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Elastic High Performance Computing:DeleteUsers

Last Updated:Aug 28, 2026

Deletes one or more users from an E-HPC cluster.

Operation description

Deleting a user removes only the account information. Files in the user's /home directory are retained. For example, deleting user1 does not remove files under /home/user1/. A deleted user cannot be recovered, and creating a user with the same name does not restore the retained data.

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RAM authorization

The table below describes the authorization required to call this API. You can define it in a Resource Access Management (RAM) policy. The table's columns are detailed below:

  • Action: The actions can be used in the Action element of RAM permission policy statements to grant permissions to perform the operation.

  • API: The API that you can call to perform the action.

  • Access level: The predefined level of access granted for each API. Valid values: create, list, get, update, and delete.

  • Resource type: The type of the resource that supports authorization to perform the action. It indicates if the action supports resource-level permission. The specified resource must be compatible with the action. Otherwise, the policy will be ineffective.

    • For APIs with resource-level permissions, required resource types are marked with an asterisk (*). Specify the corresponding Alibaba Cloud Resource Name (ARN) in the Resource element of the policy.

    • For APIs without resource-level permissions, it is shown as All Resources. Use an asterisk (*) in the Resource element of the policy.

  • Condition key: The condition keys defined by the service. The key allows for granular control, applying to either actions alone or actions associated with specific resources. In addition to service-specific condition keys, Alibaba Cloud provides a set of common condition keys applicable across all RAM-supported services.

  • Dependent action: The dependent actions required to run the action. To complete the action, the RAM user or the RAM role must have the permissions to perform all dependent actions.

Action

Access level

Resource type

Condition key

Dependent action

ehpc:DeleteUsers

delete

*All Resource

*

None None

Request parameters

Parameter

Type

Required

Description

Example

ClusterId

string

Yes

The cluster ID.

Call the ListClusters operation to query cluster IDs.

ehpc-hz-FYUr32****

User

array<object>

Yes

The users to delete.

object

No

The user objects.

Name

string

Yes

The username. Valid values of N: 1 to 100.

Call the ListUsers operation to query cluster users.

user1

Async

boolean

No

Whether to run the request asynchronously.

Default value: false.

false

Response elements

Element

Type

Description

Example

object

RequestId

string

The request ID.

04F0F334-1335-436C-A1D7-6C044FE****

Examples

Success response

JSON format

{
  "RequestId": "04F0F334-1335-436C-A1D7-6C044FE****"
}

Error codes

HTTP status code

Error code

Error message

Description

400 InvalidParams The specified parameter %s is invalid. The specified parameter %s is invalid.
500 UnknownError An unknown error occurred. An unknown error occurred.
403 InvalidClusterStatus The operation failed due to invalid cluster status. The cluster status does not support the operation.
404 ClusterNotFound The specified cluster does not exist. The specified instance does not exist.
404 ManagerNotFound The manager nodes do not exist or their status is abnormal. The manager nodes do not exist or their status is abnormal.
503 ServiceUnavailable The request has failed due to a temporary failure of the server The request has failed due to a temporary failure of the server.
406 AgentError The agent service request failed. The cluster-side command failed to run. %s
406 AgentError.Account.DomainNotExist The specified domain does not exist: %s. The domain service does not exist: %s
406 AgentError.Account.GetentPasswdFailure Failed to get the user list: %s. Failed to obtain the domain user list: %s
406 AgentError.Account.UserNotExist The specified user is not found in the domain: %s. The user does not exist in the domain: %s.
406 AgentError.Account.UserDeleteFailure Failed to delete user from domain: %s. Failed to remove the user from domain: %s
406 AgentResponseTimeout Agent response timeout: %s
407 NotAuthorized You are not authorized by RAM for this request. The request is not authorized by RAM.
409 PartFailure Part of the batch operation failed. Part of the batch operation failed.

See Error Codes for a complete list.

Release notes

See Release Notes for a complete list.