All Products
Search

This Product

    Web Application Firewall:DescribeAlarmList

    Document Center

    Web Application Firewall:DescribeAlarmList

    Last Updated:Dec 25, 2025

    This operation queries a list of alerts.

    Try it now

    Try this API in OpenAPI Explorer, no manual signing needed. Successful calls auto-generate SDK code matching your parameters. Download it with built-in credential security for local usage.

    Test

    RAM authorization

    No authorization for this operation. If you encounter issues with this operation, contact technical support.

    Request parameters

    Parameter

    Type

    Required

    Description

    Example
    InstanceId

    string

    Yes

    The ID of the WAF instance.

    Note

    Call DescribeInstance to obtain the ID of the WAF instance.

    waf_v2_public_cn-pe33e****
    RegionId

    string

    No

    The region where the WAF instance is located. Valid values:

    • cn-hangzhou: the Chinese mainland.

    • ap-southeast-1: outside the Chinese mainland.

    cn-hangzhou
    ResourceManagerResourceGroupId

    string

    No

    The ID of the Alibaba Cloud resource group.

    rg-aek2ipnu***

    Response elements

    Element

    Type

    Description

    Example

    object

    RequestId

    string

    The ID of the request.

    8D8EBFB7-E1EB-5236-952A-092EDC72***
    Alarms

    array<object>

    A list of alerts.

    object

    The alert information.

    Status

    integer

    The current status of the alert. Valid values:

    • 1: The queries per second (QPS) usage exceeds the limit.

    • 2: The service is added to the sandbox.

    • 3: The service is removed from the sandbox.

    • 4: The QPS usage returns to normal.

    1
    Type

    string

    The alarm type. Valid value:

    • qps: a QPS alert.

    qps
    MaxQps

    integer

    The peak QPS.

    12000
    EndTime

    integer

    The end time of the alert. This value is a UNIX timestamp in milliseconds.

    1605600798
    Cause

    string

    The cause of the alert. Valid values:

    • fivefold: The QPS of the service exceeds the current specifications.

    • 4count: The actual QPS of the service has cumulatively exceeded the current specifications.

    • exceed10w: The peak QPS of the service has exceeded 100,000.

    • costProtection: Billing protection is triggered.

    4count
    StartTime

    integer

    The start time of the alert. This value is a UNIX timestamp in milliseconds.

    1605600767
    Spec

    integer

    The current specifications.

    10000

    Examples

    Success response

    JSON format

    {
  "RequestId": "8D8EBFB7-E1EB-5236-952A-092EDC72***",
  "Alarms": [
    {
      "Status": 1,
      "Type": "qps",
      "MaxQps": 12000,
      "EndTime": 1605600798,
      "Cause": "4count",
      "StartTime": 1605600767,
      "Spec": 10000
    }
  ]
}

    Error codes

    See Error Codes for a complete list.

    Release notes

    See Release Notes for a complete list.