Call the DescribeDiagnosisInstances API to get the diagnosis instance list. ## Debug [去调试](https://api.volcengine.com/api-explorer/?action=DescribeDiagnosisInstances&groupName=%E4%B8%80%E9%94%AE%E8%AF%8A%E6%96%AD&serviceCode=na&version=2020-04-01) ## Request parameters The following only details request parameters specific to this API and key common parameters. More information can be found in [Common parameters](https://www.volcengine.com/docs/6369/67268). **Action ** string 必选`Example: DescribeDiagnosisInstances` Action to execute. Set the value to DescribeDiagnosisInstances. **Version ** string 必选 `Example: 2020-04-01` The API version. Value: 2020\-04\-01. **ResourceType ** string `optional` `Example: EIP` The resource type. Valid values: * EIP * NAT: NAT gateway. * CLB: Classic Load Balancer. * VPN: VPN gateway. * TR: Transit Router. * PL: PrivateLink. * DC: Direct Connect Gateway. **ResourceInstanceId ** string `optional` `Example: eip-12b8n3mdsl4hs17q****` Resource instance ID. **PageNumber ** integer `optional` `Example: 1` Page number of the list. Default: 1. **PageSize ** integer `optional` `Example: 10` The number of entries per page in a paginated query. Maximum: 100. Default: 10. ## Response parameters Only the response parameters specific to this API are listed below. More information, see [Response structure](https://www.volcengine.com/docs/6369/80336). **DiagnosisInstances ** object[] `Example: --` Information of the diagnosis instance. **Count ** integer `Example: 3` Number of historical diagnostic reports. **CreationTime ** string `Example: 2025-12-31T11:41:30+08:00` Creation time. **Resource type ** string `Example: EIP` Resource type. **ResourceRegion ** string `Example: cn-beijing` Region of the resource. **ResourceDeleted ** boolean `Example: false` Is the resource deleted. * true * false **ResourceInstanceId ** string `Example: eip-12b8n3mdsl4hsq****` Resource instance ID. **DiagnosisInstanceId ** string `Example: di-12b8n3mdsl4hsq****` Instance diagnosis ID. **ResourceInstanceName ** string `Example: eip-12b8n3mdsl4hsq****` Name of the resource instance. **DiagnosisInstanceStatus ** string `Example: Pass` Instance diagnosis status. * Running * Pass * Hint * Normal * Serious * Fatal **RequestId ** string `Example: 0ED8D006-F706-4D23-88ED-E11ED28DCAC0` Request ID **PageNumber ** integer `Example: 1` Current page number. **PageSize ** integer `Example: 2` The number of rows on the current page. **TotalCount ** integer `Example: 2` Total number of instance diagnoses that match the criteria. ## Request example ```text GET /?Action=DescribeDiagnosisInstances&Version=2020-04-01&ResourceType=EIP&ResourceInstanceId=eip-12b8n3mdsl4hs17q****&PageNumber=10&PageSize=10 Host: na.volcengineapi.com X-Date: 20251121T094038Z Authorization: HMAC-SHA256 Credential=Adfks******wekfwe/20251121/cn-beijing/na/request, SignedHeaders=host;x-date, Signature=47a7d934ff7b37c03938******cd7b8278a40a1057690c401e92246a0e41085f ``` ## Response examples ```json { "ResponseMetadata": { "RequestId": "20230604110420****100232280022D31", "Action": "DescribeDiagnosisInstances", "Version": "2020-04-01", "Service": "na", "Region": "cn-beijing" }, "Result": { "DiagnosisInstances": [ { "Count": 3, "CreationTime": "2025-12-31T11:41:30+08:00", "ResourceType": "EIP", "ResourceRegion": "cn-beijing", "ResourceDeleted": true, "ResourceInstanceId": "eip-12b8n3mdsl4hsq****", "DiagnosisInstanceId": "di-12b8n3mdsl4hsq****", "ResourceInstanceName": "eip-12b8n3mdsl4hsq****", "DiagnosisInstanceStatus": "Pass" } ], "PageNumber": 1, "PageSize": 2, "TotalCount": 2 } } ``` ## Error codes The following table lists the error codes related to the business logic for this API. For details, see [Common error codes](https://www.volcengine.com/docs/6369/68677). |Status code |Error codes |Error message |Notes | |---|---|---|---| |400 |DataUnmarshalFailed |Data unmarshal failed. |Failed to parse the request. | |400 |ErrDataUnmarshalFailed |Data unmarshal failed. |Failed to parse the request. | |400 |MissingParameter |The request is missing a required parameter. Ensure that you have supplied all the required parameters for the request, for example, the ''. |This request does not contain the required parameter. Ensure the request includes all required parameters, such as . | |400 |InvalidDiagResourceType.NotSupported |The specified resource type is not supported. |The specified resource type is not supported. | |400 |InvalidPaging.Malformed |The specified PageNumber or PageSize is malformed. |The format specified for pagination parameter is invalid. | |401 |ServiceRoleUnauthorized |service role is unauthorized |Role not authorized. Please visit the IAM console to grant the required permissions first | |500 |InternalError |An internal error has occurred. |An internal error occurred. |

Network Advisor