string" }, "ThroughputCapacity": number, "WeeklyMaintenanceStartTime": "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.


A description of the file system that was updated.

Type: FileSystem object


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


A generic error indicating a failure with a client request.

HTTP Status Code: 400


No Amazon FSx file systems were found based upon supplied parameters.

HTTP Status Code: 400


The error returned when a second request is received with the same client request token but different parameters settings. A client request token should always uniquely identify a single request.

HTTP Status Code: 400


A generic error indicating a server-side failure.

HTTP Status Code: 500


File system configuration is required for this operation.

HTTP Status Code: 400


An error occured.

HTTP Status Code: 400

See Also

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