Help Center/ API Gateway/ Dedicated API Gateway API Reference (Paris Region)/ Dedicated Gateway APIs (V2)/ Monitoring Information Query/ Querying Monitoring Data
Updated on 2023-12-19 GMT+08:00
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Querying Monitoring Data

Function

This API is used to query the monitoring metric data at a specified granularity in a specified period of time.

Calling Method

For details, see Calling APIs.

URI

GET /v2/{project_id}/apigw/instances/{instance_id}/metric-data

Table 1 Path Parameters

Parameter

Mandatory

Type

Description

project_id

Yes

String

Project ID. For details about how to obtain it, see Obtaining a Project ID.

instance_id

Yes

String

Gateway ID, which can be obtained from the gateway information on the APIG console.
Table 2 Query Parameters

Parameter

Mandatory

Type

Description

dim

Yes

String

Metric dimension.

  • inbound_eip: Inbound public network bandwidth, which is supported only by gateways that support load balancing.

  • outbound_eip: Outbound public network bandwidth.

Enumeration values:

  • inbound_eip

  • outbound_eip

metric_name

Yes

String

Metric name.

  • upstream_bandwidth: Outbound bandwidth.

  • downstream_bandwidth: Inbound bandwidth.

  • upstream_bandwidth_usage: Outbound bandwidth usage.

  • downstream_bandwidth_usage: Inbound bandwidth usage.

  • up_stream: Outbound traffic.

  • down_stream: Inbound traffic.

Enumeration values:

  • upstream_bandwidth

  • downstream_bandwidth

  • upstream_bandwidth_usage

  • downstream_bandwidth_usage

  • up_stream

  • down_stream

from

Yes

String

Start time of the query. The time is a UNIX timestamp and the unit is ms.

to

Yes

String

End time of the query. The time is a UNIX timestamp and the unit is ms. The value of parameter from must be earlier than that of parameter to.

period

Yes

Integer

Monitoring data granularity.

  • 1: Real-time data.

  • 300: 5 minutes.

  • 1200: 20 minutes.

  • 3600: 1 hour.

  • 14400: 4 hours.

  • 86400: 1 day.

Enumeration values:

  • 1

  • 300

  • 1200

  • 3600

  • 14400

  • 86400

filter

Yes

String

Data rollup mode.

  • average: Average value of the metric data in the rollup period.

  • max: Maximum value of the metric data in the rollup period.

  • min: Minimum value of the metric data in the rollup period.

  • sum: Sum of the metric data in the rollup period.

  • variance: Variance value of the metric data in the rollup period.

Enumeration values:

  • average

  • max

  • min

  • sum

  • variance

Request Parameters

Table 3 Request header parameters

Parameter

Mandatory

Type

Description

X-Auth-Token

Yes

String

User token. It can be obtained by calling the IAM API used to obtain a user token. The value of X-Subject-Token in the response header is a token.

Response Parameters

Status code: 200

Table 4 Response body parameters

Parameter

Type

Description

datapoints

Array of MetricData objects

Metric data.
Table 5 MetricData

Parameter

Type

Description

average

Integer

Average value of metric data within a rollup period. This parameter is supported only when the value of filter in the request is average.

max

Integer

Maximum value of metric data within a rollup period. This parameter is supported only when the value of filter in the request is max.

min

Integer

Minimum value of metric data within a rollup period. This parameter is supported only when the value of filter in the request is min.

sum

Integer

Sum of metric data within a rollup period. This parameter is supported only when the value of filter in the request is sum.

variance

Integer

Variance value of metric data within a rollup period. This parameter is supported only when the value of filter in the request is variance.

timestamp

Integer

Time when the metric is collected. It is a UNIX timestamp in milliseconds.

unit

String

Metric unit.

Status code: 400

Table 6 Response body parameters

Parameter

Type

Description

error_code

String

Error code.

error_msg

String

Error message.

Status code: 401

Table 7 Response body parameters

Parameter

Type

Description

error_code

String

Error code.

error_msg

String

Error message.

Status code: 403

Table 8 Response body parameters

Parameter

Type

Description

error_code

String

Error code.

error_msg

String

Error message.

Status code: 404

Table 9 Response body parameters

Parameter

Type

Description

error_code

String

Error code.

error_msg

String

Error message.

Status code: 500

Table 10 Response body parameters

Parameter

Type

Description

error_code

String

Error code.

error_msg

String

Error message.

Example Requests

None

Example Responses

Status code: 200

OK

{
  "datapoints" : [ {
    "average" : 5,
    "timestamp" : 1665304920000,
    "unit" : "Byte"
  } ]
}

Status code: 400

Bad Request

{
  "error_code" : "APIG.2012",
  "error_msg" : "Invalid parameter value,parameterName:api_id. Please refer to the support documentation"
}

Status code: 401

Unauthorized

{
  "error_code" : "APIG.1002",
  "error_msg" : "Incorrect token or token resolution failed"
}

Status code: 403

Forbidden

{
  "error_code" : "APIG.1005",
  "error_msg" : "No permissions to request this method"
}

Status code: 404

Not Found

{
  "error_code" : "APIG.3002",
  "error_msg" : "API 39bce6d25a3f470e8cf7b2c97174f7d9 does not exist"
}

Status code: 500

Internal Server Error

{
  "error_code" : "APIG.9999",
  "error_msg" : "System error"
}

Status Codes

Status Code

Description

200

OK

400

Bad Request

401

Unauthorized

403

Forbidden

404

Not Found

500

Internal Server Error

Error Codes

See Error Codes.