Modifying an Account

Precautions

The name of built-in account system cannot be changed.

Procedure

1. Choose Resources > Access > Account.
2. Click More on the right of the desired account and select Modify.

   The Modify Account page is displayed.

3. Set account parameters.

   Table 1 describes related parameters.

   Table 1 Account parameters

   Parameter	Description
   Account Name	Indicates the name of the account. [Value range] The name must be unique. The name can contain only letters, digits, and special characters ! @ # $ % ^ * . _ + , - =. The name contains 1 to 128 characters.
   Data Encryption	Indicates whether to enable the data encryption function. After this function is enabled, the system generates an account key to protect the data keys of namespaces. The data encryption function of accounts and namespaces can be used to encrypt data written to namespaces to ensure data security. NOTE: To use the data encryption function, you need to import an advanced license. This parameter is available only when data encryption has not been enabled for the account.
   Key Service	After enabling Data Encryption, you need to set Key Service and select a key management service. Internal key service: The built-in key management function of the system is used. External key service: An external key management server is used. If you select this option, you need to configure the external key service first. For details, see Managing the External Key Service.
   QoS Policy	Indicates whether to enable the QoS policy function to control the read/write OPS and bandwidth upper limits of the account. After this function is enabled, you need to set QoS policy parameters for the account.
   OPS Upper Limits	Indicates the OPS upper limit of a single account, that is, the maximum number of operations performed by an account per second. NOTE: This parameter is available only when QoS Policy is enabled.
   Bandwidth Upper Limits	Indicates the bandwidth upper limit of a single account, that is, the maximum amount of I/O data that can be processed by a single account per second, in MB/s. NOTE: This parameter is available only when QoS Policy is enabled.

4. Click OK.