Querying the Service Instance List

This API is used to query the instance list of a specified service.

GET /v1/{project_id}/ats/applications/{application}/instances

**Table 1** Request headers
Parameter	Description	Mandatory	Example
clusterId	Cluster ID.	No	default
namespace	Namespace.	No	manage

**Table 2** Path parameters
Parameter	Type	Description
project_id	String	Project ID.
application	String	Service name.

**Table 3** Request parameter
Parameter	Mandatory	Type	Description
monitorGroup	No	String	Application name. For details, see Querying the Application List.

Example request

/v1/0/ats/applications/ams-metric:8080/instances?monitorGoup=11d5c9b83c1b2e04579fa5a34d191bb5

**Table 4** Response parameters
Parameter	Type	Description
errorCode	String	Error code. SVCSTG.ATS.2000: Query succeeded. SVCSTG.ATS.400101: Parameter verification failed. SVCSTG.ATS.200103: No instance information found.
errorMessage	String	Description of the error.
responseInfo	List (string)	Instance list of a specified service.

Example response

{
  "errorCode": "SVCSTG.ATS.2000",
  "errorMessage":null,
  "responseInfo": [ "d056db8ebf2350c118ea7ace383ac5dd"]
}

Success response

Table 5 describes the status code.

**Table 5** Status code
Status Code	Description
200	The request is successful.

Parent topic: APIs

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